1. Morphology and ultrastructure of the antenna of male Periplaneta americana as related to chemoreception

   • Dale M. Norris
   • Hsien-ming Chu

   OriginalPaper Pages: 1 - 9

2. Time course and subcellular distribution of the radioactivity in a synaptic terminal after supplying the perikaryon with labelled glutamic acid

   • Jaime Alvarez

   OriginalPaper Pages: 11 - 20

3. The fine structure of the cell surface in Gonyaulax polyedra (dinoflagellata)

   • Georg Dürr
   • Harald Netzel

   OriginalPaper Pages: 21 - 41

4. Investigations on the fine structure of purkinje fibres in the atrium of the avian heart

   • Gottfried Bogusch

   OriginalPaper Pages: 43 - 56

5. The innervation of purkinje fibres in the atrium of the avion heart

   • Gottfried Bogusch

   OriginalPaper Pages: 57 - 66

6. Ultrastructure of neurohemal organs (paraganglionic plates) of Trogulus nepaeformis (scopoli) (opiliones, trogulidae) and release of neurosecretory material

   • Christian Juberthie
   • Lysiane Juberthie-Jupeau

   OriginalPaper Pages: 67 - 78

7. Investigations on adrenocortical mitochondria turnover

   • Gastone G. Nussdorfer
   • Piera Rebuffat
   • Virgilio Meneghelli

   OriginalPaper Pages: 79 - 94

8. Ultrastructure of mucosal mast cells in normal and compound 48/80-treated rats

   • Lennart Enerbäck
   • Per M. Lundin

   OriginalPaper Pages: 95 - 105

9. Extracellular silk fibres in Stannophyllum (Rhizopodea: Protozoa)

   • R. H. Hedley
   • K. M. Rudall

   OriginalPaper Pages: 107 - 111

10. The ultrastructure of binucleate keratinocytes and binucleation in palatal mucosa of guinea pigs

    • H. P. Philipsen
    • O. Fejerskov
    • J. Theilade

    OriginalPaper Pages: 113 - 123

11. Scanning electron microscope studies of some skink papillae basilares

    • Malcolm R. Miller

    OriginalPaper Pages: 125 - 141

12. Nerve endings in the arteria centralis retinae

    • H. Büssow

    Short Communication Pages: 143 - 145