1. The use of ionic lanthanum as a diffusion tracer and as a marker of calcium binding sites

   • E. Weihe
   • W. Hartschuh
   • U. Brühl

   OriginalPaper Pages: 285 - 302

2. Ontogeny of rat pancreatic polypeptide (PP) cells

   • F. Sundler
   • R. Håkanson
   • L.-I. Larsson

   OriginalPaper Pages: 303 - 306

3. Effect of alloxan on rat pancreatic polypeptide (PP) cells

   • F. Sundler
   • R. Håkanson
   • L.-I. Larsson

   OriginalPaper Pages: 307 - 312

4. Immunohistochemical localization of neurotensin in endocrine cells of the gut

   • F. Sundler
   • R. Håkanson
   • E. A. Zimmerman

   OriginalPaper Pages: 313 - 321

5. The effects of different methods of fixation on central nervous system synaptic pinocytotic vesicles

   • M. Paula-Barbosa
   • M. A. Sobrinho-Simões
   • E. G. Gray

   OriginalPaper Pages: 323 - 332

6. DNA-synthesizing cells in human fetal thymus

   • C. Röpke
   • B. van Deurs
   • P. E. Høyer

   OriginalPaper Pages: 333 - 339

7. A Golgi study on the hypothalamus of amphibia

   • A. Fasolo
   • M. F. Franzoni

   OriginalPaper Pages: 341 - 354

8. The uptake of horseradish peroxidase by cortical synapses in rat brain

   • D. G. Jones
   • P. U. Cameron
   • L. T. Ellison

   OriginalPaper Pages: 355 - 373

9. Surface morphology of taste buds in catfish barbels

   • W. K. Ovalle
   • S. L. Shinn

   OriginalPaper Pages: 375 - 384

10. Electron microscopic studies of coated membranes in two types of gill epithelial cells of lamprey

    • Taisuke Nakao

    OriginalPaper Pages: 385 - 396

11. Fine structural studies on the thyroid gland of the normal domestic fowl

    • Ellen I. French
    • R. D. Hodges

    OriginalPaper Pages: 397 - 410

12. A possible role for placental lysosomes in the formation of villous syncytiotrophoblast

    • S. F. Contractor
    • R. W. Banks
    • H. Fox

    OriginalPaper Pages: 411 - 419

13. The topography of the caudal part of the paraventricular organ in Rana temporaria

    • N. Goossens

    OriginalPaper Pages: 421 - 426