MiPNet08.12 IOC22: Difference between revisions
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|title=[[Image:O2k-Protocols.jpg|right|80px|link=O2k-Protocols|O2k-Protocols]] NO effect on mitochondrial oxygen kinetics at low oxygen. O2k workshop Report. ย | |title=[[Image:O2k-Protocols.jpg|right|80px|link=O2k-Protocols|O2k-Protocols]] NO effect on mitochondrial oxygen kinetics at low oxygen. O2k workshop Report. ย | ||
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Revision as of 17:15, 17 February 2016
MiPNet08.12 IOC22
NO effect on mitochondrial oxygen kinetics at low oxygen. O2k workshop Report. |
ยป ยปVersions
OROBOROS (2011-12-11) Mitochondr Physiol Network
Abstract: Gnaiger E, Doeller JE, Kraus D, Shiva S, Brookes PS, Darley-Usmar VM (2011) NO effect on mitochondrial oxygen kinetics at low oxygen. O2k workshop Report. Mitochondr Physiol Network 08.12(07).
A single pilot experiment was carried out during an O2k workshop on high-resolution respirometry (IOC22). Respiration of isolated rat liver mitochondria was inhibited by addition of NO, which increased the sensitivity to oxygen >25-fold when compared to the half-saturation oxygen pressure, p50, in the absence of NO. Oxygen kinetics followed a monophasic hyperbolic function up to 2.2 kPa with NO (p50=0.93 kPa), compared to the standard oxygen range to 1.1 kPa without NO (p50=0.035 kPa).
Reference: Biochim Biophys Acta 1797: 557-565 (2010)
See also: Combined O2 and NO measurement and oxygen kinetics
- >> Product: OROBOROS O2k, O2k-Catalogue
โข O2k-Network Lab: AT_Innsbruck_OROBOROS, US_AL Birmingham_Kraus DW
Labels: MiParea: Respiration, Instruments;methods
Stress:Oxidative stress;RONS Organism: Rat Tissue;cell: Liver Preparation: Isolated mitochondria
Regulation: Inhibitor, Oxygen kinetics Coupling state: OXPHOS
HRR: Oxygraph-2k, NO, O2k-Protocol
O2k-Demo, O2k-MultiSensor