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Novel fusion protein derived from vasostatin 30 and vasoinhibin II-14.1 potently inhibits coronary endothelial cell proliferation
GABRIELA VAZQUEZ RODRIGUEZ
María del Carmen González Castillo
Antonio de León Rodríguez
Acceso Abierto
Atribución-NoComercial-SinDerivadas
https://doi.org/10.1007/s12033-012-9642-4
Angiogenesis
Endothelium
Cell proliferation
Fusion protein
Recombinant protein
"Angiogenesis has been considered an important target for cancer therapy. The inhibition of angiogenesis represents a promising strategy for anti-cancer treatment, tumor growth inhibition, and metastasis. Vasostatin 30 (Vs30), and the 14.1 kDa vasoinhibin (Vi-II-14.1) are two peptides with remarkable anti-tumor and anti-angiogenic effect. The aim of this study was to produce a novel fusion protein between Vs30 and Vi-II-14.1, denominated VS_VI, to obtain a new protein with higher biological activity. The protein fusion genes were cloned into a T7 promoter-based vector, expressed in Escherichia coli BL21-SI and purified by affinity column chromatography. In vitro assays showed that the recombinant fusion protein inhibited rat coronary endothelial cell proliferation at 65.5 % at 10 nM, whereas recombinant Vs30 and Vi-II-14.1 inhibited at 33 and 50.5 % respectively, at the same concentration. The results showed that VS_VI is significantly more active than the Vs30 and Vi-II-14.1 separately. In addition, a practical classification of the vasoinhibins based on the peptide origin and theoretical molecular weight is proposed. This is the first study to produce a new fusion protein derived from Vs30 and Vi-II-14.1, both of them proposed as promising therapeutic agents."
Humana Press Inc
2013-07
Artículo
Vazquez Rodriguez, G., Gonzalez, C. & De Leon Rodriguez, A. Mol Biotechnol (2013) 54: 920. https://doi.org/10.1007/s12033-012-9642-4
BIOLOGÍA MOLECULAR
Versión revisada
submittedVersion - Versión revisada
Aparece en las colecciones: Publicaciones Científicas Biología Molecular

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