“…On the other hand Moor-Jankowski [40] and Moor-Jankowski and Braun [41] by immunizing baboons obtained anti-LDL-immune sera which reacted differently with individual human sera. The best results were obtained by Berg, who success fully immunized rabbits against isolated individual human LDL, as described in a series of 11 publications [5,6,7,8,9,10,11,13,14,15,39]. Later Bundschuh [31,32] found an anti-human serum of equine origin with two group-specific LDL-heteroprecipitins.…”