abstract：:The membrane systems of cardiac muscle cells of the euphausiacean Meganychtiphanes norvegica are described. Transverse tubules are found both at the Z-band level (TZ-tubules) and at the H-band level (Th-tubules). Within the sarcomere narrow longitudinal tubules branch off from the TZ-tubules. At the H-band level these...

journal_title：Cell and tissue research

authors： Myklebust R

更新日期：1977-07-15 00:00:00

abstract：:Correlations between the presence of surface coat and immobilization antigen of Paramecium tetraurelia were studied. Supravital, partial removal of the surface coat resulted in accelerated response of monobacterially and axenically grown cells to the homologous antiserum. Ciliates pretreated with trypsin or pronase (0...

journal_title：Cell and tissue research

authors： Wyroba E

更新日期：1977-07-11 00:00:00

abstract：:The origin and renewal of the argentaffin cells in the pyloric glands of hamsters were studied by flash, cumulative and pulse labelling autoradiography with 3H-thymidine. The argentaffin cells were identified by the Diazo Method using Fast Red B Salt. By flash labelling autoradiography, it was shown that the argentaff...

journal_title：Cell and tissue research

authors： Hattori T,Niki H,Fujita S

更新日期：1977-06-20 00:00:00

abstract：:Chondrocytes were isolated enzymatically from rabbit ear cartilage, grown in vitro or as autotransplants for 1, 2 or 5 weeks and then examined by transmission electron microscopy. A confluent monolayer formed rapidly in vitro and the cells later grew in multiple overlapping layers, producing thick sheets of cartilagin...

journal_title：Cell and tissue research

authors： Thyberg J,Hinek A

更新日期：1977-05-31 00:00:00

abstract：:The adenohypophysial primordium of Xenopus laevis tadpoles at stages 33/34 to 46 (Nieuwkoop and Faber, 1956) were examined immunohistologically for alpha-MSH, beta-MSH and ACTH. beta-MSH was demonstrated from stage 37/38 onwards, and alpha-MSH from stage 39. No signs of ACTH production were detected. alpha-MSH and bet...

journal_title：Cell and tissue research

authors： Erik N,Nyholm I,Doerr-Schott J

更新日期：1977-05-16 00:00:00

abstract：:The two calcium antagonistic agents lanthanum and tetracaine cause severe disturbances in the secretory process of the exocrine pancreas, including inhibition of the rate of protein synthesis and exocytosis. The former effect resulted mainly from the inhibition of amino acid transport. Lanthanum in a concentration up ...

journal_title：Cell and tissue research

authors： Bieger W,Peter S,Völkl A,Kern HF

更新日期：1977-05-10 00:00:00

abstract：:Right superior cervical sympathectomy was performed in one-day old rats. This operation had a small but definite effect on the postnatal development of the submandibular gland. The gland on the sympathectomized side weighed less and contained smaller amounts of DNA, RNA and protein than the contralateral intact gland....

journal_title：Cell and tissue research

authors： Srinivasan R,Chang WW

更新日期：1977-05-10 00:00:00

abstract：:The effects of cytochalasin B (CB) on pancreatic structure and amylase release were studied by use of pancreatic fragments, isolated acini and isolated acinar cells. In pancreatic fragments and isolated acini CB caused the disappearance of microfilaments underlying the apical plasma membrane, loss of apical microvilli...

journal_title：Cell and tissue research

authors： Williams JA

更新日期：1977-04-29 00:00:00

abstract：:An ultrastructural study of the rostral pars distalis of the pituitary of Aphanius dispar specimens taken from freshwater or hypersaline marshes revealed significant structural differences which indicate higher activity of the prolactin cells in the hypotonic medium. Prolactin cells from freshwater specimens had large...

journal_title：Cell and tissue research

authors： Abraham M,Dinari-Lavie V,Lotan R

更新日期：1977-04-20 00:00:00

abstract：:LW13K2 cells, a clone of a spontaneously in vitro transformed derivative of embryonic Lewis rat fibroblastic cells, were studied by phase contrast cine-light microscopy, scanning electron microscopy (SEM) and transmission electron microscopy (TEM). The ruffles found at the advancing edge of cells grown on glass substr...

