1. Movements and stepwise fusion of endodermal precursor cells in leech

   • N.-J. L. Liu
   • Deborah E. Isaksen
   • D. A. Weisblat

   ORIGINAL ARTICLE Pages: 117 - 127

2. Reduced expression of Pax-3 is associated with overexpression of cdc46 in the mouse embryo

   • A. L. Hill
   • S. A. Phelan
   • M. R. Loeken

   ORIGINAL ARTICLE Pages: 128 - 134

3. Shell differentiation and engrailed expression in the Ilyanassa embryo

   • Sharon M. Moshel
   • Michael Levine
   • J. R. Collier

   ORIGINAL ARTICLE Pages: 135 - 141

4. Molecular evidence for the gnathobasic derivation of arthropod mandibles and for the appendicular origin of the labrum and other structures

   • A. Popadić
   • Grace Panganiban
   • Thomas C. Kaufman

   ORIGINAL ARTICLE Pages: 142 - 150

5. Quantity of prelocalized maternal factor is associated with the timing of initiation of an epidermis-specific gene expression of the ascidian embryo

   • K. Ishida
   • Noriyuki Satoh

   SHORT COMMUNICATION Pages: 151 - 156

6. Inhibition of mesoderm formation by follistatin

   • Lorena Marchant
   • Claudia Linker
   • R. Mayor

   SHORT COMMUNICATION Pages: 157 - 160

7. Analysis of Peg1/Mest imprinting in the mouse

   • M. Reule
   • R. Krause
   • R. Fundele

   EXPRESSION NOTE Pages: 161 - 163

8. Expression of an ascidian gene in the tip of the tail of tail-bud-stage embryos

   • K. Hotta
   • Hiroki Takahashi
   • Noriyuki Satoh

   EXPRESSION NOTE Pages: 164 - 167

9. Demarcation of ventral territories by the homeobox gene NKX2.1 during early chick development

   • E. M. Pera
   • Michael Kessel

   EXPRESSION NOTE Pages: 168 - 171

10. Cloning and expression of az2, a putative zinc finger transcription factor from Drosophila melanogaster

    • A. McCormack
    • B. MacIver
    • M. Bownes

    EXPRESSION NOTE Pages: 172 - 174