ko pathway ratio_in_study ratio_in_pop p_value ko04726 Serotonergic synapse 3/16 137/7206 0.00314019271392 ko00380 Tryptophan metabolism 2/16 50/7206 0.00532147120252 ko00950 Isoquinoline alkaloid biosynthesis 1/16 10/7206 0.0219967783132 ko00360 Phenylalanine metabolism 1/16 17/7206 0.0371237239536 ko00100 Steroid biosynthesis 1/16 21/7206 0.0456689229108