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A new phthalide derivative from Peperomia nivalis
(Taylor and Francis, 2016)
One new phthalide (1) was isolated from aerial parts of Peperomia nivalis, along with known compounds (2 and 3), reported in this species for the first time. The structure of the new compound was characterised on the basis ...
Effect of gamma irradiation on phenol content, antioxidant activity and biological activity of black maca and red maca extracts (Lepidium meyenii walp)
(Taylor and Francis, 2015)
This study was performed to determine the effects of gamma irradiation on UV spectrum on maca, total content of polyphenols, 1,1-diphenyl-2-picrylhydrazyl (DPPH) radical-scavenging activities and in vivo biological activities ...
Validation of UV-Visible and HPLC method for the determination of sodium p-aminosalicylate and m-aminophenol in a new pharmaceutical formulation
(International Journal of Pharmaceutical Compounding, 2015-12)
Sodium p-aminosalycilate is an orphan drug used in patients affected with multidrug-resistant Tuberculosis. Two methods, high-performance liquid chromatographic and ultraviolet spectrophotometric for the quantitative ...
Properties of the ionized gas in HH 202 – II. Results from echelle spectrophotometry with ultraviolet visual echelle spectrograph ⃰
(Monthly Notices of the Royal Astronomical Society, 2009)
Properties of the ionized gas in HH 202 – II. Results from echelle spectrophotometry with ultraviolet visual echelle spectrograph ⃰
(Monthly Notices of the Royal Astronomical Society, 2009)
Fluorescent and ultraviolet sexual dichromatism in the blue-winged parrotlet
(Wiley Blackwell Publishing, Inc, 2012-10)
The presence of sexual differences in plumage coloration (sexual dichromatism) is frequent in birds. However, in many cases, humans cannot detect colour differences that are discernible to birds and it is therefore necessary ...
Ozone absorption and pure air scattering of solar ultravioleta B radiationAbsorción por ozono y dispersión por aire de la radiación solar ultravioleta B
(Universidad de Ciencias Aplicadas y Ambientales U.D.C.A, 2011)
Role of tryptophan residues in the toxicity and photosensitized inactivation of escherichia coli α-hemolysin
(American Chemical Society, 2020-10-27)
α-Hemolysin (HlyA) is an extracellular protein toxin secreted by uropathogenic strains of Escherichia coli that inserts into membranes of eukaryotic cells. The main goal of this work was to investigate the involvement of ...