The chemoreceptor surface of the taste organ in the frog Rana esculenta. A freeze-fracture analysis.

abstract：:In the fish retina, connexon densities of gap junctions in the outer horizontal cells are modulated in response to different light or dark adaptation times and wavelengths. We have examined whether the connexon density is a suitable parameter of gap junction coupling under in situ conditions. Short-term light adaptati...

journal_title：Cell and tissue research

authors： Kurz-Isler G,Voigt T,Wolburg H

更新日期：1992-05-01 00:00:00

abstract：:Expression of heat-shock protein 47 in intact and fibrotic liver and in hepatic constituent cells was investigated in mice. Immunohistochemical study of intact liver and Western blot analysis of the protein from isolated liver cells revealed that stellate cells and smooth muscle cells of interlobular vessels, but not ...

journal_title：Cell and tissue research

authors： Kawada N,Kuroki T,Kobayashi K,Inoue M,Nakatani K,Kaneda K,Nagata K

更新日期：1996-05-01 00:00:00

abstract：:We demonstrate the existence of nerve fibers possessing substance P (SP) and calcitonin gene-related peptide (CGRP) immunoreactivity in the mouse cervical ventral roots. The distribution of the SP and CGRP fibers was similar, but CGRP fibers were generally more numerous. Both types entered the ventral pia mater or for...

journal_title：Cell and tissue research

authors： Kimura M,Kishida R,Abe T,Goris RC,Kawai S

更新日期：1994-08-01 00:00:00

abstract：:Human gingival fibroblasts were cultured with collagen fibrils. The precise process of collagen phagocytosis and the relationship between acid phosphatase activity and intracellular degradation of collagen were investigated by cytochemical methods at the ultrastructural level. The collagen fibrils were first engulfed ...

journal_title：Cell and tissue research

authors： Yajima T

更新日期：1986-01-01 00:00:00

abstract：:The ultrastructure of the contractile apparatus of the rat soleus muscle during the course of denervation atrophy was investigated. It was found that the ratio of thin the thick filaments increased in myofibrils of atrophying muscle fibers. Elevation of the ratio was observed as early as the second day after denervati...

journal_title：Cell and tissue research

authors： Jakubiec-Puka A,Kulesza-Lipka D,Krajewski K

更新日期：1981-01-01 00:00:00

abstract：:The isolated perfused heart model was used to examine the structure of rat cardiac capillaries and their permeability to macromolecules of various sizes. Haemoglobin (diameter 6.4 nm) and catalase (10.4 nm) did not cross the endothelium but remained on the luminal side. Cytochrome C (3 nm) and horseradish peroxidase (...

journal_title：Cell and tissue research

authors： Ward BJ,Bauman KF,Firth JA

更新日期：1988-04-01 00:00:00

abstract：:Early diplotene oocytes from Necturus maculosus ranging from approximately 0.2 to 0.5 mm in diameter were examined by electron microscopy. In the smallest oocytes of this range, the cytoplasm is largely devoid of membranes, but contains primarily ribosomes and mitochondria. In slightly larger oocytes, smooth-surfaced ...

journal_title：Cell and tissue research

authors： Kessel RG,Tung HN,Beams HW,Lin JJ

更新日期：1986-01-01 00:00:00

abstract：:Neuroblastoma is an embryonal malignancy that affects normal development of the adrenal medulla and paravertebral sympathetic ganglia in early childhood. Extensive studies have revealed the molecular characteristics of human neuroblastomas, including abnormalities at genome, epigenome and transcriptome levels. However...

journal_title：Cell and tissue research

authors： Tsubota S,Kadomatsu K

更新日期：2018-05-01 00:00:00

abstract：:Caveolae or membrane vesicles are commonly observed in smooth and skeletal muscle as well as in working heart muscle. Using sections of fixed tissue and replicas of freeze-cleaved material, we show in this study that caveolae are also very numerous in sinus node cells of the rabbit, and to a lesser degree, in the atri...

journal_title：Cell and tissue research

authors： Masson-Pévet M,Gros D,Besselsen E

更新日期：1980-01-01 00:00:00

abstract：:Scanning electrom microscopy of the ventricular surface of the pars ventralis of the tuber cinereum of the frog Rana temporaria shows that it can be divided in (1) a dorsolateral area, characterized by the presence of very numerous large, solid, bulbous protrusions (2) a medial area, where the large bulbous structures...

