| age of bole respired CO2 |
measured as physiological metric to investigate |
mechanisms underlying drought-induced changes in NSC pool age |
Pinus edulis |
| daytime extrapolation of ecosystem respiration |
should be reduced to account for |
reduction in leaf respiration during the day |
|
| induced TPS plants |
did not have |
significantly higher dark respiration rates |
Arabidopsis thaliana |
| sugar concentration |
has weaker effect on respiration rate in |
developing leaves |
Betula pendula |
| R dark_25 |
decreases with |
increasing temperature in all species |
|
| intercellular CO2 concentration (Ci) |
is determined by |
mesophyll respiration |
|
| plant respiration |
responds to |
humidity |
|
| plant respiration |
responds to |
soil water |
|
| mild-to-moderate drought |
can directly limit |
activity of respiratory processes |
|
| cold-affiliated species |
show R dark_Tg increased with warming when expressed on |
N and P basis |
|
| phenological stage and species |
have interactive effects on |
R dark.25 |
|
| up to 50% of carbon assimilated during day |
is |
respired |
|
| environmental, physiological, or NSC effects |
do not affect |
respiration rate in developed leaves |
Betula pendula |
| (AOX1A, ATAOX1A, AtHSR3, HSR3, AT3G22370) plants |
can be inhibited by |
SHAM (10 mM) |
|
| Rd |
did increase in response to |
severe heat stress associated with late sowing |
|
| R dark |
shows no significant difference when calculated using |
three different Q10 values (2, 2.3 and temperature-dependent Q10) |
|
| FAsTeR method |
could be applied to |
respiration-temperature response curves with minimal adjustment |
|
| leaf dark respiration (R dark_25) |
declines with warming in |
cold-affiliated species |
|
| leaf respiration rate |
often relates to |
air temperature and leaf nitrogen concentration |
Betula pendula |
| substrate-induced respiration |
is proposed as mechanism for |
respiration response to sugar concentration |
Betula pendula |
| high daytime temperatures |
increases in A can support |
higher daytime respiration |
|
| 2% O2 condition |
results in |
Ci correction decreases Rc from 1.15 ± 0.39 to 0.64 ± 0.04 μmol m−2 s−1 |
|
| Buckley et al. (2017) |
found that activity of oxygen components of mitochondrial respiration |
decline progressively with irradiance |
|
| Rd |
declines through |
night |
|
| dark conditions |
causes PQ pool to be |
reduced due to respiratory electron flow |
|
| water limitation |
could limit the capacity of |
plant respiration |
|
| late-sown plants |
experienced Rd increasing |
Rd |
|
| warm-affiliated species |
show R dark_25 increased with cooling by 37% for |
Inga marginata between 22°C and 14°C |
Inga marginata |
| Rd |
has been shown to increase in response to |
short periods of nocturnal warming |
|
| decline in oxygen consumption |
suggests |
increase in respiratory quotient |
|
| errors due to IRGA drift and nonequilibrium corrections |
may be relatively larger in |
respiration-temperature response curve measurements |
|
| higher substrate availability |
increases |
dark respiration rates |
|
| respiration |
involves transport of electrons in the presence of oxygen |
electron transport |
|
| germinating Arabidopsis seeds incubated in presence of radiolabeled arabinose |
shows |
14 CO2 release |
Arabidopsis thaliana |
| R dark_25 values from Peru and Rwanda |
are comparable to |
cold-affiliated values at 14°C |
|
| genotype-specific differences in Rd |
were only observed at |
booting in 2020 |
|
| environmental conditions (temperature and daylength) |
relate to respiration rate in |
developing leaves |
Betula pendula |
| cold-affiliated species |
show R dark_25 declined by 31% between |
14°C and 22°C growth temperatures |
|
| lower gsn |
mirrored |
lower or indifferent leaf respiration rates |
|
| decrease in O2 consumption |
can occur with |
warming nights |
|
| fractionation associated with respiration |
has value of |
e = 5.1‰ |
|
| comparison of flexibility among C3 plants |
is needed |
understanding respiration plasticity |
|
| SHAM (10 mM) |
causes greater decrease in O2 consumption rate in |
wild-type mesophyll protoplasts |
|
| rNAD-ME1 and rPPDK1 |
show reduction in |
escape of respired CO2 in the middle of the dark period |
Kalanchoë fedtschenkoi |
| NDH-1 complex in cyanobacteria |
functions in |
respiration |
Thermosynechococcus elongatus |
| Tcherkez et al. (2008) |
found that under low-O 2 conditions, degree of inhibition may |
diminish |
|
| alternative oxidase |
has substrate role in |
redox regulation |
|
| inorganic nitrogen (N) assimilation, amino acid synthesis, and protein synthesis |
represent major component of |
plant respiration |
|
| temperature sensitivity of respiration |
is |
major limiting factor for ecosystem and agricultural productivity |
|
| impact of Ci correction on Ro and Rc at 21% O2 |
are not statistically significant |
at 21% O2 |
|
| 2% O2 condition |
results in |
Ci correction decreases Ro from 0.86 ± 0.28 to 0.72 ± 0.04 μmol m−2 s−1 |
|
| Cornic and Jarvis (1972) |
did not observe |
Kok effect |
|
| 14 CO2 release observed when germinating Arabidopsis seeds are incubated in presence of radiolabeled arabinose |
indicates that seedlings are able to |
use arabinose as respiratory substrate |
Arabidopsis thaliana |
| Sharp et al. (1984) |
reported reduction of |
dark respiration under low O 2 |
|
| antimycin A (20 μM) |
causes higher decrease in O2 consumption rate in |
(AOX1A, ATAOX1A, AtHSR3, HSR3, AT3G22370) mesophyll protoplasts |
|
| 14C from consumed arabinose |
is released as |
CO2 |
Arabidopsis thaliana |
| Fe deficiency in Chlamydomonas |
favors maintenance of |
respiration |
Chlamydomonas |
| Griffin and Turnbull (2013) |
reported significant light inhibition of respiration in |
both C3 and C4 plants |
|
| degradation processes linked with respiration |
intensified at day 10 of |
dark-induced leaf senescence (DILS) |
Hordeum vulgare |
| Buckley et al. (2017) |
found that break point (Kok effect) was unaffected by |
[O 2 ] |
|
| 21% O2 condition |
results in |
Ci correction increases Ro slightly from 0.59 ± 0.05 to 0.68 ± 0.04 μmol m−2 s−1 |
|
| Fe depletion treatment |
affected much more than |
respiration |
Arabidopsis thaliana |
| fatty acids |
are used as |
alternative respiratory substrates |
Arabidopsis thaliana |
| difference in dark respiration at 2% O 2 |
was not |
statistically significant |
|
| respiration |
was light inhibited at 21% O 2 (based on nonlinearity in light response curve of A net) |
light |
|
| NADH |
cannot be efficiently regenerated in |
respiratory chain |
Arabidopsis thaliana |
| pyruvate |
is related to |
respiratory metabolism |
|
| mitochondrial respiration |
was not inhibited in light when leaves of French bean were exposed to |
