Given a passage with a question and an answer to that question, classify if the answer actually answers the question into 'yes' or 'no'. Output 'yes' if the answer answers the question and output 'no' if the answer does not answer the question.

Question: Does astaxanthin prevent TGF1-induced pro-fibrogenic gene expression by inhibiting Smad3 activation in hepatic stellate cells?
Answer: Taken together, ASTX exerted anti-fibrogenic effects by blocking TGF1-signaling, consequently inhibiting the activation of Smad3 pathway in HSCs.
yes