A surge can be constituted-of-or-filled-with serotonin.Logical formLearned from3 sentences. Serotonin may cause depression.Logical formLearned from3 sentences. (Serotonin levels) may raise a mood.Logical formLearned from3 sentences. A decline can be in serotonin.Logical formLearned from3 sentences. Chemicals may stimulate serotonin.Logical formLearned from3 sentences. A (brain chemical serotonin) may trigger a switch.Logical formLearned from3 sentences. Locusts may have (serotonin levels).Logical formLearned from3 sentences. Serotonin may have a role.Logical formLearned from2 sentences. A flood can be constituted-of-or-filled-with serotonin.Logical formLearned from2 sentences. Serotonin may have a reciprocal relationship.Logical formLearned from2 sentences. A (serotonin receptor antagonist) can be potent.Logical formLearned from2 sentences. A drug may act as a (serotonin receptor antagonist).Logical formLearned from2 sentences. A same substance can be as serotonin.Logical formLearned from2 sentences. An increase can be in (serotonin production).Logical formLearned from2 sentences. Effects can be on a reuptake of serotonin.Logical formLearned from2 sentences.