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Updated: Aug 18, 2026

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Isolation and Analysis of Plasma Lipoproteins by Ultracentrifugation
Published on: January 28, 2021
The concentration of apolipoprotein A-I decreases during experimentally induced acute-phase processes in pigs
R Carpintero1, M Piñeiro, M Andrés
1Departamento de Bioquímica y Biología Molecular y Celular, Facultad de Ciencias, Universidad de Zaragoza, 50009 Zaragoza, Spain.
Infection and Immunity
|April 23, 2005
Abstract:
In this work, apolipoprotein A-I (ApoA-I) was purified from pig sera. The responses of this protein after sterile inflammation and in animals infected with Actinobacillus pleuropneumoniae or Streptococcus suis were investigated. Decreases in the concentrations of ApoA-I, two to five times lower than the initial values, were observed at 2 to 4 days. It is concluded that ApoA-I is a negative acute-phase protein in pigs.

