title: First trimester diagnosis of Rho (D) with an immunofluorescence technique after chorionic villus sampling.
abstract: Double indirect immunofluorescence technique (DIIF) was applied to fetal erythrocytes from vascularized chorionic villi, obtained by chorionic villus sampling (CVS) in the first trimester of pregnancy, to determine the presence of Rhesus antigen Rh (D).
mesh_terms: D002824:Chorionic Villi; D005260:Female; D005455:Fluorescent Antibody Technique; D006801:Humans; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D012204:Rh-Hr Blood-Group System / Q000032:analysis*
chemical_list: D012204:Rh-Hr Blood-Group System; C026410:Rho(D) antigen