Prenatal diagnosis of Sanfilippo disease type B W. J. KleijerJ. G. M. HuijmansJ. Zaremba Original Inverstigations Pages: 287 - 288
Diagnostic insonation of extra utero human placentas: No effect of lymphocytic sister chromatid exchange A. BrulfertV. CiaravinoE. L. Carstensen Original Inverstigations Pages: 289 - 291
Regional localization of the human genes for S-adenosylhomocysteine hydrolase (cen→q131) and adenosine deaminase (q131→qter) on chromosome 20 T. MohandasR. S. SparkesM. S. Hershfield Original Inverstigations Pages: 292 - 295
Determination of aldehyde dehydrogenase phenotypes using hair roots: Re-examination A. Yoshida Original Inverstigations Pages: 296 - 299
Genetic complementation in somatic cell hybrids of cerebroside sulfatase activator deficiency and metachromatic leukodystrophy fibroblasts H. KiharaKatherine K. TsayA. L. Fluharty Original Inverstigations Pages: 300 - 301
Contribution of reciprocal translocations to an understanding of chromosome displacement: Inferences for studies of spatial order at metaphase Judith H. FordCynthia G. Roberts Original Inverstigations Pages: 302 - 305
Synaptonemal complex studies in a mosaic 46,XY/47,XXY male F. VidalJ. NavarroJ. Egozcue Original Inverstigations Pages: 306 - 308
Localization of the polymorphic human calcitonin gene on chromosome 11 J. W. M. HöppenerP. H. SteenberghC. J. M. Lips Original Inverstigations Pages: 309 - 312
Chromosome 15 anomalies and the Prader-Willi syndrome: Cytogenetic analysis M. G. MatteiN. SouiahJ. F. Mattei Original Inverstigations Pages: 313 - 334
On the origin of chromosomal aberrations in human peripheral lymphocytes in vitro C. NowakG. Obe Original Inverstigations Pages: 335 - 343
Heterozygous female carriers of the marker-X-chromosome: IQ estimation and replication status of fra(X)(q) J. PaulUrsula Froster-IskeniusE. Schwinger Original Inverstigations Pages: 344 - 346
The use of cloned Y chromosome-specific DNA probes for fetal sex determination in first trimester prenatal diagnosis J. R. GosdenC. M. GosdenC. H. Rodock Original Inverstigations Pages: 347 - 351
Red cell glutathione peroxidase (GPX1) variation in Afro-Jamaican, Asiatic Indian, and Dutch populations P. Meera KhanChitralekha VermaShiela Jairaj Original Inverstigations Pages: 352 - 355
Transferrin subtypes and variants in Germany; Further evidence for a Tf null allele S. WeidingerH. CleveA. Görg Original Inverstigations Pages: 356 - 360
Banding of unfixed mitotic chromosomes in suspension after release from human lymphocytes and fibroblasts Charles H. C. M. BuysTrijntje KoertsAmeke Y. van der Veen Short Communications Pages: 361 - 364
Mean corpuscular hemoglobin is increased in Martin-Bell syndrome U. LangenbeckJ. SchmidtkeH. Knüppel Short Communications Pages: 365 - 366
A comparative study on steroid sulfatase and arylsulfatase C in fibroblast clones from 45,X/47,XXX and 69,XXY W. VogelM. GrompeS. Pentz Short Communications Pages: 367 - 369
Four cases of partial trisomy 4p by preferential segregation in a familial 4p/17q balanced translocation J. del MazoF. FloritJ. A. Abrisqueta Cases Observed Pages: 370 - 370
HLA antigens, glyoxalase I, and esterase D in Hong Kong Chinese B. R. HawkinsAngela Y. HoI. F. Osmund Letter to the Editors Pages: 371 - 371
Clonal inheritance versus variability of rRNA gene activity in human fibroblasts A. V. MikelsaarH. G. Schwarzacher Letter to the Editors Pages: 372 - 372
The inducible fragile site on chromosome 3 J. BernarS. J. FunderburkR. S. Sparkes Letter to the Editors Pages: 373 - 373
