Studies on the ultrastructure of the rotifer Habrotrocha rosa Donner (Aschelminthes). The alimentary system.

abstract：:The medial preoptic nucleus is a sexually dimorphic structure whose cytoarchitecture, afferent and efferent connections, and functions have been previously described. No detailed ultrastructural study has, however, been performed to date. Here we describe the ultrastructural organization of this important preoptic str...

journal_title：Cell and tissue research

authors： Panzica GC,Spigolon S,Castagna C

更新日期：1995-03-01 00:00:00

abstract：:The elaboration and distribution of newly formed proteins in the striated muscle of 21-day-old mice were investigated by quantitative radioautography at intervals between 2 and 240 min after intravenous injection of tritiated leucine. In radioautographs, the localization and the relative label concentration were compa...

journal_title：Cell and tissue research

authors： Dadoune JP,Terquem A,Alfonsi MF

更新日期：1978-10-17 00:00:00

abstract：:The effect of pilocarpine and food uptake on the rate of incorporation of [3H]-leucine in vivo was measured by means of quantitative radioautography in three exocrine cells of the rat: the acinar and the granular duct cells of the submandibular and the acinar cells of the parotid gland. The three cell types react diff...

journal_title：Cell and tissue research

authors： Kuijper-Lenstra AH,Kramer MF,van Venrooij WJ

更新日期：1975-12-18 00:00:00

abstract：:The fiber arrangement of the retinogeniculate pathways was investigated in the Japanese monkey chiasm by iontophoretical injections into the lateral geniculate nucleus of wheat germ agglutinin conjugated to horseradish peroxidase. The present data demonstrated that the horizontal and dorsoventral axes of the nasal ret...

journal_title：Cell and tissue research

authors： Naito J

更新日期：2000-12-01 00:00:00

abstract：:The vertebrate limb is a powerful model system for studying the cellular and molecular interactions that determine morphological pattern during embryonic development. Recent advances in our understanding of these interactions have shed new light on the molecular mechanisms of vertebrate limb development, evolution and...

journal_title：Cell and tissue research

authors： Cohn MJ,Bright PE

更新日期：1999-04-01 00:00:00

abstract：:Spermatozoa from the cauda epididymidis of gossypol-treated rats exhibit distinctive departures from the morphology of spermatozoa from control rats: wrinkled and disorganized cell membrane in the head and tail regions, cell membrane missing from segments of the tail midpiece and principal piece regions, malformed hea...

journal_title：Cell and tissue research

authors： Bozek SA,Jensen DR,Tone JN

更新日期：1981-01-01 00:00:00

abstract：:Dexamethasone (Dex) regulates osteoblastic and adipocytic differentiation in mesenchymal progenitor cells through regulation of Wnt/β-catenin signaling. To elucidate the regulatory mechanisms underlying the effects of Dex, we examine the expression of Axin2, which is an intracellular inhibitor of Wnt/β-catenin signali...

journal_title：Cell and tissue research

authors： Naito M,Mikami Y,Takagi M,Takahashi T

更新日期：2013-12-01 00:00:00

abstract：:This is the first report on the ultrastructural pattern of distribution of nicotinamide adenine dinucleotide phosphate diaphorase (NADPH-d) in endothelial cells, using the rabbit aorta, and its colocalization with the neuronal isoform (type I) of nitric oxide synthase. About 30% of the endothelial cells showed a posit...

journal_title：Cell and tissue research

authors： Loesch A,Belai A,Burnstock G

更新日期：1993-12-01 00:00:00

abstract：:A study of the organisation of the locust dorsal ocellus shows that the structure is designed to provide the maximum possible effective aperture. The condenser-like cuticular lens and the dispersal of the rhabdome over a large proportion of the circumferential area of the retinula cells increases the light gathering p...

journal_title：Cell and tissue research

authors： Goodman LJ,Mobbs PG,Kirkham JB

更新日期：1979-02-28 00:00:00

abstract：:The high affinity IgE receptor on mast cells and basophils is composed of 3 subunits, alpha, beta and gamma. A polyclonal antibody was raised in rabbits to a 13 amino acid synthetic peptide corresponding to the amino terminal portion of the gamma subunit. The antiserum was screened using Western blots of solubilized R...

