Results: 1749

Reports of new wing color polymorphism and taxonomic information to cercopids (Auchenorrhyncha: Cercopidae) from upland rice crop, Pará State, Brazil

Braz. j. biol; 78 (4), 2018
Abstract Cercopidae is one of the largest families of the spittlebug superfamily Cercopoidea. Most spittlebugs species are characterized by bright color patterns. Thus, this study evaluated for the first time the Cercopidae species collected in rice crops, Novo Progresso, Pará state, Brazil. Insects wer...

New records of Helminths in Reptiles from five states of Brazil

Braz. j. biol; 78 (4), 2018
Abstract Forty five specimens representing nine species of reptile (Salvator merianae, Enyalius bilineatus, Amphisbaena alba, Xenopholis undulatus, Chironius fuscus, Helicops angulatus, Chironius flavolineatus, Erythrolamprus viridis and Crotalus durissus) collected in five Brazilian states were examined...

Epidemiological aspects of human and canine visceral leishmaniasis in State of Alagoas, Northeast, Brazil

Braz. j. biol; 78 (4), 2018
Abstract Zoonotic visceral leishmaniasis (ZVL), caused by protozoans of the genus Leishmania, it is a worldwide of great importance disease. In the northeast region of Brazil, the state of Alagoas has an endemic status for ZVL. Thus, this work aimed to analyze the epidemiological situation of human and c...

Histopathology of Andean Potato (Solanum tuberosum Andigenum group) varieties parasitized by the false root-knot nematode, Nacobbus aberrans

Braz. j. biol; 78 (4), 2018
Abstract Landraces of the Solanum tuberosum Andigenum group are abundant and diverse. They are a valuable genetic resource possessing resistance to pests, diseases, and environmental stresses. In the Andean region, populations of the false root-knot nematode Nacobbus aberrans became specialized to infect...

Cross-sectional epidemiological investigations of Giardia lamblia in children in Pakistan

Säo Paulo med. j; 136 (5), 2018
ABSTRACT BACKGROUND: The prevalence of Giardia lamblia in Pakistani children is currently unknown. The aim here was to evaluate the prevalence and risk factors of Giardia lamblia in children exhibiting diarrhea. DESIGN AND SETTING: Cross-sectional study at different district healthcare hospitals in P...

Infección severa por Strongyloides stercoralis en líquido ascítico

La estrongiloidiosis es una infección cuyos agentes responsables son Strongyloides stercoralis y S. fuelleborni. Estos nematodos son de localización intestinal, el factor de riesgo principal es el andar descalzo en lugares contaminados con las larvas filariformes. El estudio presenta a un paciente var...

Snail transmitters of schistosomiasis and other mollusks of medical and economic importance at the simplício queda única hydroelectric plant, southeast Brazil

Abstract INTRODUCTION This paper presents the results of an extensive survey of freshwater mollusks in the Simplício Queda Única Hydroelectric Development area, Southeast Brazil. METHODS Mollusks were collected between 2008 and 2013. All specimens were examined for the presence of larval trematodes...

The first Acanthamoeba keratitis case in the Midwest region of Brazil: diagnosis, genotyping of the parasite and disease outcome

Abstract We report an Acanthamoeba keratitis case associated with the use of contact lens in a 28-year-old female from Brasília, Brazil. Samples from corneal scraping and contact lens case were used for culture establishment, PCR amplification, and partial sequencing (fragments of ~400kb) of small subun...

Breakfast, lunch, and dinner sign: a hallmark of flea and bedbug bites

An. bras. dermatol; 93 (5), 2018
Abstract: Human, dog, and cat fleas, as well as bedbugs, feed by biting their victims, causing acute prurigo, which is aggravated in sensitized victims (papular urticaria). The lesions appear in the classic "breakfast, lunch, and dinner" pattern. There are two main explanations: the parasites "map" the s...

Wound myiasis: the role of entodermoscopy

An. bras. dermatol; 93 (5), 2018
Abstract: Although wound or traumatic myiasis is common in tropical countries, only recently cases associated with underlying dermatoses, such as seborrheic dermatitis and psoriasis, have been reported. We describe a patient with seborrheic dermatitis and an ulcerated lesion on the scalp, in which the de...