Lophophora williamsii, planta suculenta de la familia Cactaceae y comúnmente llamada “peyote”, tiene importancia antropológica (etnohistórica) como recurso botánico fundamental de cohesión, de distintos y numerosos grupos indígenas de México y los Estados Unidos de América. Dentro de la práctica experimental y clínica de la siquiatría, el uso de la...
Biofiltration is a clean technology in which a microbial consortium is cultivated and immobilized on to a support to eliminate gaseous polluting compounds generating mainly water, CO2 and biomass. This work focused on the biofiltration of methanol, a polluting volatile organic compound, mainly emitted by paper mill, wood, painting, pharmaceutical...
Se evaluó el efecto del andrógeno nandrolona en Iguana iguana, con un grupo de 20 ejemplares; 10 sujetos experimentales y un grupo control de otros10 individuos, a cada iguana del lote experimental se les aplico 2 mg./K de Decanoato de nandrolona cada cuatro semanas durante cinco meses, en tanto al...
Fisheries activities produce large quantities of non-recycled wastes all over the world. In Mexico, shrimp commercial captures and cultures generate high quantities of non-used heads. It is calculated that these wastes reach up to 32,000 annual tons and only 5% is converted in shrimp meal. In the present work we...
Diabetes mellitus is a sickness that causes death. In 1995 it ranked in the fouth place, after cardiovascular, oncological and violent causes of death. The number of patients that have this sickness is of the order of 3 to 6 % woldwide. Nowdays, diabetes is treated by the use of...
The present work was carried out in the lacustrine basin of Metztitlan, Hgo., three sampling of recent sediments were realized in November (2001), April and July (2002) and the organisms of the genus Oreochromis sp were evaluated in April and July (2002). The analyses did following the methodology proposed by...
Megasphaera elsu’enii is the main lactate-utilizing species in the rumen and has been considered one of the most important ruminal microorganisms. It is able to ferment up to 97% of the rumen lactate. Lactate removal is important in rumen ecology, because its accumulation causes dysfbnction such as reduced salivation, redistribution...
The natural protected area Corredor Biológico Chichinautzin (CBC) has a great habitat richness directly related to its geographic, climatic, geologic location and wide altitudinal range. Environmental conditions allows the establishment of a great variety of plant communities with a monocots richness of 24 families, 123 genera and 313 species. Such...
The Huatulco Bays have a great variety of environments and habitats, and there are organisms, which have been few studied. In this respect, they are few studies on the community of fish that inhabit these subsystems. In the present study, the composition, diversity, distribution and abundance of fishes were evaluated...
Desde que fue reportado por primera vez por el Centro de Control de Enfermedades (CDC) en 1976, Vibrio vulnificus ha sido objeto de numerosos estudios al ser relacionado con enfermedades causadas por la ingesta de productos de la pesca. Se han asociado diversos factores a la virulencia de V. vulnificus...