Absence of nerve growth factor in the venoms of bees, scorpions, spiders and toads.
D000818:Animals; D001001:Anura; D001516:Bees; D002022:Bufo arenarum; D002024:Bufo marinus; D008970:Molecular Weight; D009414:Nerve Growth Factors / Q000032:analysis*; D012605:Scorpions; D013056:Spectrophotometry, Ultraviolet; D013112:Spiders; D014688:Venoms / Q000032:analysis*
D009414:Nerve Growth Factors; D014688:Venoms