Vascular Endothelial Growth Factor (VEGF) isoform expression and activity in human and murine lung injury.

Respir Res · 2009 · PMC2674417 · PMID 19358726

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may be significantno p-value reported

The specific functions of these isoforms have not been clearly identified in humans although genetically modified mouse models suggest they may be significant.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.