A male infant with monosomy 21 Yasuhiko KanekoTatsuro IkeuchiShigeru Kuwajima Original Investigations Pages: 1 - 7
Chromosome studies in 500 induced abortions Masaharu YamamotoRyoju FujimoriGen-ichi Watanabe Original Investigations Pages: 9 - 14
Histological analysis of spontaneous abortions with trisomy 2: First description of an embryo J. KleinebrechtM. Geisler Original Investigations Pages: 15 - 22
Studies on the polymorphism of C3, Tf and Bg in Down's syndrome and other diseases D. P. AgarwalL. M. SrivastavaP. Grünwald Original Investigations Pages: 23 - 28
The human complement after trypsin pretreatment as compared to the Paris standard M. RayN. CanningJ. L. Hamerton Original Investigations Pages: 29 - 34
Variation in trypsin banding at different stages of contraction in human chromosomes and the definition, by measurement, of the “average” karyotype Marina SeabrightPatricia CookeMargaret Wheeler Original Investigations Pages: 35 - 40
Late replicating bands of human chromosomes demonstrated by fluorochrome and Giemsa staining K. -H. GrzeschikMy. A. KimRenate Johannsmann Original Investigations Pages: 41 - 59
Fragmentation of purified mammalian DNA molecules by ultrasound below human therapeutic doses Helene Galperin-LemaîtreMicheline Kirsch-VoldersSalvator Levi Original Investigations Pages: 61 - 66
Morphological variability of the human chromosomes in two Indian populations — Rajputs and Punjabis P. K. GhoshI. P. Singh Original Investigations Pages: 67 - 78
Types of enzymatic overdosing in trisomy 21: Erythrocytic superoxide dismutase-AJ and phosphoglucomutase R. PrişcuS. Sichitiu Short Communications Pages: 79 - 83
Relative DNA content of human euchromatin and heterochromatin after G, C and giemsa 11 banding H. SchmiadyR. -D. WegnerK. Sperling Short Communications Pages: 85 - 89