Homologies of positional information in thoracic imaginal discs ofDrosophila melanogaster John L. Haynie OriginalPaper Pages: 293 - 300
Enzyme distribution patterns in the imaginal wing disc ofDrosophila melanogaster and other diptera Th. E. SpreyA. A. C. EskensD. T. Kuhn OriginalPaper Pages: 301 - 308
Thymic cell populations in amphibia: Quantitative study of the growth, stability, and regression of the cell populations in the thymus of the newtPleurodeles waltlii Michah Yehia MoustafaPierre Chibon OriginalPaper Pages: 309 - 319
Primitive streak-forming cells of the chick invaginate through a basement membrane Eduardo Mitrani Rapid Communication Pages: 320 - 324
A densitometrical method for the study of pattern formation in a ciliateChilodonella Janina KaczanowskaLeonora WychowaniecMarek Ostrowski Rapid Communication Pages: 325 - 330
Preblastoderm mosaics of mutants of the bithorax-complex F. J. MiñanaA. García-Bellido Rapid Communication Pages: 331 - 334
Gap junctions are non-randomly distributed inDrosophila wing discs Jan Stephen Ryerse Rapid Communication Pages: 335 - 339