Fig. 3From: Optimal vitamin D spurs serotonin: 1,25-dihydroxyvitamin D represses serotonin reuptake transport (SERT) and degradation (MAO-A) gene expression in cultured rat serotonergic neuronal cell linesMorphology of serotonergic rat raphe RN46A-B14 cells grown in a media 1, b media 2, and c media 3, see the “Methods” section for descriptions of the media formulations. d RN46A-B14 cells grown in media 1–3 and treated with 10 nM 1,25D for 24 h, followed by TPH2 mRNA quantification, expressed as fold relative to EtOH vehicle control (not shown)Back to article page