1. Induction of blood cells in Xenopus embryo explants

   • Yuko Miyanaga
   • Robert Shiurba
   • Makoto Asashima

   ORIGINAL ARTICLE Pages: 417 - 426

2. Distalless expression in crustaceans and the patterning of branched limbs

   • T. A. Williams

   ORIGINAL ARTICLE Pages: 427 - 434

3. α-tropomyosin gene expression in Xenopus laevis: Differential promoter usage during development and controlled expression by myogenic factors

   • Catherine Gaillard
   • Nadine Thézé
   • P. Thiébaud

   ORIGINAL ARTICLE Pages: 435 - 445

4. Molecular characterization of the Tribolium abdominal-A ortholog and implications for the products of the Drosophila gene

   • Teresa D. Shippy
   • Susan J. Brown
   • R. E. Denell

   ORIGINAL ARTICLE Pages: 446 - 452

5. Regulation of SPARC expression during early Xenopus development: Evolutionary divergence and conservation of DNA regulatory elements between amphibians and mammals

   • Sashko Damjanovski
   • My-Hang Huynh
   • M. Ringuette

   ORIGINAL ARTICLE Pages: 453 - 461

6. Naturally occurring genetic variation affects Drosophila photoreceptor determination

   • P. J. Polaczyk
   • Robert Gasperini
   • G. Gibson

   ORIGINAL ARTICLE Pages: 462 - 470

7. Expression of the Armadillo family member p120 ^cas 1B in Xenopus embryos affects head differentiation but not axis formation

   • Karin Geis
   • Hermann Aberle
   • D. Wedlich

   ORIGINAL ARTICLE Pages: 471 - 481

8. New AUG initiation codons in a long 5’ UTR create four dominant negative alleles of the Drosophila C₂H₂ zinc-finger gene ovo

   • J. Andrews
   • I. Levenson
   • Brian Oliver

   SHORT COMMUNICATION Pages: 482 - 487