nonphotorespiratory conditions |
Phaseolus vulgaris |
| alternative oxidase |
acts as substrate in |
redox reactions |
|
| morning respiration rate under ambient temperature in snow gum leaves |
was even stronger in winter than in |
summer |
Eucalyptus pauciflora |
| Rd |
modelled as |
non-photorespiratory release of CO2 |
Oryza sativa |
| forecasting and assessment of adult heat tolerance |
was closely linked to |
daytime respiration |
Oryza sativa |
| nitrite |
has been shown to be |
electron acceptor for the electron transport chain |
|
| all tested plants |
exhibit similar |
Rt values |
Arabidopsis thaliana |
| temperature sensitivity of respiration |
increases |
percentage of fixed CO2 that is re-released into the atmosphere |
|
| CO2 levels in petals |
are not affected by |
Phe treatment |
Chrysanthemum morifolium |
| pollen |
has |
extremely high respiratory rate |
|
| 0B leaves |
have lowest |
dark respiration |
|
| respiration |
affects |
energy levels |
|
| AOX protein content |
was slightly decreased during |
severe drought stress and initial phase of recovery in CMSII |
|
| different correlations of AOX protein level and activity under stress |
indicates |
lack of direct relationship between AOX protein level and activity |
|
| J R in ST-I and II |
showed linear relation with |
irradiance |
|
| elevated ozone |
decreases |
respiratory rate (R) |
Triticum turgidum ssp. durum; Triticum aestivum |
| acs2-2 fruits |
show reduced |
CO2 emission |
Solanum lycopersicum |
| Ro-apparent |
is lower than |
dark respiration (Rdark) |
|
| Ca2+ increase |
may plausibly activate |
NADH dehydrogenases (NDs) |
|
| young pollen-producing inflorescences |
are relatively large and respired at far greater rate than |
much smaller pistillate counterparts |
Spinacia oleracea |
| pyruvate dehydrogenase |
serves to |
respire carbon and generate NADH and ATP |
|
| leaf-level and whole-plant respiration |
have been attributed to |
substantial yield losses in rice and other species |
Oryza sativa |
| determination of δ13C in various carbohydrates |
suggested that |
leaves were respiring labelled total soluble sugars (TSS) and especially glucose |
|
| higher temperatures |
stimulate |
dark respiration |
|
| respiration contribution to observed discrimination |
was found to be |
significant and variable |
Triticum aestivum |
| abundance of AOX |
was stimulated under |
elevated CO2 |
Erythronium americanum |
| malate |
is related to |
respiratory metabolism |
|
| vitamin B1 |
is essential coenzyme for |
α-ketoglutarate dehydrogenase |
|
| leaves |
had respired almost all |
labelled respiratory substrates |
|
| salt stress |
diminishes |
specific rates of respiration |
|
| differences observed between treatments for alternative pathway activity |
were not biased by |
use of inhibitors |
Erythronium americanum |
| capacity of alternative pathway |
was stimulated under |
elevated CO2 |
Erythronium americanum |
| higher respiration (vcyt) in CMSII than in WT |
most probably serves to |
adjust ATP production to similar levels as in WT |
|
| respiration |
takes place in |
mitochondria |
|
| nitric oxide |
inhibits |
COX |
|
| NaHS treatment |
decreases expression of |
glycolate oxidase (GYX) gene |
Spinacia oleracea |
| drought |
does not decrease |
dark respiration rate (R) |
Triticum aestivum |
| pyruvate dehydrogenase kinase |
regulates |
carbon flux into respiration |
Zea mays |
| alternative oxidase (AOX) |
catalyses |
energy-wasteful alternative respiration pathway |
|
| passive accumulation of respiratory CO2 |
is common in |
stems, fruits and flowers |
|
| thermogenesis |
requires |
significant boost in respiratory rates |
|
| respiration parameters |
were measured in |
fruit organ tissues |
|
| AOX protein |
is more abundant in |
CMSII under control conditions (well-watered) than in WT |
Nicotiana tabacum |
| staminate plants stripped of their leaves |
had 3–3.5-fold greater rates of respiration at week 2 than |
pistillate plants near the inflorescence apices |
|
| hydrogen sulfide (H2S) |
inhibits |
COX-pathway |
Symplocarpus renifolius |
| negative DIF |
results in higher |
night respiration than positive DIF |
Pisum sativum |
| higher rate of respiration through cytochrome c oxidase pathway (vcyt) |
further indicates |
importance of mitochondrially synthesized ATP |
|
| similar mechanism |
occurs in |
sucrose-starved embryo axes of germinating pea seeds |
Pisum sativum |
| difference between v cyt and V cyt |
should be minimum or null |
in sink-limited system |
Erythronium americanum |
| Iron (Fe) |
is required for |
oxygen transport |
|
| CO2 levels in petals |
are not affected by |
Botrytis cinerea infection |
Chrysanthemum morifolium |
| harvested vegetables and fruits |
continue aspects of |
metabolism, for example, respiration |
|
| loss of complex I function |
might be compensated by |
enhanced non-phosphorylating NAD(P)H dehydrogenases |
|
| drought stress |
causes reduction of |
V t predominantly due to reduced v cyt |
Nicotiana tabacum |
| ozone (O₃) |
decreases |
dark respiration rate (R) |
Triticum aestivum |
| stress response of the tissue when cut |
may cause |
increased respiration |
|
| dark respiration fractionation |
may differ from |
day respiration fractionation |
|
| substrate-limited parameterization in Hybrid6.5 |
is calibrated such that 50% of fixed carbon is lost by |
autotrophic respiration process over the long term |
|
| Nicotiana sylvestris cytoplasmic male-sterile CMSII mutant |
lacks |
functional mitochondrial complex I |
Nicotiana sylvestris |
| total respiration (V t) |
is significantly higher in |
CMSII than in WT |
Nicotiana tabacum |
| per gram rate of respiration |
declined as |
fresh weight rose |
Spinacia oleracea |
| root and nodule CO2 evolution |
confirms timing of divergence between P-depletion and control treatments with |
constant level of activity in P-depletion treatment |
Medicago truncatula |
| carbon isotope composition (δ13C) of awns water-soluble fraction (WSF) |
showed values only slightly more depleted than |
carbon isotope composition (δ13C) of CO2 respired by ear |
|
| severe drought stress |
has contrasting effects on |
respiratory pathways |
|
| calculated total ATP production |
was almost equal in |
CMSII and WT |
|
| Km,CO2 value for pear respiration |
is |
very high |
|
| fruits |
respiration increased slightly as |
fruits enlarged |
Spinacia oleracea |
| internal gas partial pressure |
affects |
respiration |
|
| autotrophic respiration in Hybrid6.5 |
is modelled using |
substrate-limited parameterization |
|
| respiration |
may respond to increased CO2 in ways |
not predicted by simple approach used here |
|
| carbon isotope composition (δ13C) of CO2 respired by ear |
was higher than |
