Gm and Km allotypes in 74 Chinese populations: a hypothesis of the origin of the Chinese nation Tongmao ZhaoTsung Dao Lee Original Investigations Pages: 101 - 110
Sister chromatid exchange analysis of the 15q11 region in Prader-Willi syndrome patients Sharon L. WengerSamuel D. RauchJeanne M. Hanchett Original Investigations Pages: 111 - 114
Rejoining between 9q+ and Philadelphia chromosomes results in normal-looking chromosomes 9 and 22 in Ph1-negative chronic myelocytic leukemia Johji InazawaHikari NishigakiTatsuo Abe Original Investigations Pages: 115 - 118
Inheritance of mitochondrial aldehyde dehydrogenase: genotyping in Chinese, Japanese and South Korean families reveals dominance of the mutant allele Surjit SinghGernot FritzeH. Werner Goedde Original Investigations Pages: 119 - 121
Characterization of patients with glycerol kinase deficiency utilizing cDNA probes for the Duchenne muscular dystrophy locus Jeffrey A. TowbinDarong WuEdward R. B. McCabe Original Investigations Pages: 122 - 126
Localization of polymorphic DNA probes frequently deleted in lung carcinoma Donna G. AlbertsonPaul D. SherringtonPamela H. Rabbitts Original Investigations Pages: 127 - 132
Heterogeneity of chromosomal breakage levels in epithelial tissue of ataxia-telangiectasia homozygotes and heterozygotes Miriam P. RosinH. D. OchsE. Boder Original Investigations Pages: 133 - 138
Mapping studies of the serum cholinesterase-2 locus (CHE2) Mary L. MarazitaBronya J. B. KeatsMichol Crist Original Investigations Pages: 139 - 144
Increased frequencies of sister chromatid exchanges at common fragile sites (1)(q42) and (19)(q13) W. FeichtingerM. Schmid Original Investigations Pages: 145 - 147
Familial ring (20) chromosomal mosaicism E. BackI. VoiculescuG. Wolff Original Investigations Pages: 148 - 154
Epigenetic changes may contribute to the formation and spontaneous regression of retinoblastoma Valerie GregerEberhard PassargeBernhard Horsthemke Original Investigations Pages: 155 - 158
Chromosomal localization of human aspartate aminotransferase genes by in situ hybridization S. PolB. Bousquet-LemercierR. Barouki Original Investigations Pages: 159 - 164
Increased spindle resistance to antimicrotubule agents in cells prone to chromosomal nondisjunction Lydia AviviAviva DotanYoram Neumann Original Investigations Pages: 165 - 170
DNA haplotypes and frameworks linked to the β-globin locus in an Austro-Asiatic population with a high prevalence of hemoglobin E P. YongvanitP. SriboonlueG. Flatz Original Investigations Pages: 171 - 174
Linkage disequilibrium for DNA haplotypes near the cystic fibrosis locus in two South European populations X. EstivillP. GaspariniP. F. Pignatti Original Investigations Pages: 175 - 178
Regional localization of human ecto-5′nucleotidase to chromosome 6q14–q21 J. M. BoyleY. HeyM. Fox Original Investigations Pages: 179 - 180
Cytosine methylation and the fate of CpG dinucleotides in vertebrate genomes David N. CooperMichael Krawczak Original Investigations Pages: 181 - 188
Different Hoechst 33342 and DAPI fluorescence of the human Y chromosome in bivariate flow karyotypes Alain BernheimRoger Miglierina Original Investigations Pages: 189 - 193
The human homolog of the myeloproliferative virus maps to chromosome band 1p34 Maryvonne Le ConiatMichèle SouyriRoland Berger Short Communications Pages: 194 - 196
Genetic polymorphism of human peptidase C, PEPC (E.C.3.4.1.1): formal genetic and population data J. KömpfM. J. PrataA. Amorim Short Communications Pages: 197 - 198
RELP-discordance within the human phenylalanine hydroxylase locus Olaf RiessAdelheid MichelCharles Coutelle Short Communications Pages: 199 - 201
An unusual translocation associated with recurrent spontaneous abortions M. Gregori-RomeroR. GilA. Pellín Cases Observed Pages: 202 - 202
Congenital hyperthyroidism with reciprocal translocation t(1;17)(q25;q21) M. Gregori-RomeroC. López-GinésA. Pellín Cases Observed Pages: 203 - 203
Restriction fragment length polymorphism of human aldehyde dehydrogenase 1 and aldehyde dehydrogenase 2 loci Akira YoshidaShi-Han Chen Rare Genetic Variant Register Pages: 204 - 204
On the parental origin of the deletion in Angelman syndrome Joan H. M. KnollRobert D. NichollsMarc Lalande Letters to the Editors Pages: 205 - 206
Non-random aberrant breakpoints in chronic myelogenous leukaemia revisited J. L. HuretJ. Tanzer Letters to the Editors Pages: 208 - 208