Pharmacology of South American freshwater stingray venom (Potamotrygon motoro)

Pharmacology of South American freshwater stingray venom (Potamotrygon motoro)

Toxlcon, 1974, Vo(. 12, pp. 89 . PerQemon Press. Printed in Great Britain rt r~V~ r"WS Rt~alauss, R. F. (Department of Pharmacology, University of S...

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Toxlcon, 1974, Vo(. 12, pp. 89 . PerQemon Press. Printed in Great Britain

rt r~V~ r"WS

Rt~alauss, R. F. (Department of Pharmacology, University of SRo Paulo, S$o Paulo, Brazil). Pharmarnlogy of South American freshwater stingray venom (Potmnotrygon niotoro) . 7Yans. N.Y. Acad. Sci. 34, 677, 1972.

BlotoalcAl.r.Y active extracts were obtained from stings of the freshwater stingray Potamotrygon nrotoro, collected from the Aragusia Rives in Central Brazil . Active fractions were found in aqueous extracts of dried stings, and the aqueous fraction obtained from the dried atxtone extracts of fresh stings (the activity in the latter fraction was insoluble in petroleum bane). At~ive fractions caused t~ntni
i10XICON 197~ Yo7. t1

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