carbon isotope composition (δ13C) in water-soluble fraction (WSF) of all organs |
|
| SNP in pyruvate dehydrogenase kinase |
was associated with |
silk sugar concentration |
Zea mays |
| leaf respiration |
increases with |
temperature |
|
| AOX protein level |
is not directly related to |
AOX activity |
|
| severe drought stress |
decreases respiration in |
pepper |
|
| CO₂ evolution from respiratory decarboxylations |
continued during anaerobiosis without significant change |
anaerobic conditions |
|
| Conference pear |
has |
high O2 consumption rate |
|
| increased cytochrome c oxidase pathway (vcyt) |
causes |
20–30% higher respiration rate (Vt) in CMSII |
|
| respiration rates for pistillate plants |
had risen to levels comparable with |
staminate plants at week 4 |
|
| staminate flowers |
had 3–3.5-fold greater respiration rates than |
pistillate flowers at week 2 |
|
| water stress |
does not significantly decrease |
dark respiration rate (R) |
Triticum aestivum |
| AOX |
has molecular mass of |
39 kDa |
Erythronium americanum |
| reduction of disulphide bond of AOX protein |
leads to |
more active form of AOX enzyme |
Erythronium americanum |
| susceptibility of more active AOX form to pyruvate activation |
would agree with |
strong stimulation of activity of alternative pathway by elevated CO2 |
Erythronium americanum |
| diurnal variation in daytime respiration rate |
may have introduced error if not accounted for |
model estimates |
|
| rice cells |
are incapable of respiring |
mannose as an energy source |
Oryza sativa |
| severe drought stress |
increases respiration in |
wheat |
|
| multiscale model |
will be applied to evaluate effect of |
fruit size on cellular respiration |
|
| cadmium (Cd) treatment |
disordered |
electron transport chain |
|
| sink activity |
was monitored via |
slice and mitochondrial respiratory rates |
Erythronium americanum |
| elevated CO2 treatment |
does not significantly affect |
alternative respiratory pathway rates in bulb |
Erythronium americanum |
| AOX |
appears as |
monomeric reduced form |
Erythronium americanum |
| leaf respiration |
seems to be modulated more by |
abiotic factors than by source or sink activity |
Erythronium americanum |
| respiration difference between staminate and pistillate plants |
still existed, but with less magnitude, further down |
the axis in young plants |
|
| O3 |
stimulates |
leaf respiration in Erythronium americanum |
Erythronium americanum |
| Ca2+ stimulation of TCA cycle dehydrogenases |
boosts |
ATP production |
|
| respiration (vcyt) |
always remained higher in |
CMSII than in WT |
|
| 14C in pistillate reproductive structures |
shows no loss due to respiration |
respiration |
Spinacia oleracea |
| ratio between CMSII and WT respiration values |
remains almost unaltered between |
1.2 and 1.5 |
Nicotiana tabacum |
| plants transferred to light-limiting conditions |
show continuous respiratory release of |
CO2 throughout the diel cycle |
|
| labelled carbon (mainly soluble sugars) in flag leaves |
was totally respired |
48 h after the end of labelling |
|
| respiration rate |
contributed to |
leaf 13C kinetics |
Knappia myosuroides; Carex foetida |
| K. myosuroides (KM) |
has |
more pronounced respiratory losses associated with leaves |
Knappia myosuroides; Carex foetida |
| promotion of more active form (non-covalent dimer) of AOX by CO2 |
leads to |
high capacity of alternative pathway |
Erythronium americanum |
| more active form of alternative oxidase |
is susceptible to |
pyruvate activation |
|
| respiratory O2 uptake |
effectively abolished under |
anaerobiosis |
|
| total respiration |
increases during first |
12 days of growth |
Erythronium americanum |
| elevated CO2 treatment |
increases |
bulb respiratory rates |
Erythronium americanum |
| covalent dimer of alternative oxidase |
is |
less active form of enzyme |
|
| no significant loss of the label |
was detected after |
dark period |
Platanus occidentalis |
| CO2 effect on respiration in broccoli, mungbean sprouts, and cut chicory |
was found for |
broccoli, mungbean sprouts, and cut chicory |
|
| Earth system models (ESMs) |
often assume constant Q10 of 2.0 for |
leaf respiration in the dark (Rdark) |
|
| dark respiration rates in well-watered Clusia cretosa |
were higher in |
the Clusia species capable of performing CAM |
Clusia cretosa; Clusia spp. |
| fast-growing species |
respired at lower rate than would be expected from |
their carbon and nitrogen metabolism |
Chionographis foetida |
| elevated CO2 |
directly inhibits |
cytochrome pathway |
|
| storage organs |
seem to be able to use |
respiratory process to remove surplus of carbohydrates |
|
| R L |
becomes similar to |
R d |
Oryza sativa |
| contribution from respired CO2 |
was |
significant |
Triticum aestivum |
| NAD-malic enzyme activity and its subsequent organic acid production |
could play important role in |
stimulating consumption of excess carbohydrate by activation of alternative respiratory pathway |
Erythronium americanum |
| apparent molecular mass of AOX |
coincides with |
predicted molecular mass of mature enzyme |
Erythronium americanum |
| decrease in respiration induced by O3 treatment |
was partially due to |
reduction in activity of alternative pathway (80%) |
Erythronium americanum |
| 13CO2 concentration of the tissues |
was expected to decrease when |
branches were allowed to respire in the dark after the uptake period in the light |
Platanus occidentalis |
| salt stress |
affects |
respiration |
|
| isotopic composition of the atmosphere |
changes |
respiration impact on isotopic discrimination |
|
| alternative pathway respiration |
is responsible for 100% of increase in |
total respiration under elevated CO2 |
Erythronium americanum |
| alternative pathway activity decrease |
is responsible for 81% of decrease in |
respiratory rates under elevated O3 |
Erythronium americanum |
| activity of alternative pathway in isolated mitochondria |
entirely explained |
increase in respiratory rate under elevated CO2 conditions in response to carbohydrate availability |
Erythronium americanum |
| rapid O2 removal in the dark |
resulted in no transients in |
CO2 evolution |
|
| enhanced activity of NAD(P)H dehydrogenases |
might play a role in |
compensation of impaired respiratory chain |
|
| nodule O2 uptake and respiration |
resulted in |
unusually low apparent respiratory quotient of roots and nodules at pod formation |
|
| progressing nodule senescence |
might be connected to |
measured increased oxygen uptake of the nodules |
|
| multiscale model |
will be applied to evaluate effect of |
environmental conditions on cellular respiration |
|
| salt stress |
affects |
plant mitochondrial respiration |
|
| electron transport rate calculation |
