- Exogenous proline stimulates type I collagen and HIF-1α expression and the process is attenuated by glutamine in human skin fibroblasts.
Exogenous proline stimulates type I collagen and HIF-1α expression and the process is attenuated by glutamine in human skin fibroblasts.
Molecular and cellular biochemistry (2017-05-21)
Lukasz Szoka, Ewa Karna, Kornelia Hlebowicz-Sarat, Jacek Karaszewski, Jerzy A Palka
PMID28526934
ABSTRACT
Abundance of proline (Pro) in collagen molecule led us to investigate whether Pro supply affects collagen biosynthesis in human skin fibroblasts. Treatment of the cells with milimolar concentrations (5 and 10 mM) of Pro for 24 and 48 h contributed to increase in α