| 单词 | Sem D |
| 释义 | Sem D《英文msh词典》Sem D [入口词] Sem D [主题词] Semaphorin-3A [英文释义] The prototypical and most well-studied member of the semaphorin family. Semaphorin-3A is an axon-repulsive guidance cue for migrating neurons in the developing nervous system. It has so far been found only in vertebrates,and binds to NEUROPILIN-1/plexin complex receptors on growth cones. Like other class 3 semaphorins,it is a secreted protein. |
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