journal_title：Cell and tissue research

authors： Boyde A,Bailey A

更新日期：1977-04-07 00:00:00

abstract：:An ectodermal network of nerve cells has been observed in the echinopluteus. It seems to connect the ectodermal cell bodies with each other and with deeper parts of the nerve system. Together with the neurohumour containing parts of the ventral and oral ciliated bands, the nerve cells probably provide the larva with t...

journal_title：Cell and tissue research

authors： Ryberg E

更新日期：1977-04-07 00:00:00

abstract：:The effect of phenylthiourea (PTU) on the pigment epithelium and the photoreceptor cells in the developing retina of Haplochromis burtoni was studied by electron microscopy. In the retinal pigment epithelium of 6-day old embryos, both types of melanin granule (spindle-shaped and rod-shaped) are already found. PTU inhi...

journal_title：Cell and tissue research

authors： Pietzsch-Rohrschneider I

更新日期：1977-03-09 00:00:00

abstract：:Neurosecretory pathways were examined in normal male rats by the use of the immunoperoxidase technique for the localization of neurophysin in Bouin-fixed, deparaffinized sections. Using this technique two projections of extrahypothalamic neuorosecretory fibers can be traced to the sites of origin of the choid plexuses...

journal_title：Cell and tissue research

authors： Brownfield MS,Kozlowski GP

更新日期：1977-03-01 00:00:00

abstract：:Three types of sensilla occurring on the lips and on the antennae of Peripatopsis moseleyi have been investigated by scanning and transmission electron microscopy. On the lips sensory spines can be found which contain numerous cilia originating from bipolar receptor cells. They reach the tip of the spine where the cut...

journal_title：Cell and tissue research

authors： Storch V,Ruhberg H

更新日期：1977-02-14 00:00:00

abstract：:The ultrastructure of the mid-gut cells of female Nasonia vitripennis is described. The mid-gut consists of a uniform, single-cell epithelium. The cells of different gut regions were analysed using morphometric techniques in order to determine any differences in the components. The structure of the cells is described ...

journal_title：Cell and tissue research

authors： Davies I,King PE

更新日期：1977-02-09 00:00:00

abstract：:The neurosecretory cells of the ventral ganglia in the adult dragonfly, Orthetrum chrysis, are classified into A, B, C1 and C2 cells. The neurosecretory material in the ventral ganglia is composed of PAS-positive material with 1-, 2-glycol groups and some proteins. The proteins rich in cystine or cysteine occur predom...

journal_title：Cell and tissue research

authors： Tembhare DB,Thakare VK

更新日期：1977-02-09 00:00:00

abstract：:Transplantation of a small fragment of the ileum beneath the kidney capsule in syngenic mice results in the formation of a cyst lined with proliferating intestinal epithelium. The duration of the cell cycle in the epithelium was determined (using tritiated thymidine and the FLM method) as 14.5 h, as compared with 11.5...

journal_title：Cell and tissue research

authors： Rowinński J,Kucharczyk K,Boniecka T

更新日期：1977-02-02 00:00:00

abstract：:By means of single and double immuno-enzyme cytochemical staining techniques, it was shown that the external region of the amphibian median eminence contains separate vasotocinergic and mesotocinergic nerve fibres. Moreover, it was demonstrated that the vasotocinergic fibres also contain neurophysin. In animals in whi...

journal_title：Cell and tissue research

authors： Dierickx K,Vandesande F

更新日期：1977-02-02 00:00:00

abstract：:The projections of ocellar fibres within the brain and thorax of the honey bee, Apis mellifera, were established using a modified cobalt sulphide technique, supplemented by serial sectioning of the brain for the light microscope. The results are: 5 large fibres in each lateral nerve and 12 in the median nerve have wid...

journal_title：Cell and tissue research

authors： Pan KC,Goodman LJ

更新日期：1977-01-24 00:00:00

abstract：:Blue-green fluorescent subependymal cells with intraventricular processes were shown by the fluorescent histochemical method to be distributed from the preoptic recess to the infundibular recess of the frog hypothalamus. Electron microscopy revealed at least two types of CSF-contacting subependymal cells, type 1 conta...

