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Effects of Cefodizime on Phagocytosis of COS-1 Ccells

Hwang PH, Nam SY, Yi HK, Kim MH, Kim KS, Kim JS

  • KMID: 2104441
  • J Korean Pediatr Soc.
  • 1998 Dec;41(12):1632-1638.
PURPOSE: Cefodizime is a new third-generation cephalosporin which has a structure and immunomodutation properties similar to cefotaxime. Various studies on cefodizime have demonstrated the direct eradication of bacteria in cooperation...
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Remifentanil induces autophagy and prevents hydrogen peroxide-induced apoptosis in Cos-7 cells

Yoon JY, Baek CW, Woo MN, Kim EJ, Yoon JU, Park CH

BACKGROUND: This study investigated the effect of remifentanil pretreatment on Cos-7 cells exposed to oxidative stress, and the influence of remifentanil on intracellular autophagy and apoptotic cell death. METHODS: Cells were...
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Retainment of membrane binding capacity of non-palmitoylated Gs alpha mutants expressed in COS-1 cells

Yang JM, Cho CH, Bae CD, Juhnn YS

  • KMID: 755014
  • Exp Mol Med.
  • 1998 Dec;30(4):235-239.
Heterotrimeric guanine nucleotide binding regulatory proteins (G proteins) transduce extracellular signals into intracellular signals by coupling receptors and effectors. Because most of the G protein-coupled receptors are integral proteins, the...
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Propofol Post-conditioning Protects against COS-7 Cells in Hypoxia/reoxygenation Injury by Induction of Intracellular Autophagy

Kwak JW, Kim EN, Park BS, Kim YH, Kim YD, Yoon JU, Kim CH, Yoon JY

BACKGROUND: Propofol (2.6-diisopropylphenol) is a widely used intravenous anesthetic agent for the induction and maintenance of anesthesia during surgeries and sedation for ICU patients. Propofol has a structural similarity to...
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The Effects of Recombinant Human BMP-7, Prepared from a COS-7 Expression System, on the Proliferation and Differentiation of Rat Newborn Calvarial Osteoblasts

Lee DH, Suh H, Han DW, Park BJ, Lee JW, Park JC

A family of proteins, the bone morphogenetic proteins (BMPs), which promote osteoblast differentiation and bone mineralization, have recently been identified. One, BMP-7, has shown the ability to induce cartilage and...
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Propofol protects against oxidative-stress-induced COS-7 cell apoptosis by inducing autophagy

Yoon JY, Baek CW, Kim EJ, Park BS, Yu SB, Yoon JU, Kim EN

BACKGROUND: In oxidative stress, reactive oxygen species (ROS) production contributes to cellular dysfunction and initiates the apoptotic cascade. Autophagy is considered the mechanism that decreases ROS concentration and oxidative damage....
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Effects of overexpression of stimulatory G proteins on the expression of the other G proteins in COS-1 cells

Kim SY, Jang IS, Yang JM, Kwak SJ, Juhnn YS

  • KMID: 2045610
  • Exp Mol Med.
  • 1997 Jun;29(2):133-137.
To investigate the interaction of stimulatory GTP binding protein (G(s)) pathways with others, we overexpressed wild type alpha subunit of G(s) (G(s) alpha), constitutively activated R201E G(s) alpha, and dominant...
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Pseudotype HIV-1 Particles Carrying CD4

Park SW, Kim TG, You JC, Schubert M, Paik SY

  • KMID: 1896565
  • J Korean Soc Virol.
  • 2000 Mar;30(1):83-99.
A defective HIV-1 helper virus DNA, pHyPC, was assembled by deleting the RNA packaging signal, env, nef and the 3'LTR sequences. HIV-1 like virus particles that carry the HIV-1 receptor,...
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Cytoplasmic Domain of Intercellular Adhesion Molecule-1(ICAM-1)is Important for the ICAM-1 Mediated Membrane Projection of Endothelial Cells

Seo GS, Choi M, Oh HM, Lee MH, Lee KM, Nah YH, Jun CD

  • KMID: 2030767
  • Korean J Anat.
  • 2005 Feb;38(1):11-19.
Intercellular adhesion molecule-1 (ICAM-1)has been shown to enhance leukocyte adhesion, thereby inducing migration through blood endothelial cells. However, the molecular event during the process of adhesion is largely unknown. To...
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SR144528 as Inverse Agonist of CB2 Cannabinoid Receptor

Rhee MH, Kim SK

  • KMID: 1095119
  • J Vet Sci.
  • 2002 Sep;3(3):179-184.
It is now well established that several G protein- coupled receptors can signal without agonist stimulation (constitutive receptors). Inverse agonists have been shown to inhibit the activity of such constitutive...
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Autoantigenic Role of Variant Thyroperoxidase

