Results 1 to 10 of about 230,956 (200)

A construção histórica do conceito de enzima e sua abordagem em livros didáticos de biologia

open access: yesHistória, Ciências, Saúde: Manguinhos, 2021
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

Perfil hematológico, bioquímico sérico, proteína C reativa e cortisol de ararajubas (Guaroba guarouba) mantidas em cativeiro

open access: yesPesquisa Veterinária Brasileira, 2013
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]

open access: yes, 2014
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

Balanço hídrico e excreção renal de metabólitos em ovinos alimentados com palma forrageira (Nopalea cochenillifera Salm Dyck)

open access: yesPesquisa Veterinária Brasileira, 2016
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]

open access: yes, 2016
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]

open access: yes, 2018
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]

open access: yes, 2014
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]

open access: yes, 2018
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

Vitiligo, estrés psicológico y bioquímica del cerebro: Una revisión sistemática desde la neurociencia

open access: yesPsicogente, 2023
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]

open access: yes, 2016
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

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