journal_title：Cell and tissue research

authors： Nakai Y,Ochiai H,Shioda S,Ochi J

更新日期：1977-01-20 00:00:00

abstract：:The luminal surface features and junctional complexes from developing blood vessels in the rat central nervous system have been studied by high-voltage electron microscopy and scanning electron microscopy. Developing blood vessels exhibit three types of luminal projections; marginal folds or ridges at junctional compl...

journal_title：Cell and tissue research

authors： Hannah RS

更新日期：1977-01-04 00:00:00

abstract：:The membranes of the microvilli of UV- and green-photoreceptors of the ant Myrmecia gulosa have been studied with the freeze-fracture technique. Both inner fracture faces, the cytoplasmic P-face and the extracellular E-face, are covered by globular particles. The P-face particles appear to be randomly distributed, occ...

journal_title：Cell and tissue research

authors： Nickel E,Menzel R

更新日期：1976-12-10 00:00:00

abstract：:The mole has a single pair of accessory sex organs with features of both the prostate and the seminal vesicle, for which the term prostate gland is not appropriate. Seasonal changes occuring in this gland were related to four periods: a) the quiescence period, b) the maturation period, c) the active period and d) the ...

journal_title：Cell and tissue research

authors： Aumüller G,Greenberg J

更新日期：1976-12-10 00:00:00

abstract：:A total of 20 Golgi-impregnated cone horizontal cells of Nannacara anomala (Cichlidae) were studied in alternating semi- and ultrathin sections in order to examine their connections with the overlying square mosaic of equal double and central single cones. Cone horizontal cells exhibiting three types of processes: (a)...

journal_title：Cell and tissue research

authors： Wagner HJ

更新日期：1976-11-24 00:00:00

abstract：:The ultrastructural organization of the axons of retinula cells of the eye of the wax moth Galleria mellonella are described. The axons traverse an appreciable distance between the basement membrane of the retina and the lamina ganglionaris of the optic lobe of the brain. The optic tract was reconstructed from serial ...

journal_title：Cell and tissue research

authors： Stone GC,Koopowitz H

更新日期：1976-11-18 00:00:00

abstract：:The general ultrastructure of the electrocyte, the basic unit of the electric organs of Electrophorus electricus, is analyzed. Presented herein are detailed observations of the syncytial surface, its fibrillar coat, invaginations of the plasma membrane and synaptic terminals. Using Thiéry's method glycogen granules we...

journal_title：Cell and tissue research

authors： Machado RD,de Souza W,Pereira GC,de Oliveira Castro G

更新日期：1976-11-10 00:00:00

abstract：:The pancreatic endocrine tissue of Fugu rubripes rubripes consists of numerous round principal islets (Brockmann bodies) of various sizes scattered around the gall-bladder. The endocrine cells are divided into A-, B-, D-, and Ff-cells. Each cell type was identified by comparing thick and thin sections in both light an...

journal_title：Cell and tissue research

authors： Kobayashi K,Shibasaki S,Takahashi Y

更新日期：1976-10-29 00:00:00

abstract：:Epidermal septate junctions of Nereis sp. and Cirriformia sp. fixed with OsO4 or glutaraldehyde/OsO4 display variable structure in electron micrographs. In transverse section the septa are often indistinct and obscured by opaque material that fills the junctional cleft. Septa (spaced at 180--280 A) are more clearly de...

journal_title：Cell and tissue research

authors： Baskin DG

更新日期：1976-10-22 00:00:00

abstract：:Enzyme-histochemical methods were used to study the metabolic activity of specialized ependyma of the ventrolateral walls and floor of the third ventricle in young male and female rats during the "critical period" of sexual differentiation of the hypothalamus (one week after birth). Histochemical tests were conducted ...

journal_title：Cell and tissue research

authors： Akmayev IG,Fidelina OV

更新日期：1976-10-13 00:00:00

abstract：:The reaction of nerve endings in the median eminence of the rat to zinc iodide-osmium tetroxide (ZIO) staining was examined electron microscopically under normal and experimental conditions. The experimental condition of catecholamine exhaustion in the nerve endings was induced by the administration of H44/68 and rese...