Shong YK, Moon DH, Kim GS

  • KMID: 2461605
  • J Korean Soc Endocrinol.
  • 1996 Mar;11(1):61-67.
Background: Thyroperoxidase(TPO) is one of the most important autoantigens in autoimmune thyroid disorders and autoantibody to TPO is found in almost every patients with various autoimmune thyroid diseases. Human TPO...
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Gold compound auranofin inhibits I kappaB kinase (IKK) by modifying Cys-179 of IKK beta subunit

Jeon KI, Byun MS, Jue DM

  • KMID: 1097252
  • Exp Mol Med.
  • 2003 Apr;35(2):61-66.
Antirheumatic gold compounds have been shown to inhibit NF-kB activation by blocking IkB kinase (IKK) activity. To examine the possible inhibitory mechanism of gold compounds, we expressed wild type and...
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Generation of Monoclonal Antibodies Against Human Papillomavirus Type16 E7 Protein : Usefulness for Various E7 Detection Systems

Chang WH, Cho MK, Kee SH, Kim YW, Lee JC, Kim KH, Kim BG, Park SY

  • KMID: 1540529
  • J Korean Soc Microbiol.
  • 1997 Jun;32(3):335-342.
The gene encoding E7 oncoprotein of human papillomavirus type 16 was cloned and expressed in Escherichia coli, and the monoclonal antibodies (Mabs) against this expressed protein were generated. For the...
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Prolonged hypotensive effect of human tissue kallikrein gene delivery and recombinant enzyme administration in spontaneous hypertension rats

Sun H, Zhang L, Wang A, Xue Z

  • KMID: 755661
  • Exp Mol Med.
  • 2004 Feb;36(1):23-27.
To evaluate the feasibility of treating hypertension by human tissue kallikrein gene (KLK1) delivery and by enzyme (rK1) administration, two recombinant vectors expressing KLK1 cDNA were constructed for gene delivery...
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The Inhibition of TREK2 Channel by an Oxidizing Agent, 5,5'-dithio- bis (2-nitrobenzoic acid), via Interaction with the C-terminus Distal to the 353rd Amino Acid

Park KS, Bang H, Shin EY, Kim CH, Kim Y

TREK (TWIK-RElated K+ channels) and TRAAK (TWIK-Related Arachidonic acid Activated K+ channels) were expressed in COS-7 cells, and the channel activities were recorded from inside-out membrane patches using holding potential...
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Construction of Recombinant DNA with F and HN Genes of Newcastle Disease Virus and Its Immunogenicity

Kim JY, Chu J, Park JH, Seo SH, Park CS, Kim MC, Jun MH

Recombinant DNA vaccines, based on plasmid vectors expressing an antigen under the control of a strong promotor, have several advantages over traditional vaccines. They have been shown to induce a...
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The colchicine derivative CT20126 shows a novel microtubule-modulating activity with apoptosis

Kim SK, Cho SM, Kim H, Seok H, Kim SO, Kwon TK, Chang JS

  • KMID: 2154238
  • Exp Mol Med.
  • 2013 Apr;45(4):e19.
New colchicine analogs have been synthesized with the aim of developing stronger potential anticancer activities. Among the analogs, CT20126 has been previously reported to show immunosuppressive activities. Here, we report...
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Characterization of Monoclonal Antibodies against Human Leukocyte Common Antigen (CD45)

Shin HM, Cho WD, Lee GK, Lee SH, Lee KM, Ji GY, Yoon SS, Koo JH, Lee HC, Lee KH, Song HG

BACKGROUND: The leukocyte common antigen (CD45) is a transmembrane-type protein tyrosine phosphatase that has five isoforms. METHODS: We generated seven murine mAbs against human CD45 by injecting cells from different origins,...
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Characterization of Molecular Defects in Korean Families with Inherited Ornithine Transcarbamylase Deficiency and Their Genotype-Phenotype Correlations

Yoo HW

  • KMID: 1748172
  • J Korean Pediatr Soc.
  • 1999 Jul;42(7):900-910.
PURPOSE: This study was undertaken to characterize molecular defects in Korean families with ornithine transcarbamylase(OTC) deficiency, correlate it with phenotype using in vitro expression study, and utilize it for making...
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Search for "Proximal Histidine" of Thyroperoxidase Using Site Directed Mutagenesis

Kim WB, Shong YK

  • KMID: 2200381
  • J Korean Soc Endocrinol.
  • 2003 Aug;18(4):371-378.
BACKGROUND: Thyroperoxidase (TPO), a transmembrane heme containing glycoprotein, catalyzes iodide organification and thyroid hormone synthesis. It is a single peptide making a loop with more than one disulfide bond. The...
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