Ultrastructure and differentiation of ascidian muscle Michael J. CaveyRichard A. Cloney OriginalPaper Pages: 289 - 313
Silicon-containing granules of rat liver, kidney and spleen mitochondria Charles W. MehardBenjamin E. Volcani OriginalPaper Pages: 315 - 327
Autoradiographic study on the localization of estradiol-17β in neonatal mouse uterus and cervix Arne EideTor Magne Fossberg OriginalPaper Pages: 329 - 337
On the fine structure of the electrocyte of Electrophorus electricus L. Raul Dodsworth MachadoWanderley de SouzaGustavo de Oliveira Castro OriginalPaper Pages: 355 - 366
Subsarcolemmal mitochondria and capillarization of soleus muscle fibers in young rats subjected to an endurance training W. Müller OriginalPaper Pages: 367 - 389
Hypothalamic and hormonal control of the photoperiodically induced vernal functions in the White-crowned Sparrow, Zonotrichia leucophrys gambelii Katsuhiko Yokoyama OriginalPaper Pages: 391 - 416
Localization of K+-Stimulated p-NPPase in the lachrymal ‘Salt’ gland of Malaclemys, using cytochemical and autoradiographical techniques I. G. ThompsonF. B. M. Cowan OriginalPaper Pages: 417 - 426
Relationship between the chromatoid body and the acrosomal system in early spermatids of Myxine glutinosa L. Ingrid Alvestad-GraebnerHans Adam Short Communication Pages: 427 - 430