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Table 1 Values of muscle perfusion parameters and Mb oxygenation parameters in various tissue respiration states

From: Virtual cooperativity in myoglobin oxygen saturation curve in skeletal muscle in vivo

Respiration state:

Suppressed (0.4 mM KCN)

Control

Enhanced (5 μM DNPa)

Enhanced (10 μM DNP)

Influent PO2

700

700

700

700

Effluent PO2

652 ± 14

579 ± 6

512 ± 15

418 ± 18

   Vmaxb

0.09

0.27

0.42

0.68

   PV50c

83

160

170

180

  1. a, 2,4-dinitorophenol; b, Maximal value of steady-state O2 uptake rate (V) at infinite influent PO2 (in μmol/min/g muscle); c, effluent PO2 at V = half Vmax (in mmHg). Values of Vmax and PV50 were obtained from solid lines shown in Figure 2.
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Dynamic Medicine

ISSN: 1476-5918