From the first world war and due to all the conditions caused by such an act, the Allied Countries such as the United States and England became fully involved in the discovery and development of compounds that had specific ...

Organic compounds are possessors of an enormous structural diversity, from open-chain compounds to those with ring systems. The elements that most frequently accompany carbon in ring systems are nitrogen, oxygen and sulfur, ...

Due to the increased incidence in recent decades of ultraviolet radiation, UVR, on the surface, which causes certain diseases in human skin, the need to study sunscreens a physical filter with active principle arises, ...

The genus Eupatorium (Asteraceae family, Eupatorieae tribe, sub tribe Eupatorieae), representing 10% of the Asteraceae family and has about 2000 species in the neotropical regions. Generally this genre is in the center of ...

The taste system plays an important role in detection of food taste, peripherically it is formed by the taste papillae located in the tongue and these papillae are composed by taste buds which contain the cells with specific ...

Bilirubin is a nonpolar organic anion tightly bound to the plasma protein albumin (1), giving a reddish-yellow pigment, non-toxic waste product of hemoglobin catabolism. In humans, daily production of bilirubin from all ...

TOR (target of rapamycin) kinase protein is a highly conserved in eukaryotes, belonging to the family of phosphatidylinositol-3-kinase (PI3K). TOR is involved in the regulation of cell growth through phosphorylation of ...

Cardiovascular disease is the most important problem in industrialized nations public health, and Mexico rank first cause of morbidity and mortality. It is estimated that there are 600 million people suffering from ...

Today pollution causes severe environmental problems, with water pollution heavy metal one. There are several processes to reduce this type of pollution, being the biosorption a simple and inexpensive alternative, as can ...

The Disinfectants are preparations with germicidal properties and germicides, that is to say that eliminate microorganisms patógenos. They exist different formulated that they come being used for the cleaning and disinfection ...