Results 81 to 90 of about 4,688 (211)
Alien spiders: First record of Loxosceles gaucho Gertsch, 1967 (Araneae: Sicariidae) in the Amazon region, Brazil [PDF]
Papéis Avulsos de ZoologiaWe present the first record for Loxosceles gaucho Gertsch, 1967 in the Amazonian region of Brazil. Four males, fifteen females and forty-nine immatures were collected in different places in Manaus, Amazonas, Brazil.
Marlus Queiroz Almeida +5 more
doaj +2 more sources
, 2022 Loxoscelism is a serious health issue in the South America. In Brazil three species are involved in the highest notified cases: Loxoceles intermedia, Loxosceles laeta and Loxosceles gaucho.
Tamara Gabriela Fernandes Costa
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Toxins, 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
, 2015 A survey was done of the environments and substrata occupied by Loxosceles intermedia Mello-Leitão, 1934 and Loxosceles laeta (Nicolet, 1849) (Araneae: Sicariidae) in urban woods and anthropic constructions in Curitiba.
Fischer M.L., Vasconcellos-Neto J.
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Loxosceles parramae Newlands 1981
, 2017 Loxosceles parramae Newlands, 1981 (FIGS 10, 29) Loxosceles parrami Newlands, 1981: 358, f. 1–3; 1986: 66, f. 33, 37–39. Loxosceles parramae — Lotz, 2012: 26. Specimens studied.
Lotz, L. N.
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Loxosceles deserta Spider Venom Induces the Expression of Vascular Endothelial Growth Factor (VEGF) in Keratinocytes [PDF]
, 2000 Evenomation by arachnids of the genus Loxosceles frequently results in disfiguring necrotic skin lesions. The cellular and molecular mechanisms which contribute to lesion development are incompletely defined but appear to involve participation of several
Warren, Jeffrey S. +2 more
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Envenomation by Loxosceles reclusa
, 1979 Envenomation by the brown recluse spider, Loxosceles reclusa, may result in a dermonecrosis which can be accompanied by systemic manifestations, including hemolytic anemia.
Norment, B. R., Foil, L. D.
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ZooKeys, 2012 A new species of recluse spider, Loxosceles niedeguidonae sp. n., is described from the Parque Nacional Serra da Capivara, State of Piauí, Brazil. This is the first endemic species described from Brazilian semi-arid environment.
Rute Gonçclves-de-Andrade +3 more
doaj +1 more source
Study of anti-loxosceles serum action on hemolytic and ulcero-necrotic cutaneous effects of Loxosceles laeta venom Estudio de la acción del suero antiloxoscélico sobre los efectos hemolíticos y ulcero-necróticos cutáneos producidos por el veneno de la ara [PDF]
, 1994 The action of an anti-loxosceles serum on in vitro human red blood cell hemolysis and on the development of ulcero-necrotic lesions in rabbit skin, induced by loxosceles laeta venom, was studied.
Bravo, Roberto +3 more
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, 2017 FIGURE 4. Loxosceles persica n. sp. (holotype), A–B vulva, ventral and dorsal views; C prosoma of female, dorsal view; D– G right palp of male (paratype LX2512), dorsal, prolateral, apical and retrolateral views.
Ribera, Carles
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