Leydig cell mitoses in human testes bearing early germ cell tumors Heidrun LaukeKatrin BehrensAdolf-Friedrich Holstein OriginalPaper Pages: 475 - 479
Neuropeptide Y-like immunoreactivity in the cardiovascular nerve plexus of the elasmobranchs Raja erinacea and Raja radiata Christina BjenningWilliam DriedzicSusanne Holmgren OriginalPaper Pages: 481 - 486
An experimental and ultrastructural study on the development of the avian choroid plexus J. WiltingB. Christ OriginalPaper Pages: 487 - 494
Galanin-, neuropeptide Y- and enkephalin-like immunoreactivities in catecholamine-storing paraganglia of the fetal guinea pig and newborn pig G. FriedB. MeisterM. Goldstein OriginalPaper Pages: 495 - 504
Distribution of peroxidase and iodination activity in the endostyles of Oikopleura albicans and Oikopleura longicauda (Appendicularia, Chordata) G. FredrikssonR. FenauxL. E. Ericson OriginalPaper Pages: 505 - 510
Topography of Ca2+-sequestering endoplasmic reticulum in photoreceptors and pigmented glial cells in the compound eye of the honeybee drone O. BaumannB. Walz OriginalPaper Pages: 511 - 522
Coexistence of multiple peptides in small intensely fluorescent (SIF) cells of inferior mesenteric ganglion of the guinea pig Tanemichi ChibaSadahiko Masuko OriginalPaper Pages: 523 - 527
Distribution and characterization of neuropeptide Y-like immunoreactivity in the brain and pituitary of the goldfish A. PontetJ. M. DangerO. Kah OriginalPaper Pages: 529 - 538
Morphology of descending statocyst interneurons in the crayfish Procambarus clarkii Girard H. NakagawaM. Hisada OriginalPaper Pages: 539 - 551
Prostaglandins may play a signal-coupling role during phagocytosis in Amoeba proteus Robert D. PruschStella-Maris GoettePaula Haberman OriginalPaper Pages: 553 - 557
Ultrastructural and biochemical studies of lipolysis by lipolysosomes in chick hepatocytes Miharu Kanai OriginalPaper Pages: 559 - 565
Neurons controlling the gill vasculature in five species of teleosts Suzanne Dunel-ErbYannick BaillyPierre Laurent OriginalPaper Pages: 567 - 573
Role of intestinal mucus in crystal biogenesis: an electron-microscopical, diffraction and X-ray microanalytical study W. HumbertJ. C. VoegelV. Simonneaux OriginalPaper Pages: 575 - 583
Vasoactive intestinal polypeptide-immunoreactive nerves in the pulmonary vasculature of the aquatic file snake Acrochordus granulatus John A. DonaldHarvey B. Lillywhite OriginalPaper Pages: 585 - 588
Early stages of ciliogenesis in the respiratory epithelium of the nasal cavity of rabbit embryos G. P. LootsP. P. C. Nel OriginalPaper Pages: 589 - 594
Immunohistochemical localization of glial fibrillary acidic protein (GFAP) and vimentin in the subcommissural organ of the Mongolian gerbil (Meriones unguiculatus) P. Redecker OriginalPaper Pages: 595 - 600
Innervation of the gastrointestinal canal of the toad Bufo marinus by neurons containing 5-hydroxytryptamine-like immunoreactivity Colin AndersonGraeme Campbell OriginalPaper Pages: 601 - 609
Localization of calcium and phosphorus in early predentin-matrix components by electron spectroscopic imaging (ESI)-analysis in rat molars D. BlottnerH.-J. Wagner OriginalPaper Pages: 611 - 617
Terminal processes of serotonin neurons in the caudal spinal cord of the molly, Poecilia latipinna, project to the leptomeninges and urophysis Stewart L. CohenRichard M. Kriebel OriginalPaper Pages: 619 - 625
Appearance of lectin-binding sites during vascularization of the primordium of the central nervous system in 10 to 12-day-old mouse embryos H. Budihardjo WelimMichael ThiesRainer Herken OriginalPaper Pages: 627 - 630
Formation of a new fibrous attachment to human dental roots Aaron B. BernsteinElisabeth PreisigHubert E. Schroeder OriginalPaper Pages: 631 - 639
Neural activity pattern is not necessary for the development of adult ultrastructure in katydid (Neoconocephalus robustus) singing muscles Andrea Novicki OriginalPaper Pages: 641 - 644
Cultured fetal rat pituitaries kept in synthetic medium are able to initiate synthesis of trophic hormones Á. NemeskériB. Halász OriginalPaper Pages: 645 - 650
Immunocytochemical localization of hypocalcin in the endocrine cells of the corpuscles of Stannius in three teleost species (trout, flounder and goldfish) Sjoerd E. Wendelaar BongaPaul W. J. M. SmitsPeter K. T. Pang OriginalPaper Pages: 651 - 656
Ontogenetic development of thyrotropin-releasing hormone (TRH)-immunoreactive structures in the brain of the mallard embryo R. JózsaB. MessV. Csernus OriginalPaper Pages: 657 - 662
Distribution of substance P in the enteric plexuses of the small intestine of the platypus, Ornithorhynchm anatinus P. B. OsborneG. CampbellB. K. Evans OriginalPaper Pages: 663 - 667
High resolution scanning electron-microscopic study on the three-dimensional structure of the sarcoplasmic reticulum in the slow (tonic) muscle fibers of the frog, Rana nigromaculata Takuro OgataYuichi Yamasaki Short Communications Pages: 669 - 672
Atrial myoendocrine cells (cardiodilatin/atrial natriuretic polypeptide-containing myocardiocytes) are target cells for estradiol H. BackW. G. ForssmannW. E. Stumpf Short Communications Pages: 673 - 674
Cilia on bovine mammary epithelium: ultrastructural observations Stephen C. Nickerson Short Communications Pages: 675 - 677