Results 11 to 20 of about 210,415 (275)

Derivation of snake venom gland organoids for in vitro venom production [PDF]

open access: yesNature Protocols, 2021
More than 400,000 people each year suffer adverse effects following bites from venomous snakes. However, snake venom is also a rich source of bioactive molecules with known or potential therapeutic applications. Manually 'milking' snakes is the most common method to obtain venom.
Jens Puschhof   +8 more
openaire   +8 more sources

Functional structure of Agelena labyrinthica's (Araneae:Agelenidae) venom gland and electrophoresis of venom

open access: yesToxicon, 2006
The funnel-web spider, Agelena labyrinthica, is widely distributed throughout Turkey. The objective of the present study was to describe the histological and functional fine structure of A. labyrinthica's venom gland by using light microscope, scanning (SEM) and transmission electron microscope (TEM).
Yiğit, Nazife, Güven, Turan
openaire   +5 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

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

Differential toxicity and venom gland gene expression in Centruroides vittatus. [PDF]

open access: yesPLoS ONE, 2017
Variation in venom toxicity and composition exists in many species. In this study, venom potency and venom gland gene expression was evaluated in Centruroides vittatus, size class I-II (immature) and size class IV (adults/penultimate instars) size ...
Thomas McElroy   +5 more
doaj   +3 more sources

Transcriptomic Analysis of the Spider Venom Gland Reveals Venom Diversity and Species Consanguinity [PDF]

open access: yesToxins, 2019
Selenocosmia jiafu (S. jiafu) has been recently identified as a new species of spider in China. It lives in the same habitat as various other venomous spiders, including Chilobrachys jingzhao (C. jingzhao), Selenocosmia huwena (S. huwena), and Macrothele raveni (M. raveni).
Xi Zhou, Zhonghua Liu
exaly   +4 more sources

The Predatory Stink Bug Arma custos (Hemiptera: Pentatomidae) Produces a Complex Proteinaceous Venom to Overcome Caterpillar Prey

open access: yesBiology, 2023
Predatory stink bugs capture prey by injecting salivary venom from their venom glands using specialized stylets. Understanding venom function has been impeded by a scarcity of knowledge of their venom composition.
Yuli Qu   +4 more
doaj   +1 more source

A symmetry or asymmetry: Functional and compositional comparison of venom from the left and right glands of the Indochinese spitting cobra (Naja siamensis)

open access: yesToxicon: X, 2020
Contralaterally positioned maxillary (upper jaw) venom glands in snakes are mechanically independent, being able to discharge venom from either gland separately.
Richard J. Harris   +5 more
doaj   +1 more source

Genomic and transcriptomic analyses support a silk gland origin of spider venom glands

open access: yesBMC Biology, 2023
Background Spiders comprise a hyperdiverse lineage of predators with venom systems, yet the origin of functionally novel spider venom glands remains unclear.
Bingyue Zhu   +5 more
doaj   +1 more source

Morphology and Ultrastructure of the Female Reproductive Apparatus of an Asexual Strain of the Endoparasitoid Meteorus pulchricornis (Wesmael) (Hymenoptera, Braconidae)

open access: yesBiology, 2023
Meteorus pulchricornis (Wesmael) is a solitary endoparasitoid of lepidopteran pests and a good candidate for the control of Spodoptera frugiperda. To elucidate the structure of the female reproductive apparatus, which may play a role in facilitating ...
Yusi Chen   +4 more
doaj   +1 more source

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