The glucose transporter 2 regulates CD8⁺ T cell function via environment sensing.

"Competing interests The authors declare no competing interests."

"We acknowledge funding from the British Heart Foundation (RG/20/8/34995, CH/15/2/32064 and AA/18/5/34222; to F.M.M.-B.). Author contributions: Conceptualization: F.M.M.-B., G.D.N. and D.M.S. Methodology: H.F., J.V., S.F., F.B., A.D.A., G.W., D.L., R.C., P.G., M.H.S., D.T., B.T. and A.I. Investigation: H.F., J.V., S.F., F.B., A.D.A., G.W., T.P., D.L., R.C., R.J.H., P.G., M.H.S., S.S. and V.M. Visualization: H.F., J.V., S.F., F.B., A.D.A., G.W., D.L., R.C., P.G. and M.H.S. Funding acquisition: F.M.M.-B. Project administration: F.M.M.-B. Supervision: F.M.M.-B., A.D.A., M.P.L., E.S., M.B., D.M.S., D.C., G.D.N., M.B., S.G., J.R. and K.B. Writing—original draft: H.F., J.V., S.F., F.B., M.F., G.D.N. and F.M.M.-B."