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bombesin
bombesin Bombesin is a 14-amino-acid peptide first identified in the skin of certain toads and also found naturally in many animals, including mammals, where it acts as a neurotransmitter.
Bombesin is a 14-amino-acid peptide first identified in the skin of certain toads and also found naturally in many animals, including mammals, where it acts as a neurotransmitter. It influences smooth muscle activity as well as stomach secretion and kidney blood flow and function.