Results 41 to 50 of about 922 (172)

Estratégia reprodutiva da aranha-marrom Loxosceles intermedia Mello-Leitão, 1934 e L. laeta (NICOLET, 1849): reserva espermática nos bulbos copulatórios [PDF]

open access: yes, 2023
Introduction: Spiders of the genus Loxosceles are characterized as primitive and haplogous whose simple reproductive apparatus is devoid of epigyne and hematodocha. The present research started from the hypothesis that the overpopulation of L. intermedia
Amaral, Vanessa de Oliveira   +1 more
core   +2 more sources

A Web of Coagulotoxicity: Failure of Antivenom to Neutralize the Destructive (Non-Clotting) Fibrinogenolytic Activity of Loxosceles and Sicarius Spider Venoms

open access: yesToxins, 2020
Envenomations are complex medical emergencies that can have a range of symptoms and sequelae. The only specific, scientifically-validated treatment for envenomation is antivenom administration, which is designed to alleviate venom effects.
Dwin Grashof   +7 more
doaj   +1 more source

Cutaneous-visceral loxoscelism due to spider bite Loxosceles laeta in children: associated factors

open access: yesRevista de Investigaciones Veterinarias del Perú, 2023
El objetivo del estudio fue determinar los factores asociados al loxoscelismo cutáneo-visceral en niños por mordedura de araña Loxosceles laeta. La investigación fue retrospectiva, observacional y longitudinal. La muestra correspondió a todos los pacientes menores de 20 años de edad atendidos en el Instituto Nacional de Salud del Niño (n=74), que ...
Juárez S., Rosa   +2 more
openaire   +1 more source

Specificity of Loxosceles α clade phospholipase D enzymes for choline-containing lipids: Role of a conserved aromatic cage.

open access: yesPLoS Computational Biology, 2022
Spider venom GDPD-like phospholipases D (SicTox) have been identified to be one of the major toxins in recluse spider venom. They are divided into two major clades: the α clade and the β clade.
Emmanuel E Moutoussamy   +7 more
doaj   +1 more source

Arthropods of forestry and medical-veterinary importance in the Limarí basin (Coquimbo region, Chile) [PDF]

open access: yes, 2019
The Limarí River valley, located in the Coquimbo Region of Chile, is an important area for agricultural production that pertains to the transverse valleys ecoregion, known as Norte Chico.
Alfaro, Fermín M.   +4 more
core   +2 more sources

Targeting Loxosceles spider Sphingomyelinase D with small-molecule inhibitors as a potential therapeutic approach for loxoscelism

open access: yesJournal of Enzyme Inhibition and Medicinal Chemistry, 2019
Loxosceles spiders’ venoms consist of a mixture of proteins, including the sphingomyelinases D (SMases D), which are the main toxic components responsible for local and systemic effects in human envenomation.
Priscila Hess Lopes   +5 more
doaj   +1 more source

Loxoscelismo en Chile: estudios epidemiológicos, clínicos y experimentales Loxoscelism in Chile: epidemiological, clinical and experimental studies

open access: yesRevista do Instituto de Medicina Tropical de São Paulo, 1989
Se presenta un enfoque panorámico de estudios epidemiológicos, clínicos y experimentales referentes a Loxosceles laeta y loxoscelismo efectuados en 1955-1988 en Santiago, Chile. Se estudiaron 216 casos de loxoscelismo.
Hugo Schenone   +3 more
doaj   +1 more source

Antivenoms for the treatment of spider envenomation [PDF]

open access: yes, 2003
There are several groups of medically important araneomorph and mygalomorph spiders responsible for serious systemic envenomation. These include spiders from the genus Latrodectus (family Theridiidae), Phoneutria (family Ctenidae) and the subfamily ...
Graudins, A, Nicholson, GM
core   +1 more source

Mordedura por Loxosceles Laeta (Araña violinista)

open access: yesLux Médica, 2011
De las más de 30 000 especies de araña conocidas, sólo unas 100 se defienden de manera agresiva y presentan colmillos suficientemente largos como para atravesar la piel humana. El veneno que utilizan las arañas para inmovilizar y digerir a sus presas puede producir necrosis de la piel y toxicidad generalizada.
openaire   +2 more sources

Evaluation of mesenchymal cells and dapsone for the treatment of dermonecrotic wounds caused by Loxosceles laeta venom in rabbits

open access: yesCiência Animal Brasileira, 2022
This study aimed to evaluate the efficacy of mesenchymal stem cells (MSC), alone or associated with dapsone (DAP), in treating dermonecrotic wounds caused by Loxosceles laeta venom. Twenty-five male rabbits were distributed into five groups.
Guilherme de Caro Martins   +10 more
doaj  

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