Sentence examples for grouping substances from inspiring English sources

Additive approaches based on grouping substances by effects (e.g. summing up doses of compounds causing dysfunction of the nervous system in humans but acting via differing mechanisms) requires testing results obtained under comparable conditions and evaluating effects on a common human health endpoint.

Blood group substances are antigens capable of inducing the production of antibodies when injected into persons lacking the antigen.

Fucosyltransferase locus 2 (FUT2) controls the presence or absence of blood group substances (A, B, H) in the saliva and other body secretions.

Most blood group substances are composed of carbohydrate linked to protein, and it is usually the chemical structure of the carbohydrate portion that determines the specific blood type.

The large number of different red cell antigens makes it extremely unlikely that persons other than identical twins will have the same array of blood group substances.

Both occur in animals as components of glycolipids or polysaccharides; e.g., the primary structural polysaccharide (chitin) of insect outer skeletons and various blood-group substances.

It is antigenically distinct from human blood-group substances A and B and from heterophile antigens such as Forssman, infectious mononucleosis and serum sickness antigens.

Since secreted blood group substances can be adsorbed onto lymphocyte membranes [ 2, 6, 42], the presence of these antigens could potentially alter cell behavior.

Because in vitro studies document that soluble blood group substances can block the formation of iRBC rosettes (Barragan et al, 2000), competitive inhibition of cytoadhesion using plasma-sourced soluble A/B substances or other targeted inhibitors may merit clinical investigation.

There exists a theoretical possibility, therefore, that membrane-bound blood group substances on CD4-positive cells may thus affect the affinity of viral-binding proteins and viral infectivity, promoting or diminishing cell susceptibility to infection.

Past year binge drinking is 30% in AI/AN adults, higher than any other racial/ethnic group (Substance Abuse and Mental Health Services 2008).