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 propranolol inhibition of -adrenergic receptor suppress pathologic neovascularization in oxygen-induced retinopathy?
Answer: Propranolol treatment via three routes and up to 30 times the standard human dose failed to suppress retinopathy development in mice. These data bring into question whether propranolol through inhibition of -adrenergic receptors is an appropriate therapeutic approach for treating ROP.
no