نتایج جستجو برای: venom

تعداد نتایج: 9429  

Journal: :Marine Drugs 2021

Stonefish are regarded as one of the most venomous fish in world. Research on stonefish venom has chiefly focused vitro and vivo neurological, cardiovascular, cytotoxic nociceptive effects venom. The last literature review was published over a decade ago, much changed field since. In this review, we have generated global map current distribution all (Synanceia) species, presented table clinical...

Mansour Mayahi , Masoud Ghorbanpoor , Mohammad Khosravi, Zohreh Hosseini ,

Background: To explore the oral absorption of scorpion venom an ELISA were designed in this study. Scorpions and their venom were been used for centuries as medical treatments in traditional medicine. The oral administration of drug referred as the convenient way, as there was not any publication about gastro-intestinal absorption of scorpion venom; this experiment checked oral absorption of Me...

Abbas Zare, Behrooz Fathi, Zahra Hajari, Zohreh Saadatfar,

Background: The snake, Echis carinatus, one of the most venomous snakes in Asia, possesses a deadly hemotoxic venom. It has been reported that suramin, an anti-trypansomiasis drug, can inhibit the toxic effects of some snake venoms. This study was conducted to evaluate the possible antagonistic effects of suramin against the hemorrhagic activity of the venom from an Iranian snake, Echis carinat...

Journal: :journal of arthropod-borne diseases 0
elham valikhanfard-zanjani department of biology, faculty of sciences, kharazmi university, tehran, iran abbas zare-mirakabadi department of venomous animals and antivenom production, razi vaccine and serum research institute, karaj, iran ehsan zayerzadeh department of biology, faculty of food industry and agriculture, standard research institute, karaj, iran

background: nowadays use of specific antivenin for latrodectism is considered as the most effective treatment in the world. this study was undertaken to investigate the efficacy of specific antivenom against histopathological complications caused by latrodectus dahli venom on liver, heart and kidneys tissues within 72 h. methods: two groups were selected, each one contained 6 male new zealand r...

Potassium channels are trans-membrane proteins, which selectively transport K+ ions across cell membranes and play a key role in regulating the physiology of excitability cells and signal transduction pathways. Bothutous Schach (BS) scorpion venom consists of several polypeptides that could modulate ion channels. In this study, the effects of BS crude venom on passive and active electrophysiolo...

Background and Aims: Currently, many efforts are directed toward functional Hepatitis B virus (HBV) treatment. This is achievable by suppression of HBV surface antigen (HBsAg) secretion. In this regard, use of natural products has been the areas of interest by scientific communities. Materials and Methods: Dried Honey Bee venom was extracted for assessing its anti-HBsAg secretion potential. He...

2014
Kalana Maduwage Margaret A. O'Leary Fiona E. Scorgie Seyed Shahmy Fahim Mohamed Chandana Abeysinghe Harindra Karunathilake Lisa F. Lincz Christeine A. Gnanathasan Geoffrey K. Isbister

BACKGROUND Venom recurrence or persistence in the circulation after antivenom treatment has been documented many times in viper envenoming. However, it has not been associated with clinical recurrence for many snakes, including Russell's viper (Daboia spp.). We compare the recovery of coagulopathy to the recurrence or persistence of venom in patients with Russell's viper envenoming. METHODOLO...

2016
Robert A. Haney Thomas H. Clarke Rujuta Gadgil Ryan Fitzpatrick Cheryl Y. Hayashi Nadia A. Ayoub Jessica E. Garb

Gene duplication and positive selection can be important determinants of the evolution of venom, a protein-rich secretion used in prey capture and defense. In a typical model of venom evolution, gene duplicates switch to venom gland expression and change function under the action of positive selection, which together with further duplication produces large gene families encoding diverse toxins....

Ali Mashinchian Moradi Delavar Shahbazzadeh Gholamhossein Vosughi Nasim Tabaraki Pargol Ghavam Mostafavi

Objective(s):Cone snails are estimated to consist of up to 700 species. The venom of these snails has yielded a rich source of novel peptides. This study was aimed to study the analgesic effect of Persian Gulf Conus textile and its comparison with morphine in mouse model. Materials and Methods: Samples were collected in Larak Island. The venom ducts were Isolated and kept on ice then homogenize...

Buthotus schach is one of the dangers scorpion in Iran that belong to the Buthidae family. Toxins are existing in venom scorpion, modulate the ion channels by blocking or opening the pore of the channel or by altering the voltage gating and useful as pharmacological tools. In the present study, we investigated the effect of venom and its obtained fractions by gel filtrations on electrophysiolog...

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