نتایج جستجو برای: snake venom

تعداد نتایج: 16718  

2010
Sakthivel Vaiyapuri Simon C. Wagstaff Kimberley A. Watson Robert A. Harrison Jonathan M. Gibbins E. Gail Hutchinson

BACKGROUND Snake bite is a major neglected public health issue within poor communities living in the rural areas of several countries throughout the world. An estimated 2.5 million people are bitten by snakes each year and the cost and lack of efficacy of current anti-venom therapy, together with the lack of detailed knowledge about toxic components of venom and their modes of action, and the u...

ژورنال: Medical Laboratory Journal 2015
Amoozgari, Z, , Noorbehbahani, M, , Salehi pour bavarsad, S, ,

Abstract Background and Objective: Snake venom is a complex of several toxic elements and enzymes. It has the agents with the ability to destroy cellular and subcellular membrane and to bring about hemolysis of red blood cells (RBC). Two types of direct and indirect hemolytic activity are known in snake venom in that phospholipase A2 is responsible for the indirect lysis. The aim of this st...

2016
Gareth Whiteley Rhiannon A E Logan Kam-Yin D Leung Fiona J Newberry Paul D Rowley John P Dunbar Simon C Wagstaff Nicholas R Casewell Robert A Harrison

BACKGROUND Snake venoms contain many proteinaceous toxins that can cause severe pathology and mortality in snakebite victims. Interestingly, mRNA encoding such toxins can be recovered directly from venom, although yields are low and quality is unknown. It also remains unclear whether such RNA contains information about toxin isoforms and whether it is representative of mRNA recovered from conve...

2018
Suchaya Sanhajariya Stephen B Duffull Geoffrey K Isbister

Understanding snake venom pharmacokinetics is essential for developing risk assessment strategies and determining the optimal dose and timing of antivenom required to bind all venom in snakebite patients. This review aims to explore the current knowledge of snake venom pharmacokinetics in animals and humans. Literature searches were conducted using EMBASE (1974-present) and Medline (1946-presen...

2010

Crotalus durissus cumanensis, a rattlesnake endemic to Colombia and Venezuela, is considered one of the most lethal snake species in Latin America. The aim of the present study was to compare the protein content and biological activity of the venom obtained from eight specimens of C. durissus cumanensis, namely two adults from different localities of Colombia and six offspring born in captivity...

Journal: :iranian journal of pharmaceutical research 0
ali hassan rahmani dept. of clinical toxicology, razi hospital, jundishapur university of medical sciences, ahvaz, iran amir jalali 1- department of pharmacology and toxicology, school of pharmacy, jundishapur university of medical sciences, ahvaz, iran. 2- toxicology research center, jundishapur university of medical sciences, ahvaz, iran. mohammad hassan alemzadeh –ansari dept. of clinical toxicology, razi hospital, jundishapur university of medical sciences, ahvaz, iran mina tafazoli dept. of clinical toxicology, razi hospital, jundishapur university of medical sciences, ahvaz, iran fakher rahim toxicology research center, jundishapur university of medical sciences, ahvaz, iran

this study was done to determine whether high or low dose of anti-snake venom (asv) is better in coagulopathy in victims of envenoming by vipers. this retrospective study was conducted on the 154 patients (mean age ± sd, range) of viper snake bites who were referred to the emergency ward of razi hospital, ahvaz, iran over 2 years period (2004 - 2006). according to the treatment dosage the patie...

2017
Darin R. Rokyta Mark J. Margres Micaiah J. Ward Elda E. Sanchez

The same selective forces that give rise to rapid inter- and intraspecific divergence in snake venoms can also favor differences in venoms across life-history stages. Ontogenetic changes in venom composition are well known and widespread in snakes but have not been investigated to the level of unambiguously identifying the specific loci involved. The eastern diamondback rattlesnake was previous...

Journal: :The Indian journal of medical research 2007
Ganneru Brunda R B Sashidhar

BACKGROUND & OBJECTIVE Snake-bites are the common cause of morbidity and mortality in tropical countries. In India, there are 216 species of snakes, of which only four are venomous snakes (cobra, krait, Russell's viper and saw scaled viper). This study was undertaken to find out the epidemiological profile of snake-bite incidences in the State of Andhra Pradesh, based on the data collected from...

Journal: :Revista de biologia tropical 2007
Fernando Chaves Mauricio Chacón Beatriz Badilla Carolina Arévalo

The effect of aqueous extract of Echinacea purpurea roots on the murine antibody response to Bothrops asper snake venom in vivo was studied. Three groups were used. Group #1, baseline control, was treated with snake venom plus PBS. Group #2 was treated with snake venom plus sodium alginate as adjuvant (routine method used at Instituto Clodomiro Picado), and group #3 or experimental group, was t...

Journal: :JPMA. The Journal of the Pakistan Medical Association 2005
Rukhsana Jokhio Ahmed Farooq Ansari

OBJECTIVE To look into the feasibility of using cobra snake venom in suppressing breast cancer tissue through inhibition of nucleic acid synthesis. METHODS Samples of breast cancerous tissue, obtained from Atomic Energy Medical Center, LMCH, Jamshoro, incubated with varying concentrations of venom and without venom (as controls) were assayed for macromolecular (RNA and DNA) levels RESULTS N...

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