n.生物钟
CRH is said to be "placenta bioclock" during pregnancy. 妊娠期CRH是分娩启动的“生物钟”。
..The diapause bioclock protein of Bombyx silkworm is count down clock which depends on esterase A4 (EA4), EA4 is the first confirmed time interval measuring enzyme. 家蚕滞育生物钟是依赖卵内酯酶A4(EA4)蛋白的倒计时型生物钟。EA4是最早被确认的具时间间隔测定功能的酶。
