1. Lateral connections between heart muscle cells as revealed by conventional and high voltage transmission electron microscopy

   • Thomas F. Robinson

   OriginalPaper Pages: 353 - 359

2. Qualitative and quantitative freeze-fracture studies on olfactory and nasal respiratory epithelial surfaces of frog, ox, rat, and dog

   • B. Ph. M. Menco

   OriginalPaper Pages: 361 - 373

3. Depletion of macrophages and disappearance of postcapillary high endothelial venules in lymph nodes deprived of afferent lymphatic vessels

   • H. R. Hendriks
   • I. L. Eestermans
   • E. C. M. Hoefsmit

   OriginalPaper Pages: 375 - 389

4. The posterior median eyes of the dinopid spider Menneus

   • A. D. Blest
   • D. S. Williams
   • Ling Kao

   OriginalPaper Pages: 391 - 403

5. Characterization of isolated villus and crypt cells from the small intestine of the adult mouse

   • P. Pothier
   • J. S. Hugon

   OriginalPaper Pages: 405 - 418

6. Rapid synthesis of photoreceptor membrane and assembly of new microvilli in a crab at dusk

   • Sally Stowe

   OriginalPaper Pages: 419 - 440

7. Postnatal development of somatotrophs and mammotrophs in the pars distalis of the C57BL mouse

   • Doris Burda Wilson
   • Eleanor Christensen

   OriginalPaper Pages: 441 - 448

8. Fine structure of the lateral areas of the rhombencephalic tela of the bullfrog, Rana catesbeiana

   • John E. Michaels
   • Patricia A. Tornheim

   OriginalPaper Pages: 449 - 463

9. Capsules of duck muscle spindles

   • M. N. Adal
   • S. B. Chew Cheng

   OriginalPaper Pages: 465 - 474

10. Glyoxylic acid fluorescence and ultrastructural studies of neurones in the coeliac-superior mesenteric ganglion of the aged rat

    • R. M. Santer
    • M. Partanen
    • A. Hervonen

    OriginalPaper Pages: 475 - 485

11. Pituitary serotonin: Responsiveness of levels to hormonal change and ultrastructural alterations associated with amine depletion

    • Eladio A. Nunez
    • Ann -Judith Silverman
    • Michael D. Gershon

    OriginalPaper Pages: 487 - 492

12. The adsorptive and transport capacity of tanycytes during the perinatal period of the rat

    • M. V. Ugrumov
    • M. S. Mitskevich

    OriginalPaper Pages: 493 - 501

13. Structural and microspectrofluorometric studies on glial cells from the periventricular and arcuate nuclei of the rat hypothalamus

    • L. Goldgefter
    • A. S. Schejter
    • D. Gill

    OriginalPaper Pages: 503 - 510

14. The distribution and cellular origin of vasoactive intestinal polypeptide in the avian gastrointestinal tract and pancreas

    • C. Vaillant
    • R. Dimaline
    • G. J. Dockray

    OriginalPaper Pages: 511 - 521