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The relationship of anticardiolipin antibodies to disease activity in systemic lupus erythematosus
Sera from 124 blood donors, 60 rheumatoid arthritis (RA) and 57 SLE patients were measured for anticardiolipin antibodies by ELISA. Significantly raised IgG (aCLG) and IgM (aCLM) anticardiolipin antibody levels were found ...
Hypoosmotic swelling test in the prediction of male fertility
The hypoosmotic swelling test (HOS) is a simple test to measure the functional competence of human sperm membranes. The question is, does a relationship exist between this competence and the fertilization potential of human ...
Steep gradients of inert substances as supports for precipitin reactions
Precipitin reactions were conducted in the wells of micro titer plates and the light 'absorbance' at 405nm plotted as a function of the neg log2 dilutions of the antigens using the Titertek Multiscan apparatus. The procedure ...