The evolution of engrailed genes after duplication and speciation events Jean-Michel Gibert Review Pages: 307 - 318
Role of tissue interaction between pineal primordium and neighboring tissues in avian pineal morphogenesis studied by intraocular transplantation Yoshie ShimauchiTomoyo YahataMasasuke Araki Original Article Pages: 319 - 329
Novel and conserved roles for orthodenticle/otx and orthopedia/otp orthologs in the gastropod mollusc Patella vulgata Alexander J. NederbragtPascal te WelscherWim J. Dictus Original Article Pages: 330 - 337
Expression of the ctenophore Brain Factor 1 forkhead gene ortholog (ctenoBF-1) mRNA is restricted to the presumptive mouth and feeding apparatus: implications for axial organization in the Metazoa Atsuko YamadaMark Q. Martindale Original Article Pages: 338 - 348
Cloning and expression of a Pitx homeobox gene from the lamprey, a jawless vertebrate Clive J. BoormanSebastian M. Shimeld Short Communication Pages: 349 - 353
Expression of Tbx6, a muscle lineage T-box gene, in the tailless embryo of the ascidian Molgula tectiformis Norio TakadaNori SatohBillie J. Swalla Expression Note Pages: 354 - 356