Hae III restriction of DNA from three cases with nonfluorescent Y chromosomes (45XO/46XYnf) Dorothee GänshirtIvar Harry Pawlowitzki Original Investigations Pages: 241 - 244
High-resolution studies in patients with aniridia-Wilms tumor association, Wilms tumor or related congenital abnormalities Y. NakagomeT. IseS. Saito Original Investigations Pages: 245 - 248
5-Azacytidine-induced undercondensations in human chromosomes M. SchmidT. HaafD. Grunert Original Investigations Pages: 257 - 263
Considerations on the mechanism of differential Giemsa staining of BrdU-substituted chromosomes Günter Speit Original Investigations Pages: 264 - 269
A “new” low incidence red cell antigen, NFLD M. LewisH. KaitaP. J. McAlpine Original Investigations Pages: 270 - 271
Anthropometric definitions of dysmorphic facial signs S. Stengel-RutkowskiP. SchimanekA. Werheimer Original Investigations Pages: 272 - 295
A study of lactose absorption capacity in twins Julia MétnekiA. CzeizelG. Flatz Original Investigations Pages: 296 - 300
Unusual scarcity of restriction site polymorphism in the human thyroglobulin gene. A linkage study suggesting autosomal dominance of a defective thyroglobulin allele Frank BaasHennie BikkerJan J. M. de Vijlder Original Investigations Pages: 301 - 305
Erythrocyte phosphoglucomutase: A family study of a PGM1 deficient allele Robert E. FerrellMiguel EscallonTerry Bertin Original Investigations Pages: 306 - 308
The locus for apolipoprotein CII is closely linked to the apolipoprotein E locus on chromosome 19 in man Ola MyklebostSissel RogneHans Prydz Original Investigations Pages: 309 - 312
Cytochemical and biochemical studies on neutrophil alkaline phosphatase in parents of trisomy 21 children J. GrozdeaA. MaretP. Colombies Original Investigations Pages: 313 - 316
Sex chromosome positions in human interphase nuclei as studied by in situ hybridization with chromosome specific DNA probes G. A. RappoldT. CremerT. Yang Original Investigations Pages: 317 - 325
Regional mapping of the human gene for lysosomal α-glucosidase by in situ hybridization D.J.J. HalleyA. KoningsH. Galjaard Original Investigations Pages: 326 - 328
Effect of caffeine in G2 on X-ray-induced chromosomal aberrations and mitotic inhibition in ataxia telangiectasia fibroblast and lymphoblastoid cells K. HanssonA. T. NatarajanB. A. Kihlman Original Investigations Pages: 329 - 335
Prevalence of partial deficiency of red cell triosephosphate isomerase in Germany — a study of 3000 people Stefan W. EberManfred DünnwaldBernd H. Belohradsky Original Investigations Pages: 336 - 339
Genetic polymorphism of G6PD in a Bulgarian population D. TonchevaM. Tzoneva Original Investigations Pages: 340 - 342
Ecogenetic studies in Atacameño Indians H. W. GoeddeF. RothhammerP. Bogdanski Original Investigations Pages: 343 - 346
Excess paternal meiotic errors in Turner syndrome: natural result of ascertainment bias Jaclyn Vidgoff Short Communications Pages: 347 - 348
A case of achondrogenesis type I Işik BökesoyEngin AydinSacide Gazilerli Clinical Case Reports Pages: 349 - 350
The fragile site on chromosome 3 D. F. C. M. SmeetsJ. M. J. C. ScheresT. W. J. Hustinx Letter to the Editors Pages: 351 - 351
Autosomal fragile sites not a current indication for prenatal diagnosis Frederick HechtBarbara Kaiser Hecht Letter to the Editors Pages: 352 - 353
Esophageal atresia, coloboma, and clubfoot in two unrelated infants K. Méhes Cases Observed Pages: 354 - 354
Compound heterozygotes in hyperphenylalaninemia K. BartholoméK. OlekF. Trefz Erratum Pages: 355 - 355