assumed |
light response of 'dark' respiration identical to anaerobic condition |
|
| CO2 evolution from dark respiration |
not significantly suppressed during measurements in |
NO3- or NH4+ grown leaves |
|
| leaves |
account for ~50% of |
whole-plant leaf respiration in the dark (Rdark) |
|
| low nitrogen concentration |
results in |
day respiration rate (Rd) of 0.88±0.02 μmol CO2 m−2 s−1 |
|
| alternative pathway respiration |
increases participation of alternative pathway in |
total respiration |
Erythronium americanum |
| elevated CO2 treatment |
increases |
alternative pathway capacity |
Erythronium americanum |
| elevated O3 treatment |
increases |
respiratory control |
Erythronium americanum |
| water supply |
had significant effect on |
Q 10 values of dark respiration (R dark) |
Eucalyptus globulus |
| cPTIO (NO removal) |
would allow |
better respiratory activity |
Medicago truncatula |
| cox expression in petals |
was highest in |
stage 6 |
Nicotiana tabacum |
| drought |
increases |
temperature sensitivity of dark respiration (R dark) especially at high measurement temperature |
Eucalyptus globulus |
| growth [CO2] and water availability |
had significant interaction effect on |
extent to which drought affected respiratory burst |
Eucalyptus globulus |
| trigger hair irritation in dark-adapted leaf |
resulted in transient efflux of |
CO 2 |
Dionaea muscipula |
| increased concentration of ADP |
may stimulate |
enzymes in early steps of respiration pathway |
Dionaea muscipula |
| RL (dark respiration in light) |
can be estimated or derived from |
measured RD and RL/RD ratio |
|
| carbon isotope discrimination method |
has difficulties arising from |
contributions from respiration and photorespiration |
|
| twig CO2 efflux |
was always |
<0.8 μmol m −2 s −1 when referenced to the bark surface area |
|
| twig CO 2 efflux |
agreed well with |
other studies on beech for twigs of similar diameters |
|
| well-watered plants |
exhibited |
T max values of 52.4±0.5 °C |
Eucalyptus globulus |
| day/night variations in respiration rates |
may affect |
carbon isotope composition of leaf dry matter |
|
| roots of maize plants with large cortical cell size |
can respire 59% less than those with |
small cortical cell size |
Zea mays |
| elevated CO2 +O3 treatment |
does not significantly affect |
respiratory rates |
Erythronium americanum |
| elevated O3 treatment |
reduces |
alternative pathway capacity |
Erythronium americanum |
| pyruvate produced by NAD-malic enzyme |
is |
well-known activator of reduced AOX |
|
| NADH dehydrogenases (NDs) activation by Ca2+ |
may increase |
uncoupling at the level of the electron transport chain |
|
| expression of rice (ATPK10, CIPK15, PKS3, SIP2, SNRK3.1, AT5G01810) |
is abolished by treatment with |
respiratory inhibitor or anoxia |
Oryza sativa |
| night respiration (Rnight) in expanded leaves |
shows 3-fold relative difference between negative and positive DIF |
both genotypes |
Pisum sativum |
| respiration (v cyt and v alt) |
differs between |
well-watered CMSII mutant and wild type |
Nicotiana sylvestris |
| respiration of staminate flowers |
declined below the apical region, but still tended to be more than in |
pistillate flowers |
|
| CMSII plants |
always displayed |
20–30% higher respiration rate (Vt) than WT |
|
| 14C in staminate flowers |
declined due to |
respiration |
Spinacia oleracea |
| carbohydrate accumulation in leaves |
has been shown to stimulate |
respiratory pathways |
|
| capacity of alternative pathway |
was slightly inhibited by |
ozone |
Erythronium americanum |
| activation and expression of AOX |
appear to be modulated as function of |
C availability within bulb |
Erythronium americanum |
| high temperature (35 °C) that promoted a high rate of respiration |
did not cause |
re-respiration of fixed CO2 |
Platanus occidentalis |
| respiration processes |
require |
investment of large quantity of photoassimilates |
|
| root respiration |
did not differ between |
Chionographis foetida (CF) and Kobresia myosuroides (KM) |
Chionographis foetida; Kobresia myosuroides |
| differentially expressed proteins |
participate in |
respiration |
Synechocystis sp. PCC 6803 |
| elevated O3 treatment |
increases |
alternative pathway respiration |
Erythronium americanum |
| elevated O3 treatment |
decreases |
alternative pathway capacity in bulb |
Erythronium americanum |
| respiration |
is often inhibited under |
elevated CO2 concentrations |
|
| loss of 13C by respiration |
may cause |
decline in amount of 13C in leaves |
Knappia myosuroides; Carex foetida |
| osmotic stress (339 mM sorbitol) |
results in |
more than 2-fold increase in respiration after 12 h |
Micrasterias |
| terrestrial biosphere models (TBMs) |
include representation of |
vertical gradients in leaf traits |
|
| higher daytime temperatures and potentially light intensities |
elicited greater negative impact on |
Rd than nocturnal temperatures alone |
|
| plant respiration |
responds to |
air temperature |
|
| respiration pathway |
is accelerated under |
drought stress |
|
| respiratory carbon metabolism |
is regulated by |
light |
|
| Chionographis foetida (CF) |
exhibits root respiration much lower than expected, possibly due to |
lower respiratory cost for ion uptake |
Chionographis foetida |
| respiration rates in induced TPS plants |
showed tendency to be |
lower after induction of TPS plants |
Arabidopsis thaliana |
| twig chamber method |
showed in half the cases |
light values reduced by >40% relative to the dark values |
|
| aluminum (Al) treatment |
notably increases |
alternative respiration in WT protoplasts |
Arabidopsis thaliana |
| Q10 – temperature relationship |
results in lower leaf respiration in the dark (Rdark) at temperatures both lower and higher than |
given reference temperature |
|
| changes in the environment (rising atmospheric CO2, growth temperature, and/or drought) |
alter the balance between |
respiratory capacity, substrate supply, and/or energy demand |
|
| substrate limitation of leaf respiration in the dark (Rdark) |
is particularly important at |
high measuring temperature |
|
| growth treatments (including drought) |
had no significant effect on |
rates of leaf dark respiration (R dark) measured at prevailing temperature occurring at time of mid-morning/early afternoon measurements |
Eucalyptus globulus |
| dark respiration (Rd) between wild-type and (FHY2, FRE1, HY8, PHYA, AT1G09570) |
showed no significant difference |
between wild-type and (FHY2, FRE1, HY8, PHYA, AT1G09570) plants |
Arabidopsis thaliana |
| elevated CO2 treatment |
increases |
bulb respiration inhibited by SHAM |
Erythronium americanum |
| AOX abundance |
was strongly inhibited by |
ozone |
Erythronium americanum |
