Chromosome analyses were performed by isted in the chromosome changes; the nona direct method on bone marrow cells of random occurrence of some chromosome 147 patients with acute leukemia and preabnormalities was revealed, involving leukemia; in 53 chromosomally abnormal most frequently chromosomes No. 8 and cell lines were found. Chromosome abNo. 2 1 . Abnormalities of chromosome No. normaliti...

Chromosome analyses were performed by isted in the chromosome changes; the nona direct method on bone marrow cells of random occurrence of some chromosome 147 patients with acute leukemia and preabnormalities was revealed, involving leukemia; in 53 chromosomally abnormal most frequently chromosomes No. 8 and cell lines were found. Chromosome abNo. 2 1 . Abnormalities of chromosome No. normaliti...

Chromosome analyses were performed by isted in the chromosome changes; the nona direct method on bone marrow cells of random occurrence of some chromosome 147 patients with acute leukemia and preabnormalities was revealed, involving leukemia; in 53 chromosomally abnormal most frequently chromosomes No. 8 and cell lines were found. Chromosome abNo. 2 1 . Abnormalities of chromosome No. normaliti...

Chromosome analyses were performed by isted in the chromosome changes; the nona direct method on bone marrow cells of random occurrence of some chromosome 147 patients with acute leukemia and preabnormalities was revealed, involving leukemia; in 53 chromosomally abnormal most frequently chromosomes No. 8 and cell lines were found. Chromosome abNo. 2 1 . Abnormalities of chromosome No. normaliti...

Received March 14, 1969. * Requests for reprints should be sent to Cytogenetics Laboratory, Kapiolani Maternity Hospital, Honolulu, Hawaii. Conference, 1966; Waxman, Arakaki, and Smith, 1967). In the Geneva study of more than 150 abnormal karyotypes, only 12 mosaics and 3 translocations were reported. We report here a case of a 46,XY/46,XY,3r mosaicism in a spontaneous abortion and summarize th...