Results 51 to 60 of about 21,898,934 (243)

A novel Sporothrix brasiliensis genomic variant in Midwestern Brazil: evidence for an older and wider sporotrichosis epidemic

open access: yesEmerging Microbes and Infections, 2020
Sporotrichosis is a subcutaneous infection caused by fungi from the genus Sporothrix. It is transmitted by inoculation of infective particles found in plant-contaminated material or diseased animals, characterizing the classic sapronotic and emerging ...
J. Eudes Filho   +26 more
semanticscholar   +1 more source

Production of mutants affected in hormone signalling to dissect defence mechanisms in Hevea brasiliensis: the case of ethylene [PDF]

open access: yes, 2012
Production of mutants by genetic transformation is one alternative to dissect the response to hormonal treatment. Ethylene is an important plant hormone involved in latex production.
Dessailly, Florence   +5 more
core  

Entomopathogenic fungi, Metarhizium anisopliae and Beauveria bassiana reduce the survival of Xenopsylla brasiliensis larvae (Siphonaptera: Pulicidae). [PDF]

open access: yes, 2012
Entomopathogenic fungi, particularly those belonging to the genera Metarhizium and Beauveria have shown great promise as arthropod vector control tools. These agents, however, have not been evaluated against flea vectors of plague.
Katakweba, Abdul A   +4 more
core   +3 more sources

Skeletal pathologies in extant crocodilians as a window into the paleopathology of fossil archosaurs

open access: yesThe Anatomical Record, EarlyView.
Abstract Crocodilians, together with birds, are the only extant relatives to many extinct archosaur groups, making them highly important for interpreting paleopathological conditions in a phylogenetic disease bracketing model. Despite this, comprehensive data on osteopathologies in crocodilians remain scarce.
Alexis Cornille   +6 more
wiley   +1 more source

Mucosal immune responses following intestinal nematode infection. [PDF]

open access: yes, 2014
In most natural environments, the large majority of mammals harbour parasitic helminths that often live as adults within the intestine for prolonged periods (1-2 years).
Else KJ   +11 more
core   +4 more sources

Coinfection of domestic felines by distinct Sporothrix brasiliensis in the Brazilian sporotrichosis hyperendemic area.

open access: yesFungal Genetics and Biology, 2020
Microbial interactions may impact patient's diagnosis, prognosis and treatment. Sporotrichosis is a hyperendemic neglected zoonosis in Brazil, caused by Sporothrix brasiliensis.
P. A. de Macêdo-Sales   +11 more
semanticscholar   +1 more source

An unusual titanosaur axis from the Upper Cretaceous of Brazil and its significance for sauropod anatomy and systematics

open access: yesThe Anatomical Record, EarlyView.
Abstract The Upper Cretaceous São José do Rio Preto Formation (Bauru Group, southeastern Brazil) has yielded a fragmentary but taxonomically diverse record of titanosaur sauropods, although elements from cervical series remain scarce. Here, we describe a nearly complete sauropod axis from the Vila Ventura Paleontological Area, representing an uncommon ...
Bruno A. Navarro   +7 more
wiley   +1 more source

The musculature and skeleton of the pelvic fin of the crocodile shark, Pseudocarcharias kamoharai (Matsubara, 1936) (Elasmobranchii: Lamniformes): Morphology and sexual dimorphism

open access: yesThe Anatomical Record, EarlyView.
This work brings new information on the sexual characteristics of the crocodile shark (Pseudocarcharias kamoharai) exploring the pelvic fin musculature, as well as the siphon sac and the musculature and skeleton of the clasper. Our paper is the first to point out clearly the sexual dimorphism related exclusively to the pelvic fin musculature in males ...
Laura F. Mianutti   +2 more
wiley   +1 more source

Preferência alimentar de Phaedon confinis Klug (Coleoptera, Chrysomelidae) frente a quatro espécies de Senecio (Asteraceae) de interesse pecuário

open access: yesEntomoBrasilis, 2014
Uma das principais causas de mortalidade em bovinos está relacionada à intoxicação por plantas de Senecio spp. (Asteraceae). Assim, alternativas para a redução dessas plantas na região sul do Brasil são necessárias a fim de diminuir as perdas na ...
Julianne Milléo   +2 more
doaj   +3 more sources

Exploring the immunology of parasitism--from surface antigens to the hygiene hypothesis [PDF]

open access: yes, 2009
Helminth immunology is a field which has changed beyond recognition in the past 30 years, transformed not only by new technologies from cDNA cloning to flow cytometry, but also conceptually as our definition of host immune pathways has matured.
Maizels, R M
core   +1 more source

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