THE WASSERMANN-NEISSER-BRUCK REACTION

Concerning the Wassermann Reaction

tionally collected and kept for some time, is a very poor control. Some positive sera give a complete fixation of the usual one or more MHD of the complement in a 1 in 200 dilution; others can do so in 1 in 5 dilution only. The margin.of variation allowed for in this control, 5 to 200, is too wide to be useful in indicating whether the antigen-antibody systems involved in the reaction of comple...

Wassermann Reaction

Concerning the Wassermann Reaction

Sir,?In the December 1943 issue of the Indian Medical Gazette under the article on ' Concerning the ?Wassermann Reaction' I fail to see why smallpox vaccination as one of the causes producing false positive reactions has not been mentioned. Hence will you please publish the following in your valuable monthly :? False positive syphilitic reactions have been attributed to numerous causes, with sm...

Observations on the Wassermann Reaction

The Wassermann reaction carried out according to the method of McIntosh and Fildes, with cholesterolized antigen and with certain allowances for the presence of native anti-sheep amboceptor; leads to about the same result as when it is done according to the recent proposal of Noguchi, with the native human complement and acetone-insoluble lipoids as antigen. The differences are such as to sugge...

Repetition of the Wassermann Reaction