Buscar
Mostrando ítems 2981-2990 de 6125
Large amplitude oscillations for a class of symmetric polynomial differential systems in R³
(Academia Brasileira de Ciências, 2007-12-01)
Neste trabalho estudamos uma classe de campos vetoriais polinomiais com simetria, definidos no R³ e dependendo de um parâmetro real épsilon, que possui um conjunto de retas invariantes paralelas que tendem para dois pontos ...
Mechanisms for consideration for intervention in the development of organophosphorus-induced delayed neuropathy
(Elsevier B.V., 2012-09-30)
Organophosphorus-induced delayed neuropathy (OPIDN) is a neurodegenerative disorder characterised by ataxia progressing to paralysis with concomitant central and peripheral distal axonopathy. Symptoms of OPIDN in people ...
Oligodendroglioma cístico e positividade das reações para cisticercose relato de caso
(Academia Brasileira de Neurologia (ABNEURO), 1992-06-01)
São poucos os estudos sobre gliomas «low-grade». Os oligodendrogliomas representam de 1,3 a 10% dos tumores intracerebrais. A neurocisticercose é uma das mais graves parasitoses do SNC, com evidente polimorfismo clínico e ...
Selecting appropriate bedding to reduce locomotion problems in broilers
(Fundação APINCO de Ciência e Tecnologia Avícolas, 2010-09-01)
Two experiments were carried out at the Poultry Sector of the School of Agrarian Sciences of the Federal University of Grande Dourados to evaluate the incidence of leg problems in broilers reared on two distinct types of ...
Insuficiência renal aguda. Estudo do quadro clínico e prognóstico.
(1996-04-01)
Acute renal failure (ARF) is a frequent complication in hospitalized patients, and is strongly related to increase of mortality. PURPOSE: To analyze the clinical outcome and the prognostic factors in hospital acquired AFR. ...
Alterações histológicas de glândulas submandibulares e testículos induzidas por dietas à base de soja e dieta zinco deficiente em ratos.
(1995-09-01)
The purpose of this study was to examine in rats the histologic alterations of the submandibular glands and testicles induced by soy diets and zinc deficient diet. The zinc deficiency produced testicles alterations including ...
Efeito da ciclofosfamida sobre o desenvolvimento de germes dentais de molares transplantados para a câmara anterior do olho de camundongos.
(1990-12-01)
Mice foetus were killed between 13 and 16 days of the gestational period and their molar tooth germs grafted into the anterior chamber of the eye. The hosts were injected either with 6.25 mg/Kg or with 125 mg/Kg of ...
Mating influence in the ovary differentiation in adult queens of Apis mellifera L. (Hymenoptera, Apidae)
(2002-12-01)
The present results show that in the ovarioles of a newly emerged (0 day) queen of A. mellifera only two regions may be distinguished: a proximal, short germarium and a very long distal, terminal filament. As the queen ...
Ultrastructural and Cytochemical Aspects of Metamorphosis in the Midgut of Apis mellifera L. (Hymenoptera: Apidae: Apinae)
(2003-09-01)
The midgut of Apis mellifera is remodeled during metamorphosis. The epithelium and, to a lesser extent, the muscular sheath degenerate between the end of the last larval instar and the onset of pupation (prepupa).The larval ...
Demodicose bovina no estado da Paraíba
(2004-07-01)
Cases of bovine demodicosis caused by Demodex bovis were reported in a Sindhi herd from December 1989 to January 1992. Both localized and generalized forms were diagnosed. This is the first report of the generalized form ...