journal_title：Cell and tissue research

authors： Jamur MC,Oliver C

更新日期：1996-04-01 00:00:00

abstract：:Retinae of Abyssinian cats homozygous for a retinal degeneration gene, and normal controls, have been investigated using antibodies directed against opsin, transducin alpha (TD-alpha), S-antigen (48K protein), interphotoreceptor retinoid-binding protein (IRBP), and cone outer segments. IRBP-immunoreactivity (IR) is mu...

journal_title：Cell and tissue research

authors： Narfström K,Nilsson SE,Wiggert B,Lee L,Chader GJ,van Veen T

更新日期：1989-09-01 00:00:00

abstract：:Dietary restriction (DR) retards physical growth, resulting in small body size, reduced liver weight and reduced number of hepatocytes in rats. We examined the effects of DR on proliferation and apoptosis of hepatocytes during development and explained these changes subcellularly using immunohistochemistry for bromode...

journal_title：Cell and tissue research

authors： Higami Y,Shimokawa I,Ando K,Tanaka K,Tsuchiya T

更新日期：2000-03-01 00:00:00

abstract：:The dorsal root ganglion (DRG) and dorsal horn of the spinal cord are areas through which primary afferent information passes enroute to the brain. Previous studies have reported that, during normal neuronal activity, the regional distribution of a second messenger, diacylglycerol (DG), which is derived from phosphoin...

journal_title：Cell and tissue research

authors： Sasaki H,Hozumi Y,Hasegawa H,Ito T,Takagi M,Ogino T,Watanabe M,Goto K

更新日期：2006-10-01 00:00:00

abstract：:Colonies of the ascidian Botryllus schlosseri undergo recurrent generation changes in which adult zooids are gradually resorbed and replaced by new blastogenic generations. During these periods, known as take-over phases, programmed cell death, which, on the basis of morphological analysis is ascribed to apoptosis, oc...

journal_title：Cell and tissue research

authors： Cima F,Basso G,Ballarin L

更新日期：2003-06-01 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：:Adenohypophysial primordia of rat embryos at 13 to 15 days gestation were cultured in Parker 199 synthetic medium for 2 to 11 days. At the end of the culture period their fine structure and the presence of immunoreactive trophic hormones using the peroxidase-labeled antibody technique were investigated. The degree of ...

journal_title：Cell and tissue research

authors： Nemeskéry A,Németh A,Sétáló G,Vigh S,Halász B

更新日期：1976-07-26 00:00:00

abstract：:Vitrification of biological specimens in liquid nitrogen can be achieved under high pressure (2,100 bars). This procedure obviates the use of aldehyde fixation and cryoprotection (glycerol). The present work demonstrates its applicability to the freeze-etching of mammalian brain tissue. Freeze-fracture repicas from ra...

journal_title：Cell and tissue research

authors： Moor H,Bellin G,Sandri C,Akert K

更新日期：1980-01-01 00:00:00

abstract：:Bovine granulosa cells from 3-7 mm follicles were cultured without anchorage in soft agar/methylcellulose solution for 14 days, with or without 50 ng/ml basic fibroblast growth factor. The granulosa cells divided to form colonies of cells. These were analysed by light and electron microscopy, immunohistochemistry and ...

journal_title：Cell and tissue research

authors： Rodgers HF,Lavranos TC,Vella CA,Rodgers RJ

更新日期：1995-12-01 00:00:00

abstract：:Effect of colchicine on the ultrastructure of taste bud cells was studied in the mouse. In untreated mice microtubules were abundant throughout the entire cytoplasm of type-III cells, but only in the apical cytoplasm of type-I cells. After 2 h of colchicine treatment, no microtubules were observed in any taste bud cel...

journal_title：Cell and tissue research

authors： Takeda M,Suzuki Y,Shishido Y

更新日期：1985-01-01 00:00:00

abstract：:High-density cultures are widely used as an in vitro model for studies of embryonic cartilage formation. In the present study we investigated the suitability of high-density cultures for the redifferentiation of dedifferentiated chondrocytes. When primary human chondrocytes were cultured in alginate beads, some cells ...