journal_title：Cell and tissue research

authors： Matsuura T,Ibata Y,Sano Y

更新日期：1976-10-13 00:00:00

abstract：:The fine structure of the kidney is studied in the sexually mature male three-spined stickleback after administration of an antiandrogen, cyproterone acetate. Under these conditions, the dedifferentiation of renal tubules is characterized by the same involutive processes as those induced by castration, with the differ...

journal_title：Cell and tissue research

authors： Mourier JP

更新日期：1976-10-13 00:00:00

abstract：:Two types of mitochondria-rich cells were found in the interplatelet areas of the gills of the migrating river lamprey. Both cell types are thought to be responsible for ion-transport across the gills. In the fresh-run migrant the gills are dominated by large, flask-shaped cells which show some ultrastructural similar...

journal_title：Cell and tissue research

authors： Morris R,Pickering AD

更新日期：1976-10-06 00:00:00

abstract：:Immunohistochemical localization of luteinizing hormone-releasing hormone (LH-RH), during different phases of the estrus cycle, in the preoptic, suprachiasmatic and arcuate nuclei, and in the OVLT of rats, with special emphasis on the ependymal cells, was studied by light, fluorescent and electron microscopy, by using...

journal_title：Cell and tissue research

authors： Naik DV

更新日期：1976-10-06 00:00:00

abstract：:A multilamellate body (MLB), bearing close resemblance to an array of annulate lamellae, has been observed in several adenohypophysial cell types of the teleost, Hemihaplochromis philander. In longitudinal section, each MLB comprises a ladder-like row of 12-50 sausage-shaped profiles, termed lamellae. A few lamellae i...

journal_title：Cell and tissue research

authors： Adamson JH,Rawdon BB

更新日期：1976-10-06 00:00:00

abstract：:Freeze-etch preparations of mesothelial cells taken from the peritoneum of mouse reveal the presence of vesicles invaginating the apical and the basal cell surfaces. These vesicles are scarcely seen within the cytoplasm. Long tortuous tubular profiles extend for considerable distance within the cytoplasm and are frequ...

journal_title：Cell and tissue research

authors： Baradi AF,Rayns DG

更新日期：1976-10-01 00:00:00

abstract：:The position, structure and function of the valves within the lateral sinus of the medical leech, Hirudo medicinalis, are described on the basis of vital, light- and electron microscopy. In this species the valvular apparatus consists of multiple elongated fir cone-shaped fibrous villi surrounding the orifices of the ...

journal_title：Cell and tissue research

authors： Hammersen F,Staudte HW,Möhring E

更新日期：1976-09-20 00:00:00

abstract：:Ten hamsters received repeated injections of 3H-thymidine for 4 days and were allowed to survive for 7, 28, 42 and 100 days. Changes in spatial distribution of the labelled cells and in labelling indices of each cell line in the gastric glands were studied at various days after 3H-thymidine, the labelled parietal cell...

journal_title：Cell and tissue research

authors： Hattori T,Fujita S

更新日期：1976-09-14 00:00:00

abstract：:An attempt has been made to reveal which of the nine different types of synapses in the fundus striati, discriminated in a previous study, degenerate following experimental lesions in the parafasciculo-center median complex of the cat. Two types of synaptic contacts were found to be degenerated two days after the lesi...

journal_title：Cell and tissue research

authors： Chung JW,Hassler R,Wagner A

更新日期：1976-09-06 00:00:00

abstract：:In Rana temporaria tadpoles, fluorescent fibres appear in the prospective eminentia mediana, the pars intermedia and the pars distalis at Gosner's stage 25. During prometamorphosis the amount of fluorescent material increases around the developing primary capillary plexus in the eminentia mediana. In the pars intermed...

journal_title：Cell and tissue research

authors： Aronsson S

更新日期：1976-09-01 00:00:00

abstract：:The attachment of the body of the snail Lymnaea stagnalis to the shell was studied by histochemistry and light and electron microscopy. Muscles of the body wall insert into the connective tissue by way of long thin projections of sarcolemma. The muscle cells end under the basement membrane of a specialised area of the...

journal_title：Cell and tissue research

authors： Plesch B

更新日期：1976-08-26 00:00:00