Structural changes at the site of Tritrichomonas foetus-erythrocyte interaction.

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 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：:Checkpoint kinase 1 (Chk1) is a conserved protein kinase central to the cell-cycle checkpoint during DNA damage response (DDR). Until recently, ATR, a protein kinase activated in response to DNA damage or stalled replication, has been considered as the sole regulator of Chk1. Recent progress, however, has led to the i...

journal_title：Cell structure and function

authors： Goto H,Kasahara K,Inagaki M

更新日期：2015-01-01 00:00:00

abstract：:Here we describe the design and synthesis of a bifunctional two-photon fluorescence probe, N,N'-‍dimethyl-4,4'-(biphenyl-2,1-ethenediyl)dipyridinium hexafluorophosphate (BP6). HeLa, Hek293, and Paramecium caudatum cells were stained with BP6. BP6 accumulated on the mitochondria of all three cell types when the mitocho...

journal_title：Cell structure and function

authors： Moritomo H,Yamada K,Kojima Y,Suzuki Y,Tani S,Kinoshita H,Sasaki A,Mikuni S,Kinjo M,Kawamata J

更新日期：2014-01-01 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：: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：: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：:In yeast Saccharomyces cerevisiae cells, some aberrant multimembrane-spanning proteins are not transported to the cell surface but form and are accumulated in endoplasmic reticulum (ER)-derived subcompartments, known as the ER-associated compartments (ERACs), which are observed as puncta under fluorescence microscopy....

journal_title：Cell structure and function

authors： Mai TC,Ishiwata-Kimata Y,Le QG,Kido H,Kimata Y

更新日期：2019-11-23 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：:Significant progress has been made toward our understanding of the basic principle of nucleocytoplasmic transport, and the structure of transport factors, as well as the diversity of nucleocytoplasmic transport pathways. This review outlines the current knowledge of transport, and discusses the problems that remain as...

journal_title：Cell structure and function

authors： Imamoto N

更新日期：2000-08-01 00:00:00

abstract：:The morphology and intramembranous particle (IMP) distribution of spermatozoa were investigated in four species of cyprinid fishes, Gnathopogon elongatus elongatus, Pseudogobio esocinus, Acheilognathus lanceolatus and Puntius tetrazona. In particular, observation of IMP distribution was conducted as an aspect of compa...

journal_title：Cell structure and function

authors： Ohta T,Matsuda M

更新日期：1995-08-01 00:00:00

abstract：:The amount of free calcium in the cytoplasm is important in stimulation coupled with a number of cellular functions. The putative ionophoretic action of membrane lipid metabolites on Ca2+ offers convenient explanation of the stimulation-coupled mobilization of cytoplasmic Ca2+. To analyze the ionophoretic action of th...

journal_title：Cell structure and function

authors： Utsumi K,Nobori K,Terada S,Miyahara M,Utsumi T

更新日期：1985-12-01 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：:It has been shown that in PC12 and its subclone PC12h treatment of the cells with nerve growth factor (NGF) induces a selective decrease in the incorporation of radioactive phosphate into a 100,000-dalton protein, designated in an earlier study as Nsp100, in the subsequent phosphorylation of soluble extracts from cell...

journal_title：Cell structure and function

authors： Hashimoto S,Hagino A

更新日期：1989-02-01 00:00:00

abstract：:Skeletal muscle contraction is regulated by a complex of five polypeptides which are stably associated with the actin filament. This complex consists of two proteins: troponin with three subunits (TnC; TnI and TnT) and tropomyosin (a dimer of two chains). Using deletion mutants of TnC, TnI and TnT we determined that e...

journal_title：Cell structure and function

authors： Reinach FC,Farah CS,Monteiro PB,Malnic B

更新日期：1997-02-01 00:00:00

abstract：:To investigate the mechanism of myogenic differentiation, we are using quail myoblast cells (QM cells) transformed with a temperature-sensitive mutant of Rous sarcoma virus (ts-RSV), termed QM-RSV cells. At 35.5 degrees C, a permissive temperature for RSV, QM-RSV cells repeatedly proliferate without differentiation, b...

journal_title：Cell structure and function

authors： Hase H,Hirayama E,Kim J

更新日期：1996-02-01 00:00:00

abstract：:The epidermal growth factor (EGF)-induced endocytosis of its receptor is an obligatory pathway for the cellular regulation of the EGF-specific receptor (EGF-R). BNER4 is a mouse Balb/3T3 cell line transfected with human EGF-R complementary DNA (cDNA). B4/src-13 and B4/src-24 are BNER4 cells transfected with a viral on...

journal_title：Cell structure and function

authors： Nakayama Y,Hisano T,Okimoto T,Tanaka Y,Ishikawa T,Himeno M,Ono M,Kuwano M

更新日期：1994-12-01 00:00:00

abstract：:A strain of Saccharomyces cerevisiae that contains an integrated copy of a Xenopus cyclin A1 gene under the control of the GAL1 promoter has been constructed. On inducing expression of cyclin A1, the nuclear migration that occurs prior to division becomes aberrant. Instead of migrating to the neck between the mother c...

