Second messengers are intracellular signaling molecules released by the cell in response to exposure to extracellular signaling molecules—the first messengers.

第二信使（Second messenger）在生物学里是胞内信号分子，负责细胞内的信号转导以触发生理变化，如增殖， 细胞分化 ，迁移，存活和细胞凋亡。因此第二信使是细胞内的信号转导的启 …

2022年5月14日 · Second messengers are molecules that relay signals received at receptors on the cell surface — such as the arrival of protein hormones, growth factors, etc. — to target …

Second messengers are typically present at low concentrations in resting cells and can be rapidly produced or released when cells are stimulated. The levels of second messengers are …

第二信使 （英语：Second messenger）在 生物学 里是胞内 信号分子，负责 细胞 内的信号转导以触发生理变化，如 增殖 、 细胞分化 、迁移、存活和 细胞凋亡。 因此第二信使是细胞内的 信 …

second messenger, molecule inside cells that acts to transmit signals from a receptor to a target. The term second messenger was coined upon the discovery of these substances in order to …

第二信使（Second messenger）由厄尔·威尔伯·萨瑟兰（Earl Wilbur Sutherland Jr.）首先提出。 在生物学里是胞内信号分子，负责细胞内的信号转导以触发生理变化，如增殖，细胞分化，迁 …

Neurons use many different second messengers as intracellular signals. These messengers differ in the mechanism by which they are produced and removed, as well as their downstream …

2025年1月12日 · Second messengers are indispensable in orchestrating cellular communication, bridging the gap between external cues and the cell’s internal machinery. When a signaling …

2016年8月1日 · Second messengers are small molecules and ions that relay signals received by cell-surface receptors to effector proteins. They include a wide variety of chemical species and …