1. The structure of the middle ear epithelium of the rat and the effect of Eustachian tube obstruction

   • W. Kuijpers
   • J. M. H. van der Beek
   • E. L. G. Tonnaer

   Papers Pages: 807 - 818

2. The use of colloidal gold complexes in an ultrastructural study of lectin-binding sites and matrix deposition of normal human primary breast epithelium on collagen gels

   • Linda A. Peachey
   • Marie A. Smolira

   Papers Pages: 819 - 834

3. Immunoelectron microscopical demonstration of endogenous avidin in secretory granules of the hen oviduct mucosa: a preliminary study

   • Koji Kami
   • Kenjiro Yasuda

   Papers Pages: 835 - 842

4. Distribution of Leu 7 (HNK-1) antigen in human digestive organs: an immunohistochemical study with monoclonal antibody

   • Yoshinobu Shioda
   • Hiroshi Nagura
   • Norikazu Tamaoki

   Papers Pages: 843 - 854

5. The Golgi apparatus and lysosomes of rat pancreatic acinar cells following refeeding

   • P. Romagnoli

   Papers Pages: 855 - 868

6. Immunohistochemical studies on glucagon, glicentin and pancreatic polypeptide in human stomach: normal and pathological conditions

   • Yutaka Tsutsumi

   Papers Pages: 869 - 883

7. Diffusion during dehydrogenase reactions: the effects of intermediate electron acceptors

   • R. G. Butcher
   • A. W. Evans

   Papers Pages: 885 - 895

8. Simultaneous high resolution localization of Ag-NOR proteins and nucleoproteins in interphasic and mitotic nuclei

   • Dominique ploton
   • Monique Menager
   • Jean-Jacques Adnet

   Papers Pages: 897 - 906

9. A quatitative histochemical technique for the study of vascularization in tissue sections using horseradish peroxidase

   • A. E. Schwint
   • M. E. Itoiz
   • R. L. Cabrini

   Short Communication Pages: 907 - 911

10. News and views

    • Peter J. Stoward

    News Pages: 913 - 916