What is receptor upregulation? and how is it different from downregulation?
Answers: The cell will increase or decrease the number of receptors on the surface of the plasma membrane. Down regulation is how cell become desensitiized to a chemical. The membrane with the receptor pinches rotten and forms a vessicle in the cell where on earth it is inactive. This is one of the proposed mechanism for Type II diabetes, which is a desensitization to insulin.
Upregulation occurs within the uterus in pregnancy right up to that time birth, where oxytocin receptors proliferate to stimulate labor.
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