journal_title：Cell structure and function

authors： Sikder H,Funakoshi M,Nishimoto T,Kobayashi H

更新日期：1997-08-01 00:00:00

abstract：:DNA-dependent protein kinase (DNA-PK), consisting of the 470-kDa catalytic component (DNA-PKcs) and the DNA-binding regulatory component Ku protein (p70/p80), catalyzes phosphorylation of a variety of DNA replication/transcription/repair factors in the presence of double-stranded DNA. In the resting states of human pe...

journal_title：Cell structure and function

authors： Nagasawa M,Watanabe F,Suwa A,Yamamoto K,Tsukada K,Teraoka H

更新日期：1997-12-01 00:00:00

abstract：:Microtubules are intrinsically dynamic polymers. Two kinds of dynamic behaviors, dynamic instability and treadmilling, are important for microtubule function in cells. Both dynamic behaviors appear to be tightly regulated, but the cellular molecules and the mechanisms responsible for the regulation remain largely unex...

journal_title：Cell structure and function

authors： Wilson L,Panda D,Jordan MA

更新日期：1999-10-01 00:00:00

abstract：:Effects of kinase inhibitors on the preprophase band of microtubules in onion (Allium cepa L.) root tip cells were examined. Bundled microtubules in preprophase bands were dispersed on the cell cortex when onion seedlings were incubated with 2.5-5.0 mM 6-dimethylaminopurine. Fifteen min was enough for the bundled micr...

journal_title：Cell structure and function

authors： Nogami A,Mineyuki Y

更新日期：1999-10-01 00:00:00

abstract：:Hepatic stellate cells (HSCs), a mesenchymal cell type in hepatic parenchyma, have unique features with respect to their cellular origin, morphology, and function. Normal, quiescent HSCs function as major vitamin A-storing cells containing over 80% of total vitamin A in the body to maintain vitamin A homeostasis. HSCs...

journal_title：Cell structure and function

authors： Sato M,Suzuki S,Senoo H

更新日期：2003-04-01 00:00:00

abstract：:The unique Physarum lysophosphatidic acid, PHYLPA, having a cyclopropane in the fatty acid moiety and a cyclic phosphate at C-2 and C-3 positions of the glycerol, inhibited proliferation of human fibroblast cells, TIG-3 and TIG-7, which were cultured in a chemically defined (serum-free) medium. The cells at S- and M-p...

journal_title：Cell structure and function

authors： Murakami-Murofushi K,Kaji K,Kano K,Fukuda M,Shioda M,Murofushi H

更新日期：1993-10-01 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：:The Acanthamoeba myosin-IA and myosin-IB molecular motors bind to membranes, so they may produce the force to move organelles and membranes along actin filaments. We have determined the rate constants for the actin-activated myosin-I ATPase by pre-steady state kinetic analysis. ATP binds rapidly to myosin-I and dissoc...

journal_title：Cell structure and function

authors： Pollard TD,Ostap EM

更新日期：1996-10-01 00:00:00

abstract：:Developing cultures of dissociated cerebral hemispheres obtained from 18-day-old embryonic rats synthesized, or activated, a myelin-related enzyme, 2',3'-cyclic nucleotide 3'-phosphohydrolase (CNPase). This increase in activity coincided with the onset of myelination. The presence of CNPase in oligodendrocytes and mye...

journal_title：Cell structure and function

authors： Hirano S,Iwasaki-Mutou N,Asou H,Ogawa Y

更新日期：1985-09-01 00:00:00

abstract：:Mouse FM3A cells propagated well in serum-free medium containing 0.5% serum albumin and 1 microgram of insulin/ml. The vitamin B12 (B12) requirement of the cells depended on the population density. This requirement disappeared when a sufficiently large cell population was present. A combination of 1-100 ng of B12/ml a...

journal_title：Cell structure and function

authors： Matsuya Y,Yamane I

更新日期：1986-03-01 00:00:00

abstract：:NBT-II cells on collagen-coated substrates move rapidly and persistently, maintaining a semi-circular shape with a large lamellipodium, in a manner similar to fish keratocytes. The inhibitor of phospholipase D (PLD), n-butanol, completely blocked the migration and disturbed the characteristic localization of actin alo...

journal_title：Cell structure and function

authors： Nagasaki A,Inotsume K,Kanada M,Uyeda TQ

更新日期：2008-01-01 00:00:00

abstract：:Stimulation of polymorphonuclear leukocytes (PMN) by tetravalent concanavalin A (alpha-ConA) induces membrane depolarization preceding the onset of superoxide anion (O2-) production. Both divalent and monovalent ConA analogues were studied to evaluate the role of valence. Monovalent ConA (m-ConA) was inactive in stimu...

journal_title：Cell structure and function

authors： Kuroki M,Kamo N,Kobatake Y,Abe Y,Ishii S

更新日期：1986-06-01 00:00:00

abstract：:Retinoids (retinoic acid and its analogs) are widely involved in the control of cell proliferation, cell differentiation and embryonic development. A series of potent and novel synthetic retinoids named retinobenzoic acids has been developed. Retinobenzoic acids have proven to be useful tools in the investigation of t...

journal_title：Cell structure and function

authors： Hashimoto Y

更新日期：1991-04-01 00:00:00