| abscisic acid (ABA) |
did not alter |
respiration in WT fruits |
Solanum lycopersicum |
| dark respiration (Rd) in plant leaves |
saturates at |
relatively low levels of O2 (~2-3% O2) |
|
| drought |
resulted in higher |
Q 10 values of dark respiration (R dark) compared with well-watered plants |
Eucalyptus globulus |
| combined metabolic changes |
are suggestive of |
respiratory switch from predominantly sugar- to predominantly protein-based respiration |
Arabidopsis thaliana |
| increase of O2 consumption upon the addition of CCCP |
results from |
loss of respiratory control after the dissipation of the proton gradient caused by the uncoupler |
Solanum lycopersicum |
| respiration in mitochondria |
is significantly over-represented in |
NF genes |
|
| genes encoding cytochrome c oxidases (CI, DI, DII, EI and EII) and cytochrome c oxidase folding protein (ctaB) |
is induced under |
nitrogen deprivation |
|
| labelled C in flag leaves |
was completely respired within |
48 hours after end of labelling |
Triticum durum |
| measured difference AO – AC |
equals |
respiratory CO₂ evolution rate in the dark |
|
| alternative pathway |
reduces |
H+ gradient |
Erythronium americanum |
| generalized Q10 – temperature relationship |
is described by equation |
Q10 = 3.09 – 0.043 T |
|
| net CO2 release |
was observed in flowers collected during |
night period and analysed in the dark (night-time dark respiration) |
Nicotiana tabacum |
| aox1 expression in sepals |
was greatly increased in |
stage 7 |
Nicotiana tabacum |
| limitations in substrate supply and/or energy demand |
restrict rates of leaf respiration in the dark (Rdark) at high measuring temperature more than at low measuring temperature |
leaf respiration in the dark (Rdark) rates |
|
| models that assume constant Q10 of 2.0 |
predict higher ecosystem leaf respiration in the dark (Rdark) compared with |
Q10 – temperature relationship accounting models |
|
| light at 2% O 2 |
meant there was no |
Kok effect |
|
| delayed growth and starch accumulation in the cytc mutants |
are hypothesized to be related to |
energy limitation due to changes in respiratory metabolism and not to carbon starvation |
|
| diel time course of twig CO2 efflux |
reduced throughout the morning to |
eventual midday reduction of <0.1 μmol m –2 s –1 |
|
| inhibition of electron flow |
leads to |
decreased respiration |
Nicotiana tabacum |
| declines in Q10 of leaf respiration in the dark (Rdark) |
are underpinned by |
limitations in substrate supply and/or energy demand |
|
| isotopic discrimination during respiration |
may affect |
carbon isotope composition of leaf dry matter |
|
| rates of Rd (dark respiration) in young and mature leaves of Cleome gynandra |
were |
higher in young than in mature leaves, with mean values across O2 levels of 2.91±0.33 in young versus 0.91±0.08 μmol m–2 s–1 in mature leaves |
Cleome gynandra |
| warm-affiliated species |
show R dark,25 remained constant or increased with cooling on |
mass, N and P bases |
|
| nocturnal warming |
resulted in decline in |
oxygen consumption |
|
| Sharp et al. (1984) |
suggested that reduction originated from |
limitation of O 2 uptake by mitochondrial electron transport chain when O 2 was less than 2% |
|
| increased Q10 in elevated atmospheric CO2 |
could alter |
temperature dependence of leaf respiration in the dark (Rdark) |
|
| dark respiration (Rd) |
decreased drastically in response to |
partial shading |
Arabidopsis thaliana |
| class 1 nonsymbiotic hemoglobins (nsHbs) |
provide |
alternative type of respiration to mitochondrial electron transport |
|
| plants |
were respiring, in part, |
carbon assimilated during the labelling period |
|
| leaf-respired δ13C at 48 h after labelling (T2) |
was similar to |
values obtained before labelling (E) |
|
| elevated CO2 treatment |
stimulates |
malate oxidation |
Erythronium americanum |
| tobacco petals after anthesis |
show increase in |
respiration rate |
Nicotiana tabacum |
| twig CO 2 efflux |
could have been two to three times as high |
if measurements had been conducted earlier in the vegetation period |
|
| increased electron flux |
might protect the mitochondria from |
ROS |
Arabidopsis thaliana |
| R dark_Tg |
remains constant with temperature change across sites for |
cold- and warm-affiliated species |
|
| R dark_25 in cold-affiliated species |
decreased with |
warming |
|
| new model |
accounts for |
contribution of respiratory fluxes |
|
| leaf dark respiration (R dark_25) |
increases with cooling in |
warm-affiliated species |
|
| Rd |
declined with |
age |
|
| assessment at different times of night and determining rate of acclimation |
may yield |
greater genetic variation between genotypes |
|
| CO2 release |
is noticeably released from |
internal vascular-enriched placenta tissues, whether in light or in dark |
Cucumis sativus |
| Total tree leaf area |
regulates |
leaf respiration costs |
|
| nonphotorespiratory respiration rate normalized to 25°C (Rdark25) |
decreases from |
top-of-canopy to ground |
|
| nocturnal stomatal conductance |
is a potential mechanism for facilitating |
release of respiratory CO2 |
Triticum aestivum |
| ecosystem respiration (Reco) in Douglas-fir forests |
was sharply reduced |
by nitrogen fertilization |
Pseudotsuga menziesii |
| temperature ramping protocols |
have been used to measure |
respiration-temperature response |
|
| leaf respiration |
is associated with |
nitrogen (N) concentration |
|
| light at 2% O 2 |
did not inhibit |
mitochondrial respiration |
|
| Rd |
declined in response to |
heat |
|
| respiratory carbon losses |
computed using concept of |
growth and maintenance respiration |
Hordeum vulgare |
| warm-affiliated species |
show R dark_Tg decreased with cooling when expressed on |
N, P and mass basis |
|
| temperature elevation-induced increase in dark respiration |
may be linked to |
CO2 assimilation decreased slightly in response to temperature elevation |
Arabidopsis thaliana |
| adjustments of T opt |
are mostly dependent on |
leaf respiration |
|
| nocturnal warming |
resulted in no change in |
CO2 release |
|
| ratio Rdark25 : Na |
varies vertically |
canopy position |
|
| temperature |
accounts for less than half (48%) of |
variation observed in Rd |
|
| ratio between dark respiration rate and maximum carboxylation rate |
was lower near the ground than at |
top-of-canopy |
|
| night |
respiration relies on |
stored assimilates |
|
| magnitude and ability of respiration to acclimate |
may contribute to |
genotype-specific responses to rising Tmin |
|
| leaf nitrogen (N) content |
did not correlate with |
leaf day respiration (Rd) |
|
| lower gsn |
mirrored |
potential decrease in O2 consumption |
|
| physiological leaf status (leaf nitrogen and water content) |
