Messenger example sentences

Hormones which interact with membrane-bound receptors normally do not enter the target cell, but generate second messengers (e.g., cyclic AMP, IP3, Ca++ etc) which in turn regulate cellular metabolism (Figureure 2 5a).Some people think that comets are messengers of disasters, such as wars, epidemics and floods.These three things were: What is the right time to begin something? Which people should he listen to? What is the most important thing for him to do? The king, therefore, sent messengers throughout his kingdom, promising a large sum of money to anyone who would answer these three questions.He had not proceeded far when the police superintendent's messenger overtook him and ordered him to return to town in his carriage.On November 18 a special messenger on a scooter from the British Council brought in an urgent telex message for him.The classical definition of hormone as a chemical produced by endocrine glands and released into the blood and transported to a distantly located target organ has current scientific definition as follows: Hormones are non-nutrient chemicals which act as intercellular messengers and are produced in trace amounts.The messenger drove Gandhi home where he served him with an official notice to quit Champaran immediately.