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Pires, O.R. Jr., Sebben, A., Schwartz, E.F., Bloch, C. Jr., Morales, R.A., and Schwartz, C.A. 2003. The occurrence of 11-oxotetrodotoxin, a rare tetrodotoxin analogue, in the brachycephalidae frog Brachycephalus ephippium. Toxicon. 42:563-566. |
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Pires, O.R. Jr., Sebben, A., Schwartz, E.F., Largura, S.W.R., Bloch, C. Jr., and Schwartz, C.A. 2002. Occurrence of tetrodotoxin (TTX) and its analogues in the Brazilian frog Brachycephalus ephippium (Anura: Brachycephalidae). Toxicon. 40:761-766. |
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