NewslettersDermal Cell NewsMethotrexate Suppresses Psoriatic Skin Inflammation by Inhibiting Muropeptide Transporter SLC46A2 ActivityBy Laurisa Dohm - May 1, 20230225Investigators focused on Slc46a2, which was highly expressed in mammalian epidermal keratinocytes, and showed that it was critical for the delivery of diaminopimelic acid-muropeptides and activation of NOD1 in keratinocytes.[Immunity]Full ArticleGraphical Abstract