1. The location of LH-RH neurons in the rat hypothalamus and their pathways to the median eminence

   • Y. Ibata
   • K. Watanabe
   • K. Imagawa

   OriginalPaper Pages: 381 - 395

2. Morphological and physiological aspects of melanophores in primary culture from tadpoles of Xenopus laevis

   • R. Seldenrijk
   • D. R. W. Hup
   • F. C. G. van de Veerdonk

   OriginalPaper Pages: 397 - 409

3. Control of the pars intermedia of the lizard, Anolis carolinensis

   • Leonard Larsson
   • Esteban M. Rodríguez
   • Patrick Meurling

   OriginalPaper Pages: 411 - 426

4. Synaptogenic effect of estrogen on the hypothalamic arcuate nucleus of the adult female rat

   • A. Matsumoto
   • Y. Arai

   OriginalPaper Pages: 427 - 433

5. Estrogen target cells in the pituitary of platyfish, Xiphophorus maculatus

   • Ye Soon Kim
   • Madhabananda Sar
   • Walter E. Stumpf

   OriginalPaper Pages: 435 - 440

6. Fine structure of the transitional zone of the rat seminiferous tubule

   • Matti Nykänen

   OriginalPaper Pages: 441 - 454

7. Quantitative comparison of low- and high-output neuromuscular synapses from a motoneuron of the lobster (Homarus americanus)

   • C. K. Govind
   • D. E. Meiss

   OriginalPaper Pages: 455 - 463

8. Embryonic development and secretory differentiation in the pars tuberalis of the mouse hypophysis

   • M. E. Stoeckel
   • C. Hindelang-Gertner
   • A. Porte

   OriginalPaper Pages: 465 - 476

9. Formation of sarcomeres in the embryonic heart of the lobster

   • T. G. Burrage
   • R. G. Sherman

   OriginalPaper Pages: 477 - 486

10. Vascular organization of the catfish gill filament

    • E. J. Boland
    • K. R. Olson

    OriginalPaper Pages: 487 - 500

11. Membrane specializations in the peripheral retina of the housefly Musca domestica L.

    • Che Chi
    • Stanley D. Carlson
    • Richard L. Marie

    OriginalPaper Pages: 501 - 520

12. The effect of L-DOPA on the ultrastructure of the adenohypophysis of the Chinese quail, Excalfactoria chinensis

    • F. Harrisson

    OriginalPaper Pages: 521 - 526

13. Development of the basal lamina and extracellular materials in the early chick embryo

    • E. J. Sanders

    OriginalPaper Pages: 527 - 537

14. The hypothalamo-hypophysial system in the ground squirrel, Citellus erythrogenys Brandt

    • M. N. Yurisova
    • A. L. Polenov

    OriginalPaper Pages: 539 - 556