The role of recombinant proteins in the development of serum-free media.

abstract：:We have studied parameters for optimizing the Spodoptera frugiperda (Sf9) cell culture and viral infection for the production of Anticarsia gemmatalis multiple nucleopolyhedrosis virus (AgMNPV) polyhedra inclusion bodies (PIBs) in shaker-Schott or spinner bottles and bioreactors. We have assayed the k(L)a of the syste...

journal_title：Cytotechnology

authors： Rodas VM,Marques FH,Honda MT,Soares DM,Jorge SA,Antoniazzi MM,Medugno C,Castro ME,Ribeiro BM,Souza ML,Tonso A,Pereira CA

更新日期：2005-06-01 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：:Actions of chlorogenic acid, a major component of coffee, andits constituents, caffeic and quinic acids, on theproliferation and invasion of AH109A, a rat ascites hepatomacell line, were investigated using in vitro assay systems. Allthree components suppressed the AH109A invasion atconcentrations of 5-40 muM without a...

journal_title：Cytotechnology

authors： Yagasaki K,Miura Y,Okauchi R,Furuse T

更新日期：2000-07-01 00:00:00

abstract：:Structure-activity relationship of antioxidants for the protective effects on linoleic acid hydroperoxide (LOOH)-induced toxicity were examined in cultured human umbilical vein endothelial cells. alpha-Tocopherol, 2,2,5,7,8-pentamethylchroman-6-ol, butylated hydroxytoluene, probucol, and fatty acid esters of ascorbic ...

journal_title：Cytotechnology

authors： Kaneko T,Baba N,Matsuo M

更新日期：2001-01-01 00:00:00

abstract：:The CHO cell line has achieved considerable commercial importance as a vehicle for the production of human therapeutic proteins, but is known to lack a functional copy of the gene coding for α2,6-sialyltransferase (EC 2.4.99.1). The cDNA for rat α2,6-ST was expressed in a recombinant CHO cell line making interferon-γ,...

journal_title：Cytotechnology

authors： Monaco L,Marc A,Eon-Duval A,Acerbis G,Distefano G,Lamotte D,Engasser JM,Soria M,Jenkins N

更新日期：1996-01-01 00:00:00

abstract：:The efficacy of hepatocellular carcinoma (HCC) treatment is very low because of the high percentage of recurrence and resistance to anticancer agents. Hepatic cancer stem cells (HCSCs) are considered the origin of such recurrence and resistance. Our aim was to evaluate the stemness of doxorubicin and 5-fluorouracil re...

journal_title：Cytotechnology

authors： Vu NB,Nguyen TT,Tran LC,Do CD,Nguyen BH,Phan NK,Pham PV

更新日期：2013-08-01 00:00:00

abstract：:The polymerase chain reaction (PCR) has been used for the general detection of Mollicutes. 25 Mycoplasma and Acholeplasma species were detected including important contaminants of cell cultures such as M. orale, M. arginini, M. hyorhinis, M. fermentans, A. laidlawii and additional human and animal mycoplasmas. PCR rea...

journal_title：Cytotechnology

authors： Wirth M,Berthold E,Grashoff M,Pfützner H,Schubert U,Hauser H

更新日期：1994-01-01 00:00:00

abstract：:To determine the function of miR-206 in epilepsy. Epileptic rat model was established by intra-amygdala injection of kainic acid (KA). Expression levels of miR-206, C-C Motif Chemokine Ligand 2 (CCL2) and interleukin-1β (Il-1β) in hippocampus tissues was measured by reverse transcription-quantitative PCR (RT-qPCR) and...

journal_title：Cytotechnology

authors： Wu Z,Liu Y,Huang J,Huang Y,Fan L

更新日期：2019-06-26 00:00:00

abstract：:Various parts of Mimusops elengi Linn. (Sapotaceae) have been used widely in traditional Indian medicine for the treatment of pain, inflammation and wounds. The study was conducted to explore the use of stem bark of M. elengi on pharmacological grounds and to evaluate the scientific basis of cytotoxic and anti-tumor a...

journal_title：Cytotechnology

authors： Kumar H,Savaliya M,Biswas S,Nayak PG,Maliyakkal N,Manjunath Setty M,Gourishetti K,Pai KS

