1. Effects of long term denervation on smooth muscle of the chicken expansor secundariorum

   • G. R. Campbell
   • I. Gibbins
   • B. Gannon

   OriginalPaper Pages: 143 - 156

2. Freeze-fracture of capillary endothelium in rat brain

   • Eiichi Tani
   • Shogo Yamagata
   • Yuko Ito

   OriginalPaper Pages: 157 - 165

3. Intestinal enzymes activities in isolated villus and crypt cells during postnatal development of the rat

   • F. Raul
   • P. Simon
   • K. Haffen

   OriginalPaper Pages: 167 - 178

4. In vivo sterol biosynthesis by pea aphid symbiotes as determined by digitonin and electron microscopic autoradiography

   • Gareth W. Griffiths
   • Stanley D. Beck

   OriginalPaper Pages: 179 - 190

5. Effect of dietary cholesterol on the pattern of osmium deposition in the symbiote-containing cells of the pea aphid

   • Gareth W. Griffiths
   • Stanley D. Beck

   OriginalPaper Pages: 191 - 203

6. The fine structure of the compound eye of Squilla mantis (crustacea, stomatopoda)

   • Norbert Schönenberger

   OriginalPaper Pages: 205 - 233

7. Cytoplasmic annulate lamellae in human spermatogenesis

   • Fannie E. Smith
   • Jerry D. Berlin

   OriginalPaper Pages: 235 - 242

8. Identification of two populations of biogenic amine-containing cells in the mouse lung

   • J. A. Eaton Jr.
   • M. R. Fedde

   OriginalPaper Pages: 243 - 249

9. The effect of fixation conditions on the ultrastructural appearance of gastrin cell granules in the rat gastric pyloric antrum

   • N. J. McC. Mortensen
   • J. F. Morris

   OriginalPaper Pages: 251 - 263

10. The behaviour of centrioles and the formation of the flagellum in rooster and drake spermatids

    • Milan Maretta

    OriginalPaper Pages: 265 - 273

11. Ruthenium red staining of the neural lamella of the brain of Galleria mellonella

    • Hanna E. Dybowska
    • Andrzej B. Dutkowski

    OriginalPaper Pages: 275 - 284