An American in Paris and the origins of the stereomicroscope Klaus Sander Centennial Essay Pages: 235 - 242
Novel tissue units of regional differentiation in the gut epithelium of Drosopbila, as revealed by P-element-mediated detection of enhancer Ryutaro MurakamiAyako ShigenagaTeiichi Tanimura Original Articles Pages: 243 - 249
A community effect is required for amphibian notochord differentiation Matthew J.D. WestonKazuto KatoJ.B. Gurdon Original Articles Pages: 250 - 253
Expression of a dominant negative retinoic acid receptor γ in Xenopus embryos leads to partial resistance to retinoic acid Darrin Paul SmithClive Scott MasonRobert Old Original Articles Pages: 254 - 265
Embryonic origin and differentiation of the Drosophila heart Astrid RugendorffAmelia Younossi-HartensteinVolker Hartenstein Original Articles Pages: 266 - 280
The orientation of the dorsal/ventral axis of zebrafish is influenced by gravitation Stephan WackerKlaus HerrmannStefan Berking Short Communications Pages: 281 - 283
Protein kinase modulators interfere with bud formation in Hydra vulgaris Fernando PérezStefan Berking Short Communications Pages: 284 - 289
Effect of growth factors on the differentiation of chick precardiac mesoderm in vitro Yoshihito YamazakiReiji Hirakow Short Communications Pages: 290 - 294