In vitro assembly properties of human type I and II hair keratins.

abstract：:G0-arrested human diploid fibroblasts, TIG-1, was stimulated to induce DNA synthesis by serum, epidermal growth factor (EGF), colchicine, colcemid, or 12-O-tetradecanoylphorbol-13-acetate (TPA). The induction of DNA synthesis was mediated by protein kinase C (PKC) when stimulated with TPA but not when stimulated with ...

journal_title：Cell structure and function

authors： Tsuji K,Ueno A,Ide T

更新日期：1991-02-01 00:00:00

abstract：:Epidermal growth factor (EGF) was derivatized at the amino terminus with N-succinimidyl 3-(2-pyridyldithio)propionate and then cross-linked to the cysteinyl residues of alpha 2-macroglobulin (alpha 2M) via disulfide bonds. The EGF-alpha 2M conjugate delivered EGF into dense lysosomal fractions through binding to alpha...

journal_title：Cell structure and function

authors： Ito F,Ito S,Shimizu N

更新日期：1984-06-01 00:00:00

abstract：:Vascular endothelial cells possess antithrombotic properties, which are determined by the balance between plasminogen activators (PAs) and PA inhibitors (PAls). A cell line, TKM-33, has been established and cloned from human umbilical vein endothelial cells, was previously reported to produce a large amount of urokina...

journal_title：Cell structure and function

authors： Ueshima S,Matsumoto H,Izaki S,Mitsui Y,Fukao H,Okada K,Matsuo O

更新日期：1999-04-01 00:00:00

abstract：:Myofibril assembly requires the cell to join diverse components, correctly oriented to the rest of the cell. Titin, a huge elastic protein with a role in myogenesis, assembles during translation in vivo and may require spatially organized mRNA to allow assembly. By immunofluorescence, we examined titin and myosin prot...

journal_title：Cell structure and function

authors： Fulton AB,Alftine C

更新日期：1997-02-01 00:00:00

abstract：:Ran is a nuclear Ras-like GTPase that is required for various nuclear events including the bi-directional transport of proteins and ribonucleoproteins through the nuclear pore complex, spindle formation, and reassembly of the nuclear envelope. One of the key regulators of Ran is RanGAP1, a Ran specific GTPase activati...

journal_title：Cell structure and function

authors： Takeda E,Hieda M,Katahira J,Yoneda Y

更新日期：2005-01-01 00:00:00

abstract：:1. Cofilin is an essential actin-regulating protein widely distributed in all eucaryotes. The structure and function of cofilin are conserved during evolution. 2. Cofilin depolymerizes F-actin in vitro at alkaline pH and severs F-actin in vitro at pH lower than 7.3. Overexpression of cofilin in viable cells induced bu...

journal_title：Cell structure and function

authors： Yahara I,Aizawa H,Moriyama K,Iida K,Yonezawa N,Nishida E,Hatanaka H,Inagaki F

更新日期：1996-10-01 00:00:00

abstract：:To study the effects of surface materials of cells on the behavior of other neighboring cells in a crowded culture, confluent sheets of rat 3Y1 fibroblasts were fixed and then 3Y1 cells were seeded on to them. Among confluent sheets unfixed, fixed with formalin and fixed with ethanol and an empty plastic dish surface,...

journal_title：Cell structure and function

authors： Okuda A,Sasaki M,Kimura G

更新日期：1990-10-01 00:00:00

abstract：:Many studies on in vitro transformation of human cells indicate that the cells must be immortalized before they can be neoplastically transformed, indicating that immortalization is a critical step in multistep neoplastic transformation of human cells. We immortalized three human cell lines by repeated treatment with ...

journal_title：Cell structure and function

authors： Mihara K,Iijima M,Kondo T,Namba M

更新日期：1996-04-01 00:00:00

abstract：:Immunohistochemical analyses of estradiol, progesterone and progesterone receptor were carried out in human salivary gland and salivary adenoid cystic carcinoma. Immunoreactivity to estradiol and progesterone was found in cytoplasm of the cells of the excretory duct system within normal salivary glands, whereas the pr...

journal_title：Cell structure and function

authors： Ozono S,Onozuka M,Sato K,Ito Y

更新日期：1992-06-01 00:00:00

abstract：:The Golgi stress response is a homeostatic mechanism that controls the capacity of the Golgi apparatus in accordance with cellular demands. When the capacity of the Golgi apparatus becomes insufficient (Golgi stress), transcription levels of Golgi-related genes encoding glycosylation enzymes, a Golgi structural protei...

journal_title：Cell structure and function

authors： Taniguchi M,Sasaki-Osugi K,Oku M,Sawaguchi S,Tanakura S,Kawai Y,Wakabayashi S,Yoshida H

