Results 51 to 60 of about 995 (162)

Fibrogenesis and collagen resorption in the heart and skeletal muscle of Calomys callosus experimentally infected with Trypanosoma cruzi: immunohistochemical identification of extracellular matrix components

open access: yesMemorias do Instituto Oswaldo Cruz, 2002
Intense inflammatory lesions and early development of interstitial fibrosis of the myocardium and skeletal muscle with spontaneous regression, have been described in Calomys callosus infected with Trypanosoma cruzi.
Isis F Magalhães-Santos   +2 more
doaj   +1 more source

Hantavirus Infection in Humans and Rodents, Northwestern Argentina [PDF]

open access: yes, 2003
We initiated a study to elucidate the ecology and epidemiology of hantavirus infections in northern Argentina. The northwestern hantavirus pulmonary syndrome (HPS)–endemic area of Argentina comprises Salta and Jujuy Provinces.
Calderon   +22 more
core   +2 more sources

Organization of the innervation of the oesophagus and stomach in chinchilla (Chinchilla laniger, Molina) [PDF]

open access: yes, 2013
 Using the histochemical and histological techniques the morphology and topography of the autonomic plexuses of the oesophagus and stomach in chinchilla (Chinchilla laniger) was investigated.
Nowak, Elżbieta
core   +2 more sources

Morphological aspects of the myocarditis and myositis in Calomys callosus experimentally infected with Trypanosoma cruzi: fibrogenesis and spontaneous regression of fibrosis

open access: yesMemorias do Instituto Oswaldo Cruz, 1994
Calomys callosus a wild rodent, is a natural host of Trypanosoma cruzi. Twelve C. callosus were infected with 10(5) trypomastigotes of the F strain (a myotropic strain) of T. cruzi. Parasitemia decreased on the 21 st day becoming negative around the 40th
Sonia G. Andrade   +3 more
doaj   +1 more source

Sigmodontines (rodentia: cricetidae) from the pleistocene-holocene boundary o fthe tafí valley (tucumán, argentina): taxonomy, taphonomy and paleoenvironmental significance [PDF]

open access: yes, 2007
A fossilsample of sigmodontine rodents from Tafí del Valle, Tucumán, Argentina (26º 51´ 43´´ S, 65º 43´ 06´´ W, 2007 m) was studied. A radiocarbon datation on bone fragments indicates that the sample can be referred to the Pleistocene-Holocene boundary ...
Jayat, Jorge Pablo, Ortiz, Pablo Edmundo
core  

Mammalia, Didelphimorphia, Chiroptera, and Rodentia, Parque Nacional Chaco and Capitán Solari, Chaco province, Argentina [PDF]

open access: yes, 2009
We studied the small mammal assemblage (bats, marsupials and rodents) of Parque Nacional Chaco and Capitán Solari (Chaco Province, Argentina) based on captures and analysis of owl pellets. Twenty-one species were recorded during a brief survey, including
Fracassi, Natalia Gabriela   +3 more
core   +2 more sources

Participation of cytokines in the necrotic-inflammatory lesions in the heart and skeletal muscles of Calomys callosus infected with Trypanosoma cruzi

open access: yesMemorias do Instituto Oswaldo Cruz, 2005
Calomys callosus, a sylvatic reservoir of Trypanosoma cruzi, when infected with the Colombian strain (Biodeme Type III, T. cruzi I ) develops necrotic-inflammatory lesions and intense early fibrogenesis in the heart and skeletal muscles, that ...
Isis F Magalhães-Santos   +1 more
doaj   +1 more source

Calomys callosus: an alternative model to study fibrosis in Schistosomiasis mansoni: the pathology of the acute phase

open access: yesMemorias do Instituto Oswaldo Cruz, 1995
Twenty Calomys callosus, Rengger, 1830 (Rodentia-Cricetidae) were studied in the early stage of the acute schistosomal mansoni infection (42nd day). The same number of Swiss Webster mice were used as a comparative standard. Liver and intestinal sections,
J. A. Lenzi   +4 more
doaj   +1 more source

Genetics and phylogeny of genus Coilia in China based on AFLP markers [PDF]

open access: yes, 2010
The taxonomy of Coilia has been extensively studied in China, and yet phylogenetic relationships among component taxa remain controversial. We used a PCR-based fingerprinting technique, amplified fragment length polymorphism (AFLP) to characterize and ...
Gao Tianxiang   +6 more
core   +1 more source

Azithromycin Inhibits Vertical Transmission of Toxoplasma gondii in Calomys callosus (Rodentia: Cricetidae)

open access: yesPlacenta, 2009
Toxoplasma gondii infection during pregnancy may cause severe consequences to the embryo. Current toxoplasmosis treatment for pregnant women is based on the administration of spiramycin or a drug combination as sulphadiazine-pyrimethamine-folinic acid (SPFA) in cases of confirmed fetal infection.
I N, Costa   +11 more
openaire   +2 more sources

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