Results 1 to 10 of about 5,520 (247)

Latrodectus envenomation in Ethiopia [PDF]

International Journal of Emergency Medicine
Black widows, one of the few spiders that can sting humans with poison, are members of the spider genus Latrodectus and are well-known for the extraordinary potency of their neurotoxic venom.
Shimelis Korbu, Mosisa Olika, Getu Alemayehu   +2 more
doaj   +5 more sources

Phylogenetic analyses and description of a new species of black widow spider of the genus Latrodectus Walckenaer (Araneae, Theridiidae) from Mexico; one or more species?

European Journal of Taxonomy, 2023
A new species of the spider genus Latrodectus Walckenaer, 1805 from Mexico is described based on an integrative taxonomic approach. Latrodectus occidentalis Valdez-Mondragón sp. nov.
Alejandro Valdez-Mondragón, Luis A. Cabrera-Espinosa   +1 more
doaj   +3 more sources

Black widow spider (Latrodectus renivulatus) envenomation in children in Saudi Arabia: a case series

Toxicology Communications, 2023
Black widow spider (Latrodectus renivulatus) envenomation is a toxicological emergency affecting Middle Eastern countries. Young children may experience greater morbidity due to their small size relative to the amount of venom delivered. We describe four
Musa S. Alfaifi, Bader Alyahya, Ibrahim AlHelali, Lujaine Mushabab Al-Murayeh, Ibrahim Al-Benhassan, Hesham M. Gamal, Mohamed Elbarbary, Hadi Al-Ali   +7 more
doaj   +2 more sources

Widow spiders in the New World: a review on Latrodectus Walckenaer, 1805 (Theridiidae) and latrodectism in the Americas

Journal of Venomous Animals and Toxins including Tropical Diseases, 2021
Humankind has always been fascinated by venomous animals, as their toxic substances have transformed them into symbols of power and mystery. Over the centuries, researchers have been trying to understand animal venoms, unveiling intricate mixtures of ...
Marjolly Brigido Caruso, Pedro Santana Sales Lauria, Claudio Maurício Vieira de Souza, Luciana Lyra Casais-e-Silva, Russolina Benedeta Zingali   +4 more
doaj   +2 more sources

Cardiomyopathy Following Latrodectus Envenomation

Western Journal of Emergency Medicine, 2010
Latrodectus envenomations are common throughout the United States and the world. While many envenomations can result in catecholamine release with resultant hypertension and tachycardia, myocarditis is very rare. We describe a case of a 22- year-old male
Levine, Michael, Canning, Joshua, Chase, Robyn, Ruha, Anne-Michelle   +3 more
doaj   +3 more sources

Alternative mating tactics in brown widow spiders: mating with or without male self-sacrifice does not affect the copulatory mechanism [PDF]

Frontiers in Zoology
Background Male self-sacrifice during mating is one of the most extreme forms of male reproductive investment. In two species of widow spiders (genus Latrodectus), males trigger sexual cannibalism by “somersaulting” into the fangs of the female after ...
Lenka Sentenská, Dante Poy, Maydianne C. B. Andrade, Gabriele B. Uhl   +3 more
doaj   +2 more sources

Discovery of a Recombinant Human Monoclonal Immunoglobulin G Antibody Against α-Latrotoxin From the Mediterranean Black Widow Spider (Latrodectus tredecimguttatus)

Frontiers in Immunology, 2020
Widow spiders are among the few spider species worldwide that can cause serious envenoming in humans. The clinical syndrome resulting from Latrodectus spp.
Sofie Føns, Line Ledsgaard, Maxim V Nikolaev   +2 more
exaly   +3 more sources

Human antibodies neutralizing the alpha-latrotoxin of the European black widow [PDF]

Frontiers in Immunology
Poisoning by widow-spider (genus Latrodectus) bites occurs worldwide. The illness, termed latrodectism, can cause severe and persistent pain and can lead to muscle rigidity, respiratory complications, and cardiac problems. It is a global health challenge
Maximilian Ruschig, Jana Nerlich, Marlies Becker, Doris Meier, Saskia Polten, Karla Cervantes-Luevano, Philipp Kuhn, Alexei Fedorovish Licea-Navarro, Stefan Hallermann, Stefan Dübel, Maren Schubert, Jeffrey Brown, Michael Hust   +12 more
doaj   +2 more sources

First Records of Black Widow Spider Latrodectus Walckenaer (Araneae: Theridiidae) in Oman

EntomoBrasilis, 2022
The present communication deals with a faunistic study on two species of Latrodectus Walckenaer with medically important issues from Oman. Several specimens of Latrodectus have been collected at various localities in Sultanate of Oman.
Ali Al-Jahdhami, Ali Al-Raeesi, Said Al-Rashdi   +2 more
doaj   +1 more source

New Data on Latrodectus tredecimguttatus Rossi, 1790, the Medically Important Spider Species (Araneae: Theridiidae) from Iran [PDF]

Archives of Razi Institute, 2021
Spiders are one of the most important orders of Arachnida comprising more than 48,000 species in the world. Except for families Uloboridae and Holarchaeidae, all others are classified as the venomous spider.
M Mohammadi Bavani, S Shafaie, A. R Chavshin, F Dabiri, M Badakhshan, A Naghian, R Entezar Mahdi, S. J Seyyed-Zadeh, J Rafinejad, Sh Saeedi, P Rasegh   +10 more
doaj   +1 more source