1. Cytoplasmic actomyosin fibrils in tissue culture cells

   • G. Isenberg
   • P. C. Rathke
   • K. E. Wohlfarth-Bottermann

   OriginalPaper Pages: 427 - 443

2. Synaptoid profiles in regenerating crustacean peripheral nerves

   • Ruth H. Nordlander
   • Marcus Singer

   OriginalPaper Pages: 445 - 460

3. Localization of dopamine in the endocrine hypothalamus of the rat

   • David E. Scott
   • John R. Sladek Jr.
   • Celia D. Sladek

   OriginalPaper Pages: 461 - 473

4. The differentiation of cytotoxic T lymphocytes in vitro

   • Alex Matter
   • Elizabeth Simpson

   OriginalPaper Pages: 475 - 488

5. The myelinated parallel fibers of the cerebellar cortex and their regional distribution

   • W. Lange

   OriginalPaper Pages: 489 - 496

6. The fine structural localization of testicular phosphatases in man: The control testis

   • Steven S. Barham
   • Jerry D. Berlin
   • Randolph B. Brackeen

   OriginalPaper Pages: 497 - 510

7. Neurosecretory cell types in the eyestalk of the freshwater prawn Palaemon paucidens

   • Setsuji Hisano

   OriginalPaper Pages: 511 - 520

8. The lateral recess of the third ventricle in teleosts: An electron microscopic and golgi study

   • A. P. Evan
   • L. S. Demski
   • L. C. Saland

   OriginalPaper Pages: 521 - 530

9. A structural study of the anal papillae of the midge Chironomus riparius Meigen (Diptera: Chironomidae)

   • Peter F. Credland

   OriginalPaper Pages: 531 - 540

10. Quantitative changes of the C-cell population in the rat thyroid during postnatal ontogenesis

    • M. Petkó
    • Gy. Rigó
    • Zsuzsa Varga

    OriginalPaper Pages: 541 - 552

11. Comparison of the early chromatin reaction of the mouse thymocytes incubated with phytohemagglutinin and Concanavalin A

    • J. Myśliwska
    • A. Myśliwski
    • J. Witkowski

    OriginalPaper Pages: 553 - 561