Results 61 to 70 of about 22,720 (280)

Inside the head of Crotalus durissus LINNAEUS, 1758 (Serpentes, Viperidae, Crotalinae): Macroscopic description of the brain with ontogenetic insights

open access: yesThe Anatomical Record, EarlyView.
Abstract Neuroanatomy studies in vertebrates have garnered significant attention in recent years, particularly driven by advancements in computerized tomography imaging techniques. Nonetheless, these advancements remain largely constrained to specific vertebrate groups, notably mammals, birds, and fish, leaving studies in reptiles at an incipient stage.
Giordanna Issa Lucas, Angele Martins
wiley   +1 more source

Engineering the Rod of Asclepius – A Biochemical Investigation of Snake Venom Components and their Application as Potential Cancer Treatments [PDF]

open access: yes, 2019
In the wild, venom is crucial to many snakes’ success as predators. While antivenin research focuses on combatting venoms’ abilities to disrupt physiological processes, new studies are attempting to manipulate these same abilities into anticancer ...
Pena, Noel
core   +1 more source

Vintage venoms: proteomic and pharmacological stability of snake venoms stored for up to eight decades [PDF]

open access: yes, 2014
For over a century, venom samples from wild snakes have been collected and stored around the world. However, the quality of storage conditions for "vintage" venoms has rarely been assessed.
Addis   +63 more
core   +1 more source

Snake Robot Gait Decomposition and Gait Parameter Optimization [PDF]

open access: yesarXiv, 2021
This paper proposes Gait Decomposition (G.D), a method of mathematically decomposing snake movements, and Gait Parameter Gradient (GPG), a method of optimizing decomposed gait parameters. G.D is a method that can express the snake gait mathematically and concisely from generating movement using the curve function to the motor control order when ...
arxiv  

Sharpening our understanding of saber‐tooth biomechanics

open access: yesThe Anatomical Record, EarlyView.
Abstract Saber‐teeth are a striking example of convergent evolution in vertebrate predators, having evolved multiple times in mammals and their early ancestors. While there is broad consensus that saber‐toothed taxa employed a distinct biting strategy compared to conical‐toothed carnivores, like the lion, the precise mechanics and variability of this ...
Tahlia Pollock, Philip S. L. Anderson
wiley   +1 more source

Angiotensin-degrading serine peptidase: A new chymotrypsin-like activity in the venom of Bothrops jararaca partially blocked by the commercial antivenom [PDF]

open access: yes, 2012
Snakebite envenomation is considered a highly relevant public health hazard in South America, having an impact in terms of mortality and morbidity.
Carvalho, Daniela Cajado   +6 more
core   +2 more sources

Coral snake venoms: mode of action and pathophysiology of experimental envenomation

open access: yesRevista do Instituto de Medicina Tropical de São Paulo, 1987
Coral snakes, the New World Elapidae, are included in the genera Micniroides and Micrurus. The genus Mlcrurus comprises nearly all coral snake species and those which are responsible for human snake-bite accidents.
Oswald Vital Brazil
doaj   +1 more source

High throughput screening and identification of coagulopathic snake venom proteins and peptides using nanofractionation and proteomics approaches.

open access: yesPLoS Neglected Tropical Diseases, 2020
Snakebite is a neglected tropical disease that results in a variety of systemic and local pathologies in envenomed victims and is responsible for around 138,000 deaths every year.
Julien Slagboom   +7 more
doaj   +1 more source

Evaluation of Antifungal Activity of Naja pallida and Naja mossambica Venoms against Three Candida Species

open access: yesToxins, 2020
In contrast to comprehensively investigated antibacterial activity of snake venoms, namely crude venoms and their selected components, little is known about antifungal properties of elapid snake venoms. In the present study, the proteome of two venoms of
Ewelina Kuna   +7 more
doaj   +1 more source

Some algebraic invariants of the edge ideals of some $q$-fold bristled graphs [PDF]

open access: yesarXiv, 2023
In this paper, we compute the exact values of regularity of the quotient rings of the edge ideals associated to multi triangular snake and multi triangular ouroboros snake graphs. Also we compute the exact values of depth, Stanley depth, regularity and projective dimension of the quotient rings of the edge ideals associated to $q$-fold bristled graphs ...
arxiv  

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