Author contributions
J.Z., X.S., and Z.D.Z. conceived the project design and performed the
research. J.Z., Q.Y.T., M.Y.G., L.J.Z. performed sampling and laboratory
work. X.S., M.H. performed bioinformatics analysis. J.Z., X.S. wrote the
manuscript with significant contributions from A.S. and H.L.Y. All
authors read and approved the final manuscript.