Acute kidney injury(AKI),has become the focus of increasing attention due to its high risk of death.The early diagnosis and treatment of AKI significantly reduce the risk of renal tissue damage and kidney dysfunction....Acute kidney injury(AKI),has become the focus of increasing attention due to its high risk of death.The early diagnosis and treatment of AKI significantly reduce the risk of renal tissue damage and kidney dysfunction.However,the efficient early diagnosis and treatment approach for AKI remains a challenge.AKI screening via precise nanomaterial theranostics is a new alternative approach.This study summarizes the recent advances in functional nanomaterials in the early detection and treatment of AKI.The challenges and problems in the use of nanomaterials for AKI in clinical applications are also discussed.It is anticipated that highlighting these new advances will lay the foundation for further translational research on the promising application of nanomaterials for AKI.展开更多
Despite recent advances in the management and treatment of esophageal squamous cell carcinoma(ESCC),the prognosis remains extremely poor,and current nonsurgical treatment options are limited.To identify new therapeuti...Despite recent advances in the management and treatment of esophageal squamous cell carcinoma(ESCC),the prognosis remains extremely poor,and current nonsurgical treatment options are limited.To identify new therapeutic targets,we screened a curated library of epigenetic compounds using a panel of cancer cell lines and found that coinhibiting the histone demethylase LSD1 and the histone methyltransferase G9a potently suppresses cell growth;similar results were obtained by knocking down both LSD1 and G9a expression.Importantly,we also found that inhibiting LSD1 and G9a significantly decreased tumor growth in a xenograft mouse model with ESCC cell lines.To examine the clinical relevance of these findings,we performed immunohistochemical analyses of microarray profiling data obtained from human esophageal squamous cancer tissues and found that both LSD1 and G9a are upregulated in cancer tissues compared to healthy tissues,and this increased expression was significantly correlated with poor prognosis.Mechanistically,we discovered that inhibiting LSD1 and G9a induces cell death via S-phase arrest and apoptosis,and cotargeting ER stress pathways increased this effect both in vitro and in vivo.Taken together,these findings provide compelling evidence that targeting LSD1,G9a,and ER stress-related pathways may serve as a viable therapeutic strategy for ESCC.展开更多
基金the National Key R&D Program of China(No.2018YFC2000400)the National Natural Science Foundation of China(Nos.31470776,81670651,81770752,81970573).
文摘Acute kidney injury(AKI),has become the focus of increasing attention due to its high risk of death.The early diagnosis and treatment of AKI significantly reduce the risk of renal tissue damage and kidney dysfunction.However,the efficient early diagnosis and treatment approach for AKI remains a challenge.AKI screening via precise nanomaterial theranostics is a new alternative approach.This study summarizes the recent advances in functional nanomaterials in the early detection and treatment of AKI.The challenges and problems in the use of nanomaterials for AKI in clinical applications are also discussed.It is anticipated that highlighting these new advances will lay the foundation for further translational research on the promising application of nanomaterials for AKI.
基金the National Natural Science Foundation of China(31970689 to J.M and 31930057 to F.W)the National Key Research and Development Program of China(2018YFA0507801 to J.M and 2018YFA0507802 to F.W.).
文摘Despite recent advances in the management and treatment of esophageal squamous cell carcinoma(ESCC),the prognosis remains extremely poor,and current nonsurgical treatment options are limited.To identify new therapeutic targets,we screened a curated library of epigenetic compounds using a panel of cancer cell lines and found that coinhibiting the histone demethylase LSD1 and the histone methyltransferase G9a potently suppresses cell growth;similar results were obtained by knocking down both LSD1 and G9a expression.Importantly,we also found that inhibiting LSD1 and G9a significantly decreased tumor growth in a xenograft mouse model with ESCC cell lines.To examine the clinical relevance of these findings,we performed immunohistochemical analyses of microarray profiling data obtained from human esophageal squamous cancer tissues and found that both LSD1 and G9a are upregulated in cancer tissues compared to healthy tissues,and this increased expression was significantly correlated with poor prognosis.Mechanistically,we discovered that inhibiting LSD1 and G9a induces cell death via S-phase arrest and apoptosis,and cotargeting ER stress pathways increased this effect both in vitro and in vivo.Taken together,these findings provide compelling evidence that targeting LSD1,G9a,and ER stress-related pathways may serve as a viable therapeutic strategy for ESCC.
