Vitamin D ameliorates stress ligand expression elicited by free fatty acids in the hepatic stellate cell line LX-2 - SEYDEL, Şeyda; BEILFUSS, Anja; KAHRAMAN, Alişan; AKSOY, Kıymet; GERKEN, Guido; AKKIZ, Hikmet; CANBAY, Ali (Turkish Journal of Gastroenterology, 2011)