Mitotic chiasmata, gene density, and oncogenes Evelyn M. KuhnEeva ThermanC. Denniston Original Investigations Pages: 1 - 5
δ-Aminolevulinate dehydratase: Induced expression and regional assignment of the human gene to chromosome 9q13»qter A. -L. WangK. H. AstrinR. J. Desnick Original Investigations Pages: 6 - 10
Maternal age-specific rates of numerical chromosome abnormalities with special reference to trisomy T. HassoldD. Chiu Original Investigations Pages: 11 - 17
Chromosomes of human sperm: Variability among normal individuals B. BrandriffL. GordonA. V. Carrano Original Investigations Pages: 18 - 24
Two new polymorphic markers in the human proα2(1) collagen gene Diana K. BrebnerAnne F. Grobler-RabieC. D. Boyd Original Investigations Pages: 25 - 27
Chromosomal banding patterns in human large bowel adenomas Amelia ReichmannPaulette MartinB. Levin Original Investigations Pages: 28 - 31
Determination of α2HS-glycoprotein phenotypes by isoelectric focusing and immunoblotting: polymorphic occurrence of HSGA *5 in Okinawa I. YuasaT. TairaK. Okada Original Investigations Pages: 32 - 34
Lethal osteogenesis imperfecta and a collagen gene deletion. Length polymorphism provides an alternative explanation B. C. SykesD. J. OgilvieB. P. Wordsworth Original Investigations Pages: 35 - 37
X-linked dominant Charcot-Marie-Tooth disease: Suggestion of linkage with a cloned DNA sequence from the proximal Xq A. GalJ. MückeT. F. Wienker Original Investigations Pages: 38 - 42
Linkage between the loci for mitochondrial malic enzyme (ME2) and coagulation factor XIIIA subunit (F13A) J. KömpfF. SchunterH. Ritter Original Investigations Pages: 43 - 44
Mapping X-linked ophthalmic diseases: II. Linkage relationship of X-linked retinitis pigmentosa to X chromosomal short arm markers Robert L. NussbaumRichard Alan LewisRobert Ferrell Original Investigations Pages: 45 - 50
Etiological study on isolated esophageal atresia Tünde SzendreyGy. DanyiA. Czeizel Original Investigations Pages: 51 - 58
Optimising human chromosome separation for the production of chromosome-specific DNA libraries by flow sorting P. HarrisE. BoydM. A. Ferguson-Smith Original Investigations Pages: 59 - 65
A new restriction fragment length polymorphism in the haptoglobin gene region S. OlivieroM. DeMarchiA. O. Carbonara Original Investigations Pages: 66 - 70
Homozygosity for the variant α-L-fucosidase trait and mucolipidosis III Rosanna GattiC. LombardoP. P. Cardo Original Investigations Pages: 71 - 73
Sibs of probands with neural tube defects —A study in the Federal Republic of Germany Manuela KochW. Fuhrmann Original Investigations Pages: 74 - 79
Height of females with pure gonadal dysgenesis and normal male or female karyotype Krzysztof Boczkowski Short Communications Pages: 80 - 81
Does X-Y pairing during male meiosis protect the paired region of the X chromosome from subsequent X-inactivation? P. S. BurgoyneAnne McLaren Short Communications Pages: 82 - 83
A new hereditary single band variant of the Gc system I. NakasonoM. IwasakiY. Tanoue Short Communications Pages: 84 - 85
Evidence for a “new” allele at the phosphoglycolate phosphatase locus J. HenkeH. SchweitzerV. Sachs Short Communications Pages: 86 - 86
Deletion of band 13q21 is compatible with normal phenotype J. CouturierN. Morichon-DelvallezB. Dutrillaux Clinical Case Report Pages: 87 - 91
Source of single X in XO turner syndrome: a comment Patricia TippettRuth Sanger Letter to the Editors Pages: 92 - 92
A translocation 46,XY,t(1;2)(q32;q21) in a male with reproductive failure S. Kaur Case Observed Pages: 93 - 93
DNA polymorphism and molecular pathology of the human globin gene clusters Stylianos E. AntonarakisHaig H. Kazazian Jr.Stuart H. Orkin Erratum Pages: 95 - 99