https://www.cell.com/cell/fulltext/S0092-8674(20)30808-4
The hair follicle instructs the formation of the APM-sympathetic nerve unit via SHH
APM maintains sympathetic innervation to HFSCs
Sympathetic nerve activates HFSCs via synapse-like contacts and norepinephrine
Cold stimulates not only goosebumps but also hair growth
The hair follicle instructs the formation of the APM-sympathetic nerve unit via SHH
APM maintains sympathetic innervation to HFSCs
Sympathetic nerve activates HFSCs via synapse-like contacts and norepinephrine
Cold stimulates not only goosebumps but also hair growth