更新日期：2016-08-01 00:00:00

abstract：:The decline of European abalone Haliotis tuberculata populations has been associated with various pathogens including bacteria of the genus Vibrio. Following the summer mortality outbreaks reported in France between 1998 and 2000, Vibrio harveyi strains were isolated from moribund abalones, allowing in vivo and in vit...

journal_title：Cytotechnology

authors： Pichon D,Cudennec B,Huchette S,Djediat C,Renault T,Paillard C,Auzoux-Bordenave S

更新日期：2013-10-01 00:00:00

abstract：:The metabolism of hybridoma cells was controlled to reduce metabolic formation in fed-batch cultures by dynamically feeding a salt-free nutrient concentrate. For this purpose, on-line oxygen uptake rate (OUR) measurement was used to estimate the metabolic demand of hybridoma cells and to determine the feeding rate of ...

journal_title：Cytotechnology

authors： Zhou W,Rehm J,Europa A,Hu WS

更新日期：1997-07-01 00:00:00

abstract：:A fructose-based cell culture is suitable for the process control of protein production because of slow sugar consumption rate and low lactate accumulation. The fructose transporter, GLUT5, mediates its incorporation into cells and is required for the fructose-based culture. In order to produce efficiently recombinant...

journal_title：Cytotechnology

authors： Inoue Y,Tsukamoto Y,Yamanaka M,Nakamura S,Inoue A,Nishino N,Kawahara H

更新日期：2010-08-01 00:00:00

abstract：:The bioavailability and action of teas on the invasion of a rat ascites hepatoma cell line, AH109A, were determined and their modes of action were by co-culturing the cancer cells with a rat mesentery-derived mesothelial-cell (M-cell) monolayer in the presence of sera from rats orally given teas and their component, (...

journal_title：Cytotechnology

authors： Zhang G,Miura Y,Yagasaki K

更新日期：2001-07-01 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：:Oral tolerance is the systemic immunological unresponsiveness that occurs after feeding protein antigens. Its physiological role is thought to be the prevention of hypersensitivity to food antigens, and its therapeutic use to treat inflammatory diseases has been suggested. Although it has been shown that CD4(+) T cell...

journal_title：Cytotechnology

authors： Gotoh T,Ise W,Nonaka A,Hamaguchi S,Hachimura S,Kaminogawa S

更新日期：2003-11-01 00:00:00

abstract：:Mandibular molar anlages excised from 17-day mouse foetuses were cultured in vitro or in ovo (on the chorioallantoic membrane). In both cases, the explants were underlain either with a Millipore filter or with a piece of fibrin foam. Tooth germs were harvested after 7 days of cultivation and processed histologically. ...

journal_title：Cytotechnology

authors： Peterka M,Mandys V,Peterková R

更新日期：1991-09-01 00:00:00

abstract：:MiR-548 has been reported to be involved in a variety of tumor processes, but its function in breast cancer remains unclear. In this study, we found that miR-548 was low expressed in breast cancer tissues and cells compared with normal control. We then examined whether up-regulation of miR-548 could improve the progre...

journal_title：Cytotechnology

authors： Tan PY,Wen LJ,Li HN,Chai SW

更新日期：2020-10-01 00:00:00

abstract：:Iron overload is a major health problem for patients who have to have continuous blood transfusions. It brings some metabolic problems together. Various iron chelating agents are being used for treatment of hemochromatosis which arises from excess iron accumulation. This study was conducted with the aim of determining...

journal_title：Cytotechnology

authors： Ila HB,Topaktas M,Arslan M,Büyükleyla M

更新日期：2014-08-01 00:00:00

abstract：:The objective of this study was to compare effects of in vitro culture systems on embryonic development and expression patterns of developmentally important genes in preimplantation buffalo embryos. After IVM/IVF presumptive zygotes were cultured in one of three systems: undefined TCM-199, mCR2aa medium supplemented w...

journal_title：Cytotechnology

authors： Sadeesh EM,Selokar NL,Balhara AK,Yadav PS

更新日期：2016-10-01 00:00:00

abstract：:The development of specific catalytic inhibitors for the serine protease urokinase-type plasminogen activator (uPA) has been hindered due to difficulties in producing sufficient amounts of active recombinant uPA that is catalytically equivalent to native uPA. The purpose of this study was to develop an efficient syste...

