Multifunctional toxins in snake venoms and therapeutic implications: from pain to hemorrhage and necrosis

CR Ferraz, A Arrahman, C Xie, NR Casewell… - Frontiers in ecology …, 2019 - frontiersin.org
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 …

Lys49 myotoxins, secreted phospholipase A2-like proteins of viperid venoms: A comprehensive review

B Lomonte - Toxicon, 2023 - Elsevier
Muscle necrosis is a potential clinical complication of snakebite envenomings, which in
severe cases can lead to functional or physical sequelae such as disability or amputation …

[HTML][HTML] Polymorphonuclear neutrophil leukocytes in snakebite envenoming

JP Zuliani, AM Soares, JM Gutiérrez - Toxicon, 2020 - Elsevier
Polymorphonuclear neutrophils are the most abundant leukocytes in the blood and
constitute key components of the innate immunity. Upon infection or tissue damage …

Inflammatory Effects of Bothrops Phospholipases A2: Mechanisms Involved in Biosynthesis of Lipid Mediators and Lipid Accumulation

V Moreira, E Leiguez, PM Janovits, R Maia-Marques… - Toxins, 2021 - mdpi.com
Phospholipases A2s (PLA2s) constitute one of the major protein groups present in the
venoms of viperid and crotalid snakes. Snake venom PLA2s (svPLA2s) exhibit a remarkable …

Viperid envenomation wound exudate contributes to increased vascular permeability via a DAMPs/TLR-4 mediated pathway

A Rucavado, CA Nicolau, T Escalante, J Kim… - Toxins, 2016 - mdpi.com
Viperid snakebite envenomation is characterized by inflammatory events including increase
in vascular permeability. A copious exudate is generated in tissue injected with venom …

Pain modulated by Bothrops snake venoms: Mechanisms of nociceptive signaling and therapeutic perspectives

J dos Santos Cavalcante, FAN Júnior, RJB Jorge… - Toxicon, 2021 - Elsevier
Snake venoms are substances mostly composed by proteins and peptides with high
biological activity. Local and systemic effects culminate in clinical manifestations induced by …

Cytosolic phospholipase A2-α participates in lipid body formation and PGE2 release in human neutrophils stimulated with an L-amino acid oxidase from Calloselasma …

MV Paloschi, JA Lopes, CN Boeno, MDS Silva… - Scientific Reports, 2020 - nature.com
Cr-LAAO, an l-amino acid oxidase isolated from Calloselasma rhodosthoma snake venom,
has been demonstrated as a potent stimulus for neutrophil activation and inflammatory …

Evaluation of pro-inflammatory events induced by Bothrops alternatus snake venom

S Echeverria, E Leiguez, C Guijas… - Chemico-Biological …, 2018 - Elsevier
Inflammation is a major local feature of envenomation by bothropic snakes being
characterized by a prominent local edema, pain, and extensive swelling. There are reports …

[HTML][HTML] Photobiomodulation induces murine macrophages polarization toward M2 phenotype

VP Reis, MV Paloschi, CMA Rego, MNM Tavares… - Toxicon, 2021 - Elsevier
Photobiomodulation using light-emitting diode (LED) treatment has analgesic and anti-
inflammatory effects which can be an effective therapeutic associated with serum therapy for …

[PDF][PDF] Cellular mechanisms of action of snake phospholipase A2 toxins

F Tonello, M Rigoni - Snake venoms, 2017 - academia.edu
Snake venoms contain a large amount of toxins endowed with phospholipase A2 (PLA2)
activity. Despite an overall conserved structure, snake PLA2s display a variety of …