1. Editorial

   • A. Oksche

   EditorialNotes Pages: 1 - 1

2. Ultracytochemical localization of Ca⁺⁺-ATPase activity in the paraphyseal epithelial cells of the frog, Rana esculenta

   • Satoki Ueno
   • Hikmet Umar
   • Manfred Ueck

   OriginalPaper Pages: 3 - 11

3. Prenatal development of the rat dorsal root ganglia

   • Seiji Matsuda
   • Yasuo Uehara

   OriginalPaper Pages: 13 - 18

4. Immunocytochemical localization of urotensin I neurons in the caudal neurosecretory system of the white sucker (Catostomus commersoni)

   • A. W. F. Fisher
   • K. Wong
   • K. Lederis

   OriginalPaper Pages: 19 - 23

5. Pheromone receptors in Bombyx mori and Antheraea pernyi

   • R. A. Steinbrecht
   • W. Gnatzy

   OriginalPaper Pages: 25 - 34

6. Pheromone receptors in Bombyx mori and Antheraea pernyi

   • W. Gnatzy
   • W. Mohren
   • R. A. Steinbrecht

   OriginalPaper Pages: 35 - 42

7. Dense-cored membranous structures in smooth muscle cells of the vas deferens of the rat

   • Robert M. K. W. Lee
   • C. Y. Kwan
   • E. E. Daniel

   OriginalPaper Pages: 43 - 49

8. Structure of the parathyroid glands, as revealed by different methods of fixation

   • Hans-Olof Larsson
   • Ronny Lorentzon
   • Lennart Boquist

   OriginalPaper Pages: 51 - 58

9. Studies on the morphology of the isolated perfused rabbit ovary

   • S. Cajander
   • P. O. Janson
   • L. Bjersing

   OriginalPaper Pages: 59 - 63

10. The spatial organization of nucleolar DNA in phytohemagglutinin-stimulated lymphocytes of the guinea pig

    • A. Anteunis
    • M. Pouchelet
    • R. Robineaux

    OriginalPaper Pages: 65 - 70

11. Comparative immunocytochemical demonstration of ACTH-, LH and FSH-containing cells in the pituitary of neonatal, immature and adult rats

    • Kinji Inoue
    • Nobuyoshi Hagino

    OriginalPaper Pages: 71 - 75

12. Ultrastructural immunocytochemical localization of LH and FSH in the pituitary of the untreated male rat

    • Kinji Inoue
    • Kazumasa Kurosumi

    OriginalPaper Pages: 77 - 83

13. Regions of putative acetylcholine receptors at synaptic contacts between neurons maintained in culture and subsequently fixed in solutions containing tannic acid

    • Margaret M. Bird

    OriginalPaper Pages: 85 - 89

14. Regional differences in the ultrastructure of Purkinje cells of the rat

    • Ursula Müller
    • Helmut Heinsen

    OriginalPaper Pages: 91 - 98

15. “Seamless” endothelial cells of blood capillaries

    • Th. Bär
    • F. -H. Güldner
    • J. R. Wolff

    OriginalPaper Pages: 99 - 106

16. Immunohistochemical localization of enkephalin and ACTH-related substances in the pituitary of the lamprey

    • Robert M. Dores
    • Thomas E. Finger
    • Michael R. Gold

    OriginalPaper Pages: 107 - 115

17. Fine structure and molting of aesthetasc sense organs on the antennules of the isopod, Asellus aquaticus (Crustacea)

    • Peter Heimann

    OriginalPaper Pages: 117 - 128

18. Distribution of [³H]noradrenaline and [³H]serotonin in photophores of Porichthys notatus

    • Michel Anctil
    • Laurent Descarries
    • Kenneth C. Watkins

    OriginalPaper Pages: 129 - 136

19. Gap junctions between guinea-pig pinealocytes

    • S. -K. Huang
    • R. Taugner

    OriginalPaper Pages: 137 - 141

20. The channel cell of the terrestrial slug Ariolimax columbianus (Stylommatophora, Arionidae)

    • D. L. Luchtel
    • A. W. Martin
    • I. Deyrup-Olsen

    OriginalPaper Pages: 143 - 151

21. Interdigitating cells in the lymphoid tissues of bovine fetuses and calves

    • H. Bielefeldt Ohmann
    • A. Basse

    OriginalPaper Pages: 153 - 158

22. Ultrastructural evidence for endogenous testosterone immunoreactivity in the pituitary gland of the rat

    • G. Morel
    • M. G. Forest
    • P. M. Dubois

    OriginalPaper Pages: 159 - 169

23. The distribution and localisation of acid trimetaphosphatase in developing heterophils and eosinophils in the bone marrow of the fowl and the duck

    • M. H. Maxwell

    OriginalPaper Pages: 171 - 176

24. Diurnal variations in myeloid bodies of the newt retinal pigment epithelium

    • Marc A. Yorke
    • D. Howard Dickson

    OriginalPaper Pages: 177 - 186

25. Effect of monensin on the Golgi apparatus of absorptive cells in the small intestine of the rat

    • Adolf Ellinger
    • Margit Pavelka

    OriginalPaper Pages: 187 - 194

26. Age-related decline of lymphoid-tissue components in the oral mucosa of the lip, cheek and soft palate of Macaca fascicularis

    • Hubert E. Schroeder
    • Annemarie Dörig-Schwarzenbach

    OriginalPaper Pages: 195 - 199

27. Preparation and discharge of secretion in the subcommissural organ of the rat

    • Werner Lösecke
    • Wilfried Naumann
    • Günther Sterba

    OriginalPaper Pages: 201 - 206

28. Immunocytochemical demonstration of caldesmon (a calmodulin-binding, F-actin-interacting protein) in smooth muscle fibers and absorptive epithelial cells in the small intestine of the rat

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

    Short Communication Pages: 207 - 209

29. Immunohistochemical study of the adenohypophysis of Typhlonectes compressicaudus (Amphibia, Gymnophiona)

    • Jeannine Doerr-Schott
    • Monique Zuber-Vogeli

    Short Communication Pages: 211 - 214

30. A unique connective tissue structure in the aortic media of the chicken

    • Charles F. Simpson

    Short Communication Pages: 215 - 216

31. Evidence that oxytocin-secreting neurones are involved in the ultrastructural reorganisation of the rat supraoptic nucleus apparent at lactation

    • D. T. Theodosis
    • D. A. Poulain

    BriefCommunication Pages: 217 - 219