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Related Experiment Video

Updated: Jun 20, 2026

Assessment of the Synaptic Interface of Primary Human T Cells from Peripheral Blood and Lymphoid Tissue
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Modulation of C-reactive protein-mediated monocyte chemoattractant protein-1 induction in human endothelial cells by

V Pasceri1, J S Cheng, J T Willerson

  • 1Department of Cardiology, University of Texas-MD Anderson Cancer Center, Houston, USA.

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|May 31, 2001
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C-reactive protein (CRP) significantly increases monocyte chemoattractant protein-1 (MCP-1) in endothelial cells, a key factor in vascular inflammation. This effect is reduced by simvastatin and fenofibrate, suggesting new therapeutic targets for atherosclerosis.

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Area of Science:

  • Biochemistry
  • Immunology
  • Cardiovascular Research

Background:

  • C-reactive protein (CRP) is known to induce adhesion molecule expression in endothelial cells.
  • The impact of CRP on chemokine expression by endothelial cells remains largely uncharacterized.

Purpose of the Study:

  • To investigate the effects of CRP on the production of monocyte chemoattractant protein-1 (MCP-1) and RANTES by human umbilical vein endothelial cells.
  • To explore the potential inhibitory effects of simvastatin and fenofibrate on CRP-induced MCP-1 production.

Main Methods:

  • Cultured human umbilical vein endothelial cells were incubated with varying concentrations of recombinant human CRP.
  • Chemokine secretion (MCP-1 and RANTES) was quantified using ELISA.
  • The influence of aspirin, simvastatin, fenofibrate, Wy-14649, and ciglitazone on CRP-induced MCP-1 production was assessed.

Main Results:

  • CRP (100 microgram/mL) significantly increased MCP-1 secretion by 7-fold, with a dose-dependent effect observed from 5 microgram/mL upwards.
  • RANTES secretion was not affected by CRP.
  • Simvastatin, fenofibrate, and Wy-14649 significantly inhibited CRP-induced MCP-1 production, while aspirin had no effect and ciglitazone had a moderate effect.

Conclusions:

  • CRP plays a significant role in vascular inflammation and atherosclerosis pathogenesis.
  • The findings provide novel insights into the mechanism of action of anti-atherosclerosis drugs like simvastatin and fenofibrate.