ko pathway ratio_in_study ratio_in_pop p_value ko04330 Notch signaling pathway 1/4 62/7206 0.0339811229605 ko05030 Cocaine addiction 1/4 73/7206 0.0399183636095 ko04111 Cell cycle - yeast 1/4 90/7206 0.0490402149785 ko04391 Hippo signaling pathway - fly 1/4 90/7206 0.0490402149785