1. Fine-structural heterogeneity and morphologic changes in rat pituitary prolactin cells after estrogen and testosterone treatment

   • Haruo Nogami

   OriginalPaper Pages: 195 - 202

2. Transverse bands in smooth muscle cells

   • Giorgio Gabella

   OriginalPaper Pages: 203 - 208

3. Membrane particles and gap junctions in the retinas of two species of cephalopods, Octopus ocellatus and Sepiella japonica

   • Masamichi Yamamoto
   • Nobuo Takasu

   OriginalPaper Pages: 209 - 218

4. Ultrastructural changes in the spermatogonia and spermatocytes of Poecilia reticulata during spermatogenesis

   • Roland Billard

   OriginalPaper Pages: 219 - 226

5. Heterogeneity of epithelial cells in the human thymus

   • Frank P. van de Wijngaert
   • Marion D. Kendall
   • Louis Kater

   OriginalPaper Pages: 227 - 237

6. Catecholamine-containing pancreatic islet cells of the domestic fowl

   • Tohru Watanabe
   • Hirotaka Chikazawa
   • Junzo Yamada

   OriginalPaper Pages: 239 - 244

7. Glial cells in the pineal gland of mice and rats

   • M. Schachner
   • S. -K. Huang
   • R. Taugner

   OriginalPaper Pages: 245 - 252

8. Capillarization, mitochondrial densities, oxygen diffusion distances and innervation of red and white muscle of the lizard Dipsosaurus dorsalis

   • Todd T. Gleeson
   • Colin J. M. Nicol
   • Ian A. Johnston

   OriginalPaper Pages: 253 - 258

9. Cerebellar afferents in the frogs, Rana esculenta and Rana temporaria

   • B. G. Grover
   • U. Grüsser-Cornehls

   OriginalPaper Pages: 259 - 267

10. Regressive post-hatching development of acetylcholinesterase-positive neurons in the pineal organs of Coturnix coturnix japonica and Gallus gallus

    • Tetsuji Sato
    • Kenjiro Wake

    OriginalPaper Pages: 269 - 275

11. Ultrastructure and innervation of the swimbladder of Tetractenos glaber (Tetraodontidae)

    • Sarah L. Green

    OriginalPaper Pages: 277 - 284

12. Increase of steroid-producing cells in interrenal tissue and masculinization of gonads after long-term treatment of juvenile rainbow trout with cyanoketone

    • R. van den Hurk
    • W. R. Leeman

    OriginalPaper Pages: 285 - 289

13. Secretory stages of individual CHH-producing cells in the eyestalk of the crayfish Astacus leptodactylus, determined by means of immunocytochemistry

    • Janine L. Gorgels-Kallen
    • Christina E. M. Voorter

    OriginalPaper Pages: 291 - 298

14. Somatostatin in human enteric nerves

    • J. R. Keast
    • J. B. Furness
    • M. Costa

    OriginalPaper Pages: 299 - 308

15. Immunocytochemical mapping of gastrin/CCK-like peptides in the neuroendocrine system of the blowfly Calliphora vomitoria (Diptera)

    • Hanne Duve
    • Alan Thorpe

    OriginalPaper Pages: 309 - 320

16. Occurrence and distribution of neuropeptide-Y-immunoreactive nerves in the respiratory tract and middle ear

    • R. Uddman1
    • F. Sundler
    • P. Emson

    OriginalPaper Pages: 321 - 327

17. Choline acetyltransferase- and peptide immunoreactivity of submucous neurons in the small intestine of the guinea-pig

    • J. B. Furness
    • M. Costa
    • J. R. Keast

    OriginalPaper Pages: 329 - 336

18. Germ cell survival, differentiation, and epididymal transit kinetics in mouse testis subjected to high in vivo levels of testosterone enanthate

    • Robert B. Goldberg

    OriginalPaper Pages: 337 - 342

19. Ultrastructural evidence for the presence of a glial sheath investing the islets of Langerhans in the pancreas of mammals

    • S. R. Donev

    OriginalPaper Pages: 343 - 348

20. Immunocytochemical evidence for the presence of oxytocin and neurophysin in the large cells of the bovine corpus luteum

    • S. E. F. Guldenaar
    • D. C. Wathes
    • B. T. Pickering

    OriginalPaper Pages: 349 - 352

21. Subcellular distribution of ribosomal proteins S6 and eL12

    • Dorothea Darmer
    • Holger Kalthoff
    • Dietmar Richter

    OriginalPaper Pages: 353 - 356

22. Interactions between immature porcine Leydig and Sertoli cells in vitro

    • E. Tabone
    • M. Benahmed
    • J. M. Saez

    OriginalPaper Pages: 357 - 362

23. FMRF -amide-like immunoreactivity in brain and pituitary of the hagfish Eptatretus burgeri (Cyclostomata)

    • G. Jirikowski
    • G. Erhart
    • R. A. Patzner

    OriginalPaper Pages: 363 - 366

24. Nucleolar silver-stained granules in maturing erythroid and granulocytic cells

    • K. Smetana
    • Z. Likovský

    OriginalPaper Pages: 367 - 370

25. Transendothelial channels in fenestrated endometrial blood capillaries of rats

    • F. J. Cornillie
    • J. M. Lauweryns

    OriginalPaper Pages: 371 - 373

26. Immunocytochemical demonstration of caldesmon and actin in thyroid glands of rats

    • H. Fujita
    • K. Ishimura
    • S. Kakiuchi

    OriginalPaper Pages: 375 - 377

27. Immunocytochemical identification of CRF-like and SRIF-like peptides in the brain and the pituitary of cyprinid fish

    • M. Olivereau
    • F. Ollevier
    • W. Verdonck

    OriginalPaper Pages: 379 - 382

28. Adrenergic innervation of the tunica media in the saphenous artery of the fetal and newborn guinea-pig

    • James Kirumbi Kimani

    OriginalPaper Pages: 383 - 385

29. Autoradiographic demonstration of α₂ adrenoceptors in the bovine neurohypophysis

    • B. Morris
    • A. Livingston

    OriginalPaper Pages: 387 - 389

30. Immunohistochemical localization of dopamine in the brain of the insect Locusta migratoria migratorioides in comparison with the catecholamine distribution determined by the histofluorescence technique

    • Jean Vieillemaringe
    • Pascal Duris
    • Josiane Girardie

    OriginalPaper Pages: 391 - 394