Where to get it: Green, leafy vegetables are the best source of this vitamin, also known as phylloquinone. Kale leads the pack with 1.1 mg per cup, followed by collard greens and spinach (about 1 mg per cup), and more exotic varieties like turnip, mustard, and beet greens.
Wassermann test - a blood test to detect syphilis; a complement fixation test is used to detect antibodies to the syphilis organism treponema; a positive reaction indicates the presence of antibodies and therefore syphilis infection. Wasserman reaction, Wassermann. complement fixation test - a blood test in which a sample of serum is exposed to a particular antigen and complement in order to determine whether or not antibodies to that particular antigen are present; used as a diagnostic test.
History of syphilis - History of diagnosis. 1  In 1905, Schaudinn and Hoffmann discovered Treponema pallidum in tissue of patients with syphilis. One year later, the first effective test for syphilis, the Wassermann test, was developed. Although it had some false positive results, it was a major advance in the detection and prevention of syphilis.