更新日期：2016-07-30 00:00:00

abstract：:To evaluate the role of VAMP8/endobrevin in constitutive exocytosis, we have examined the exocytotic pathways of VAMP8 and human growth hormone, both GFP-tagged, by total internal reflection fluorescence microscopy (TIRF-M). Human GH-GFP and VAMP8-GFP were similarly expressed in small round vesicles and elongated tubu...

journal_title：Cell structure and function

authors： Okayama M,Arakawa T,Tanimura A,Mizoguchi I,Tajima Y,Takuma T

更新日期：2009-01-01 00:00:00

abstract：:Under unfavorable conditions for growth, haploid myxoamoebae of Physarum polycephalum retracted their pseudopodia and changed their cell shape into disk-like form, after which they constructed the cell walls to form microcysts. These morphological changes of haploid cells were associated with changes in intracellular ...

journal_title：Cell structure and function

authors： Shimada Y,Kasakura T,Yokota M,Miyata Y,Murofushi H,Sakai H,Yahara I,Murakami-Murofushi K

更新日期：1992-10-01 00:00:00

abstract：:A monoclonal type M-immunoglobulin (IgM) was generated in mice against a nuclease-urea extract of HeLa metaphase chromosomes. This antibody stains metaphase chromosomes from a variety of mammalian cultured cell types by indirect immunofluorescence. Antibody 12C7 reacts by western transfer technique with histone H1 in ...

journal_title：Cell structure and function

authors： Ortiz M,Bejarano LA,Rendón MC,Martin G,Brinkley BR,Valdivia MM

更新日期：1991-08-01 00:00:00

abstract：:Two types of DNA ligase, I and II, have been purified approximately 4,000-fold from mouse testes and 500-fold from nuclei of mouse spermatocytes. DNA ligase I and II consisted of single polypeptides with molecular weights of 95,000 and 65,000, respectively, according to the estimation by SDS-polyacrylamide gel electro...

journal_title：Cell structure and function

authors： Higashitani A,Tabata S,Endo H,Hotta Y

更新日期：1990-02-01 00:00:00

abstract：:The amount of intact 40S rRNA precursor was followed by Northern hybridization in the course of the early embryogenesis of wild-type Xenopus laevis and its anucleolate mutant. The total amount of 40S rRNA precursor did not alter appreciably until the midblastula stage, decreased at the late blastula stage, and then in...

journal_title：Cell structure and function

authors： Furuno N,Shiokawa K,Kobayashi H

更新日期：1988-04-01 00:00:00

abstract：:All trans retinoic acid (ATRA), a differentiation inducer for human myeloid NB4 cells, induced accumulation of lipid droplet as determined by positivity of Nile Red and Oil Red O in this cell line. Granulocyte colony-stimulating factor (G-CSF), although not having detectable effect by itself, exerted the additive effe...

journal_title：Cell structure and function

authors： Inazawa Y,Nakatsu M,Yasugi E,Saeki K,Yuo A

更新日期：2003-10-01 00:00:00

abstract：:The change in distribution of centrosomal phosphoproteins was examined in sea urchin eggs from fertilization to the first cleavage by immunofluorescence staining with the anti-phosphoprotein antibodies, MPM-1 and MPM-2. The antibodies reacted with female pronuclei in unfertilized eggs as well as centriolar complexes l...

journal_title：Cell structure and function

authors： Kuriyama R,Rao PN,Borisy GG

更新日期：1990-02-01 00:00:00

abstract：:Synapsin I, one of the major synaptic proteins, is thought to associate with synaptic vesicles and to play a regulatory role in neurotransmitter release. In mature neurons, it is concentrated almost exclusively in presynaptic nerve endings. Here, we studied the subcellular localization of synapsin I during the develop...

journal_title：Cell structure and function

authors： Harada A,Sobue K,Hirokawa N

更新日期：1990-12-01 00:00:00

abstract：:Pericentric regions form epigenetically organized, silent heterochromatin structures that accumulate histone H3 lysine 9 tri-methylation (H3K9me3) and heterochromatin protein 1 (HP1), a methylated H3K9-binding protein. At pericentric regions, Suv39h is the major enzyme that generates H3K9me3. Suv39h also interacts dir...

journal_title：Cell structure and function

authors： Muramatsu D,Kimura H,Kotoshiba K,Tachibana M,Shinkai Y

更新日期：2016-12-03 00:00:00

abstract：:Immunoblots of proteins extracted from the skin of a small viviparous fish (Xiphophorus) showed that a monoclonal antibody against human urokinase recognizes multiple molecular weight species of antigens. The immunoaffinity-purified antigens had serine-protease activity for the hydrolysis of a chromogenic substrate an...

journal_title：Cell structure and function

authors： Takahashi K,Wakamatsu Y,Ozato K,Wakayama Y

更新日期：1987-02-01 00:00:00

abstract：:We investigated the assembly of the first sarcomeres in chicken embryos by confocal microscopy of immunofluorescently stained whole mount rudiments of early chicken hearts isolated around the onset of beating. In embryos with merely 9 somites, myomesin was found to be present in a cross striated pattern, indicating th...

