RT Journal Article SR Electronic T1 Papers of note in Science Translational Medicine 9 (416) JF Science Signaling JO Sci. Signal. FD American Association for the Advancement of Science SP eaar5103 DO 10.1126/scisignal.aar5103 VO 10 IS 506 A1 Ferrarelli, Leslie K. YR 2017 UL http://stke.sciencemag.org/content/10/506/eaar5103.abstract AB This week’s articles describe why pulmonary hypertension often arises with lung cancer; a way to interrupt the autoimmune response in type 1 diabetes; and a marker through which to screen patients for response to MSC therapy and risk for graft-versus-host disease.