Reactive oxygen species (ROS) produced in aerobic organisms by internal and external agents causes damage such as lipid peroxidation and DNA damage, these negative effects can be offset by the effect of antioxidant mechanisms ...

Oxidative stress is an early event in the development of endothelial dysfunction. Interaction of reactive oxygen species (ROS) with proteins results in oxidation of the amino acid side residues (advanced oxidation protein ...

Phytochemical investigation of the hexanes extracts of leaves and flowers of Ageratina jocotepecana afforded (+)13-epi-labdanolic acid (26). Dehydration reactions were carried out with various acids, were purified the ...

The genus Ageratina belongs to the family of the Asteraceae, it is made up of more than 265 different species distributed primarily in the American Continent. The species Ageratina glabrata belongs to the family Asteraceae ...

Intoxication by arsenic and fluoride present in drinking groundwater is a big problem around the word because of their wide occurrence in several countries, including Mexico. Arsenic is introduced into water primarily ...

This work describes a new mothodology for the synthesis of cholestanic derivative 4, from botogenin acetate (1). The product was obtained from the regioselective opening of the F ring of compound 3 with BF3·OEt2 and acetic ...

Fluoride is present in the groundwater in many areas of the world in concentrations ranging from 0.1 to 10 mg / L. The concentration of fluoride levels between 0.5 and 1 mg / L are beneficial to health, by providing a ...

Volatile organic compounds (VOCs) are low molecular weight easily evaporate at room temperature, are an alternative for the biological control. A mixture of 250 fungal VOCs have been obtained and characterized, we find ...

Volatile organic compounds (VOCs) are solid and carbon based liquids entering the gas phase at 0.01 kPa, at a temperature of approximately 20 oC. Fungal VOC 250 has been identified and the major fungi produce mixtures that ...

The agricultural production in Mexico is about 85% goes to the export market. Michoacán is positioned in the top ranking in national, as the number one producer of Mexico contributing 10% of national production, leaving ...