Study of the cytotoxic activity of Styrax camporum extract and its chemical markers, egonol and homoegonol.

abstract：:Anin vitro system is described which uses human diploid cells derived from the periodontal ligament. It simulates the clinical situation and is suitable for rapid cytotoxicity screening of dental materials. It can also be adapted to study various factors influencing biocompatibility. ...

journal_title：Cytotechnology

authors： Adams AM,Soames JV,Searle RF

更新日期：1988-02-01 00:00:00

abstract：:This study was undertaken to evaluate genotoxic potential of Thermopsis turcica aqueous extracts on the roots of onion bulb (Allium cepa L.) by comet assay and random amplified polymorphic DNA technique. The Allium root growth inhibition test indicated that the EC50 and 2×EC50 values were 8 and 16 mg/ml concentrations...

journal_title：Cytotechnology

authors： Ciğerci İH,Cenkci S,Kargıoğlu M,Konuk M

更新日期：2016-08-01 00:00:00

abstract：:We developed a simple method for freezing anchorage-dependent cells, including primary cultured rat liver parenchymal cells, without detaching the cells from the culture dish. The method consists of preculture of the cells to confluence, changing the growth medium to a conventional freezing medium, packaging in a cont...

journal_title：Cytotechnology

authors： Ohno T,Saijo-Kurita K,Miyamoto-Eimori N,Kurose T,Aoki Y,Yosimura S

更新日期：1991-03-01 00:00:00

abstract：:Mathematical models describing drug resistance are briefly reviewed. One model which describes the molecular function of the P-glycoprotein pump in multidrug resistant (MDR) cell lines has been developed and is presented in detail. The pump is modeled as an energy dependent facilitated diffusion process. A partial dif...

journal_title：Cytotechnology

authors： Michelson S

更新日期：1993-01-01 00:00:00

abstract：:Recent evidence from molecular cloning, biochemical and immunological experiments has established that the cation-independent mannose-6-phosphate (Man-6-P) receptor and insulin-like growth factor-II (IGF-II) receptor are the same protein. Although the role of the IGF-II/Man-6-P receptor as a transporter of hydrolytic ...

journal_title：Cytotechnology

authors： Macdonald RG

更新日期：1989-12-01 00:00:00

abstract：:We provide evidence that the expression of the human MRP/GS-X pump encoded by the MRP (multidrug resistance associated protein) gene is induced by cisplatin in human leukemia HL-60/R-CP (cisplatin-resistant) cells and modulates cell growth inhibition by delta(7)-prostaglandin A1 (PGA1) methyl ester. The MRP mRNA level...

journal_title：Cytotechnology

authors： Akimaru K,Kuo MT,Furuta K,Suzuki M,Noyori R,Ishikawa T

更新日期：1996-01-01 00:00:00

abstract：:NS0 has been used as a fusion partner for the production of hybridomas and has more recently been engineered to produce recombinant protein. A protein-free culture medium, designated W38 medium, has previously been developed which supported high density growth of rat myeloma and hybridoma cell lines. NS0 cells failed ...

journal_title：Cytotechnology

authors： Keen MJ,Steward TW

更新日期：1995-10-01 00:00:00

abstract：:Aim We studied the role of mini-TyrRS and mini-TrpRS in angiogenesis by using small interfering RNA-mediated mini-TyrRS/mini-TrpRS knockout in hypoxic culture of human umbilical vein endothelial cells. Methods SiRNA was used as the main method to inhibited the gene function. Silencing efficiency was assayed by real-ti...

journal_title：Cytotechnology

authors： Zeng R,Chen YC,Zeng Z,Liu R,Qiang O,Jiang XF,Liu XX,Li X,Wang HY

更新日期：2008-03-01 00:00:00

abstract：CONCLUSIONS:The BEVS has become widely utilized for production of recombinant proteins. However, protein aggregation and inefficient processing often limit yields, especially for secreted and membrane proteins. Since many proteins of pharmaceutical interest require similar posttranslational processing steps, engineerin...

journal_title：Cytotechnology

authors： Betenbaugh MJ,Ailor E,Whiteley E,Hinderliter P,Hsu TA

更新日期：1996-01-01 00:00:00

abstract：:Three different hybridoma cell lines, grown in serum-free media with different levels of Pluronic F-68, were subjected to a shear force of 0.6 N m(-2). Some protective effect due to the polymer was found, indicating it to be a potentially useful adjuvant in serum-free media. Other observations of liquid and gas effect...

