1. Of gradients and genes: Developmental concepts of Theodor Boveri and his students

   • Klaus Sander

   Essay Pages: 295 - 297

2. Expression of engrailed in embryos of a beetle and five dipteran species with special reference to the terminal regions

   • Urs Schmidt-Ott
   • Klaus Sander
   • Gerhard Martin Technau

   Original Articles Pages: 298 - 303

3. Basic fibroblast growth factor can induce exclusively neural tissue in Triturus ectoderm explants

   • Heinz Tiedemann
   • Horst Grunz
   • Hildegard Tiedemann

   Original Articles Pages: 304 - 309

4. Interactions of decapentaplegic, wingless, and Distal-less in the Drosophila leg

   • Lewis I. Held Jr.
   • Michael A. Heup
   • Scott D. Peters

   Original Articles Pages: 310 - 319

5. Expression of AMD 1, a gene for a MyoD 1-related factor in the ascidian Halocynthia roretzi

   • sato Araki
   • Hidetoshi Saiga
   • Noriyuki Satoh

   Original Articles Pages: 320 - 327

6. Spatial and temporal expression of the 5A11/HT7 antigen in the chick embryo

   • James M. Fadool
   • Paul J. Linser

   Original Articles Pages: 328 - 339

7. The function of the proneural genes achaete and scute in the spatio-temporal patterning of the adult labellar bristles of Drosophila melanogaster

   • Krishanu Ray
   • Veronica Rodrigues

   Original Articles Pages: 340 - 350

8. A useful approach for the screening of active neural-inducing factors

   • Akio S. Suzuki
   • Toshiaki Tabata
   • Yoshiyuki Yamamoto

   Original Articles Pages: 351 - 355