Given the task definition and input, reply with output. 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 intrabone marrow injection enhance placental mesenchymal stem cellmediated support of hematopoiesis in mice?
Answer: Our results not only elucidated the role of PMSCs in promoting hematopoiesis, but also revealed the therapeutic potential of the combination of PMSCs and IBMI in transplantation.
yes