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The stress response is coupled to <jats:styled-content style=\"fixed-case\">EMT<\/jats:styled-content> and kidney injury; however, the underlying mechanism of the stress response in <jats:styled-content style=\"fixed-case\">EMT<\/jats:styled-content> remains elusive. <jats:styled-content style=\"fixed-case\">AMP<\/jats:styled-content>\u2010activated protein kinase (<jats:styled-content style=\"fixed-case\">AMPK<\/jats:styled-content>) signalling is responsive to stress and regulates cell energy balance and differentiation. We found that knockdown of <jats:styled-content style=\"fixed-case\">AMPK\u03b1<\/jats:styled-content>, especially <jats:styled-content style=\"fixed-case\">AMPK\u03b12<\/jats:styled-content>, enhanced <jats:styled-content style=\"fixed-case\">EMT<\/jats:styled-content> by up\u2010regulating \u03b2\u2010catenin and Smad3 <jats:italic>in vitro<\/jats:italic>. <jats:styled-content style=\"fixed-case\">AMPK\u03b12<\/jats:styled-content> deficiency enhanced <jats:styled-content style=\"fixed-case\">EMT<\/jats:styled-content> and fibrosis in a murine unilateral ureteral obstruction (<jats:styled-content style=\"fixed-case\">UUO<\/jats:styled-content>) model. <jats:styled-content style=\"fixed-case\">AMPK\u03b12<\/jats:styled-content> deficiency also increased the expression of chemokines <jats:styled-content style=\"fixed-case\">KC<\/jats:styled-content> and <jats:styled-content style=\"fixed-case\">MCP<\/jats:styled-content>\u20101, along with enhanced infiltration of inflammatory cells into the kidney after <jats:styled-content style=\"fixed-case\">UUO<\/jats:styled-content>. <jats:styled-content style=\"fixed-case\">CK2\u03b2<\/jats:styled-content> interacted physically with <jats:styled-content style=\"fixed-case\">AMPK\u03b1<\/jats:styled-content> and enhanced <jats:styled-content style=\"fixed-case\">AMPK\u03b1<\/jats:styled-content> Thr172 phosphorylation and its catalytic activity. Thus, activated <jats:styled-content style=\"fixed-case\">AMPK\u03b1<\/jats:styled-content> signalling suppresses <jats:styled-content style=\"fixed-case\">EMT<\/jats:styled-content> and secretion of chemokines in renal tubular epithelia through interaction with <jats:styled-content style=\"fixed-case\">CK2\u03b2<\/jats:styled-content> to attenuate renal injury. Copyright \u00a9 2015 Pathological Society of Great Britain and Ireland. Published by John Wiley &amp; Sons, Ltd.<\/jats:p>","DOI":"10.1002\/path.4579","type":"journal-article","created":{"date-parts":[[2015,6,25]],"date-time":"2015-06-25T02:01:27Z","timestamp":1435197687000},"page":"330-342","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":26,"title":["AMPK\u03b12 reduces renal epithelial transdifferentiation and inflammation after injury through interaction with CK2\u03b2"],"prefix":"10.1002","volume":"237","author":[{"given":"Shulan","family":"Qiu","sequence":"first","affiliation":[{"name":"Beijing AnZhen Hospital Capital Medical University  Beijing People's Republic of China"},{"name":"Key Laboratory of Remodeling\u2010related Cardiovascular Diseases Ministry of Education  Beijing People's Republic of China"},{"name":"Beijing Institute of Heart, Lung and Blood Vessel Diseases  Beijing People's Republic of 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