reaction of identity — a reaction pattern seen in double diffusion in two dimensions: the precipitin lines between the antigen wells and the antiserum well stop at their point of intersection, indicating that the antigen samples are identical. See also r. of… … Medical dictionary
reaction — 1. The response of a muscle or other living tissue or organism to a stimulus. 2. The color change effected in litmus and certain other organic pigments by contact with substances such as acids or alkalies; also the property that such substances… … Medical dictionary
reaction of partial identity — a reaction pattern seen in double diffusion in two dimensions: one of the precipitin lines between the antigen wells and the antiserum well stops at the point of intersection, whereas the other continues past it, indicating that the antigen… … Medical dictionary
test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… … Medical dictionary
double diffusion in two dimensions — double diffusion in which antigen and antiserum are placed in wells cut in an agar plate; antigen solutions to be compared are placed in wells equidistant from the antiserum well. Three principal types of reaction may occur, reaction of identity … Medical dictionary
Judaism — /jooh dee iz euhm, day , deuh /, n. 1. the monotheistic religion of the Jews, having its ethical, ceremonial, and legal foundation in the precepts of the Old Testament and in the teachings and commentaries of the rabbis as found chiefly in the… … Universalium
incompatible — 1. Not of suitable composition to be combined or mixed with another agent or substance, without resulting in an undesirable reaction (including chemical alteration or destruction or pharmacologic effect). 2. Denoting persons who are unable to… … Medical dictionary