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Table 3.

Q10 values and Arrhenius activation energies(Ea) of the protein synthesis machinery isolated from white muscle and gill of P. brachycephalum maintained at control temperature (0°C) or acclimated to 5°C, and of Z. viviparus acclimated to 5°C or maintained at control temperature(10°C)

White muscle
Gill
SpeciesNQ10Ea (kJ mol-1)Q10Ea (kJ mol-1)
P. brachycephalum      
   0°C 3.8±0.5 85±9 3.0±0.3 71±6 
   5°C 3.0±0.4 70±9 3.2±0.2 75±5 
Z. viviparus      
   5°C 3.8±0.0 87±1 3.6±0.5 81±11 
   10°C* 7.0±0.2 127±2 10.6±0.8 155±5 
White muscle
Gill
SpeciesNQ10Ea (kJ mol-1)Q10Ea (kJ mol-1)
P. brachycephalum      
   0°C 3.8±0.5 85±9 3.0±0.3 71±6 
   5°C 3.0±0.4 70±9 3.2±0.2 75±5 
Z. viviparus      
   5°C 3.8±0.0 87±1 3.6±0.5 81±11 
   10°C* 7.0±0.2 127±2 10.6±0.8 155±5 

Data are given as means ± s.e.m.

*

A significant difference (P<0.05) of Q10 and Ea in lysates prepared from white muscle and gill between species and within species at varying acclimation temperatures

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