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Apolipoprotein E knock-out and knock-in mice: atherosclerosis, metabolic syndrome, and beyond.

AbstractGiven the multiple differences between mice and men, it was once thought that mice could not be used to model atherosclerosis, principally a human disease. Apolipoprotein E-deficient (apoEKO) mice have convincingly changed this view, and the ability to model human-like plaques in these mice has provided scientists a platform to study multiple facets of atherogenesis and to explore potential therapeutic interventions. In addition to its well-established role in lipoprotein metabolism, recent observations of reduced adiposity and improved glucose homeostasis in apoEKO mice suggest that apoE may also play a key role in energy metabolism in peripheral organs, including adipose tissue. Finally, along with apoEKO mice, knockin mice expressing human apoE isoforms in place of endogenous mouse apoE have provided insights into how quantitative and qualitative genetic alterations interact with the environment in the pathogenesis of complex human diseases.
AuthorsAvani A Pendse, Jose M Arbones-Mainar, Lance A Johnson, Michael K Altenburg, Nobuyo Maeda (Affiliation: Department of Pathology and Laboratory Medicine, University of North Carolina, Chapel Hill, NC 27599-7525, USA.)
JournalJournal of lipid research (J Lipid Res) Vol. 50 Suppl Pg. S178-82 (Apr 2009) ISSN: 0022-2275 [Print] United States
PMID19060252 (Publication Type: Journal Article, Research Support, N.I.H., Extramural)
Chemical References
  • Apolipoproteins E
  • Protein Isoforms
Topics
  • Adipocytes (metabolism)
  • Animals
  • Apolipoproteins E (deficiency, genetics, metabolism)
  • Atherosclerosis (genetics, metabolism)
  • Diabetes Mellitus (genetics, metabolism)
  • Humans
  • Metabolic Syndrome X (genetics, metabolism)
  • Mice
  • Mice, Transgenic
  • Protein Isoforms (genetics, metabolism)