Sentence: Pharmacological inhibition of p70S6 K using the PI3K/mTOR inhibitor NVP-BEZ235 , the specific mTOR inhibitor Rapamycin and the specific p70S6 K inhibitor PF-4708671 potentiated Selumetinib effects in resistant cells .
Drug combination annotation:
[{'class': 'POS', 'spans': ['Selumetinib', 'NVP-BEZ235'], 'is_context_needed': False}, {'class': 'POS', 'spans': [0, 1], 'is_context_needed': False}, {'class': 'POS', 'spans': [1, 3], 'is_context_needed': False}]