Enzyme activity in sleep and sleep deprivation.


Liver tyrosine transaminase activity is low during the day when the rats are mostly asleep and high during the night when they are awake. When wakefulness was imposed for 8 hr during daylight on the day of the experiment and the rats were allowed to sleep for the following 3 hr during darkness, the tyrosine transaminase activity became high during the day… (More)


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