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Modificação da superfície do polipropileno por imersão em plasma de baixa energia
(2014-05-23)
The use of low energy plasma immersion with active screen as a convenient approach for polypropylene (PP) surface modification is described in this work. Employing a stainless steel cathodic cage coated with carbon in order ...
Infecção causada pelo papilomavírus humano e sua influência na qualidade seminal e no estresse oxidativo
(2014-05-22)
The diagnosis of human papillomavirus infection (HPV) in men has gained importance due to the fact they are frequently asymptomatic, who may be a virus reservoir, with an important role in the transmission and perpetuation ...
Estudo do papel da homeostase do cálcio na reparação de danos no DNA em diferentes linhagens de Saccharomyces cerevisiae
(2014-05-22)
Calcium (Ca2+) has been reported as an important cellular ion. The changes in the intracellular Ca2+ concentrations are related to: (i) the activation of major proteins related to DNA repair and apoptosis; (ii) induction ...
Determinação de rotavírus em suínos em uma granja do Rio Grande do Sul
(2014-05-22)
Diarrhea, in newborn animals, is a morbid disease that exists worldwide; rotaviruses have been considered one of the main causes of gastroenteritis of viral origin, especially in countries where pig farming is intensively ...
Expressão da p16INK4 em lesões precursoras de baixo grau do carcinoma escamoso do colo uterino : estudo prospectivo de seguimento
(2014-05-30)
The squamous carcinoma of the cervix uterine is one of the neoplasias of bigger incidence in the whole world, also in Brazil, being responsible for the death of thousand of women to each year, great part of them occurring ...
Avaliação da atividade antioxidante, antiinflamatória e analgésica de sementes de resíduos de vinificação
(2014-05-22)
The worldwide wine production is around 149 millions of hectoliters per year which generate around 13% by weight of the grapes processed as wastes, which are generally used as fertilizer or simply discarded. These residues ...
Caracterização bioquímica e genética de bactérias lácticas isoladas de queijo serrano
(2014-05-22)
Serrano cheese is a typical product from the highlands of northeast of Rio Grande do Sul State and also from the Araucaria plateau of Santa Catarina State. This cheese is characterized as an artisanal product obtained by ...
Poda curta e mista e sua influência nos aspectos fisiológicos e fenológicos da uva carbernet sauvignon
(2014-05-16)
Vinifera cultivars (Vitis vinifera), like Cabernet Sauvignon, possess some compounds that are responsible for stabilization and harmony of wines through the years as likely help on the combat of cardiovascular diseases, ...
Potencialidade acaricida sobre Rhipicephalus (Boophilus) microplus e estudo fitoquímico de Piper aduncum L. (Piperaceae), Palicourea marcgravii St. Hil (Rubiaceae) e Derris negrensis Benth (Fabaceae)
(2014-06-05)
The tick Rhipicephalus (Boophilus) microplus is an ectoparasite that cause economic losses to brazilian livestock. In this work, it was evaluated the toxicity of Palicourea marcgravii and Derris negrensis extracts and Piper ...
Lepidópteros associados à cultura da soja : diversidade e parasitismo natural por insetos e fungos entomopatogênicos
(2014-05-30)
In soybean plantations, the equilibrium between insect pests and their natural enemies can be influenced by various factors such as soil management, use of phytosanitary products and soybean cultivar. This study evaluated ...