relate to respiration rate in |
developing leaves |
Betula pendula |
| respiration |
is decreased in |
(ATSIG5, SIG5, SIGE, AT5G24120) over-expressing strain under nitrogen-replete conditions |
|
| R dark_25 in warm-affiliated species |
increased with |
cooling |
|
| alternative pathways of respiration |
allow substrate oxidation under conditions in which |
canonical respiratory pathways are blocked |
|
| rotenone-sensitive NADH dehydrogenase (Complex I) |
catalyzes |
canonical respiratory pathways |
|
| respiration |
is decreased in |
(ATSIG5, SIG5, SIGE, AT5G24120) over-expressing strain under nitrogen-depleted conditions for 1 day |
|
| low-fluence green light |
results in no net respiration over |
diel cycle |
Aechmea 'Maya' |
| oxygen stable isotope difference between soil and leaves |
can be utilized to quantify |
relative contribution of soil and foliar respiration to total nocturnal ecosystem respiration |
|
| carbon isotope composition (δ13C) of CO2 respired by flag leaf |
was higher than |
carbon isotope composition (δ13C) in water-soluble fraction (WSF) of all organs |
|
| micro-respirometry of root tips |
clearly showed low |
oxygen consumption in (SDHAF2, AT5G51040) |
Arabidopsis thaliana |
| higher citrate and isocitrate levels |
indicate |
upsurge in respiratory metabolism |
Solanum lycopersicum |
| screening procedure |
allowed |
isolation of mutants severely impaired in respiratory metabolism |
Chlamydomonas reinhardtii |
| Sharp et al. (1984) |
found occurrence of Kok effect in |
sunflower leaves under elevated [CO 2 ] |
Helianthus annuus |
| warm-affiliated species |
show R dark_25 increased with cooling from 26°C to 14°C by 27% for |
Inga spectabilis |
Inga spectabilis |
| nonphotorespiratory respiration rate normalized to 25°C (Rdark25) variation |
is best described by |
linear model |
|
| light response curve data |
is used to examine |
apparent inhibition of respiration in the light (Kok effect) |
Phaseolus vulgaris |
| induction of another AOX isoform in (AOX1A, ATAOX1A, AtHSR3, HSR3, AT3G22370) mutants |
explains |
SHAM inhibition of (AOX1A, ATAOX1A, AtHSR3, HSR3, AT3G22370) plants |
|
| cold-affiliated species |
show R dark,25 either decreased or remained constant on |
mass, N and P bases |
|
| respiration |
was genotype-specific and declined in response to |
prolonged nocturnal heat |
|
| lack of Kok effect under ambient [CO 2 ] |
has been found previously in |
studies of maize and rice |
Zea mays; Oryza sativa |
| Tcherkez et al. (2008) |
found that inhibition of respiration in light is independent of |
CO 2 /O 2 ratio |
|
| measuring O 2 fluxes |
could enable examination of |
Kok effect with sufficient precision |
|
| (AOX1A, ATAOX1A, AtHSR3, HSR3, AT3G22370) mesophyll protoplasts |
exhibit similar rates of total respiratory O2 consumption to |
wild-type mesophyll protoplasts |
|
| bole respiration |
measured as physiological metric to investigate |
mechanisms underlying drought-induced changes in NSC pool age |
Pinus edulis |
| Fe depletion treatment |
showed milder effects on |
mitochondrial Fe proteins |
Arabidopsis thaliana |
| data |
suggested lower dark respiration rate at 2% O 2 |
dark respiration |
|
| (ADT3, PD1, AT2G27820) /4/5/6 mutant |
revealed no significant difference in |
respiration rates |
Arabidopsis thaliana |
| extended version of the (COX1, ATMG01360) subunit |
modifies |
respiratory complex IV topology and activity |
Beta vulgaris |
| amino acids |
are used as |
alternative respiratory substrates |
Arabidopsis thaliana |
| alternative oxidase |
acts as substrate in |
redox reactions |
|
| (ATRAPTOR1B, RAPTOR1, RAPTOR1B, AT3G08850) and wild-type plants |
show no difference in |
respiratory CO2 release during night |
Arabidopsis thaliana |
| Rc apparent value at 21% O2 |
is corrected to |
0.64 ± 0.04 μmol m−2 s−1 |
|
| respiratory quotient for apparent respiration in light |
is |
1.06 ± 0.14 at 21% O2 and 1.12 ± 0.05 at 2% O2 |
|
| Yin et al. (2011) |
reported significant light inhibition of respiration in |
both C3 and C4 plants |
|
| CO2 release in the dark |
is only slightly, but not significantly, affected in |
Fe-deficient leaves |
Arabidopsis thaliana |
| dark respiration values |
are compared with |
Ro-corrected or Rc-corrected values |
|
| degree of inhibition of respiration in light |
may reflect |
strong plasticity of respiratory system in C3 plants |
|
| root respiration |
displayed |
genotype-specific diurnal patterns |
Arabidopsis thaliana |
| linear regression of NOP at 2% O2 |
intercepts y axis at |
average value of dark respiration (Rdark = 0.79 ± 0.12 μmol m−2 s−1) |
|
| Ishii and Murata (1978) |
did not observe Kok effect at 2% O 2 but observed larger Kok effect with 50% O 2 |
rice |
Oryza sativa |
| CYTc |
possibly through its role as |
component of the mitochondrial respiratory chain |
|
| triangular or rectangular patterns of transport |
increased |
root respiration |
Arabidopsis thaliana |
| chlorophyll (Chl) |
is required in |
energy transduction in respiration |
|
| low cytosolic sucrose levels |
were considered responsible for |
increased respiration in heterotrophic tissues of potato |
Solanum tuberosum |
| tight synchronization of shoot and root |
could explain |
higher root respiration of (ATSPS1F, SPS1F, SPSA1, AT5G20280) during the night |
Arabidopsis thaliana |
| iron |
is involved in |
respiration in mitochondria |
|
| nocturnal warming |
is hypothesised to be accompanied by |
rise in the rate of respiration |
Triticum aestivum |
| Rd |
increases in response to |
increasing temperature |
|
| high temperatures |
are typically also linked to |
increased respiration rates |
|
| temperature gradients within leaves |
has been observed to cause |
lateral diffusion of CO2 through intercellular airspaces in leaves during respiration measurements |
|
| plastidial phospho-glucomutase (ATPGMP, PGM, PGM1, STF1, AT5G51820) knockout mutant |
showed |
time-dependent root respiration dynamics with higher respiration rates in total |
Arabidopsis thaliana |
| Portulaca cryptopetala |
exhibits |
net CO2 loss at night |
Portulaca cryptopetala |
| knockout mutants in the gene that encodes the (CI51, NDUFV1, AT5G08530) subunit |
lack |
detectable Complex I activity |
|
| low cytosolic sucrose levels |
could explain |
high respiration in (ATSPS1F, SPS1F, SPSA1, AT5G20280) |
Arabidopsis thaliana |
| changes in concentration of intermediates of the TCA cycle in akin β 1 mutant leaves |
are consistent with |
observed decrease in respiration |
Arabidopsis thaliana |
| day respiration (Rday) |
is 1.2–2.0 times higher in leaves at positive DIF than at |
negative DIF |
Pisum sativum |
| cytochrome pathway (v cyt) |
remains increased in |
CMSII mutant |
Nicotiana sylvestris |
