abstract：:Cystamine together with colchicine markedly enhanced the uptake of [3H]-thymidine into DNA of quiescent cultures of insulin-stimulated Swiss 3T3 mouse fibroblasts. Flow cytofluorometric analyses showed an increased rate of transition of cells from G0/G1----S + G2 in response to combinations of insulin, colchicine, and...

journal_title：Journal of cellular physiology

authors： Fong S,Friedkin M

更新日期：1984-09-01 00:00:00

abstract：:The export of rRNP particles from nuclei isolated from Tetrahymena was investigated after preincubating the nuclei at different temperatures under nonpermissive export-conditions. We observed a new phenomenon: Temperature elevation from the sublethal cells' growth temperature, 8 degrees C, to the optimal temperature, ...

journal_title：Journal of cellular physiology

authors： Wunderlich F,Giese G,Herlan G

更新日期：1984-08-01 00:00:00

abstract：:Reactivation of dormant chick erythrocyte (CE) nuclei was studied by fusing chick red cells with rat myoblasts, HeLa cells, and chick fibroblasts. Heterokaryons representing different stages of nuclear reactivation were fixed and examined for nuclear antigens using polyclonal patient autoantisera reacting with mammali...

journal_title：Journal of cellular physiology

authors： Nyman U,Lanfranchi G,Bergman M,Ringertz NR

更新日期：1984-08-01 00:00:00

abstract：:Previous studies indicate that glutamine is a critical requirement for cell proliferation in vitro. We recently showed that depletion of glutamine from the culture medium supporting growing cells significantly reduced the proportion of cells undergoing DNA synthesis. Similarly glutamine depletion significantly reduced...

journal_title：Journal of cellular physiology

authors： Engström W,Zetterberg A

更新日期：1984-08-01 00:00:00

abstract：:We determined the mitogenic and comitogenic properties of tumor promoters in the indole alkaloid series; agents that differ structurally from 12-0-tetradecanoylphorbol-13-acetate (TPA), which is known to be a lymphocyte mitogen. Teleocidin and dihydroteleocidin B were mitogenic for human lymphocytes, and lyngbyatoxin ...

journal_title：Journal of cellular physiology

authors： Novogrodsky A,Patya M,Fujiki H,Rubin AL,Stenzel KH

更新日期：1984-07-01 00:00:00

abstract：:Early biochemical changes associated with adjuvant stimulation of macrophage protein synthesis were studied using two murine macrophage cell lines, PU5-1.8 and J774.1. An induction of ornithine decarboxylase (ODC) was detected 2 hours after exposure of PU5-1.8 and J774.1 cells to two crude immunoadjuvants, BCG cell wa...

journal_title：Journal of cellular physiology

authors： Prosser FH,Schmidt CJ,Nichols SV,Nichols WK

更新日期：1984-07-01 00:00:00

abstract：:The effects of 1,25-dihydroxycholecalciferol (1,25-(OH)2D3) (10(-13)M-10(-8) M) and 24R ,25-dihydroxycholecalciferol ( 24R ,25-(OH)2D3) (10(-12)M-10(-7) M) on cell proliferation and proteoglycan deposition were examined in our newly developed multilayer culture system for rabbit and human articular chondrocytes. The c...

journal_title：Journal of cellular physiology

authors： Harmand MF,Thomasset M,Rouais F,Ducassou D

更新日期：1984-06-01 00:00:00

abstract：:Hydrocortisone and dexamethasone produced a time-dependent increase [125I]epidermal growth factor [( 125I]EGF) binding in primary cultures of isolated rat hepatocytes. Maximally effective doses of glucocorticoids resulted in a 70-100% increase in binding. The effect was similar when hepatocytes were maintained on coll...

journal_title：Journal of cellular physiology

authors： Lin Q,Blaisdell J,O'Keefe E,Earp HS

更新日期：1984-06-01 00:00:00

abstract：:These studies describe a liquid suspension culture system for normal myeloid cells derived from human foetal liver. A simple one-step fractionation procedure was employed to obtain a cell population capable of expanding into all stages of myeloid differentiation, including committed myeloid progenitor cells (GM-CFC). ...

journal_title：Journal of cellular physiology

authors： Toksoz D,Brown G

更新日期：1984-05-01 00:00:00

abstract：:Experiments were carried out to test the hypothesis that cell spreading and phagocytosis are similar cell responses to different-sized substrata. The following morphological and biochemical studies provided evidence for this supposition. Cells phagocytosed 1.09-micron and 5.7-micron latex beads, but were unable to com...

