Browsing by Title Artículos de revistas
Now showing items 2012-2031 of 2801
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(PORTLAND PRESS, 1995-06)Laccase is one of the ligninolytic enzymes found in liquid cultures of the fungus Ceriporiopsis subvermispora in defined medium. As an approach to a clarification of the role of laccases during the attack on lignin by the ...
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(1982)Two homogeneous isoenzymes of apyrase from Pimpernel and Desirée varieties of Solanum tuberosum were obtained by affinity chromatography on agarose-Cibacron Blue or agarose-ATP-phosphonate columns. Both enzymes split POP ...
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(2006)After the first description of TSP/HAM in 1985 and the elaboration of WHO's diagnostic criteria in 1988, the experience of the professionals in this field has increased so that a critical reappraisal of these diagnostic ...
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(Elsevier, 2018-10)Astaxanthin is a light sensitive molecule which is already approved as a dietary supplement, with a wide range of biological properties in humans and fishes. In this paper, we provide strategies to photostabilize the pigment ...
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(2002)The effect of Boldo and black tea infusions on the pro-oxidant effects of vitamin B-2, riboflavin (R-F), when exposed to the action of visible light was studied. The amounts of antioxidants present in Boldo and tea infusions ...
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(MDPI, 2021)Salmon paste contains nutritious components such as essential fatty acids (EPA, DHA), vitamin E and astaxanthin, which can be protected with the addition of red algae extracts. Phenolic extracts were prepared with an ...
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(ELSEVIER, 2006-06)A standard aqueous extract of Mangifera indica L., used in Cuba as antioxidant under the brand name VIMAN (R), was tested in vivo for its anti-inflammatory activity, using commonly accepted assays. The standard extract of ...
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(2006)A standard aqueous extract of Mangifera indica L., used in Cuba as antioxidant under the brand name VIMANG®, was tested in vivo for its anti-inflammatory activity, using commonly accepted assays. The standard extract of ...
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(Royal Pharmaceutical Society, 2013)Objectives This work aimed to evaluate the performance of nanoparticle-loaded films based on matrices of polymethacrylates and hydroxypropylmethylcellulose (HPMC) intended for delivery of macromolecules. Methods Lysozyme ...
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(AME Publishing Company, 2022)Background: Early-onset gastric cancers (EOGC) are poor prognosis hard-to treat malignancies that affect young individuals (<45 years old). Case Description: Herein we describe the case of a 26-year-old female EOGC patient ...
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(National Institute on Alcohol Abuse and Alcoholism (NIAAA), 2002)The proteome is the complete set of proteins in an organism. It is considerably larger and more complex than the genome - the collection of genes that encodes these proteins. Proteomics deals with the qualitative and ...
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(2010)Herbal extracts must be evaluated for their efficacy and safety. In vivo acute toxicity studies must consider the different mechanisms by which active compounds may elicit toxicological outcomes. Thus, a methodology to ...
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(MDPI AG, 2016)A series of a new type of tetracyclic carbazolequinones incorporating a carbonyl group at the ortho position relative to the quinone moiety was synthesized and analyzed by tandem electrospray ionization mass spectrometry ...
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(Univ Sao Paulo, Conjunto Quimicas, Servico Publicacoes e Circulacao, Brazil, 2022)The purpose of this study is to estimate the prevalence of and characterize the use of psychoactive drugs among drug users in a Brazilian municipality, relating the findings to factors associated with the consumption of ...
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(MDPI, 2022)Background: Suicidality in adolescents is a growing concern and is currently a public health issue in Chile and the world. Objective: To determine the association between the risk of suicidality with self-harm, ...
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(IOP Publishing, 2015)This paper demonstrates that it is possible to trap and release a super paramagnetic micro bead by fixing three super paramagnetic micro beads in a triangular array at the sensitive end of a micro cantilever, and by simply ...
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(PERGAMON-ELSEVIER SCIENCE LTD, 1992-11)Two isoenzymes of ATP-diphosphohydrolase (apyrase) were extracted and purified from S. tuberosum var. Ultimus. Their hydrolytic activity ratios (ATPase/ADPase) were 1.0 (apyrase B) and ca 15.0 (apyrase A). They were ...
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(1995)Phosphoenolpyruvate carboxykinase (PEPCK) from the adductor muscle of Perumytilus purpuratus was purified to homogeneity, as determined by SDS-polyacrylamide gel electrophoresis (PAGE). The purification consisted of a ...
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(2011)The bleaching of the pyrogallol red (PGR) dye mediated by superoxide anion radicals (O2-) generated from the xanthine/xanthine oxidase system (X/XO) was studied by UV-visible spectrophotometry. The absorption band (at 540 ...
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(2006-05)BACKGROUND: Health economic analyses have become important to healthcare systems worldwide. No studies have previously examined South America’s contribution in this area. OBJECTIVE: To survey the literature with the ...