| O2 |
eventually diffuses into |
mitochondria |
|
| sucrose-phosphate synthase A1 (ATSPS1F, SPS1F, SPSA1, AT5G20280) knockout mutant |
showed |
time-dependent root respiration dynamics with higher respiration rates in total |
Arabidopsis thaliana |
| Col-0 and (ATSPS1F, SPS1F, SPSA1, AT5G20280) |
showed no difference in |
shoot respiration |
Arabidopsis thaliana |
| reduced oxygen-mixing ratios |
may also interfere with |
mitochondrial respiration |
|
| vertical gradients in leaf traits |
associated with modeling |
photosynthesis; respiration; stomatal conductance |
|
| tomato plants |
showed |
higher dark respiratory rate in the leaves under elevated CO2 concentrations |
Solanum lycopersicum |
| salt treatment |
increases |
total respiration rate (Rt) |
Arabidopsis thaliana |
| day and dark respiratory biochemical pathways |
are not the same and may result in |
different isotopic fractionation |
|
| AOX protein level |
is relatively constant in |
WT plants during whole experimental period |
Nicotiana tabacum |
| calculated total ATP production |
showed similar trend under |
drought stress in both genotypes |
|
| high CO2 concentrations following night-time system respiration |
is |
result of respiration |
Isoetes australis |
| tricarboxylic acid (TCA) cycle |
serves to |
respire carbon and generate NADH and ATP |
|
| (AOX2, AT5G64210) |
seems to be required for |
normal respiratory metabolism |
|
| transgenic lines |
shows higher rate of 14CO2 evolution from C1 position compared to |
wild-type |
|
| upregulation in Rd in response to heat stress |
reflects |
understanding of the temperature sensitivity of respiration |
Oryza sativa |
| severe drought stress in soybean |
causes increase in |
alternative oxidase (AOX) activity |
|
| cuvette device |
cannot assign respiratory activity in shoot to |
growth or maintenance |
|
| leaf discs |
incubated in |
positionally labeled 14C-glucose molecules |
|
| effect of modifying respiration in mMDH and fumarase lines |
is considerably less when compared to |
effect of modifying respiration in roots of the mMDH and fumarase lines |
|
| temperature |
shows strong positive correlation with |
night respiration |
Pisum sativum |
| AOX activity |
was maintained |
in CMSII plants |
|
| traps in Utricularia |
are physiologically very active organs with |
high respiration rates |
Utricularia |
| precise measurements of gross oxygen production (GOP) coupled with net oxygen production (NOP) |
can constrain |
O 2 uptake |
|
| Ficus benjamina |
releases 13CO2 at higher rates than |
Pachira aquatica |
Ficus benjamina; Pachira aquatica |
| mitochondrial respiration |
stops, causing |
fall in ATP production per mole of glucose metabolized |
|
| AKINβ1 subunit of (AKIN10, KIN10, SnRK1, SnRK1α1, SNRK1.1, AT3G01090) |
positively regulates |
respiration in source organs |
Arabidopsis thaliana |
| (ICL, AT3G21720) mutant |
exhibits |
concomitant reduced respiration |
Chlamydomonas reinhardtii |
| temperature response of leaf respiration in the dark (Rdark) |
can be highly variable |
Q10 values |
|
| Iron (Fe) |
is essential for |
plant survival |
|
| H2 18O labeling |
enables measurement of |
respiration in the light (Kok effect) |
|
| respiratory fluxes |
are characterized in relation to |
metabolic respiration dynamics |
|
| seed respiration |
is generally detectable around |
0.25 g H2O g−1 DM |
|
| respiration of the different cultivars |
determines |
gradients of metabolic gases |
|
| temperature |
determines |
night respiration |
Pisum sativum |
| lack of mitochondrial complex I |
seemed to be compensated by |
higher rate of respiration through cytochrome c oxidase pathway (vcyt) |
|
| drought stress in modern wheat (Triticum aestivum L. cv. Xiaoyan 22) |
increases |
respiratory rate (R) |
Triticum aestivum |
| specific respiration of below-ground part |
is higher in nodulated than in |
non-nodulated roots |
Medicago truncatula |
| C. foetida (CF) |
has |
significantly higher leaf respiration in darkness |
Knappia myosuroides; Carex foetida |
| elevated CO2 +O3 treatment |
slightly increases |
respiratory control |
Erythronium americanum |
| mitochondrial respiration data |
revealed |
strong affinity of alternative pathway for malate oxidation by NAD-malic enzyme |
Erythronium americanum |
| assimilation of internally-sourced CO2 by woody tissues |
is described as |
recycling mechanism |
|
| replenishing ATP in Ca2+ cycling |
requires |
high rates of respiratory metabolism |
|
| course of V t, v cyt, and v alt (alternative pathway) |
is similar in |
both WT and CMSII genotypes |
Nicotiana tabacum |
| several bacteria |
show |
elevated respiration at high Ammonium (NH4+) and low K+ levels |
|
| atp6c |
causes |
significant reduction in the abundance of total F1-FO ATP synthase in CMS-C plants |
Zea mays |
| Iron (Fe) |
is |
essential cofactor for cellular redox reactions |
|
| increased cytochrome c oxidase pathway (vcyt) |
adjusts |
ATP production to a similar level as in WT |
|
| effect of modifying respiration in mMDH and fumarase lines |
is considerably less when compared to |
effect in potato tuber material in which the activity of the 2-oxoglutarate dehydrogenase complex (2OGDH) had been chemically inhibited |
Solanum tuberosum |
| nitrogen (N) assimilatory process |
influences |
respiration during the light period |
|
| repeated irritation of trigger hairs |
stimulated |
rate of respiration (RD) |
Dionaea muscipula |
| C. foetida (CF) |
has |
larger respiratory losses associated with new root respiration |
Knappia myosuroides; Carex foetida |
| resulting CO2 flux |
reflects |
isotopic composition of the substrate |
|
| malate |
is later respired, probably in |
mitochondria |
|
| elevated O3 treatment |
increases |
engagement of alternative pathway |
Erythronium americanum |
| COX (cytochrome c oxidase) |
shows maximum expression levels at |
post-anthesis stage |
Nicotiana tabacum |
| higher production of metabolic CO2 |
should be considered in |
explanation of intercellular CO2 maintenance |
|
| stems, fruits and flowers |
contain |
abundant heterotrophic tissues |
|
| rapid efflux of CO 2 in dark |
originates from |
stimulation of respiration |
Dionaea muscipula |
| C. foetida (CF) |
has |
larger respiration rate |
Knappia myosuroides; Carex foetida |
| elevated CO2 +O3 treatment |
does not significantly affect |
alternative respiratory pathway rates in bulb |
Erythronium americanum |
| dark respiration (Rd) |
increased with temperature under both aCO2 and eCO2; however, the rate of increase was slower at higher temperatures under eCO2 |
temperature response of respiration |
|
| Figure 2 |
was generated using |
Schoolfield model of temperature-dependent enzyme activity |
Triticum aestivum |