journal_title：Cytotechnology

authors： Marquis CP,Low KS,Barford JP,Harbour C

更新日期：1989-08-01 00:00:00

abstract：:ADG cell line was established from an abalonedigestive gland and previously characterized. ADGcells have the potential to grow in protein-freeculture and secrete l3 types of glycosidases. Inthis article, we determined the origin of ADG cell line,using electron microscopy, and purified a glycosidasesecreted by these ce...

journal_title：Cytotechnology

authors： Kusumoto K,Shirahata S,Kamei Y

更新日期：2000-07-01 00:00:00

abstract：:Helichrysum Mill. (Asteraceae) species have been used in folk medicine for thousands of years in the world. The in vitro cytogenetic effects in human lymphocytes of nine Helichrysum taxa used in Turkey folk medicine were investigated. Blood samples were obtained from healthy donors, non-smoking volunteers, which were ...

journal_title：Cytotechnology

authors： Eroğlu HE,Aksoy A,Hamzaoğlu E,Budak U,Albayrak S

更新日期：2009-01-01 00:00:00

abstract：:Human umbilical cord-derived mesenchymal stem cells (hUMSCs) hold strong self-renewal capacity and low immunogenicity, which have attracted attention as potential candidates for bone repair and regeneration. However, insufficient osteogenic differentiation markedly hinders the clinical applications of hUMSCs. In the p...

journal_title：Cytotechnology

authors： Liu J,Wang H,Ren W,Zhou Y,Ye Z,Tan WS

更新日期：2020-10-01 00:00:00

abstract：:2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD) is a persistent and ubiquitous environmental contaminant. The health impact of TCDD exposure is of great concern to the general public. Recent reports have implied that eicosapentaenoic acid (EPA) might be a potential chemopreventive agent and influence hepatotoxicity. The ai...

journal_title：Cytotechnology

authors： Turkez H,Geyikoglu F,Mokhtar YI,Togar B

更新日期：2012-01-01 00:00:00

abstract：:Dental pulp stem cells constitute an attractive source of multipotent mesenchymal stem cells owing to their high proliferation rate and multilineage differentiation potential. Osteogenesis is initiated by osteoblasts, which originate from mesenchymal stem cells. These cells express specific surface antigens that disap...

journal_title：Cytotechnology

authors： Mortada I,Mortada R

更新日期：2018-10-01 00:00:00

abstract：:A new bioreactor for animal cell cultivation employs two compartments for cells and medium respectively. The two chambers are separated by an ultrafiltration membrane. Cells and solution of collagen or collagen/chitosan mixture were loaded to the cell chamber and were allowed to form gel inside. Contraction of the cel...

journal_title：Cytotechnology

authors： Scholz M,Hu WS

更新日期：1990-09-01 00:00:00

abstract：:The bone marrow represents the most common source from which to isolate mesenchymal stem cells (MSCs). MSCs are capable of differentiating into tissues of the three primary lineages and have the potential to enhance repair in damaged organs through the principals of regenerative medicine. Given the ease with which MSC...

journal_title：Cytotechnology

authors： Dickinson H,Milton P,Jenkin G

更新日期：2012-10-01 00:00:00

abstract：:A murine hybridoma line (Zac3), secreting an IgA monoclonal antibody, was cultivated in different systems: a BALB/c mouse, a T-flask, a stirred-tank bioreactor and a hollow fiber reactor. These systems were characterized in terms of cell metabolism and performances for IgA production. Cultures in T-flask and batch bio...

journal_title：Cytotechnology

authors： Stoll T,Perregaux C,von Stockar U,Marison IW

更新日期：1995-02-01 00:00:00

abstract：:Dental pulp stem cells (DPSCs), one type of mesenchymal stem cells, are considered to be a type of tool cells for regenerative medicine and tissue engineering. Our previous studies found that the stimulation with lipopolysaccharide (LPS) might introduce senescence of DPSCs, and this senescence would have a positive co...

journal_title：Cytotechnology

authors： Feng G,Zheng K,Cao T,Zhang J,Lian M,Huang D,Wei C,Gu Z,Feng X

更新日期：2018-06-01 00:00:00

abstract：:Cell cycle, cell size and rhodamine 123 fluorescence in cell populations of two batch cultures were analysed and quantified with a fluorescence-activated cell sorter (FACS). Two cultures derived from either exponential or stationary phase innocula were investigated in order to demonstrate the dependency of the subsequ...

