1. Cell-and tissue-specific expression of putative protein kinase mRNAs in the embryonic leech, Hirudo medicinalis

   • Michael N. Nitabach
   • Eduardo R. Macagno

   OriginalPaper Pages: 479 - 489

2. Ultrastructural and time-lapse observations of intraepithelial lymphocytes in the small intestine of the guinea pig: their possible role in the removal of effete enterocytes

   • Hiromi Takahashi-Iwanaga
   • Toshihiko Iwanaga
   • Tsuneo Fujita

   OriginalPaper Pages: 491 - 497

3. Immunohistochemical localization of bioactive peptides and amines associated with the chromaffin tissue of five species of fish

   • Steve G. Reid
   • Regina Fritsche
   • Ann-Cathrine Jönsson

   OriginalPaper Pages: 499 - 512

4. Differences in synaptic output between excitatory and inhibitory motoneurons in a crayfish muscle

   • C. K. Govind
   • Christine Gee
   • Joanne Pearce

   OriginalPaper Pages: 513 - 518

5. The protein content and morphogenesis of zymogen granules

   • K. K. Goncz
   • R. Behrsing
   • S. S. Rothman

   OriginalPaper Pages: 519 - 530

6. Carbohydrates in the epidermal mucous cells of a fresh-water fish Mastacembelus pancalus (mastacembelidae, Pisces) as studied by electron-microscopic cytochemical methods

   • Ajay Kumar Mittal
   • Osamu Fujimori
   • Kazuyori Yamada

   OriginalPaper Pages: 531 - 539

7. Presence of embryonic myosin in normal postural muscles of the adult rat

   • Linda J. Wanek
   • Mikel H. Snow

   OriginalPaper Pages: 541 - 548

8. Sources of inputs to longitudinal muscle motor neurons and ascending interneurons in the guinea-pig small intestine

   • S. Pompolo
   • J. B. Furness

   OriginalPaper Pages: 549 - 560

9. Aromatase-immunoreactive cells are present in mouse brain areas that are known to express high levels of aromatase activity

   • A. Foidart
   • N. Harada
   • J. Balthazart

   OriginalPaper Pages: 561 - 574

10. Ultrastructural investigation of nitric oxide synthase-immunoreactive nerves associated with coronary blood vessels of rat and guinea-pig

    • A. A. Sosunov
    • C. J. S. Hassall
    • G. Burnstock

    OriginalPaper Pages: 575 - 582

11. The distribution of neurones immunoreactive for β-tyrosine hydroxylase, dopamine and serotonin in the ventral nerve cord of the cricket, Gryllus bimaculatus

    • Michael Hörner
    • Ulrike Spörhase-Eichmann
    • Friedrich-Wilhelm Schürmann

    OriginalPaper Pages: 583 - 604

12. Substance P-, F8Famide-, and A18Famide-like immunoreactivity in the nervus terminalis and retina of the goldfish Carassius auratus

    • Ann L. Kyle
    • Bao-guo Luo
    • W. K. Stell

    OriginalPaper Pages: 605 - 615

13. Distribution of the extended family of protein kinase C isoenzymes in fetal organs of mice: an immunohistochemical study

    • Renato Bareggi
    • Vittorio Grill
    • Alberto M. Martelli

    OriginalPaper Pages: 617 - 625

14. Ultrastructural studies of the myenteric plexus and smooth muscle in organotypic cultures of the guinea-pig small intestine

    • Z.-M. Song
    • S. J. H. Brookes
    • M. Costa

    OriginalPaper Pages: 627 - 637

15. Quadruple colocalization of calretinin, calcitonin gene-related peptide, vasoactive intestinal peptide, and substance P in fibers within the villi of the rat intestine

    • Krystyna R. Isaacs
    • Lois Winsky
    • David M. Jacobowitz

    OriginalPaper Pages: 639 - 651

16. Adrenal tissue in the male African catfish, Clarias gariepinus: localization and steroid hormone secretion

    • G. J. Vermeulen
    • J. G. D. Lambert
    • H. J. T. Goos

    OriginalPaper Pages: 653 - 657

17. Postnatal variations in the number and size of C-cells in the rat thyroid gland

    • E. Conde
    • I. Martín-Lacave
    • H. Galera-Davidson

    OriginalPaper Pages: 659 - 663

18. Immunophenotypic evidence for distinct populations of microglia in the rat hypothalamo-neurohypophysial system

    • T. H. Mander
    • J. F. Morris

    OriginalPaper Pages: 665 - 673