Q: 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 n-2-mercaptopropionylglycine , a scavanger of reactive oxygen species , modify the early antiarrhythmic effect of ischaemic preconditioning in anaesthetised dogs?
Answer: We conclude that in our canine model of ischaemia/reperfusion the generation of ROS does not play a trigger role in the early PC-induced antiarrhythmic protection.
A:
no