Table 3.

Na+/K+-ATPase α1c-mRNA expression in gills of rainbow trout before (Pre) and 8 h, 5 days and 15 days following abrupt transfer to freshwater, 40% seawater and 80% seawater

Expression of Na+/K+-ATPase α1c (relative to EF-1α)
TreatmentPre8 h5 days15 days
Freshwater 1.00±0.11 1.38±0.24 1.57±0.05 1.05±0.08 
40% seawater 1.00±0.05 1.15±0.10 1.69±0.05 1.18±0.13 
80% seawater 1.00±0.13 1.30±0.30 1.89±0.11 1.19±0.11 
Expression of Na+/K+-ATPase α1c (relative to EF-1α)
TreatmentPre8 h5 days15 days
Freshwater 1.00±0.11 1.38±0.24 1.57±0.05 1.05±0.08 
40% seawater 1.00±0.05 1.15±0.10 1.69±0.05 1.18±0.13 
80% seawater 1.00±0.13 1.30±0.30 1.89±0.11 1.19±0.11 

Na+/K+-ATPase α1c mRNA expression is relative to EF-1α expression, and all data following the transfer are relative to the pre-transfer freshwater gill samples.

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