Toxicological trivia from October 16, 2013: Snake venoms are a mixture of pharmacologically active proteins and polypeptides that have led to the development of molecular probes and therapeutic agents.Professor Manjunatha Kini, from National University of Singapore along with Niru Nirthanan, Griffith University (Australia) and scientists from Genoa (Italy), have discovered a protein found in the venom of the cobra and could be useful to better understand and develop new drugs against Parkinson’s, Alzheimer’s, anxiety, depression or addiction to nicotine. "This toxin is a relatively large complex made ​​up of two identical protein molecules known as three-finger toxins, linked together, "he said. The name of toxin is:a) Haditoxin,b) Saxitoxin,c) Batrachotoxin.

Correct answer: a. Read more in Spanish article: Characterization of neurotoxins from the venom of the King cobra. Raed also in English: Characterization of a Neurotoxin from the Venom of Ophiophagus hannah (King Cobra)