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: Is pKCε a negative regulator of PVAT-derived vessel formation?
Answer: PKCε negatively interferes with vessel progenitor differentiation via interaction with PAK-1.

A: yes
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Q: Question: Does bispectral index monitoring improve early recovery of geriatric outpatients undergoing brief surgical procedures?
Answer: In this non-paralyzed elderly outpatient surgery population, the use of BIS monitoring for titrating the maintenance anesthetic (sevoflurane) failed to improve the early recovery process.

A: no
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Q: Question: Does continuous Pringle maneuver affect outcomes of patients with hepatocellular carcinoma after curative resection?
Answer: Continuous PM effectively reduces intraoperative bleeding and does not adversely impact the outcomes of HCC patients. It remains a valuable tool in hepatic resection, even difficult, complicated resections requiring prolonged clamping times.

A:
no
****