Results 1 to 10 of about 230,956 (200)
A construção histórica do conceito de enzima e sua abordagem em livros didáticos de biologia
Resumo O uso de história e filosofia da ciência no ensino-aprendizagem é comumente negligenciado, linear e/ou descontextualizado nos livros didáticos. Isso aconteceria com a história do conceito de enzimas?
Paulo Newton Tonolli +2 more
doaj +1 more source
Objetivou-se determinar os valores hematológicos, bioquímicos séricos, proteína C reativa e cortisol de 14 ararajubas (Guaroba guarouba) clinicamente saudáveis mantidas em cativeiro no zoológico do Parque Estadual de Dois Irmãos Recife/PE.
Cleyton C.D. Carvalho +6 more
doaj +1 more source
Set of Classical PCRs for Detection of Mutations in Candida glabrata FKS Genes Linked with Echinocandin Resistance [PDF]
Clinical echinocandin resistance among Candida glabrata strains is increasing, especially in the United States. Antifungal susceptibility testing is considered mandatory to guide therapeutic decisions.
Afeltra, Javier +7 more
core +2 more sources
Resumo Objetivou-se avaliar balanço hídrico e excreção renal de metabólitos em borregos sem raça definida, alimentados com diferentes quantidades de palma forrageira (Nopalea cochenillifera Salm Dyck), na forma in natura e em farelo.
João P. Neto +6 more
doaj +1 more source
IL-1R and inflammasomes mediate early pulmonary protective mechanisms in respiratory brucella abortus infection [PDF]
Brucella spp. infection is frequently acquired through contaminated aerosols. The role of interleukin-1 beta (IL-1β) in the early pulmonary response to respiratory Brucella infection is unknown.
Alonso Paiva, Iván Mathias +9 more
core +1 more source
Proposing Kluyvera georgiana as the Origin of the Plasmid-Mediated Resistance Gene fosA4 [PDF]
A putative fosA gene in Kluyvera georgiana 14751 showed 99% nucleotide identity with plasmid-encoded fosA4. Due to a single-nucleotide insertion translating to a truncated protein, K. georgiana 14751 fosA does not confer fosfomycin resistance.
Ghiglione, Barbara +4 more
core +1 more source
Rat liver antioxidant response to iron and copper overloads [PDF]
The rat liver antioxidant response to Fe and Cu overloads (0–60 mg/kg) was studied. Dose- and time-responses were determined and summarized by t1/2 and C50, the time and the liver metal content for half maximal oxidative responses.
Boveris, Alberto Antonio +8 more
core +1 more source
Radical Fluoroalkylation Reactions [PDF]
Recent protocols and reactions for catalytic radical perfluoroalkylations will be described. The production of perfluoroalkyl radicals (RF = CnF2n+1, n ≥ 2), which effect both addition and substitution reactions on organic substrates, can be realized ...
Barata Vallejo, Sebastian +2 more
core +1 more source
Objetivo: El propósito de este estudio es establecer los mecanismos de la actividad Bioquímica a través del Estrés Psicológico que influyen en la enfermedad del vitiligo desde una perspectiva neurocientifica, mediante una revisión sistemática de la ...
karina lastre +1 more
doaj +1 more source
Introducing the concept of biocatalysis in the classroom: The conversion of cholesterol to provitamin D 3 [PDF]
Biocatalysis is a fundamental concept in biotechnology. The topic integrates knowledge of several disciplines; therefore, it was included in the course “design and optimization of biological systems” which is offered in the biochemistry curricula.
De Luca, Belén M. +3 more
core +1 more source

