receptors postulated to exist on nerve cell membranes of the sympathetic nervous system in order to explain the specificity of certain agents that affect only some sympathetic activities (such as vasoconstriction and relaxation of intestinal muscles and contraction of smooth muscles)
a potent form of vitamin E obtained from germ oils or by synthesis
a form of interferon that is produced endogenously and commercially for its pharmacological effects (including regulation of the immune system and antiviral and antineoplastic effects)
an isomer of naphthol used in dyes
an organ having nerve endings (in the skin or viscera or eye or ear or nose or mouth) that respond to stimulation
a cellular structure that is postulated to exist in order to mediate between a chemical agent that acts on nervous tissue and the physiological response
the 1st letter of the Greek alphabet
early testing stage of a software or hardware product
first in order of importance
