Results 51 to 60 of about 78,509 (213)

Elapid Snake Venom Analyses Show the Specificity of the Peptide Composition at the Level of Genera Naja and Notechis

open access: yesToxins, 2014
Elapid snake venom is a highly valuable, but till now mainly unexplored, source of pharmacologically important peptides. We analyzed the peptide fractions with molecular masses up to 10 kDa of two elapid snake venoms—that of the African cobra, N.
Aisha Munawar   +10 more
doaj   +1 more source

Diversity Begets Diversity When Diet Drives Snake Venom Evolution, but Evenness Rather Than Richness Is What Counts

open access: yes, 2023
Snake venoms are primarily used to subjugate prey, and consequently, their evolution has been shown to be predominantly driven by diet-related selection pressure.
Kevin Arbuckle   +3 more
core   +1 more source

Varespladib (LY315920) and Methyl Varespladib (LY333013) Abrogate or Delay Lethality Induced by Presynaptically Acting Neurotoxic Snake Venoms [PDF]

open access: yes, 2020
The phospholipase A2 (PLA2) inhibitor Varespladib (LY315920) and its orally bioavailable prodrug, methyl-Varespladib (LY333013) inhibit PLA2 activity of a wide variety of snake venoms.
Bruno Lomonte   +7 more
core   +1 more source

Protease activity profiling of snake venoms using high-throughput peptide screening [PDF]

open access: yes, 2019
Snake venom metalloproteinases (SVMPs) and snake venom serine proteinases (SVSPs) are among the most abundant enzymes in many snake venoms, particularly among viperids. These proteinases are responsible for some of the clinical manifestations classically
Andreas Treschow   +22 more
core   +1 more source

Inhibition of Hemorragic Snake Venom Components: Old and New Approaches

open access: yes, 2010
Snake venoms are complex toxin mixtures. Viperidae and Crotalidae venoms, which are hemotoxic, are responsible for most of the envenomations around the world.
Panfoli, Ravera, Calzia, Morelli
core   +2 more sources

Cytotoxicity and morphological analysis of cell death induced by Bothrops venoms from the northeast of Argentina

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases, 2009
Bothrops snake venoms have been proved toxic to a variety of cell types, in both in vivo and in vitro models. Studies on the pharmacological actions of Bothrops venoms from Argentina are relatively scarce and the direct action of the crude venoms has not
S Bustillo   +5 more
doaj   +1 more source

The Target Selects the Toxin: Specific Amino Acids in Snake-Prey Nicotinic Acetylcholine Receptors That Are Selectively Bound by King Cobra Venoms [PDF]

open access: yes, 2022
Snake venom is an adaptive ecological trait that has evolved primarily as a form of prey subjugation. Thus, the selection pressure for toxin diversification is exerted by the prey’s physiological targets, with this pressure being particularly acute for ...
Uthpala Chandrasekara   +5 more
core   +1 more source

Multifunctional Toxins in Snake Venoms and Therapeutic Implications: From Pain to Hemorrhage and Necrosis

open access: yesFrontiers in Ecology and Evolution, 2019
Animal venoms have evolved over millions of years for prey capture and defense from predators and rivals. Snake venoms, in particular, have evolved a wide diversity of peptides and proteins that induce harmful inflammatory and neurotoxic effects ...
Camila R. Ferraz   +7 more
doaj   +1 more source

Screening Snake Venoms for Toxicity to Tetrahymena Pyriformis Revealed Anti-Protozoan Activity of Cobra Cytotoxins

open access: yes, 2020
Snake venoms possess lethal activities against different organisms, ranging from bacteria to higher vertebrates. Several venoms were shown to be active against protozoa, however, data about the anti-protozoan activity of cobra and viper venoms are very ...
Vladislav Starkov   +9 more
core   +1 more source

Snake α-Neurotoxins and the Nicotinic Acetylcholine Receptor

open access: yes, 2016
α-Neurotoxins from snake venoms act on postsynaptic nicotinic acetylcholine receptors at the neuromuscular junction to produce clinically significant skeletal muscle paralysis following envenomation.
Nirthanan, Niru   +5 more
core   +1 more source

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