| geographic and ontogenic variability in the venom of the neotropical rattlesnake crotalus durissus: pathophysiological and therapeutic implications. | a comparative study was performed on the venoms of adult specimens of the neotropical rattlesnake, crotalus durissus, from guatemala, costa rica, venezuela and brazil, together with the venom of newborn specimens of c. d. durissus from costa rica. venoms from brazil (c. d. terrificus) and from newborn specimens of c. d. durissus presented an electrophoretic pattern characterized by the predominance of bands with molecular mass of 36 and 15 kda, whereas those of adult specimens of c. d. durissus ... | 2002 | 12298262 |