journal_title：Journal of cellular physiology

authors： Grinnell F

更新日期：1984-04-01 00:00:00

abstract：:UDPgalactose inhibits the growth of mouse leukemic L1210 cells. In calf serum supplemented Dulbecco's medium (CS-DMEM), 1.2 mM UDPgalactose (UDPgal) inhibited cell growth by 50% (IC50), and 5 mM UDPgalactose inhibited cell growth by 92%. Other nucleotide sugars as well as galactose, glucose, and galactose-1-phosphate ...

journal_title：Journal of cellular physiology

authors： Klohs WD,Wilson JR,Weiser MM,Frankfurt O,Bernacki RJ

更新日期：1984-04-01 00:00:00

abstract：:Methionine dependence is a metabolic defect found thus far only in transformed and malignant cells. The defect is manifested as the inability of cells to grow in media in which methionine (Met) is replaced by its immediate precursor homocysteine (Hcy). We have termed this Met- Hcy+ media. We demonstrate here that meth...

journal_title：Journal of cellular physiology

authors： Stern PH,Wallace CD,Hoffman RM

更新日期：1984-04-01 00:00:00

abstract：:Cells of rat parotid glands were maximally stimulated to initiate DNA synthesis by injecting into the animal a single dose of 25 to 150 mg of isoproterenol/kg of body weight. During the 18- to 21-hr prereplicative period following injection of the highest dose of the drug, there were two predominant and transient redi...

journal_title：Journal of cellular physiology

authors： Campos Gonzales R,Whitfield JF,Boynton AL,MacManus JP,Rixon RH

更新日期：1984-03-01 00:00:00

abstract：:Uptake and phosphorylation of externally supplied [3H]-thymidine are fully stimulated in fertilized sea urchin eggs exposed to 5.0 micrograms/ml aphidicolin. As in untreated controls, the rate of uptake in aphidicolin-treated eggs increases greater than 50-fold shortly after fertilization, and greater than 85% of the ...

journal_title：Journal of cellular physiology

authors： Nishioka D,Killian CE,Chacon CT,Sgagias MK

更新日期：1984-01-01 00:00:00

abstract：:Ornithine decarboxylase (ODC) activity usually rises to a peak a few hours after a trophic stimulus. The stimulation of ODC has been shown to depend on extracellular calcium in several in vitro eukaryotic systems. We have investigated the effect of calcium concentration on ODC activity and have found that ODC is stimu...

journal_title：Journal of cellular physiology

authors： Langdon RC,Fleckman P,McGuire J

更新日期：1984-01-01 00:00:00

abstract：:Vimentin-positive, desmin-negative cells were established in culture from the nodule and from apparently normal palmar aponeurosis of a patient with Dupuytren's disease and compared with normal human embryonic and adult fibroblasts or sarcomatous cells. Cells from the nodule display in vitro biological properties that...

journal_title：Journal of cellular physiology

authors： Azzarone B,Failly-Crepin C,Daya-Grosjean L,Chaponnier C,Gabbiani G

更新日期：1983-12-01 00:00:00

abstract：:Human neutrophils labeled with chlortetracycline (CTC), commonly used as a probe of membrane-bound calcium, release lysosomal enzymes and exhibit a rapid decrease in fluorescence when exposed to the chemotactic peptide fMet-Leu-Phe or the lectin Con A. This decrease has been attributed to the release of calcium from a...

journal_title：Journal of cellular physiology

authors： Smolen JE,Noble P,Freed R,Weissmann G

更新日期：1983-12-01 00:00:00

abstract：:The protease nexins (PN-I, Mr approximately 38,000; PN-II, Mr approximately 95,000; and PN-III, Mr approximately 31,000) are recently described cell-secreted proteins that selectively link to regulatory serine proteases in the extracellular environment and mediate their cellular binding, internalization, and degradati...

journal_title：Journal of cellular physiology

authors： Knauer DJ,Thompson JA,Cunningham DD

更新日期：1983-12-01 00:00:00

abstract：:A sensitive serum-free culture system was used to demonstrate that cells derived from normal human skin release soluble mediators which can modulate keratinocyte, melanocyte, and fibroblast growth in vitro. In M199 supplemented with epidermal growth factor, hydrocortisone, insulin, transferrin, triidothyronine, bovine...

journal_title：Journal of cellular physiology

authors： Gilchrest BA,Karassik RL,Wilkins LM,Vrabel MA,Maciag T

更新日期：1983-11-01 00:00:00

abstract：:We have analyzed the regulation of transcription of integrated SV40 DNA and of five cellular genes during the cell cycle of two lines of SV40 transformed mouse 3T3 cells. These cells (ts SV3T3) are temperature sensitive for the expression of the transformed phenotype and at the nonpermissive temperature (39 degrees C)...

