A reanalysis of the New York State prenatal diagnosis data on Down's syndrome and paternal age effects Eeva SteneJon SteneSabine Stengel-Rutkowski Controversy: Paternal Age Effects in Chromosomal Disorders Pages: 299 - 302
Issues in analysis of data on paternal age and 47,+21: implications for genetic counseling for Down syndrome Ernest B. Hook Controversy: Paternal Age Effects in Chromosomal Disorders Pages: 303 - 306
An analysis of paternal age and 47,+21 in 35,000 new prenatal cytogenetic diagnosis data from the New York State Chromosome Registry: no significant effect Philip K. CrossErnest B. Hook Controversy: Paternal Age Effects in Chromosomal Disorders Pages: 307 - 313
Appendix: A general regression model for analysis of independent maternal and paternal age effects for 47,+21 and other disorders that may arise from mutant gametes from either parent Ernest B. Hook Controversy: Paternal Age Effects in Chromosomal Disorders Pages: 314 - 316
On methodological issues regarding 47,+21 paternal age data Eeva SteneJon SteneSabine Stengel-Rutkowski Controversy: Paternal Age Effects in Chromosomal Disorders Pages: 317 - 317
Partial structure of the human α2(IV) collagen chain and chromosomal localization of the gene (COL4A2) Paul D. KillenClair A. FrancomanoStephen J. O'Brien Original Investigations Pages: 318 - 324
Human cholinesterase genes localized by hybridization to chromosomes 3 and 16 Hermona SoreqRonit ZamirHaim Zakut Original Investigations Pages: 325 - 328
Hereditary pyropoikilocytosis and elliptocytosis in a Caucasian family M. C. LecomteD. DhermyP. Boivin Original Investigations Pages: 329 - 334
Localization at a subband level of polymorphic 13q14 DNA probes for diagnosis of hereditary retinoblastoma and Wilson disease Hans SchefferIdo P. KemaCharles H. C. M. Buys Original Investigations Pages: 335 - 337
Deletions of the steroid sulphatase gene in “classical” X-linked ichthyosis and in X-linked ichthyosis associated with Kallmann syndrome A. BallabioG. SebastioG. Andria Original Investigations Pages: 338 - 341
Prenatal enzymatic diagnosis and exclusion of Krabbe's disease (globoid-cell leukodystrophy) using chorionic villi in five risk pregnancies K. HarzerH. -D. HagerG. Tariverdian Original Investigations Pages: 342 - 344
47,XXX females, sex chromosomes, and tooth crown structure Lassi AlvesaloErkki TammisaloEeva Therman Original Investigations Pages: 345 - 348
Loss of heterozygosity and the origin of meningioma E. MeeseN. BlinK. D. Zang Original Investigations Pages: 349 - 351
Inherited and de novo deletion of the tyrosine aminotransferase gene locus at 16q22.1 → q22.3 in a patient with tyrosinemia type II Ernst NattEva-Maria WestphalGerd Scherer Original Investigations Pages: 352 - 358
The study of a French family with two duplicated C4A haplotypes Carolyn M. GilesBeatrice Uring-LambertGeorges Hauptmann Original Investigations Pages: 359 - 365
Use of whole cosmid cloned genomic sequences for chromosomal localization by non-radioactive in situ hybridization J. E. LandegentN. Jansen in de WalM. van der Ploeg Original Investigations Pages: 366 - 370
Analysis of protein patterns from different organs and cell fractions of trisomy 19 mice Evelyn Zeindl-EberhartGisela GrohéJoachim Klose Original Investigations Pages: 371 - 378
Familial deletion of Xp21.2 with glycerol kinase deficiency and congenital adrenal hypoplasia F. MarlhensJ. ChellyB. Dutrillaux Short Communication Pages: 379 - 383
Reciprocal translocation t(1;18)(p32;q21) in a patient with some phenotypical anomalies R. GilC. López-GinésA. Pellin Case Observed Pages: 384 - 384
The rare variant ADA 6-1. First detection in a Japanese population N. KomatsuA. KidoM. Oya Genetic Variant Register Pages: 385 - 385