Convergent evolution of toxin resistance in animals

J van Thiel, MA Khan, RM Wouters, RJ Harris… - Biological …, 2022 - Wiley Online Library
Convergence is the phenomenon whereby similar phenotypes evolve independently in
different lineages. One example is resistance to toxins in animals. Toxins have evolved …

Coevolution takes the sting out of it: Evolutionary biology and mechanisms of toxin resistance in animals

K Arbuckle, RCR de la Vega, NR Casewell - Toxicon, 2017 - Elsevier
Understanding how biotic interactions shape the genomes of the interacting species is a
long-sought goal of evolutionary biology that has been hampered by the scarcity of tractable …

Voltage-gated sodium channel in grasshopper mice defends against bark scorpion toxin

AH Rowe, Y Xiao, MP Rowe, TR Cummins, HH Zakon - Science, 2013 - science.org
Painful venoms are used to deter predators. Pain itself, however, can signal damage and
thus serves an important adaptive function. Evolution to reduce general pain responses …

Scorpion peptides and ion channels: an insightful review of mechanisms and drug development

LC Mendes, GMM Viana, ALA Nencioni, DC Pimenta… - Toxins, 2023 - mdpi.com
The Buthidae family of scorpions consists of arthropods with significant medical relevance,
as their venom contains a diverse range of biomolecules, including neurotoxins that …

Sodium channels and venom peptide pharmacology

MR Israel, B Tay, JR Deuis, I Vetter - Advances in pharmacology, 2017 - Elsevier
Venomous animals including cone snails, spiders, scorpions, anemones, and snakes have
evolved a myriad of components in their venoms that target the opening and/or closing of …

Pain-related toxins in scorpion and spider venoms: a face to face with ion channels

S Diochot - Journal of venomous animals and toxins including …, 2021 - SciELO Brasil
Pain is a common symptom induced during envenomation by spiders and scorpions. Toxins
isolated from their venom have become essential tools for studying the functioning and …

Scorpion toxin, BmP01, induces pain by targeting TRPV1 channel

MA Hakim, W Jiang, L Luo, B Li, S Yang, Y Song, R Lai - Toxins, 2015 - mdpi.com
The intense pain induced by scorpion sting is a frequent clinical manifestation. To date,
there is no established protocol with significant efficacy to alleviate the pain induced by …

Scorpion toxin peptide action at the ion channel subunit level

DM Housley, GD Housley, MJ Liddell, EA Jennings - Neuropharmacology, 2017 - Elsevier
This review categorizes functionally validated actions of defined scorpion toxin (SCTX)
neuropeptides across ion channel subclasses, highlighting key trends in this rapidly …

Spider and scorpion knottins targeting voltage-gated sodium ion channels in pain signaling

X Wang, H Luo, X Peng, J Chen - Biochemical pharmacology, 2024 - Elsevier
In sensory neurons that transmit pain signals, whether acute or chronic, voltage-gated
sodium channels (VGSCs) are crucial for regulating excitability. Na V 1.1, Na V 1.3, Na V …

Discovery of a New Analgesic Peptide, Leptucin, from the Iranian Scorpion, Hemiscorpius lepturus

S Bagheri-Ziari, D Shahbazzadeh, S Sardari… - Molecules, 2021 - mdpi.com
Hemiscorpius lepturus scorpion stings do not induce considerable pain based on
epidemiological surveys conducted in the southwest part of Iran. Accordingly, this study was …