资料来源 : pyDict

海绵硬蛋白

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Spongin \Spon"gin\, n. (Physiol. Chem.)
   The chemical basis of sponge tissue, a nitrogenous, hornlike
   substance which on decomposition with sulphuric acid yields
   leucin and glycocoll.