semar4dSemaphorin 4D (Sema4D) is a classic member of the semaphorin family involved in axonal guidance processes. The key effects of Sema4D in neurons are mediated by hh affinityLink Alternatif Semar4D, Login Semar4D, Aplikasi Semar4D, Bekasi. 35 likes · 1 talking about this. Link Alternatif Semar4D, Login Semar4D, Aplikasi Semar4D.