title: Tk polyagglutination associated with reduced A and H activity.
abstract: Tk polyagglutinable erythrocytes are described in which A and H activities were reduced. It is suggested that Bacteroides fragilis isolated from cultures of the patient's blood was responsible for each of these membrane modifications.
mesh_terms: D000017:ABO Blood-Group System; D000371:Agglutination; D001439:Bacteroides / Q000201:enzymology / Q000276:immunology; D002478:Cells, Cultured; D013293:Enterococcus faecalis / Q000276:immunology; D004912:Erythrocytes / Q000276:immunology; D006801:Humans; D037102:Lectins / Q000276:immunology; D008297:Male; D008875:Middle Aged; D012706:Serratia marcescens / Q000276:immunology
chemical_list: D000017:ABO Blood-Group System; D037102:Lectins