Enriched antibody for detecting mycobacterial infection, methods of use and diagnostic test employi

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(57) Abstract : Enriched antibody population, highly specific for an antigen of a surface polysaccharide from a mycobacterium. In a re MTB ANTIBODIES PURIFICATION lated embodiment, the antibody is enriched by having been raised in an environment that maintains antigenically active antigen. These antibodies may be used in an immunoreactive environment for detecting the presence ofa mycobacterial infection in a sample from a subject. SERUM POOLS ] t AFFINITY I COLUMN I ANTIBODIES PURIFIED ] STEP 1 COLUMN II FINAL PURIFIED ANTIBODIES I -EklSAAntibody Titration -Ag Titration (Sensitivity) ] RO, SE, SI, SK, TR), OAPI (BF, B J, CE CG, CI, CM, GA, For two-letter codes and other abbreviations, refer GN, GQ, GW, ML, MR, NE, SN, TD, TG). attce Notes on Codes attd Abbreviations" appearing ning of each regular issue of the PCT Gazette. Published : with international search report -- before the expiration of the time limit for amending the claims and to be republished in the event of receipt of amendments