1. Neuropeptides in the insect brain: a review

   • Dick R. Nässel

   Review Article Pages: 1 - 29

2. Peripheral projections of nervus terminalis LHRH-containing neurons in the tiger salamander, Ambystoma tigrinum

   • Celeste R. Wirsig-Wiechmann

   OriginalPaper Pages: 31 - 40

3. The basement membranes of cryofixed or aldehyde-fixed, freeze-substituted tissues are composed of a lamina densa and do not contain a lamina lucida

   • Franky Leung Chan
   • Sadayuki Inoue
   • Charles Philippe Leblond

   OriginalPaper Pages: 41 - 52

4. Suramin-induced mucopolysaccharidosis in rat incisor

   • Amel Gritli
   • Dominique Septier
   • Michel Goldberg

   OriginalPaper Pages: 53 - 64

5. Architectural arrangement of stages of the spermatogenic cycle within human seminiferous tubules is related to efficiency of spermatogenesis

   • P. K. Chaturvedi
   • Larry Johnson

   OriginalPaper Pages: 65 - 70

6. Insulin-like molecules in the beetle Tenebrio molitor

   • V. M. Sevala
   • V. L. Sevala
   • B. G. Loughton

   OriginalPaper Pages: 71 - 77

7. Subcellular localization of immunoreactive oxytocin within thymic epithelial cells of the male mouse

   • Martin Wiemann
   • Günter Ehret

   OriginalPaper Pages: 79 - 87

8. Immunocytochemical study of the lung of domestic fowl and pigeon: endocrine cells and nerves

   • J. López
   • M. A. Barrenechea
   • P. Sesma

   OriginalPaper Pages: 89 - 95

9. Pathfinding of peripheral neurons in the central nervous system of an embryonic grasshopper (Chorthippus biguttulus)

   • Reinhard Lakes-Harlan
   • Gerald S. Pollack

   OriginalPaper Pages: 97 - 106

10. Endocardial endothelium in the rat: cell shape and organization of the cytoskeleton

    • L. J. Andries
    • D. L. Brutsaert

    OriginalPaper Pages: 107 - 117

11. Histamine is a major mechanosensory neurotransmitter candidate in Drosophila melanogaster

    • Erich Buchner
    • Sigrid Buchner
    • Inken Pollack

    OriginalPaper Pages: 119 - 125

12. Identification of M cells and their distribution in rabbit intestinal Peyer's patches and appendix

    • Mark A. Jepson
    • Nicholas L. Simmons
    • Barry H. Hirst

    OriginalPaper Pages: 127 - 136

13. Immunohistochemical colocalization of 7B2 and 5HT in the neuroepithelial bodies of the lung of Rana temporaria

    • M. E. Bodegas
    • L. M. Montuenga
    • P. Sesma

    OriginalPaper Pages: 137 - 140

14. Survival and proliferation of rat gonocytes in vitro

    • F. M. F. van Dissel-Emiliani
    • M. de Boer-Brouwer
    • D. G. de Rooij

    OriginalPaper Pages: 141 - 147

15. Gonadal sex differentiation in Alligator mississippiensis, a species with temperature-dependent sex determination

    • Craig A. Smith
    • Jean M. P. Joss

    OriginalPaper Pages: 149 - 162

16. Gap junctions in ovarian follicles of Drosophila melanogaster: inhibition and promotion of dye-coupling between oocyte and follicle cells

    • Johannes Bohrmann
    • Annette Haas-Assenbaum

    OriginalPaper Pages: 163 - 173

17. Human amelogenesis: high resolution electron microscopy of nanometer-sized particles

    • F. J. G. Cuisinier
    • P. Steuer
    • R. M. Frank

    OriginalPaper Pages: 175 - 182

18. Transcription of the opsin gene in degenerate eyes of cave-dwelling Astyanax fasciatus (Teleostei, Characidae) and of its conspecific epigean ancestor during early ontogeny

    • Thomas G. Langecker
    • Hartwig Schmale
    • Horst Wilkens

    OriginalPaper Pages: 183 - 192

19. Origin of galanin in nerves of cat airways and colocalization with vasoactive intestinal peptide

    • Richard D. Dey
    • Weimin Zhu

    OriginalPaper Pages: 193 - 200