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15-hydroxyeicosatetraenoic acid stimulates migration of human retinal microvessel endothelium in vitro and neovascularization in vivo

  • J. E. Graeber
  • , B. M. Glaser
  • , B. N.Y. Setty
  • , J. A. Jerdan
  • , R. W. Walenga
  • , M. J. Stuart
  • Johns Hopkins University
  • Temple University

Research output: Contribution to journalArticlepeer-review

35 Scopus citations

Abstract

We evaluated 15-hydroxyeicosatetraenoic acid (15-HETE), a major arachidonic acid product of vascular endothelium and leukocytes, for its effect on neovascularization. In a modified Boyden chamber assay, 15-HETE (10-7 M) sitmulated human retinal microvessel endothelial cell migration by 42 ± 10% (mean ± S.E.M., p<0.01). 12-HETE, a major arachidonic acid metabolite of platelets, had no such effect. Further studies in the rabbit corneal pocket assay revealed that 15-HETE stimulated neovascularization in vivo. Concentrations at which the in vivo effects were observed are within the range generated by several cell types and are achievable in human serum. 15-HETE stimulation of human endothelial cell migration in vitro and neovascularization in vivo suggests that it may play a role in vasoproliferative disorders.

Original languageEnglish
Pages (from-to)665-673
Number of pages9
JournalProstaglandins
Volume39
Issue number6
DOIs
StatePublished - Jun 1990
Externally publishedYes

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