journal_title：Cell structure and function

authors： Auerbach D,Rothen-Ruthishauser B,Bantle S,Leu M,Ehler E,Helfman D,Perriard JC

更新日期：1997-02-01 00:00:00

abstract：:We constructed a fusion protein of the cell-binding domain of human fibronectin and human basic fibroblast growth factor, and prepared a polypeptide with both cell-adhesive activity and growth factor activity. A human gene fragment coding for basic fibroblast growth factor was amplified by the polymerase chain reactio...

journal_title：Cell structure and function

authors： Hashi H,Hatai M,Kimizuka F,Kato I,Yaoi Y

更新日期：1994-02-01 00:00:00

abstract：:Recent studies have revealed various biological functions for repetitive sequences, which make up about half of the human genome. One such sequence, major satellites, which are tandem repetitive sequences adjacent to the centromere, have been shown to be a kinetochore component that plays a role in the formation and f...

journal_title：Cell structure and function

authors： Kishi Y,Kondo S,Gotoh Y

更新日期：2012-01-01 00:00:00

abstract：:Primary hepatocytes were cultured on collagen gel in serum-free, alpha-modified Eagle's minimum essential medium containing 0.1 microM insulin, 0.1 microM dexamethasone, 10 mM pyruvate and supplements such as glucagon, epinephrine or growth hormone. The activities of alkaline phosphatase, 5'-nucleotidase and gamma-glu...

journal_title：Cell structure and function

authors： Horiuti Y,Yano K,Shibuya Y

更新日期：1993-02-01 00:00:00

abstract：:Hepatic stellate cells (HSCs) were changed in their morphology, proliferative activity, and functions by culturing on type I collagen gel, as compared to the culture on polystyrene surface. HSCs have been found to produce extracellular matrix components and matrix metalloproteinases (MMPs). In this study, we have asse...

journal_title：Cell structure and function

authors： Li YL,Sato M,Kojima N,Miura M,Senoo H

更新日期：1999-10-01 00:00:00

abstract：:Contact reaction is the morphological expression of allogeneic recognition by hemocytes in the ascidian, Halocynthia roretzi; namely they undergo an exocytotic burst upon contact with non-self (allogeneic) hemocytes in vitro. We have found that contact reaction is accompanied by a burst of cyanide-insensitive oxygen c...

journal_title：Cell structure and function

authors： Akita N,Hoshi M

更新日期：1995-02-01 00:00:00

abstract：:A protein phosphatase inhibitor, tautomycin induces blebs on the surface of human myeloid leukemia K562 cells within 10 min. In this paper we examined the cytoskeleton of tautomycin-treated cells. In the presence of tautomycin, cells with blebs turned into segmented forms with smooth surfaces after 15 min and into smo...

journal_title：Cell structure and function

authors： Kurisaki T,Magae J,Nagai K,Hirata A,Kusaka I,Shinji H,Morikawa M,Yoshida T,Isono K,Yamasaki M

更新日期：1993-02-01 00:00:00

abstract：:To construct recombinant retroviruses with only a single active promoter, we introduced point mutations into the TATA box region of the 3'-LTR, and successfully obtained high-titer virus with sufficient self-inactivating activity. However, the viral titer could not be determined by the number of G418 resistant colonie...

journal_title：Cell structure and function

authors： Miyao Y,Shimizu K,Tamura M,Yamada M,Tamura K,Nakahira K,Kuriyama S,Hayakawa T,Ikenaka K

更新日期：1995-04-01 00:00:00

abstract：:Cofilin, a 21kDa actin-binding protein, binds to F-actin in a 1:1 molar ratio of cofilin to actin molecule (Nishida, E., S. Maekawa, and H. Sakai, Biochemistry, 23, 5307-5313, 1984) and is capable of controlling actin polymerization and depolymerization in vitro in a pH-sensitive manner (Yonezawa, N., E. Nishida, and ...

journal_title：Cell structure and function

authors： Yonezawa N,Nishida E,Koyasu S,Maekawa S,Ohta Y,Yahara I,Sakai H

更新日期：1987-10-01 00:00:00

abstract：:Cytokeratin 8 (CK8) and cytokeratin 19 (CK19) is a specific cytoskeletal component of simple epithelia, including bronchial epithelial cells. We hypothesized that CK8 or CK19 released from epithelial cells may bind to and cause damage to extracellular matrixes through binding of anti-CK8 or anti-CK19 autoantibodies. I...

journal_title：Cell structure and function

authors： Dobashi N,Fujita J,Murota M,Ohtsuki Y,Bandoh S,Ueda Y,Dohmoto K,Hojo S,Nishioka M,Ishida T,Takahara J

更新日期：2000-06-01 00:00:00