| reversible reduction of nocturnal CO2 loss in Clusia cretosa |
may reflect |
decreased mitochondrial dark respiration of the shoot |
Clusia cretosa |
| (ATPUMP1, ATUCP1, PUMP1, UCP, UCP1, AT3G54110) |
might increase the flux of |
electrons |
Arabidopsis thaliana |
| atp6c |
induces |
reduction in ATP synthase activity in CMS-C plants |
Zea mays |
| pores in the mitochondrial inner membrane formed by CMS proteins |
induce |
membrane decoupling |
|
| loss of (mtHsc70-1, AT4G37910) functions |
resulted in alterations to |
respiration |
Arabidopsis thaliana |
| rice WA352 protein |
associates with |
subunit 11 of complex IV |
Oryza sativa |
| respiration rates |
might be expected to be higher in |
CAM species at night |
|
| fumarate |
is related to |
respiratory metabolism |
|
| flux balance analysis (FBA) |
has been used to determine optimal gene knockouts to maximally increase |
respiration rates in Geobacter sulfurreducens |
Geobacter sulfurreducens |
| respiration in the hot-acclimated plant |
is lower than in |
cold-acclimated plant at lower measuring temperatures |
Triticum aestivum |
| demand for respiratory products, both locally and in remote tissues |
affects |
temperature dependence of respiration |
Triticum aestivum |
| energy per se |
is not the main limiting factor under these conditions |
growth inhibition at relatively low inhibitor levels |
|
| salt stress (200 mM KCl) |
results in |
higher respiration compared to NaCl-stressed cells |
Micrasterias |
| elevated CO2 treatment |
decreases |
ADP/O ratio |
Erythronium americanum |
| respiration |
was already stimulated under |
control conditions |
Erythronium americanum |
| temperature dependence of respiration |
is likely primarily driven by |
how temperature affects the processes of substrate supply and demand for respiratory products |
Triticum aestivum |
| root excision to manipulate nodal root number (NRN) |
may produce severe changes in |
gas fluxes |
Zea mays |
| differences in the respiratory activities between intermediate coffee seeds displaying different DT levels upon dehydration |
were similar to |
those observed between intermediate tea seeds and orthodox pea seeds |
Coffea canephora; Camellia sinensis; Pisum sativum |
| δe |
may increase or decrease |
observed leaf net discrimination against 13C in light (Δo) |
|
| increased nitrite in KNO3-fed nectaries |
may lead to |
increased respiration |
Cucurbita pepo |
| alternative pathway (v alt) |
remains almost unaltered in |
both genotypes |
Nicotiana sylvestris |
| transgenic line (IDH-I, IDH1, AT4G35260) |
shows much lower release from C3:4 positions compared to |
wild-type |
|
| dark respiration (R dark) during temperature–response curve runs |
is unlikely to have been limited by |
substrate availability |
Eucalyptus globulus |
| O₂ uptake in the dark |
was assumed to be |
zero |
|
| elevated CO2 treatment |
suggests full utilization of |
AOX enzyme |
Erythronium americanum |
| mRNAs associated with mitochondria |
correspond to |
respiration |
|
| Michaelis–Menten kinetics |
has been applied to describe |
respiration characteristics |
|
| petals |
had analysis of rates of respiration performed in |
dark for flowers collected during the day |
Nicotiana tabacum |
| measurements of entire shoot |
include effects from |
stem respiration |
|
| severe drought stress in soybean |
causes decrease in |
cytochrome oxidase (COX) activity |
|
| system respiration processes |
produce |
CO2 |
|
| intermembrane space-exposed ND activity |
is |
Ca2+ sensitive |
|
| below-ground CO2 efflux |
can be due to |
root and microbial respiration |
|
| mid-age inflorescences |
were more comparable to one another |
staminate and pistillate inflorescences |
Spinacia oleracea |
| CMSII mutants |
show differences in |
respiratory parameters |
|
| J R |
was directly related to |
irradiance |
|
| anaerobic incubation |
inhibits respiratory activities of |
chloroplast |
vascular plants |
| significant and variable respiration contribution |
was associated with |
difference in isotopic composition between CO2 in greenhouse and that used for gas exchange measurements |
Triticum aestivum |
| elevated O3 treatment |
increases |
total capacity of alternative pathway |
Erythronium americanum |
| inhibition of cytochrome pathway by elevated CO2 |
suggests that |
electrons transferred from cytochrome pathway to alternative pathway |
Erythronium americanum |
| nitrite |
acts as |
terminal electron acceptor for the electron transport chain |
|
| Ca2+ stimulation of TCA cycle dehydrogenases |
boosts |
respiration |
|
| understanding molecular underpinning of concerted regulation of metabolism |
provides fundamental insight into |
how plant respiration may be regulated and effectively engineered |
|
| maximal CO2 production rate (Vm,f,CO2) of tissue |
is larger than |
maximal CO2 production rate (Vm,f,CO2) of intact fruit |
|
| anaerobic incubation |
inhibits respiratory activities of |
mitochondrion |
vascular plants |
| water stress |
causes the shape of CO2 exchange curve in the dark to become |
noticeably more curved |
Portulaca cryptopetala |
| Kabuli |
respires faster than |
Desi |
|
| Kabuli |
has higher respiratory rate than |
Desi at 24 h |
|
| green tomatoes |
have |
increased rate of respiration |
Solanum lycopersicum |
| respiration rates |
striking differences in were observed during |
dehydration |
Coffea canephora |
| γ13C value of leaf-respired CO2 |
is correlated with |
γ13C value of root-respired CO2 |
Knappia myosuroides; Carex foetida |
| nearly 40% increase in respiration rate in heated peach |
suggests that under high temperature (HT) |
organic acid respiration is preferred over sugar metabolism |
|
| elevated O3 treatment |
increases |
total leaf respiration |
Erythronium americanum |
| elevated CO2 treatment |
does not affect |
capacity of alternative pathway |
Erythronium americanum |
| elevated O3 treatment |
decreases |
activity of alternative pathway |
Erythronium americanum |
| susceptibility of more active AOX form to pyruvate activation |
would agree with |
malate consumption by NAD-malic enzyme observed with mitochondrial preparations |
Erythronium americanum |
| decline in respiration activity observed in intact starved embryos |
results from |
exhaustion of respiratory substrates in tissues of the embryos |
Pisum sativum |
| CO2 |
mainly promotes |
proportion of more active form (non-covalent dimer) of AOX |
Erythronium americanum |
| TC-ODE-FBA model |
predicted |
higher respiration rate under elevated CO 2 |
Glycine max |
| de-repression effect induced by the respiratory inhibitors |
does not appear to be due to |
preventing rice cells from respiring the co-treating sugar |
Oryza sativa |
| severe drought stress |
leaves respiration unaltered in |
soybean |
|