journal_title：Cell and tissue research

authors： Schulze-Tanzil G,de Souza P,Villegas Castrejon H,John T,Merker HJ,Scheid A,Shakibaei M

更新日期：2002-06-01 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 Sgcb-null mouse, with knocked-down β-sarcoglycan, develops severe muscular dystrophy as in type 2E human limb girdle muscular dystrophy. The mdx mouse, lacking dystrophin, is the most used model for Duchenne muscular dystrophy (DMD). Unlike DMD, the mdx mouse has mild clinical features and shows little fibrosis in...

journal_title：Cell and tissue research

authors： Gibertini S,Zanotti S,Savadori P,Curcio M,Saredi S,Salerno F,Andreetta F,Bernasconi P,Mantegazza R,Mora M

更新日期：2014-05-01 00:00:00

abstract：:Freeze-fracture replicas of the rat corpus callosum revealed prominent junctional strands in fractured cell membranes of the somata of oligodendrocytes. The junctional strands were characterized by an elaborate system of straight or slightly undulating rows of linear aggregates of particles or ridges in the P face and...

journal_title：Cell and tissue research

authors： Tani E,Itagaki T,Nakano M

更新日期：1977-10-21 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：:Mesenchymal stem cells (MSCs) are increasingly being reported as occurring in a variety of tissues. Although MSCs from human bone marrow are relatively easy to harvest, the isolation of rodent MSCs is more difficult, thereby limiting the number of experiments in vivo. To determine a suitable cell source, we isolated r...

journal_title：Cell and tissue research

authors： Yoshimura H,Muneta T,Nimura A,Yokoyama A,Koga H,Sekiya I

更新日期：2007-03-01 00:00:00

abstract：:Autophagy (cellular self-consumption) is an adaptive stress response and an important aspect of adaption to mechanical loading. If mechanical forces are associated with autophagy regulation in periodontal ligament (PDL) fibroblasts is still unknown. The aim of this study was to analyze the influence of force magnitude...

journal_title：Cell and tissue research

authors： Memmert S,Damanaki A,Weykopf B,Rath-Deschner B,Nokhbehsaim M,Götz W,Gölz L,Till A,Deschner J,Jäger A

更新日期：2019-12-01 00:00:00

abstract：:Nerve fibers connecting the brain with the pineal gland of the Mongolian gerbil (central pinealopetal fibers) were investigated by means of light and electron microscopy. Several myelinated fibers penetrate from the brain into the deep pineal gland, extend further into the pineal stalk and continue to the superficial ...

journal_title：Cell and tissue research

authors： Møller M,Korf HW

更新日期：1983-01-01 00:00:00

abstract：:We have analyzed the distribution of neural crest-derived precursors and the expression of catecholaminergic and neuronal markers in developing adrenal tissue of chick embryos. Undifferentiated neural crest cells are found in presumptive adrenal regions from embryonic day 3 (E3) onward. An increasing proportion of cel...

journal_title：Cell and tissue research

authors： Ernsberger U,Esposito L,Partimo S,Huber K,Franke A,Bixby JL,Kalcheim C,Unsicker K

更新日期：2005-01-01 00:00:00

abstract：:The therapeutic potency of delivered mesenchymal stem cells (MSCs) in tissue engineering applications may be improved by priming cells toward a differentiated state via coculture with native, differentiated cells prior to implantation; however, there is a lack of understanding in what may be the most efficacious metho...

journal_title：Cell and tissue research

authors： Seto SP,Casas ME,Temenoff JS

更新日期：2012-03-01 00:00:00

abstract：:The electric organs of embryonic Torpedo marmorata have been reacted with three cationic stains to evaluate the appearance and distribution of anionic sites. Ruthenium red, alcian blue and lysozyme were used at different pHs and found to react in a time-related manner to anionic components within the interelectrocyte ...

journal_title：Cell and tissue research

authors： Fox GQ

更新日期：1987-10-01 00:00:00