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.

Q: Question: Does abrogation of early apoptosis alter late inhibition of hippocampal neurogenesis after irradiation?
Answer: Early apoptotic death of neural progenitors, endothelial cells, or both does not have a causative association with late inhibition of neurogenesis after irradiation.

A: no
****
Q: Question: Does long-term treatment with methotrexate or tumor necrosis factor alpha inhibitors increase epstein-barr virus load in patients with rheumatoid arthritis?
Answer: Long-term usage of methotrexate or TNFalpha inhibitors in patients with RA does not significantly influence EBV load in PBMCs.

A: no
****
Q: Question: Does pretreatment with low-dose β-adrenergic antagonist therapy affect severity of Takotsubo cardiomyopathy?
Answer: Prior therapy with low-dose β-adrenergic antagonists does not affect the severity of presentation and clinical course of Takotsubo cardiomyopathy as measured by common markers of myocardial dysfunction.

A:
no
****