Results 1 to 10 of about 13,904 (109)

Venom gland organogenesis in the common house spider [PDF]

open access: yesScientific Reports
Venom is a remarkable innovation found across the animal kingdom, yet the evolutionary origins of venom systems in various groups, including spiders, remain enigmatic.
Afrah Hassan   +3 more
doaj   +3 more sources

Antimicrobial Peptide Arsenal Predicted from the Venom Gland Transcriptome of the Tropical Trap-Jaw Ant Odontomachus chelifer [PDF]

open access: yesToxins, 2023
With about 13,000 known species, ants are the most abundant venomous insects. Their venom consists of polypeptides, enzymes, alkaloids, biogenic amines, formic acid, and hydrocarbons.
Josilene J. Menk   +6 more
doaj   +2 more sources

Venomics Reveals a Non-Compartmentalised Venom Gland in the Early Diverged Vermivorous Conus distans [PDF]

open access: yesToxins, 2022
The defensive use of cone snail venom is hypothesised to have first arisen in ancestral worm-hunting snails and later repurposed in a compartmentalised venom duct to facilitate the dietary shift to molluscivory and piscivory.
Jutty Rajan Prashanth   +3 more
doaj   +2 more sources

Proteotranscriptomic Analysis and Toxicity Assay Suggest the Functional Distinction between Venom Gland Chambers in Twin-Spotted Assassin Bug, Platymeris biguttatus [PDF]

open access: yesBiology, 2022
Assassin bugs use their salivary venoms for various purposes, including defense, prey paralyzation, and extra-oral digestion, but the mechanisms underlying the functional complexity of the venom remain largely unclear.
Fanding Gao   +8 more
doaj   +2 more sources

Differential venom gland gene expression analysis of juvenile and adult scorpions Androctonus crassicauda [PDF]

open access: yesBMC Genomics, 2022
Background The Androctonus crassicauda, belonging to the genus Androctonus of the family Buthidae, is the most venomous scorpion in Middle East countries. However, the venom gland transcriptome profile of A. crassicauda scorpion has not yet been studied.
Fatemeh Salabi, Hedieh Jafari
doaj   +2 more sources

A non-lethal method for studying scorpion venom gland transcriptomes, with a review of potentially suitable taxa to which it can be applied. [PDF]

open access: yesPLoS ONE, 2021
Scorpion venoms are mixtures of proteins, peptides and small molecular compounds with high specificity for ion channels and are therefore considered to be promising candidates in the venoms-to-drugs pipeline.
Freek J Vonk   +8 more
doaj   +3 more sources

Diet Diversity in Carnivorous Terebrid Snails Is Tied to the Presence and Absence of a Venom Gland [PDF]

open access: yesToxins, 2021
Predator-prey interactions are thought to play a driving role in animal evolution, especially for groups that have developed venom as their predatory strategy. However, how the diet of venomous animals influences the composition of venom arsenals remains
Juliette Gorson   +3 more
doaj   +2 more sources

Exploring the Venom Gland Transcriptome of Bothrops asper and Bothrops jararaca: De Novo Assembly and Analysis of Novel Toxic Proteins [PDF]

open access: yesToxins
Previous proteomic studies of viperid venom revealed that it is mainly composed of metalloproteinases (SVMPs), serine proteinases (SVSPs), phospholipase A2 (PLA2), and C-type lectins (CTLs).
Joseph Espín-Angulo, Doris Vela
doaj   +2 more sources

Host and venom evolution in parasitoid wasps: does independently adapting to the same host shape the evolution of the venom gland transcriptome? [PDF]

open access: yesBMC Biology
Background Venoms have repeatedly evolved over 100 occasions throughout the animal tree of life, making them excellent systems for exploring convergent evolutionary novelty.
Yi Yang   +7 more
doaj   +2 more sources

Echidna venom gland transcriptome provides insights into the evolution of monotreme venom. [PDF]

open access: yesPLoS ONE, 2013
Monotremes (echidna and platypus) are egg-laying mammals. One of their most unique characteristic is that males have venom/crural glands that are seasonally active.
Emily S W Wong   +3 more
doaj   +1 more source

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