journal_title：Cell and tissue research

authors： Dierickx K,De Waele G

更新日期：1975-05-27 00:00:00

abstract：:Colorectal adenocarcinomas were induced in male Wistar rats, by weekly subcutaneous administration of 1,2-dimethylhydrazine, classified according to the degree of differentiation and submitted to immunocytochemistry for the peptides cholecystokinin (CCK), gastrin, gastric inhibitory polypeptide (GIP), glucagon, neurot...

journal_title：Cell and tissue research

authors： Johnston CF,O'Neill AB,O'Hare MM,Buchanan KD

更新日期：1986-01-01 00:00:00

abstract：:We have recently reported that Sox2-expressing pituitary stem/progenitor cells contact each other via a tight-junction protein CAR to form stem/progenitor cell niches in the marginal cell layer facing the lumen and in the clusters scattered in the parenchyma of the anterior lobe. However, the microenvironment of the n...

journal_title：Cell and tissue research

authors： Yoshida S,Kato T,Higuchi M,Chen M,Ueharu H,Nishimura N,Kato Y

更新日期：2015-03-01 00:00:00

abstract：:A recently developed immunohistochemical technique for serotonin (Steinbusch et al. 1978) was used in the present investigation to study the occurrence of this indoleamine in the granulated epithelial cells of neuro-epithelial bodies (NEB). Lungs from neonatal rabbits and pigs exhibit immunoreactive cell groups identi...

journal_title：Cell and tissue research

authors： Lauweryns JM,de Bock V,Verhofstad AA,Steinbusch HW

更新日期：1982-01-01 00:00:00

abstract：:The prolactin-producing cells are the first hormone-producing cells of the pars distalis to be differentiated within Ambystoma gracile. They first appear when the larvae attain a length of approximately 3.0 cm snout to vent length (SVL). Thyrotropes are observed as the next chromophilic cells to appear, and they occur...

journal_title：Cell and tissue research

authors： Eagleson GW,McKeown BA

更新日期：1978-05-18 00:00:00

abstract：:Whole pigs lenses were fixed, critical-point dried and fractured, and the internal surfaces examined with a scanning electron microscope. At various locations from the equator to the center of the lens four types of fibers can be distinguished. The superficial fibers have small interdigitations. Cortical lens fibers, ...

journal_title：Cell and tissue research

authors： Hoyer HE

更新日期：1982-01-01 00:00:00

abstract：:In the chironomid Acricotopus lucidus, germ line-soma differentiation becomes evident with the formation of the pole cells and the elimination of the germ line-limited chromosomes (Ks) from the future somatic nuclei of the embryo. Unlike in Drosophila, the early nuclear divisions do not proceed synchronously in A. luc...

journal_title：Cell and tissue research

authors： Staiber W

更新日期：2000-11-01 00:00:00

abstract：:The distribution of somatostatin and cocaine and amphetamine-regulated transcript (CART) was investigated in rat intracardiac ganglia. Somatostatin immunoreactivity was only present in nerve terminals, always colocalised with choline acetyltransferase immunoreactivity, surrounding approximately 10% of intracardiac neu...

journal_title：Cell and tissue research

authors： Richardson RJ,Grkovic I,Anderson CR

更新日期：2006-04-01 00:00:00

abstract：:Terrestrial hermit crabs of the genus Coenobita display strong behavioral responses to volatile odors and are attracted by chemical cues of various potential food sources. Several aspects of their sense of aerial olfaction have been explored in recent years including behavioral aspects and structure of their periphera...

journal_title：Cell and tissue research

authors： Polanska MA,Kirchhoff T,Dircksen H,Hansson BS,Harzsch S

更新日期：2020-06-01 00:00:00

abstract：:During metamorphosis, the frog intestine goes through a dramatic shortening with extensive apoptosis and regeneration in the epithelial layer and connective tissue. Our aim was to study changes in the enteric nervous system represented by one inhibitory (vasoactive intestinal polypeptide; VIP) and one excitatory (subs...

journal_title：Cell and tissue research

authors： Sundqvist M,Holmgren S

更新日期：2004-04-01 00:00:00

abstract：:Regions within frog semitendinosus muscle that are rich in tonic muscle cells were identified histochemically by myosin adenosine triphosphatase- and succinic dehydrogenase-staining procedures. Bundles of cells still attached to tendinous insertions were removed from those sites, prepared for electron microscopy and s...

