Gamma-synuclein is a novel prognostic marker that encourages tumor cell migration in biliary tract carcinoma. Title: Gamma-synuclein is usually a novel prognostic marker that promotes tumor mobile migration in biliary tract carcinoma.Hai ng??i Palestine, m?t s?ng ??phía b?c, m?t s?ng ??phía nam Gaza, k??câu chuy?n ??i trong m?t n?m c?a cu?c chi?