Kinship mapping of multilocus systems N. E. MortonS. P. Simpson Original Investigations Pages: 103 - 104
Genetic control of adrenergic receptors on human platelets. A twin study P. ProppingWaltraut Friedl Original Investigations Pages: 105 - 109
Cloning of genomic sequences from the human Y chromosome after purification by dual beam flow sorting C. R. MüllerK. E. DaviesH. H. Ropers Original Investigations Pages: 110 - 115
Clinical heterogeneity in the tricho-dento-osseous syndrome F. QuattromaniS. D. ShapiroR. R. Reece Original Investigations Pages: 116 - 121
Origin of chromosomal abnormalities: Evidence for delayed fertilization in meiotic nondisjunction R. C. Juberg Original Investigations Pages: 122 - 127
Retinoblastoma mutation rate in New Zealand and support for the two-hit model P. H. FitzgeraldJoanna StewartR. D. Suckling Original Investigations Pages: 128 - 130
Induction of structural chromosome aberrations and sister chromatid exchanges in human lymphocytes in vitro by aristolochic acid Gudrun AbelO. Schimmer Original Investigations Pages: 131 - 133
Suggested assignment of peptidase S (PEPS) to 4q11-4q12 by exclusion using gene dosage, accounting for variability in fibroblasts Sheila M. SchmutzNancy E. Simpson Original Investigations Pages: 134 - 138
Menkes kinky hair disease: A search for closely linked restriction fragment length polymorphism P. WieackerNina HornH. H. Ropers Original Investigations Pages: 139 - 142
Linkage relationships between retinoschisis, Xg, and a cloned DNA sequence from the distal short arm of the X chromosome P. WieackerT. F. WienkerH. H. Ropers Original Investigations Pages: 143 - 145
Glyoxalase I “null” allele in a new family: Identification by abnormal segregation pattern and quantitative assay R. S. SparkesMaryellen C. SparkesCarol E. Anderson Original Investigations Pages: 146 - 147
Expression of the fragile (X) chromosome in an interspecific somatic cell hybrid R. L. NussbaumSusan D. AirhartD. H. Ledbetter Original Investigations Pages: 148 - 150
Low incidence of deletion of the esterase D locus in retinoblastoma patients T. P. DryjaG. A. P. BrunsP. S. Gerald Original Investigations Pages: 151 - 155
A maximum likelihood estimate of the sex ratio of mutation rates in Haemophilia A R. M. WinterE. G. D. TuddenhamK. B. Matthews Original Investigations Pages: 156 - 159
A recognizable pattern of the midface of retinoblastoma patients with interstitial deletion of 13q T. MotegiM. KagaK. Minoda Original Investigations Pages: 160 - 162
Terminal or interstitial deletion in chromosome 8 long arm in Langer-Giedion syndrome (TRP II syndrome)? Erica M. BühlerU. K. BühlerR. Christen Original Investigations Pages: 163 - 166
Response of lymphocytes from Fanconi's anemia patients and their heterozygous relatives to 8-methoxy-psoralene in a cloning survival test system E. WunderFleischer-Reischmann Original Investigations Pages: 167 - 172
Characterization of weak alleles at the DIA1 locus (Mustapha 1, Mustapha 2, and Mustapha 3) in the Algerian population A. ReghisC. TroungosJ. C. Kaplan Original Investigations Pages: 173 - 175
Population screening for glucose-6-phosphate dehydrogenase deficiency on the baleares A. MiguelM. RamonA. J. M. Vermorken Original Investigations Pages: 176 - 179
Assignment of the human coproporphyrinogen oxidase to chromosome 9 B. GrandchampDominique WeilMarie-Sylvie Gross Short Communications Pages: 180 - 183
A new single band variant of the Gc subtypes determined by isoelectric focusing I. NakasonoM. IwasakiY. Tomohiro Short Communications Pages: 184 - 185
The C4 β-chain: Evidence for a genetically determined polymorphism G. MauffMiriam SteuerK. Bender Short Communications Pages: 186 - 188
Properdin factor B (Bf) polymorphism: Subtyping of SS phenotypes V. DavidR. FauchetJ. Y. Le Gall Short Communications Pages: 189 - 190
Prenatal diagnosis of osteogenesis imperfecta type II by real-time ultrasound J. D. StephensR. A. FillyM. S. Golbus Clinical Case Reports Pages: 191 - 193
Langer-Giedion syndrome and deletion of the long arm of chromosome 8. Confirmation of the critical segment to 8q23 J. P. FrynsG. HeremansH. Van den Berghe Clinical Case Reports Pages: 194 - 195
Interstitial deletion in the “critical region” of the long arm of the X chromosome in a mentally retarded boy and his normal mother Ann TaborO. AndersenH. Sardemann Clinical Case Reports Pages: 196 - 199
A case of 21q-syndrome with half normal SOD-1 activity K. YoshimitsuS. HatanoT. Usui Clinical Case Reports Pages: 200 - 202
Terminal rearrangement of chromosomes 21 detected in amniotic fluid, resulting in a trisomy 21 Gerda CohenAnne ManuelW. McBride Cases Observed Pages: 203 - 203
Xeroderma pigmentosum (XP) Xeroderma Pigmentosum RegistryW. Clark Lambert Cases Observed Pages: 204 - 204
Is the interstitial delection of 13q in retinoblastoma patients not transmissible? T. MotegiM. KomatsuK. Minoda Letter to the Editors Pages: 205 - 205