1. Genetic polymorphism of the apolipoprotein B gene locus influences serum LDL cholesterol level in familial hypercholesterolemia

   • Katriina Aalto-Setälä
   • Helena Gylling
   • Kimmo Kontula

   Original Investigations Pages: 305 - 307

2. The problem of our common mitochondrial mother

   • J. Krüger
   • F. Vogel

   Original Investigations Pages: 308 - 312

3. Disomic homozygosity in 21-trisomic cells: a mechanism responsible for transient myeloproliferative syndrome

   • Kyohko Abe
   • Tadashi Kajii
   • Norio Niikawa

   Original Investigations Pages: 313 - 316

4. Three novel partial deletions of the low-density lipoprotein (LDL) receptor gene in familial hypercholesterolemia

   • Kimiko Yamakawa
   • Kohki Takada
   • Hideo Hamaguchi

   Original Investigations Pages: 317 - 321

5. Apolipoprotein B amino acid 3611 substitution from arginine to glutamine creates the Ag (h/i) epitope: the polymorphism is not associated with differences in serum cholesterol and apolipoprotein B levels

   • Chunfang Xu
   • Nazeem Nanjee
   • Philippa J. Talmud

   Original Investigations Pages: 322 - 326

6. Maternal origin of a de novo chromosome 8 deletion in a patient with Langer-Giedion syndrome

   • H. -J. Lüdecke
   • Ruth Burdiek
   • B. Horsthemke

   Original Investigations Pages: 327 - 329

7. Fragile sites and breakpoints in constitutional rearrangements and in human sperm chromosomes

   • C. Fuster
   • R. Miró
   • J. Egozcue

   Original Investigations Pages: 330 - 334

8. A case of hereditary persistence of fetal hemoglobin caused by a gene not linked to the β-globin cluster

   • G. Martinez
   • A. Novelletto
   • B. Colombo

   Original Investigations Pages: 335 - 337

9. Chromosomal localization of human glutathione transferase genes of classes alpha, mu and pi

   • M. Quamrul Islam
   • Anton Platz
   • Bengt Mannervik

   Original Investigations Pages: 338 - 342

10. Chromosomal characteristics of malignant lymphoma

    • E. W. Fleischman
    • E. L. Prigogina
    • D. S. Osmanov

    Original Investigations Pages: 343 - 348

11. Mapping the mutation causing the X-linked lymphoproliferative syndrome in relation to restriction fragment length polymorphisms on Xq

    • James C. Skare
    • John L. Sullivan
    • Aubrey Milunsky

    Original Investigations Pages: 349 - 353

12. Linkage analysis of seven kindreds with the X-linked lymphoproliferative syndrome (XLP) confirms that the XLP locus is near DXS42 and DXS37

    • James C. Skare
    • Helen L. Grierson
    • Aubrey Milunsky

    Original Investigations Pages: 354 - 358

13. Hungarian surveillance of germinal mutations

    • Andrew Czeizel

    Original Investigations Pages: 359 - 366

14. MASA syndrome: further clinical delineation and chromosomal localisation

    • Robin M. Winter
    • Kay E. Davies
    • Mark N. Patterson

    Original Investigations Pages: 367 - 370

15. The gene for human interleukin 7 (IL7) is at 8q12-13

    • Grant R. Sutherland
    • Elizabeth Baker
    • Matthew A. Vadas

    Original Investigations Pages: 371 - 372

16. The predictive value of chorionic villus histology for identifying chromosomally normal and abnormal spontaneous abortions

    • Carmen Minguillon
    • Bernd Eiben
    • Ingo Hansmann

    Original Investigations Pages: 373 - 376

17. Is there a correlation between morphological and cytogenetic findings in placental tissue from early missed abortions?

    • Helga Rehder
    • Wiltrud Coerdt
    • Eberhard Schwinger

    Original Investigations Pages: 377 - 385

18. Inactivated X chromosome fold in human leukemia and related clonal disorders

    • M. R. Avalos
    • C. Léonard
    • G. Tchernia

    Short Communications Pages: 386 - 388

19. Detection of β-thalassemia and hemoglobin E genes in Thai by a DNA amplification technique

    • Pranee Winichagoon
    • Jiraporn Kownkon
    • Suthat Fucharoen

    Short Communications Pages: 389 - 390

20. Tissue-specific 45,X0/47,XY,+13 mosaicism in an 18-year-old woman

    • B. Eiben
    • S. Hansen
    • W. Hammans

    Clinical Case Report Pages: 391 - 392

21. A new polymorphic variant of human complement factor I

    • Ming Zhou
    • Bodil Larsen

    Rare Genetic Variant Register Pages: 393 - 393

22. Gene symbols for fragile sites: a proposal

    • Frederick Hecht
    • Linda A. Cannizzaro
    • Barbara K. Hecht

    Letter to the Editors Pages: 394 - 394