journal_title：Journal of cellular physiology

authors： La Bella F,Brown EH,Basilico C

更新日期：1983-10-01 00:00:00

abstract：:Previous studies have indicated that intracellular Ca2+ is involved in fetal bovine serum (FBS)- or growth factor (GF)-stimulated Na+ influx in human foreskin fibroblasts (HSWP). In the present study, 45Ca2+ efflux from serum-deprived HSWP cells was measured in response to 10% FBS or GF [lys-bradykinin, vasopressin, e...

journal_title：Journal of cellular physiology

authors： Owen NE,Villereal ML

更新日期：1983-10-01 00:00:00

abstract：:Formation of human T lymphocyte colonies in semisolid medium from T lymphocyte colony-forming units (TL-CFUs) under stimulation of phytohemagglutinin (PHA) has been reported by several authors. These TL-CFUs were present in unsensitized lymphocyte populations. We report here that such TL-CFUs are capable of renewing t...

journal_title：Journal of cellular physiology

authors： Wu AM

更新日期：1983-10-01 00:00:00

abstract：:Mouse epidermal cells can be grown as a proliferating monolayer in medium containing 0.02-0.1 mM calcium. Terminal differentiation of these cells with formation of cornified cells and cell death is induced by elevating calcium in the medium to greater than 0.1 mM. A variety of agents were studied as potential modifier...

journal_title：Journal of cellular physiology

authors： Hennings H,Holbrook KA,Yuspa SH

更新日期：1983-09-01 00:00:00

abstract：:It was shown previously that mouse bone marrow cells transformed by simian virus 40 (SV40) show a reversible cell density-dependent phenotypic transition between the nonmacrophage (rapidly growing) and the macrophage (stationary) states; cells in low-density cultures are in the growing phase, express SV40 T antigen st...

journal_title：Journal of cellular physiology

authors： Tanigawa T,Takayama H,Takagi A,Kimura G

更新日期：1983-09-01 00:00:00

abstract：:Addition of prostaglandin E1 (PGE1) to quiescent cultures of Swiss 3T3 cells rapidly elevates the intracellular levels of cAMP and increases the activity of adenylate cyclase in particulate fractions of these cells. In the presence of insulin, PGE1 stimulates the reinitiation of DNA synthesis. Both effects (increase i...

journal_title：Journal of cellular physiology

authors： Rozengurt E,Collins MK,Keehan M

更新日期：1983-09-01 00:00:00

abstract：:Intestinal cells were isolated by a combination of mechanical and enzymatic means, and their calcium uptake was assayed by a rapid filtration procedure. Calcium uptake was a time- and concentration-dependent process that was markedly elevated at 25 and 37 degrees C, as compared to 0 degree C. Cells isolated from rat d...

journal_title：Journal of cellular physiology

authors： Bronner F,Pansu D,Bosshard A,Lipton JH

更新日期：1983-09-01 00:00:00

abstract：:The effect of epinephrine was tested on the proliferation of rat arterial smooth muscle cells (SMC) in secondary cultures. Epinephrine added daily to the culture medium caused a striking stimulation of growth. The effect increased with time and was dose-dependent. Maximal stimulation was observed at a concentration of...

journal_title：Journal of cellular physiology

authors： Blaes N,Boissel JP

更新日期：1983-08-01 00:00:00

abstract：:The role of microtubules in mitogen-induced human lymphocyte activation and proliferation was examined. The effect of colchicine, a microtubule-disrupting agent, was compared with taxol, a microtubule-stabilizing drug, and with isaxonine (N-isopropyl-amino-2-pyrimidine orthophosphate), a proposed microtubular-active d...

journal_title：Journal of cellular physiology

authors： Cuthbert JA,Shay JW

更新日期：1983-08-01 00:00:00

abstract：:Dose-response curves for the inhibition of heterogeneous nuclear RNA (hnRNA) synthesis in HeLa cells by 5,6-dichloro-1-beta-D-ribofuranosylbenzimidazole (DRB; 5-100 microM; 30 min) are biphasic and indicate the existence of two subpopulations of hnRNA molecules, one highly sensitive and the other completely resistant,...

journal_title：Journal of cellular physiology

authors： Tamm I

更新日期：1983-07-01 00:00:00

abstract：:Arachidonic acid when added simultaneously with the chemotactic peptide formyl-methionyl-leucyl-phenylalanine (f-Met-Leu-Phe) inhibits the ability of the latter to initiate several but not all of its effects on rabbit peritoneal neutrophils. Stimulated neutrophil aggregation, calcium uptake, and increases in the stead...