journal_title：Cell and tissue research

authors： Tidball JG,Daniel TL

更新日期：1986-01-01 00:00:00

abstract：:The use of antibodies to alpha-(17--39) ACTH, beta-LPH, and alpha- and beta-endorphins has enabled the detection of immunoreactive cells as early as the eight week of fetal life. Immunoreactive cells are located in the anterior and intermediate lobes of the pituitary gland in normal human fetuses. The same cells react...

journal_title：Cell and tissue research

authors： Bégeot M,Dubois MP,Dubois PM

更新日期：1978-10-30 00:00:00

abstract：:We previously described the presence of MHC class II (HLA-DR) antigens, structurally similar to those on lymphoid cells and bearing the genetically-appropriate allotypic determinants, on human adrenocortical cells in the zona reticularis of normal glands. We now report a similar expression by granulosa-lutein cells (G...

journal_title：Cell and tissue research

authors： Khoury EL,Marshall LA

更新日期：1990-11-01 00:00:00

abstract：:The otoliths of embryos and young animals of the lizard Podarcis s. sicula were studied by X-ray diffraction and scanning electron microscopy. Two types of crystal that give different X-ray diffraction patterns were found in the membranous labyrinth of Podarcis. The crystals consist of calcite or aragonite and are eas...

journal_title：Cell and tissue research

authors： Marmo F,Franco E,Balsamo G

更新日期：1981-01-01 00:00:00

abstract：:Larvae of Ascidia malaca, both before and after hatching, were treated with L-thyroxine solutions. The effect of the thyroid hormone was to induce the onset of metamorphosis and then to cause the rate at which body reorganization occurred to increase. In treated larvae the resorption of the tail occurred only few hour...

journal_title：Cell and tissue research

authors： Patricolo E,Ortolani G,Cascio A

更新日期：1981-01-01 00:00:00

abstract：:The expression of corticosteroids and regional expression 16 (CR16) and neural Wiscott-Aldrich syndrome protein (N-WASP) was studied in the testes of men with idiopathic azoospermia by (1) immunohistochemistry and Western blot to detect the expression of CR16 and N-WASP protein, (2) reverse transcription with the poly...

journal_title：Cell and tissue research

authors： Xiang W,Wen Z,Pang W,Hu L,Xiong C,Zhang Y

更新日期：2011-06-01 00:00:00

abstract：:Using isoenzyme-specific antisera, we have studied the distribution of protein kinase C isoforms in fetal mouse organs at the developmental age of 17 days. Two different sets of antibodies, produced by different manufacturers, were employed in this study. The specificity of the antisera was tested by immunoblotting ex...

journal_title：Cell and tissue research

authors： Bareggi R,Grill V,Zweyer M,Narducci P,Martelli AM

更新日期：1995-06-01 00:00:00

abstract：:The desert locust Schistocerca gregaria is a major agricultural pest in North Africa and the Middle East. As such, it has been intensely studied, in particular with respect to population dynamics, sensory processing, feeding behavior flight and locomotor control, migratory behavior, and its neuroendocrine system. Bein...

journal_title：Cell and tissue research

authors： von Hadeln J,Althaus V,Häger L,Homberg U

更新日期：2018-10-01 00:00:00

abstract：:The distribution pattern of adrenergic fibres innervating the ocular choroid membrane of the chicken was studied by means of fluorescence and electron microscopy. In addition, the origin of these fibres was investigated after superior cervical ganglionectomy. Adrenergic axons reach the choroid, partly forming the peri...

journal_title：Cell and tissue research

authors： Guglielmone R,Cantino D

更新日期：1982-01-01 00:00:00

abstract：:The median eminence/pituitary stalk represents the final common pathway for fibers from neurons that project to the pituitary gland. We have used the lipophilic fluorescent tracer 1,1'-dioctadecyl-3,3,3',3'-tetramethylindocarbocyanine perchlorate (DiI) to determine the location of neurons projecting to the median emin...

journal_title：Cell and tissue research

authors： Knapp R,Silver R

更新日期：1995-04-01 00:00:00

abstract：:Rab11, a small monomeric GTPase associated with recycling endosomes, is a key molecule in the regulation of vesicular trafficking and is involved in the development and differentiation of many Drosophila tissues through interaction with diverse signaling pathways. In this study, we report for the first time that Rab11...

journal_title：Cell and tissue research

authors： Choubey PK,Roy JK

更新日期：2017-02-01 00:00:00