Human hair consists of proteins, lipids, water, trace elements and pigments. The composition of the first four of these components is the focus of this Chapter. About two decades ago the emphasis on the proteins of hair was on its amino acid constituents which provided important information on...
Comprehensive profiling and identification of bioactive components from methanolic leaves extract of Juniperus deppeana and its in vitro antidiabetic activity Juniperus plant species are rich sources of bioactive secondary metabolites and are traditionally used for the treatment of several illnesses, including...
Rarely used today due to trade restrictions, its unique musky character added a long-lasting bouquet to the scent of essential flower oils, but, more important, ambergris was a fixative that prevented fragrance from evaporating. Some chemical components of ambergris are now produced synthetically. ...
Food and Chemical Toxicology (FCT), an internationally renowned journal, that publishes original research articles and reviews on toxic effects, in animals and humans, of natural or synthetic chemicals occurring in the human environment with particular emphasis on food, drugs, and chemicals, including...
1. The estimation of kidney hypertrophy has been placed on a more quantitative basis by using the DNA content of the kidney as a measure of the cell number; an indication of the average cell composition has then been obtained by relating the other cellular components to DNA. This approach ha...
Interestingly, many reports indicated negative association between tea consumption and incidences of cancers. Tea polyphenols and many tannin components were suggested to be anticarcinogenic. Many tannin molecules have also been shown to reduce the mutagenic activity of a number of mutagens. Many ...
The Environmental Influences on Child Health Outcomes (ECHO) Program will evaluate environmental factors affecting children’s health (perinatal, neurodevelopmental, obesity, respiratory, and positive health outcomes) by pooling cohorts composed of >50,000 children in the largest US study of its kind. ...
Gene splicing is a process that takes place naturally all the time in cells. In the process of division or repair, cells routinely have to take genes apart, rearrange their components, and put them back together again. Scientists have discovered that cells contain certain kinds of enzymes that...
Eiras, A.E., et al., "Responses of Female Aedes aegypti (Diptera: Culicidae) to Host Odours and Convection Currents Using an Olfactometer Bioassay", Bulletin of Entomological Research, 84, 207-211, (1994). Geier, M., et al., "A search for components in Human Body Odour that Attrac...
The renewed interest in environmentally compatible fuels has led to the choice of rapeseed oil as the mainalternative to diesel fuel in Europe. Transesteri... KP Mcdonnell,SM Ward,PB Mcnulty,... - 《Transactions of the Asae》 被引量: 88发表: 2000年 Insecticidal Components from Field Pea Ext...