Ramasamy Santhanam's Biology and ecology of venomous marine snails PDF

By Ramasamy Santhanam

ISBN-10: 1771883308

ISBN-13: 9781771883306

ISBN-10: 1771883316

ISBN-13: 9781771883313

The first finished quantity solely on marine cone snails, this publication offers descriptions of over a hundred species of detrimental marine snails in addition to their organic and ecological features; the features of conotoxins; info on cone snail accidents and their therapy besides prevention measures; and the healing and medicinal worth of conotoxins, together with as a strong nonaddictive painkiller, an epilepsy drug, and extra. Over 275 colour illustrations accompany the textual content for simple identity.

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Additional resources for Biology and ecology of venomous marine snails

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Adults can grow to a maximum length of 100 mm. It has the largest eggs of any known Indo-Pacific species. These snails are predatory and venomous. As they are capable of “stinging” humans live ones should not be handled. 1. 1a. Profile of Venomous Marine Snails 47 Conus adamsonii (Broderip, 1836) (= Conus aureolus, Conus castaneus, Conus cingulatus, Conus rhododendron) Apertural view Abapertural view Common Name: Rhododendron Cone Geographical Distribution: S. Pacific from Coral Sea to French Polynesia Habitat: Intertidal; 10 to 50 m; on seeward sides of coral reefs and in lagoons; on large stretches or small pockets of sand Identifying Features: This species has a medium-sized, moderately solid-tosolid shell.

Ziconotide (a synthetic version of ω-conotoxin M VII A), an analgesic drug derived from the toxin of this species acts as a painkiller with a potency 1000 times that of morphine. Ziconotide works by blocking sodium channels in pain-transmitting nerve cells, rendering them unable to transmit pain signals to the brain. It is administered through injection 36 Biology and Ecology of Venomous Marine Snails into the spinal fluid. S. , 2011). Though Ziconotide alleviates pain effectively (without causing addiction, by blocking the pores of sodium channels).

This species preys on many species of gastropods, small fishes, worms, dead cephalopods and shrimps. , 2005); Arachidonic acid (Terlau and Olivera, 2004); γ-glutamyl carboxylase (Terlau and Olivera, 2004); Conus marmoreus (Linnaeus, 1758) Apertural view Abapertural view 22 Biology and Ecology of Venomous Marine Snails Common Name: Marbled cone Geographical Distribution: Indian Ocean along Chagos and Madagascar, in the Bay of Bengal along India; in the western part of the Pacific Ocean to Fiji and the Marshall Islands.

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Biology and ecology of venomous marine snails by Ramasamy Santhanam


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