Cell migration and growth induced by photo-immobilised vascular endothelial growth factor (VEGF) isoforms

Xueli Ren, Jun Akimoto, Hideyuki Miyatake, Seiichi Tada, Liping Zhu, Hongli Mao, Takashi Isoshima, Stefan Müller, Seong Min Kim, Yulai Zhou, Yoshihiro Ito

Research output: Contribution to journalArticlepeer-review

10 Scopus citations

Abstract

Vascular endothelial growth factors (VEGFs) play an important role in tissue repair and regeneration. In this study, VEGFs were immobilised by photo-reactive gelatine by photo-irradiation and the effect of immobilisation was quantitatively investigated. Immobilised VEGFs enhanced endothelial cell migration and growth more than soluble VEGFs. In addition, the activation effects depended on the VEGF isoforms. Prolonged activation of phosphorylation sites in the VEGF receptor, which is associated with migration and proliferation, was observed on the immobilised VEGF surfaces. The results indicated that photo-immobilised VEGFs induced high cell activation by stimulating phosphorylation of the VEGF receptor, VEGFR2, which activated multiple cell functions.

Original languageEnglish
Pages (from-to)4272-4279
Number of pages8
JournalJournal of Materials Chemistry B
Volume7
Issue number27
DOIs
StatePublished - 2019
Externally publishedYes

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