Results 51 to 60 of about 3,454 (154)

Necrotic skin lesion in a dog attributed to Loxosceles (brown spider) bite: a case report

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases, 2009
Envenomations caused by Loxosceles (brown spider) have been reported throughout the world. Clinical signs associated to bites of these spiders involve dermonecrotic lesions and intense local inflammatory response, besides systemic manifestations such as ...
LHA Machado   +7 more
doaj   +1 more source

The impact of invasive alien species on threatened and endangered species: A geographic perspective

open access: yesWildlife Society Bulletin, Volume 48, Issue 4, December 2024.
To help guide recovery efforts, we document how invasive alien species (IAS) impact threatened and endangered species (T&ES) under the Endangered Species Act. Our research shows that 58% of T&ES (n = 1,545) were impacted by IAS, with Pacific Island species (97%) facing greater threats from IAS compared to Mainland (38%) and Atlantic Island species (22%)
Aaron M. Haines   +12 more
wiley   +1 more source

Discovery of broadly‐neutralizing antibodies against brown recluse spider and Gadim scorpion sphingomyelinases using consensus toxins as antigens

open access: yesProtein Science, Volume 33, Issue 3, March 2024.
Abstract Broadly‐neutralizing monoclonal antibodies are becoming increasingly important tools for treating infectious diseases and animal envenomings. However, designing and developing broadly‐neutralizing antibodies can be cumbersome using traditional low‐throughput iterative protein engineering methods. Here, we present a new high‐throughput approach
Esperanza Rivera‐de‐Torre   +5 more
wiley   +1 more source

Loxosceles spider bites in the state of Paraná, Brazil: 1993-2000

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases, 2006
This study presents the epidemiological analysis of 20,699 reported spider bites involving the Loxosceles genus in the state of Paraná, Brazil, from 1993 to 2000. The incidence rate in the period was 290.24/100,000 inhabitants.
E. Marques-da-Silva   +3 more
doaj   +1 more source

Recombinant Protein Containing B-Cell Epitopes of Different Loxosceles Spider Toxins Generates Neutralizing Antibodies in Immunized Rabbits

open access: yesFrontiers in Immunology, 2018
Loxoscelism is the most important form of araneism in South America. The treatment of these accidents uses heterologous antivenoms obtained from immunization of production animals with crude loxoscelic venom.
Sabrina de Almeida Lima   +12 more
doaj   +1 more source

Phospholipase D toxins of brown spider venom convert lysophosphatidylcholine and sphingomyelin to cyclic phosphates. [PDF]

open access: yesPLoS ONE, 2013
Venoms of brown spiders in the genus Loxosceles contain phospholipase D enzyme toxins that can cause severe dermonecrosis and even death in humans.
Daniel M Lajoie   +5 more
doaj   +1 more source

Pyoderma gangrenosum and spider bites: a case series

open access: yes
JDDG: Journal der Deutschen Dermatologischen Gesellschaft, Volume 23, Issue 8, Page 997-999, August 2025.
Luca Rapparini   +6 more
wiley   +1 more source

Acute generalized exanthematous pustulosis associated with spider bite [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2016
: Acute generalized exanthematous pustulosis (AGEP) is an acute febrile rash, usually induced by drugs, which recently has been linked to spider bite. We report a case of a male patient, 48 years old, with an erythematous rash accompanied by fever and ...
Laura de Mattos Milman   +6 more
doaj   +1 more source

Loxosceles niedeguidonae (Araneae, Sicariidae) a new species of brown spider from Brazilian semi-arid region

open access: yesZooKeys, 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

Design and Production of a Recombinant Hybrid Toxin to Raise Protective Antibodies against Loxosceles Spider Venom

open access: yesToxins, 2019
Human accidents with spiders of the genus Loxosceles are an important health problem affecting thousands of people worldwide. Patients evolve to severe local injuries and, in many cases, to systemic disturbances as acute renal failure, in which cases ...
Paula A. L. Calabria   +6 more
doaj   +1 more source

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