1. Flow cytometric and cytogenetic analyses in human spontaneous abortions

   • Raffaele De Vita
   • Alberto Calugi
   • Antonio Vizzone

   Original Investigations Pages: 409 - 415

2. Reevaluation of the chromosome 4q candidate region for early onset periodontitis

   • Thomas C. Hart
   • Mary L. Marazita
   • Scott R. Diehl

   Original Investigations Pages: 416 - 422

3. Analysis of a genetic mutation in an electrophoretic variant of the human lactate dehydrogenase-B(H) subunit

   • Masato Maekawa
   • Kayoko Sudo
   • Takashi Kanno

   Original Investigations Pages: 423 - 426

4. Fetal nucleated cells in maternal peripheral blood: frequency and relationship to gestational age

   • Hiromi Hamada
   • Tadao Arinami
   • Hirokazu Iwasaki

   Original Investigations Pages: 427 - 432

5. Structure and expression analysis of a member of the human glutamate dehydrogenase (GLUD) gene family mapped to chromosome 10p11.2

   • George Tzimagiorgis
   • Margaret A. Leversha
   • Nicholas K. Moschonas

   Original Investigations Pages: 433 - 438

6. SSCP detection of a Gly565Val substitution in the proα(I) collagen chain resulting in osteogenesis imperfecta type II

   • Katrina Mackay
   • Allan M. Lund
   • Raymond Dalgleish

   Original Investigations Pages: 439 - 444

7. Demographic reductions and genetic bottlenecks in humans: minisatellite allele distributions in oceania

   • J. J. Martinson
   • R. M. Harding
   • J. B. Clegg

   Original Investigations Pages: 445 - 450

8. Identification of two new nucleotide mutations (HPRT_Utrecht and HPRT_Madrid) in exon 3 of the human hypoxanthine-guanine phosphoribosyltransferase (HPRT) gene

   • Anne G. M. Bouwens-Rombouts
   • Marie-Jose H. van den Boogaard
   • Marcel G. J. Tilanus

   Original Investigations Pages: 451 - 454

9. Loss of heterozygosity on chromosome 11p13 in primary bladder carcinoma

   • R. Shipman
   • P. Schraml
   • C. U. Ludwig

   Original Investigations Pages: 455 - 458

10. Increased chromosome fragility in lymphocytes of short normal children treated with recombinant human growth hormone

    • Bruna Tedeschi
    • Gian Luigi Spadoni
    • Brunetto Boscherini

    Original Investigations Pages: 459 - 463

11. Inter-ethnic polymorphism of the β-globin gene locus control region (LCR) in sickle-cell anemia patients

    • Bruno Périchon
    • Angela Ragusa
    • Rajagopal Krishnamoorthy

    Original Investigations Pages: 464 - 468

12. Between-generation differences in ascertainment and penetrance: relevance to genetic hypotheses in fragile X

    • Danuta Z. Loesch
    • Leslie J. Sheffield
    • David A. Hay

    Original Investigations Pages: 469 - 474

13. The human apolipoprotein B 3′ hypervariable region: detection of eight new alleles and comparisons of allele frequencies in blacks and whites

    • James E. Hixson
    • Patricia K. Powers
    • C. Alex McMahan

    Original Investigations Pages: 475 - 479

14. Identification of a splice-site mutation in the low density lipoprotein receptor gene by denaturing gradient gel electrophoresis

    • Bert Top
    • André van der Zee
    • Rune R. Frants

    Original Investigations Pages: 480 - 484

15. Physical mapping in the region of human Xq12-21.1 using pulsed field gel electrophoresis

    • Alison M. Jones
    • Sue Malcolm
    • Christine Kinnon

    Original Investigations Pages: 485 - 488

16. Analysis of human extrachromosomal DNA elements originating from different β-satellite subfamilies

    • Günter Assum
    • Thomas Fink
    • Karl J. Fisel

    Original Investigations Pages: 489 - 495

17. The pattern of spontaneous germ-line mutation: relative rates of mutation at or near CpG dinucleotides in the factor IX gene

    • Cynthia D. K. Bottema
    • Rhett P. Ketterling
    • Steve S. Sommer

    Original Investigations Pages: 496 - 503

18. Physical localisation of the chromosomal marker D13S31 places the Wilson disease locus at the junction of bands q14.3 and q21.1 of chromosome 13

    • R. Frank Kooy
    • Anneke Y. Van der Veen
    • Charles H. C. M. Buys

    Short Communications Pages: 504 - 506

19. Molecular abnormality of G6PD Konan and G6PD Ube, the most common glucose-6-phosphate dehydrogenase variants in Japan

    • Akira Hirono
    • Hisaichi Fujii
    • Shiro Miwa

    Short Communications Pages: 507 - 508

20. A new polymorphic restriction site at the human atrial natriuretic peptide (hANP) gene locus

    • Rajendranath Ramasawmy
    • Navaratnam Kotea
    • Rajagopal Krishnamoorthy

    OriginalPaper Pages: 509 - 510

21. Two new polymorphisms in the coding sequence of the LDL receptor (LDLR) gene

    • B. Saint-Jore
    • N. Loux
    • C. Boileau

    OriginalPaper Pages: 511 - 512

22. A frequent EcoRI polymorphism in the bcl-2 gene

    • Paolo Ghia
    • Irma Dianzani
    • Federico Caligaris-Cappio

    OriginalPaper Pages: 513 - 513

23. Choroid plexus cysts diagnosed prenatally as an independent risk factor for cytogenetic abnormality

    • Ernest B. Hook

    Letters to the Editors Pages: 514 - 514

24. H-Y (SDM) antibody specifically binds Müllerian inhibiting substance

    • Ulrich Müller
    • Stephen S. Wachtel
    • Ellen H. Goldberg

    Letters to the Editors Pages: 514 - 515

25. Hereditary hydronephrosis and the short arm of chromosome 6

    • J. P. Fryns
    • A. Kleczkowska
    • K. Vandenberghe

    Letters to the Editors Pages: 515 - 518