Lu, S.S.LuTING-FENG YEH et al.2018-09-102018-09-102013http://www.scopus.com/inward/record.url?eid=2-s2.0-84879518951&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/377811Ptr-miR397a is a negative regulator of laccase genes affecting lignin content in Populus trichocarpajournal article10.1073/pnas.1308936110