{"title":"Mitigating strategy for drug induced liver injury LED by reactive metabolites","authors":"Sean Zhu","doi":"10.1016/j.dmpk.2025.101065","DOIUrl":"10.1016/j.dmpk.2025.101065","url":null,"abstract":"","PeriodicalId":11298,"journal":{"name":"Drug Metabolism and Pharmacokinetics","volume":"61 ","pages":"Article 101065"},"PeriodicalIF":2.7,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144194660","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Gastrointestinal imaging with MRI: Insights into the behavior of dosage forms and the conditions at the site of drug release","authors":"Werner Weitschies","doi":"10.1016/j.dmpk.2025.101069","DOIUrl":"10.1016/j.dmpk.2025.101069","url":null,"abstract":"","PeriodicalId":11298,"journal":{"name":"Drug Metabolism and Pharmacokinetics","volume":"61 ","pages":"Article 101069"},"PeriodicalIF":2.7,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144195400","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Human aldo-keto reductase (AKR) 1C1 and 1C2 act as coactivators of pregnane X receptor, a master regulator of drug-metabolizing and gluconeogenesis enzymes","authors":"Rei Mitamura , Seiya Takemoto , Yuka Aoyama , Koki Morita , Yuichiro Higuchi , Shotaro Uehara , Nao Yoneda , Hiroshi Suemizu , Tatsuki Fukami , Masataka Nakano , Miki Nakajima","doi":"10.1016/j.dmpk.2025.101481","DOIUrl":"10.1016/j.dmpk.2025.101481","url":null,"abstract":"<div><div>The aldo-keto reductase (AKR) 1C subfamily, comprising AKR1C1-1C4, plays a crucial role in drug metabolism and hormone biosynthesis. Recent studies have identified AKR1C3 as a co-activator of the androgen receptor. This study aimed to investigate whether AKR1Cs function as regulators of the pregnane X receptor (PXR), a member of the nuclear receptor superfamily, which upregulates drug-metabolizing enzymes such as cytochrome P450 (CYP) 3A4. Rifampicin-activated CYP3A4 induction was attenuated by AKR1C1/1C2 knockdown in ShP51 cells (PXR-overexpressing HepG2 cells), HepaRG cells, and HepaSH cells (hepatocytes from humanized liver mice). Co-immunoprecipitation analysis revealed that AKR1Cs interact with PXR. Immunofluorescent staining revealed that AKR1Cs are translocated into the nucleus with PXR by rifampicin in HepaRG cells. These results suggested that AKR1C1/1C2 has an ability to enhance transactivity of PXR. Consistent with the results of knockdown experiments, PXR-mediated CYP3A4 induction was significantly attenuated by treatment with AKR1C1/1C2 inhibitors, diazepam or flunitrazepam, in ShP51, HepaRG, and HepaSH cells. Furthermore, the induction of CYP2B6, CYP2C9, glucose 6-phosphatase, and phosphoenolpyruvate carboxykinase 1, all regulated by PXR, was attenuated by AKR1C1/1C2 inhibitors. Collectively, we demonstrated that AKR1C1/1C2 upregulates PXR transactivation. Clinically used drugs that inhibit AKR1C1/1C2 may suppress PXR-mediated transactivation of genes encoding drug-metabolizing and gluconeogenesis enzymes.</div></div>","PeriodicalId":11298,"journal":{"name":"Drug Metabolism and Pharmacokinetics","volume":"62 ","pages":"Article 101481"},"PeriodicalIF":2.7,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144212336","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Utilizing PBPK modeling and in vitro data for predicting complex DDIS of OATP1B and CYP substrates caused by various perpetrators","authors":"Yuichi Sugiyama","doi":"10.1016/j.dmpk.2025.101082","DOIUrl":"10.1016/j.dmpk.2025.101082","url":null,"abstract":"","PeriodicalId":11298,"journal":{"name":"Drug Metabolism and Pharmacokinetics","volume":"61 ","pages":"Article 101082"},"PeriodicalIF":2.7,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144194470","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Assessment of ADME and DDI for LNP-MRNA therapeutics","authors":"Lei Ci","doi":"10.1016/j.dmpk.2025.101084","DOIUrl":"10.1016/j.dmpk.2025.101084","url":null,"abstract":"","PeriodicalId":11298,"journal":{"name":"Drug Metabolism and Pharmacokinetics","volume":"61 ","pages":"Article 101084"},"PeriodicalIF":2.7,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144194472","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}