1. Components and connections of the circadian timing system in mammals

   • Stefan Reuss

   Review Pages: 353 - 378

2. Physiological role of phosphorylation of the cyclic AMP response element binding protein in rat cardiac nuclei

   • Paul H. Goldspink
   • Brenda Russell

   Regular articles Pages: 379 - 385

3. Desmin filaments in the electrocytes of the electric organ of the electric eel Electrophorus electricus

   • M. C. R. Cordeiro
   • M. Benchimol
   • V. Moura Neto

   Pages: 387 - 393

4. Differentiation of smooth muscle cells from undifferentiated cells of chicken gizzard occurs on the layer of fibroblast-like cells

   • Ji-Ae Ko
   • Shiroh Murahashi
   • Akio Inoue

   Pages: 395 - 401

5. Expression of the erbB-2 proto-oncogene during differentiation of the mammary gland in the rat

   • Claudio Dati
   • Piera Maggiora
   • Chantal Escot

   Pages: 403 - 410

6. Immunohistochemical localization of nitric oxide synthase in rat anterior choroidal artery, stromal blood microvessels, and choroid plexus epithelial cells

   • Anne Y.-J. Lin
   • Joanna Szmydynger-Chodobska
   • Adam Chodobski

   Pages: 411 - 418

7. Increased expression of nitric oxide synthase in a subpopulation of rat sympathetic neurons after axotomy – correlation with vasoactive intestinal peptide

   • Lars Klimaschewski
   • Nicholas Obermüller
   • Christine Heym

   Pages: 419 - 425

8. Variation in nitric oxide synthase-immunoreactive nerve fibres with age and along the length of the vas deferens in the rat

   • S. Ventura
   • G. Burnstock

   Pages: 427 - 434

9. GABA uptake and phenotypic characteristics of the subcommissural ependymocytes of the semi-desertic rodent, Meriones shawi: correlation with serotoninergic innervation

   • A. Laalaoui
   • L. Chouaf
   • H. Gamrani

   Pages: 435 - 443

10. Control of rod retinomotor movements in teleost retinae: the role of dopamine in mediating light-dependent and circadian signals

    • Walter Kolbinger
    • Daniel Wagner
    • Hans-Joachim Wagner

    Pages: 445 - 451

11. Immunohistochemical localization of tyrosine hydroxylase in the ventral nerve cord of the stick insect, Carausius morosus, including neurons innervating the salivary glands

    • Declan W. Ali
    • Ian Orchard

    Pages: 453 - 462

12. GABA-immunoreactive neurons in the central and peripheral nervous system of the earthworm, Lumbricus terrestris (Oligochaeta, Annelida)

    • Ildikó Telkes
    • M. Csoknya
    • K. Elekes

    Pages: 463 - 475

13. Calcium transport and the localisation of calbindin-D_9k in the ruminant placenta during the second half of pregnancy

    • F. B. P. Wooding
    • G. Morgan
    • A. D. Care

    Pages: 477 - 489

14. Relationship of cellular proliferation to expression of osteopontin and bone sialoprotein in regenerating rat periodontium

    • Predrag Lekic
    • Jaro Sodek
    • Christopher A. G. McCulloch

    Pages: 491 - 500

15. Secretagogue-induced apocrine secretion in the Harderian gland of the rat

    • A. P. Gesase
    • Y. Satoh
    • K. Ono

    Pages: 501 - 507

16. Globules and irregular masses in the gonadotropin cells of the African catfish, Clarias gariepinus are crinophagic rather than autophagic structures

    • H. E. Sharp-Baker
    • J. Peute
    • H. J. T. Goos

    Pages: 509 - 517

17. New light on the cell location of avarol within the sponge Dysidea avara (Dendroceratida)

    • Maria J. Uriz
    • Xavier Turon
    • Josep Maria Tur

    Pages: 519 - 527