journal_title：Cytotechnology

authors： Atkins E,Zamora S,Candia BJ,Baca A,Orlando RA

更新日期：2005-09-01 00:00:00

abstract：:Hyperuricemia is an important risk factor for gout. Isorhamnetin (3'-O-methylquercetin) is an O-methylated flavonol, which occurs in onion, almond and sea buckthorn. It is also one of the metabolites of quercetin in mammals. In the present study, we investigated anti-hyperuricemic effect of isorhamnetin adopting both ...

journal_title：Cytotechnology

authors： Adachi SI,Kondo S,Sato Y,Yoshizawa F,Yagasaki K

更新日期：2019-02-01 00:00:00

abstract：:The growth yields for glucose and glutamine of murine hybridoma cells entrapped in collagen gel particles were examined during the growth phase. The immobilized hybridoma cells were cultivated in a fluidized bed fermenter where the medium was circulating to supply oxygen separately. Procedures to supply an alkaline so...

journal_title：Cytotechnology

authors： Shirai Y,Yamaguchi M,Kobayashi A,Nishi A,Nakamura H,Murakami H

更新日期：1994-01-01 00:00:00

abstract：:Sorbaria kirilowii (Regel) Maxim, a plant found in China, Korea, Japan, and east of Europe, is a common herb used for traditional medicinal purposes. However, its ability to prevent photoaging has not been studied. In this study, we investigated the anti-photoaging functions of an ethanol extract (Sk-EE) of S. kirilow...

journal_title：Cytotechnology

authors： Chen H,Jang J,Kopalli SR,Yum J,Yoon K,Cho JY

更新日期：2021-02-01 00:00:00

abstract：:The baculovirus infection process of Spodoptera frugiperda (Sf9) insect cells in oxygen-controlled bioreactors in serum-free medium was investigated using a recombinant Autographa californica (AcNPV) virus expressing beta-galactosidase enzyme as a model system. A variety of monitoring techniques including trypan blue ...

journal_title：Cytotechnology

authors： Hensler WT,Agathos SN

更新日期：1994-01-01 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：:Animal cells in suspension culture can suffer severe mechanical damage from bursting gas bubbles or other hydrodynamic force sources. Certain chemical additives in the culture media, particularly some surface-active chemicals, can effectively protect animal cells against such damage. Previously we proposed that the pr...

journal_title：Cytotechnology

authors： Wu J

更新日期：1996-01-01 00:00:00

abstract：:Infection of human B cells with Epstein-Barr virus (EBV) induces polyclonal activation in almost all infected cells, but a small proportion of infected cells are transformed to immortalized lymphoblastoid cell lines. Since B cells are activated also by CD40 ligand (CD40L) and Toll-like receptor (TLR) agonists via a si...

journal_title：Cytotechnology

authors： Younesi V,Shirazi FG,Memarian A,Amanzadeh A,Jeddi-Tehrani M,Shokri F

更新日期：2014-01-01 00:00:00

abstract：:This paper reviews the JRC-Ispra research activity on toxicological studies related to the environmental and occupational exposure of trace metals, as carried out by a combination of cell culture methodologies with nuclear and radioanalytical techniques. Applications concern the setting of uptake-effect relationships ...

journal_title：Cytotechnology

authors： Sabbioni E,Pozzi G,Fischbach M,Bahbouth E

更新日期：1993-01-01 00:00:00

abstract：:This paper reviews the JRC-Ispra research activity on toxicological studies related to the environmental and occupational exposure of trace metals, as carried out by a combination of cell culture methodologies with nuclear and radioanalytical techniques.Applications concern the setting of uptake-effect relationships a...

journal_title：Cytotechnology

authors： Sabbioni E,Pozzi G,Fischbach M,Bahbouth E

更新日期：1993-01-01 00:00:00

abstract：:Chemical genomics is a new research paradigm with importantapplications in drug discovery. It links genomic targets withsmall-molecule chemistries thereby allowing for efficient targetvalidation and lead compound identification. ACADIA'schemical-genomics platform consists of a large and diverse small-moleculelibrary (...

journal_title：Cytotechnology

authors： Hacksell U,Nash N,Burstein ES,Piu F,Croston G,Brann MR

更新日期：2002-01-01 00:00:00