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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
9
pubmed:dateCreated
2011-5-23
pubmed:abstractText
Recently, we have reported that a vasoactive peptide adrenomedullin promotes angio/arteriogenesis and prevents cognitive decline after chronic cerebral hypoperfusion in mice. Adrenomedullin upregulated brain levels of vascular endothelial growth factor (VEGF) and basic fibroblast growth factor, although the regulation mechanism needs to be determined. In this study, we showed that VEGF neutralization partially suppressed adrenomedullin-induced neovascularization and cognitive restoration in vivo. In-vitro, adrenomedullin promoted capillary tube formation of the cultured endothelium, whereas VEGF neutralization abolished these effects. Adrenomedullin was found to upregulate VEGF and basic fibroblast growth factor through the adrenomedullin receptor and the phosphatidylinositol 3-kinase pathway. These results suggest that adrenomedullin has potential as therapy for dementia through enhancement of functional vascular growth.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jun
pubmed:issn
1473-558X
pubmed:author
pubmed:issnType
Electronic
pubmed:day
22
pubmed:volume
22
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
442-7
pubmed:meshHeading
pubmed:year
2011
pubmed:articleTitle
Angiogenic roles of adrenomedullin through vascular endothelial growth factor induction.
pubmed:affiliation
Departments of Neurology, Graduate School of Medicine, Kyoto University, Kyoto, Japan.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't