plasma immunoreactive glucagon levels ( irg ) , plasma glucose levels and brain and liver glycogen concentrations were analyzed in carp ( adapted to 15 degrees c ) subjected to short-term temperature changes ( 1.6 or 11 h , at 5 degrees c or 28 degrees c , respectively ) and to long-term temperature changes ( 21 months at 28 degrees c ) .
C0006104
brain
C0086045
concentrations