Results 41 to 50 of about 265 (135)

A new species of Loxosceles (Araneae, Sicariidae) from Tunisia

open access: yesZooKeys, 2009
A new species of the spider genus Loxosceles, L. mrazig sp. n., found in Tunisia is described and illustrated. The male bulb shows a high degree of morphological similarity to that of L.
Carles Ribera, Enric Planas
doaj   +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

Starvation Longevity Of Loxosceles laeta (Nicolet) (Araneae)

open access: yes, 1980
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

Biochemical and immunological characteristics of Peruvian Loxosceles laeta spider venom: Neutralization of its toxic effects by anti-loxoscelic antivenoms

open access: yesToxicon, 2013
This manuscript describes the general biochemical properties and immunological characteristics of Peruvian spider Loxosceles laeta venom (PLlv), which is responsible for the largest number of accidents involving venomous animals in Peru. In this work, we observed that the venom of this spider is more lethal to mice when compared with L.
Guimarães, G.   +16 more
openaire   +2 more sources

Dimorfismo sexual y morfología funcional de las extremidades de Loxosceles laeta (Nicolet, 1849)

open access: yesGayana, 2016
Las relaciones alométricas entre rasgos morfológicos aportan evidencia de las fuerzas evolutivas que actúan sobre un rasgo particular. Las arañas que viven a ras de suelo son menos dimórficas que las que construyen telas, lo que ha sido atribuido a sus ...
Mauricio Canals   +3 more
doaj   +1 more source

Adaptation of the spiders to the environment: the case of some Chilean species

open access: yesFrontiers in Physiology, 2015
Spiders are small arthropods that have colonized terrestrial environments. These impose three main problems: i) terrestrial habitats have large fluctuations in temperature and humidity; ii) the internal concentration of water is higher than the external ...
Mauricio eCanals   +2 more
doaj   +1 more source

[Hemolysis induced by Loxosceles laeta venom. In vitro experience].

open access: yesRevista medica de Chile, 1993
To study the effects of loxosceles laeta venom on red blood cells and the possible factors involved in hemolysis during arachnidism, in vitro models were designed to measure the role of loxosceles venom, calcium, complement and antibodies in the mechanism of red blood cell destruction.
M, Bravo   +4 more
openaire   +1 more source

Tetracycline and penicillin resistant Clostridium perfringens isolated from the fangs and venom glands of Loxosceles laeta: Its implications in loxoscelism treatment

open access: yesToxicon, 2010
The venom of Loxosceles spiders produces severe dermonecrotic damage, intravascular hemolysis, systemic alterations and risk of death. Clostridium perfringens is present in the microbial flora of the fangs and venom glands of Loxosceles intermedia. Its inoculation with the venom may infect the wound site and exacerbate the dermonecrotic damage.
SAGUA-FRANCO, HERNAN   +5 more
openaire   +4 more sources

[Effectiveness of a repellent paint against the spider Loxosceles laeta].

open access: yesRevista medica de Chile, 2010
Loxoscelism is a severe reaction to the bite of the spider Loxosceles laeta. In recent years, a paint with repellent properties has been promoted in the commerce. However, there are no reports of experiments evaluating its effectiveness.To evaluate experimentally the repellent properties of a paint against Loxosceles laeta.Males, females and nymphs of ...
Alejandro, Catalán   +5 more
openaire   +1 more source

Enfermedades por artrópodos: Ectoparásitos y loxoscelismo

open access: yesActa Médica Peruana, 2005
Se presenta una revisión en aspectos clínicos y epidemiológicos de los principales ectoparásitos, piojos (pediculosis), moscas (miasis), pulgas (pulicosis y tungiasis), chinches (címicosis), acarosis (sarna o escabiosis), picadura de abejas, avispas y ...
Ciro Maguiña-Vargas   +8 more
doaj  

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