One of the slender, mesenchymallike cells found in close association with the outside wall of postcapillary venules; it is relatively undifferentiated and may become a fibroblast, endothelial cell, or smooth muscle cell. Synonym(s): adventitial cell, pericapillary cell, perithelial cell. [peri- + G. kytos, cell]
Class: Agaricomycetes. Order: Russulales. Family: Russulaceae. Russula nobilis (syn. Russula mairei) is commonly known as the Beechwood Sickener. It has a bitter taste, and if eaten it usually causes sickness, stomach pains and vomiting. The caps vary from almost white to a rich rosy pink.ussula nobilis (syn. Russula mairei) is commonly known as the Beechwood Sickener. It has a bitter taste, and if eaten it usually causes sickness, stomach pains and vomiting.
Class 6: Toxic and infectious substances: Class 6 DOT placards indicate if a substance is toxic or infectious. The former category is largely self-explanatory; the latter is used primarily on biohazard waste, which the World Health Organization subdivides into the categories of infectious and samples.