journal_title：Journal of cellular physiology

authors： Naccache PH,Molski TF,Volpi M,Mackin WM,Becker EL,Sha'afi RI

更新日期：1983-06-01 00:00:00

abstract：:Cultured preadipose 3T3 cells undergo a process of differentiation in which they convert to adipose cells. Growth hormone promotes this conversion. Since 3T3 sublines vary in their susceptibility to adipose conversion, it was of interest to examine the properties of the growth hormone receptors in relation to that sus...

journal_title：Journal of cellular physiology

authors： Nixon T,Green H

更新日期：1983-06-01 00:00:00

abstract：:The ratio of mouse to rat albumin secreted by mouse hepatoma x rat hepatoma hybrid cells is constant (of the order of 5.0) irrespective of the total amounts produced. The present results establish for seven independent hybrid clones that the coordination in the ratio of mouse to rat product applies also at the level o...

journal_title：Journal of cellular physiology

authors： Sellem CH,Cassio D,Sala-Trepat JM,Weiss MC

更新日期：1983-05-01 00:00:00

abstract：:A high proportion of murine resident peritoneal macrophages bear complement receptors 1 and 3 (CR1, CR3) which bind C3b and iC3b components of complement, respectively. By contrast, macrophages derived from bone marrow, blood, and the elicited peritoneal exudate are predominantly CR1+3. To determine if the microenviro...

journal_title：Journal of cellular physiology

authors： Yen SE,Walker WS

更新日期：1983-04-01 00:00:00

abstract：:With the long-range goals of elucidating the biochemical genetics and the phenotypic expression, both in vitro and in vivo, of mutator strains of mammalian cells, we have isolated and partially characterized a series of drug-resistant mutants from a subline a feeder-dependent parental mouse teratocarcinoma line (PSA-1...

journal_title：Journal of cellular physiology

authors： Aizawa S,Loeb LA,Martin GM

更新日期：1983-04-01 00:00:00

abstract：:The tumor-promoting phorbol ester, 12-0-tetradecanoyl-phorbol-13-acetate (TPA), stimulates starch-elicited mouse peritoneal macrophages to undergo DNA synthesis in vitro, apparently without the generation of an endogenous macrophage growth factor (MGF). No evidence was found for any synergistic interaction between TPA...

journal_title：Journal of cellular physiology

authors： Hamilton JA

更新日期：1983-04-01 00:00:00

abstract：:The glycoprotein laminin appears to function in the attachment of various epithelial cells to basement membranes. We examined whether its putative cell-adhesive activity could be analyzed in a simple, one-component model system--the agglutination of erythrocytes. Laminin is a potent agglutinin of aldehyde-fixed sheep ...

journal_title：Journal of cellular physiology

authors： Kennedy DW,Rohrbach DH,Martin GR,Momoi T,Yamada KM

更新日期：1983-03-01 00:00:00

abstract：:Transformation of Sprague-Dawley rat embryo (RE) cells and a cloned Fischer rat embryo cell line (CREF) with wild-type (Ad5) or a temperature-sensitive DNA-minus mutant (H5ts125) of type 5 adenovirus results in a reduction in binding of epidermal growth factor (EGF) to cell surface receptors. A reduction in EGF bindin...

journal_title：Journal of cellular physiology

authors： Fisher PB,Boersig MR,Graham GM,Weinstein IB

更新日期：1983-03-01 00:00:00

abstract：:In order to study the generation, factors controlling endogenous folate pools, and their functional importance, Friend erythroleukemia cells were grown in media containing 100; 1,000; and 10,000 ng/ml of tritiated pteroylglutamic acid (3H)PteGlu1 and then studied in unlabeled media with varying amounts of PteGlu1. The...

journal_title：Journal of cellular physiology

authors： Steinberg SE,Fonda S,Campbell CL,Hillman RS

更新日期：1983-02-01 00:00:00

abstract：:The development of the malaria parasite Plasmodium falciparum in human red blood cells induces parasite-dependent perturbations in the permselectivity properties of the host cell membrane. The changes appear as parasites develop from ring to the trophozoite stage and persist during schizogony. In the present work we a...

journal_title：Journal of cellular physiology

authors： Kutner S,Ginsburg H,Cabantchik ZI

更新日期：1983-02-01 00:00:00

abstract：:Cultured pig kidney cells designated LLC-PK1, previously shown to acquire Na+-dependent concentrative transport of hexoses as the cells become growth arrested, also show Na+-dependent concentrative uptake of the amino acid analogs alpha-aminoisobutyric acid (AIB) and (methyl) meAIB. This A system-like transport is mos...

journal_title：Journal of cellular physiology

authors： Amsler K,Shaffer C,Cook JS

更新日期：1983-02-01 00:00:00