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Related to phytohemagglutinin: concanavalin A, phytohemagglutinin test


Any of various hemagglutinins found in plants. Phytohemagglutinins are abundant in certain uncooked beans and can be toxic if ingested.
References in periodicals archive ?
Six birds from each treatment were also selected at 21 days of age to evaluate the immune response by a cutaneous basophil hypersensitivity (CBH) test using phytohemagglutinin PHA-M (Invitrogen) (Corrier and Deloach, 1990).
Following 48 hours of sleep deprivation, 12 young male volunteers showed marked reductions of DNA synthesis after stimulation with phytohemagglutinin.
I took a sample of my own blood, separated the white from the red blood cells, cultured the white cells, and put them in some phytohemagglutinin and waited for them to divide.
The cutaneous basophil response to phytohemagglutinin in chickens.
Controls for this assay were non treated non stimulated PBLs (negative control and base line) and non treated phytohemagglutinin (PHA) (Sigma, Sigma-Aldrich St Louis USA) stimulated PBLs 10[micro]g [ml.
So, scientists at Michigan State University tested the performance of a very low-cost--$15,000--twin-screw extruder on the inactivation of phytohemagglutinin activity in cranberry beans.
Reactivation of HHV-7 from the latent state by the application of phytohemagglutinin in vitro also led to the reactivation of HHV-6.
An important anti-nutrient is phytohemagglutinin (PHA), a heat-labile lectin known to depress the nutritional quality of dry beans (Thompson et al 1986).
Ashwood and colleagues isolated and stimulated peripheral blood mononuclear cells for 48 hours with phytohemagglutinin, lipopolysaccharide, and vaccine antigens.
Lymphocyte proliferation testing showed a normal response to phytohemagglutinin and concanavalin A, but minimal response to tetanus toxoid.
Therefore, the relationship between cytokine gene polymorphisms and the level of cytokine production was tested in an in vitro assay, using the recipient's peripheral blood mononuclear cells (PBMCs) treated with phytohemagglutinin (PHA).