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Mostrando ítems 11-20 de 27
Redução do biofilme de Streptococcus mutans sobre um material restaurador dentário modificado com nanopartículas de prata – estudo in vitro
(Universidade Federal de São Carlos, 2011-03-25)
The bacterium Streptococcus mutans is one of the main initiators species of biofilm and is related to the etiology of caries. Currently there have been many studies investigating ways to reduce bacterial adhesion and biofilm ...
Atividade bactericida e inibição da formação de biofilmes de Staphylococcus aureus pelo vidro bioativo F18
(Universidade Federal de São Carlos, 2019-02-21)
The number of surgeries for implants placement and prostheses that are performed annually in the world have been growing exponentially, together with concerns about infections that can affect patients in the postoperative ...
Síntese e caracterização de nanopartículas de quitosana-tripolifosfato e seu potencial como antifúngico natural para aplicação por aspersão em frutas frescas
(Universidade Federal de São Carlos, 2020-05-20)
Contamination by pathogens is a problem that occurs on a global scale and is related to approximately 25% of total fruit and vegetables losses in the post-harvest condition. The synthetic antimicrobials usually applied in ...
Biossíntese de nanopartículas de ouro por Paenibacillus polymyxa e Paenibacillus terrae
(Universidade Federal de São Carlos, 2020-03-26)
In order to synthetize gold nanoparticles utilizing a green process, this work intended to produce nanoparticles using bacterial crude extract. Paenibacillus polymyxa (PP) and P. terrae (PT) have biotechnological interest ...
Avaliação do potencial de fungos endofíticos e fitopatogênicos em relação à produção da enzima cutinase
(Universidade Federal de São Carlos, 2020-03-19)
The use of plastic started in the last century and has been increasingly used over the years causing extremely relevant impacts related to environmental contamination. Nowadays, the most widely used approach for removing ...
Seleção e evolução dirigida de leveduras para a utilização nas indústrias do bioetanol e cervejeiras
(Universidade Federal de São Carlos, 2018-02-20)
The fermented product industries have been demanding alternatives for increasing yields and reducing fermentation costs. Nowadays, the technique known as adaptive evolution becomes an excellent tool to develop different ...
Técnicas ópticas para o controle microbiológico de sangue
(Universidade Federal de São Carlos, 2017-11-09)
Blood, considered a highly nutritive medium, can be the target of bacterial, fungal, viral and parasitic contamination. Blood bags containing erythrocytes, platelets, and plasma, used in hemotherapy for transfusion, are ...
Potencial biotecnológico de bactérias endofíticas e rizosféricas de Paspalum spp. e nanopartículas de sílica para promoção de crescimento vegetal
(Universidade Federal de São Carlos, 2021-10-26)
Bacteria associated with Paspalum plants can be employed as biofertilizers to increase the efficiency of pastures and reduce the use of agrochemicals by converting nutrients into an assimilable form for the host plant and ...
Avaliação da atividade biológica do material orgânico derivado da base de Schiff N,N-bis'(salicilideno)-1,2-fenilenodiamina complexado com cobre (ll) e cobalto (ll)
(Universidade Federal de São Carlos, 2021-11-08)
Treatment for bacterial infections is through antimicrobials and resistance is a major worldwide problem that leads to approximately 35,000 deaths per year. Another public health problem is related to occurrences caused ...
Avaliação da bioatividade de endófitos de Polygala paniculata por abordagem OSMAC e perfil enzimático no controle de patógenos de interesse clínico
(Universidade Federal de São Carlos, 2021-10-08)
The genus Polygala spp. occurs naturally in Brazil. The presence of alkaloids,
flavonoids, terpenes, among others were reported in species of this genus. The
anti-inflammatory, anxiolytic, trypanocidal and antimicrobial ...