1. Review: The fragile X syndrome: Isolation of the FMR-1 gene and characterization of the fragile X mutation

   • Ben A. Oostra
   • Annemieke J. M. H. Verkerk

   Chromosoma Focus Pages: 381 - 387

2. Molecular analysis of the aberrant replication banding pattern on chromosome 15 in murine T-cell lymphomas

   • Sabine Adolph
   • Horst Hameister
   • Carl L. Schildkraut

   Original Articles Pages: 388 - 398

3. Orientation and segregation of a micromanipulated multivalent: Familiar principles, divergent outcomes

   • P. Arana
   • R. Bruce Nicklas

   Original Articles Pages: 399 - 412

4. Properties of isolated extrachromosomal nucleoli fromTetrahymena pyriformis

   • Toru Higashinakagawa
   • Masako Narushima-Iio
   • Takashi Mita

   Original Articles Pages: 413 - 419

5. Genomic in situ hybridization reveals the allopolyploid nature ofMilium montianum (Gramineae)

   • Simon T. Bennett
   • Ann Y. Kenton
   • Michael D. Bennett

   Original Articles Pages: 420 - 424

6. Cytochalasin induces abnormal anaphase in crane-fly spermatocytes and causes altered distribution of actin and centromeric antigens

   • James R. LaFountain Jr
   • Marie A. Janicke
   • Geoffrey K. Rickards

   Original Articles Pages: 425 - 441

7. Isolation and characterization of a mouse subtelomeric sequence

   • Dominique Broccoli
   • Orlando J. Miller
   • Dorothy A. Miller

   Original Articles Pages: 442 - 447

8. The genome of the Mediterranean fruitflyceratitis capitata: Localization of molecular markers by in situ hybridization to salivary gland polytene chromosomes

   • A. Zacharopoulou
   • M. Frisardi
   • F. C. Kafatos

   Original Articles Pages: 448 - 455

9. Molecular analysis of thelethal(1)B214 region at the base of theX chromosome ofDrosophila melanogaster

   • Robyn J. Russell
   • Marion J. Healy
   • John G. Oakeshott

   Original Articles Pages: 456 - 466