journal_title：Cytotechnology

authors： al-Rubeai M,Chalder S,Bird R,Emery AN

更新日期：1991-11-01 00:00:00

abstract：:We describe possible functions of carbohydrates attached to growth factors and strategies to examine the functions, concentrating on erythropoietin, a major regulator of erythropoiesis. Erythropoietin in erythropoiesis functions as an endocrine hormone; it is produced by kidney cells and transferred into the circulati...

journal_title：Cytotechnology

authors： Nagao M,Masuda S,Ueda M,Sasaki R

更新日期：1995-01-01 00:00:00

abstract：:Cultures of endothelial cells and cell lines of endothelial origin were maintained at confluence without medium exchange for a period of 72 h. During this time period the concentration of nutrients - amino acids and glucose - and metabolic waste products - lactate and ammonium - was determined as well as cell vitality...

journal_title：Cytotechnology

authors： Schrimpf G,Schröder M,Weitnauer E,Friedl P

更新日期：1994-01-01 00:00:00

abstract：:"In vitro" studies, commonly using porcine ovarian follicles, may generate inconsistent results when atretic follicles are not eliminated from the pool of experimental follicles. The present experiment was conducted to test the practical value of the macroscopie identification of large porcine follicles, which were as...

journal_title：Cytotechnology

authors： Dudek D

更新日期：1994-01-01 00:00:00

abstract：:The feasibility of using genipin cross-linked type II collagen scaffold with rabbit bone marrow mesenchymal stem cells (RBMSCs) to repair cartilage defect was herein studied. Induction of RBMSCs into chondrocytic phenotype on type II collagen scaffold in vitro was conducted using TGF-β 3 containing medium. After 3-wee...

journal_title：Cytotechnology

authors： Chen WC,Yao CL,Wei YH,Chu IM

更新日期：2011-01-01 00:00:00

abstract：:This article describes the historical development of the prophylactic use of antibiotics in cell culture as well as their effects on cells. The influence of antibiotics on cell morphology, cellular degeneration and cell death and cellular function is summarized. Cellular DNA as well as protein synthesis are affected w...

journal_title：Cytotechnology

authors： Kuhlmann I

更新日期：1995-06-01 00:00:00

abstract：:Cisplatin is one of the most effective chemotherapeutic agents but injury may occur at higher doses. The aim of this study was to investigate the effect of bilberry on cisplatin induced toxic effects in rat ovary. Twenty-one female Wistar-Albino rats were utilized to form three groups: In group 1 (control group), each...

journal_title：Cytotechnology

authors： Pandir D,Kara O,Kara M

更新日期：2014-08-01 00:00:00

abstract：:The Baculovirus Expression Vector System has become widely used for the production of recombinant proteins for research and diagnostics. Serum-free culture media able to support high cell densities have been developed for the large scale culture of insect cells. While serum elimination aims at avoiding the risks assoc...

journal_title：Cytotechnology

authors： Deparis V,Durrieu C,Schweizer M,Marc I,Goergen JL,Chevalot I,Marc A

更新日期：2003-07-01 00:00:00

abstract：:Several lichen species have been used for medicinal purposes throughout the ages, and they are reported to be effective in the treatment of different disorders including ulcer and cancer. It is revealed that lichens may be easily accessible sources of natural drugs and possible food supplements after their safety eval...

journal_title：Cytotechnology

authors： Turkez H,Aydin E,Aslan A

更新日期：2012-12-01 00:00:00

abstract：:The cancer stem cell hypothesis posits that tumors are derived from a single cancer-initiating cell with stem cell properties. The task of identifying and characterizing cancer-initiating cells with stem cell properties at the single cell level has proven technically difficult because of the scarcity of the cancer ste...

journal_title：Cytotechnology

authors： Cocola C,Sanzone S,Astigiano S,Pelucchi P,Piscitelli E,Vilardo L,Barbieri O,Bertoli G,Reinbold RA,Zucchi I

更新日期：2008-09-01 00:00:00

abstract：:Desorption electrospray ionization may be used as a fast and convenient method for analysis and identification of lipids in the cell culture. Oxidative stress, which usually involves changes in lipids, was used as a model of pathology to show the utility of this analysis methodology. This paper addresses the surface p...

journal_title：Cytotechnology

authors： Bodzon-Kulakowska A,Cichon T,Golec A,Drabik A,Ner J,Suder P

更新日期：2015-12-01 00:00:00