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.

[EX Q]: Question: Does pI3K and Bcl-2 inhibition prime glioblastoma cells to apoptosis through downregulation of Mcl-1 and Phospho-BAD?
Answer: Combination therapy with ABT-263 and GDC-0941 has novel therapeutic potential by specifically targeting aberrantly active, deregulated pathways in GBM, overcoming endogenous resistance to apoptosis.
[EX A]: yes

[EX Q]: Question: Is lipoprotein internalisation induced by oncogenic AMPK activation essential to maintain glioblastoma cell growth?
Answer: Our findings demonstrate that AMPK plays a crucial role in glioblastoma cell growth and suggest that blocking lipoprotein receptors could potentially be used as a plausible therapeutic approach for these and other type of tumours with high levels of AMPK.
[EX A]: yes

[EX Q]: Question: Is methotrexate steroid sparing in acute sarcoidosis : results of a double blind , randomized trial?
Answer: Methotrexate can be a steroid sparing agent in acute sarcoidosis.
[EX A]:
yes