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 constitutive secretion of Interleukin-4 dictate CD133+ side population cells to resist drug treatment and cell death?
Answer: Our data suggest that the autocrine secretion of IL-4 is a potential target for the development of novel anticancer drugs to prevent the CSCs-mediated therapy failure and tumorigenesis.
yes

Question: Are proliferation of colo-357 pancreatic carcinoma cells and survival of patients with pancreatic carcinoma altered by insulin glargine?
Answer: Regular human insulin and insulin glargine may be used to treat diabetes in patients with pancreatic cancer.
no

Question: Is allodynia associated with a higher prevalence of depression in migraine patients?
Answer: This study identified allodynia, in addition to high migraine attack frequency, as a new migraine-specific factor associated with depression.

yes