What are the precursors of glycogenolysis?

Answer:
Alpha cells in the pancreas detect low blood sugar and secrete glucagon. Glucagon travels to the liver to stimulate breakdown of glycogen reserves (glycogenolysis) and stimulate gluconeogenesis (production of new glucose).
First answer by Amaroque. Last edit by Amaroque. Contributor trust: 105 [recommend contributor recommended]. Question popularity: 4 [recommend question].