{"title":"Krüppel-like factor 14 enhances fatty acid oxidation to combat pulmonary fibrosis.","authors":"Jingrui Ren, Ruijie Wan, Shuai Zhou, Xinran Ma, Chenxi Zhu, Jinxin Ma, Jianqiao Chen, Limin Zhao, Wenjuan Wu","doi":"10.1186/s12931-026-03662-x","DOIUrl":"https://doi.org/10.1186/s12931-026-03662-x","url":null,"abstract":"<p><strong>Background: </strong>Idiopathic pulmonary fibrosis (IPF) is a progressive lung disorder with few effective treatments. This study examines how Krüppel-like factor 14 (KLF14) influences fatty acid oxidation (FAO) and fibroblast senescence in IPF.</p><p><strong>Methods: </strong>A rat model of IPF was induced using bleomycin. Expression levels of KLF14, CPT1A, and related proteins were measured using qRT-PCR and Western blot. Lung tissue histology was examined, and cellular senescence was evaluated using SA-β-gal staining. The transcriptional regulation of CPT1A by KLF14 was confirmed through luciferase reporter assays and ChIP.</p><p><strong>Results: </strong>KLF14 expression was significantly downregulated in the IPF model. Overexpression of KLF14 reduced collagen deposition, attenuated fibroblast senescence, and enhanced FAO by upregulating CPT1A. Mechanistically, KLF14 binds to the CPT1A promoter, promoting its transcription.</p><p><strong>Conclusions: </strong>KLF14 enhances FAO through CPT1A activation, offering a novel therapeutic strategy for IPF.</p>","PeriodicalId":49131,"journal":{"name":"Respiratory Research","volume":" ","pages":""},"PeriodicalIF":5.8,"publicationDate":"2026-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147786967","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Meiyan Chen, Chen Shuyang, Wang Meng, Wang Huijuan, Zeng Shengyuan, Zhuang Liying, Lai Guoxiang, Yu Zongyang, You Yanjing, Xie Baosong, Yao Xiujuan, Chen Xiangqi, Lin Lan, Lin Qunying, Hu Yuxiong, Xu Liyu, Li Xiaohua, Chen Xiaohong, Wu Danmei, Chen Gongping, Liu Kaixiong, She Hui, Lin Li, Yu Guoqing, Wen Wen
{"title":"Correction: A multicenter prospective clinical cohort study of pulmonary cryptococcosis in adult non-HIV-infected patients in a southeastern province of China.","authors":"Meiyan Chen, Chen Shuyang, Wang Meng, Wang Huijuan, Zeng Shengyuan, Zhuang Liying, Lai Guoxiang, Yu Zongyang, You Yanjing, Xie Baosong, Yao Xiujuan, Chen Xiangqi, Lin Lan, Lin Qunying, Hu Yuxiong, Xu Liyu, Li Xiaohua, Chen Xiaohong, Wu Danmei, Chen Gongping, Liu Kaixiong, She Hui, Lin Li, Yu Guoqing, Wen Wen","doi":"10.1186/s12931-026-03624-3","DOIUrl":"https://doi.org/10.1186/s12931-026-03624-3","url":null,"abstract":"","PeriodicalId":49131,"journal":{"name":"Respiratory Research","volume":"27 1","pages":""},"PeriodicalIF":5.8,"publicationDate":"2026-04-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147857556","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"The allure and pitfalls of physiological quotients in lung function interpretation.","authors":"Zhican Liu, Chao Hu, Mingyan Jiang","doi":"10.1186/s12931-026-03666-7","DOIUrl":"10.1186/s12931-026-03666-7","url":null,"abstract":"","PeriodicalId":49131,"journal":{"name":"Respiratory Research","volume":"27 1","pages":""},"PeriodicalIF":5.8,"publicationDate":"2026-04-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13122881/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147786775","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Me Rahman Shuvo, Max Schwiening, Nikos Avramidis, Felipe Soares, Oliver Feng, Susana Abreu, Niki Veale, William Thomas, A A Roger Thompson, Richard J Samworth, Nicholas W Morrell, Malcolm G Semple, Kenneth Baillie, Stefan J Marciniak, Elaine Soon
{"title":"Tracking the evolution of biomarker efficacy in SARS-CoV-2: a global meta-analyses series.","authors":"Me Rahman Shuvo, Max Schwiening, Nikos Avramidis, Felipe Soares, Oliver Feng, Susana Abreu, Niki Veale, William Thomas, A A Roger Thompson, Richard J Samworth, Nicholas W Morrell, Malcolm G Semple, Kenneth Baillie, Stefan J Marciniak, Elaine Soon","doi":"10.1186/s12931-026-03656-9","DOIUrl":"https://doi.org/10.1186/s12931-026-03656-9","url":null,"abstract":"","PeriodicalId":49131,"journal":{"name":"Respiratory Research","volume":" ","pages":""},"PeriodicalIF":5.8,"publicationDate":"2026-04-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147786757","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Kevin M Grudzinski, Gabrielle Y Liu, Laura A Colangelo, Kavitha C Selvan, Rachel Putman, Gary M Hunninghake, Raul San Jose Estepar, George Washko, Ravi Kalhan, Anthony J Esposito
{"title":"Adult life course trajectories of lung function and the development of interstitial lung abnormalities: the CARDIA lung study.","authors":"Kevin M Grudzinski, Gabrielle Y Liu, Laura A Colangelo, Kavitha C Selvan, Rachel Putman, Gary M Hunninghake, Raul San Jose Estepar, George Washko, Ravi Kalhan, Anthony J Esposito","doi":"10.1186/s12931-026-03667-6","DOIUrl":"10.1186/s12931-026-03667-6","url":null,"abstract":"","PeriodicalId":49131,"journal":{"name":"Respiratory Research","volume":"27 1","pages":""},"PeriodicalIF":5.8,"publicationDate":"2026-04-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13123107/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147786780","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Tyler W LeBaron, Kinji Ohno, Cordélia Salomez-Ihl, Philippe Cinquin, François Boucher, Motoaki Sano, John N Kheir
{"title":"Respiratory-physiology modeling of therapeutic hydrogen inhalation: defining the fraction of inspired hydrogen (FiH<sub>2</sub>) and flow-rate requirements.","authors":"Tyler W LeBaron, Kinji Ohno, Cordélia Salomez-Ihl, Philippe Cinquin, François Boucher, Motoaki Sano, John N Kheir","doi":"10.1186/s12931-026-03664-9","DOIUrl":"https://doi.org/10.1186/s12931-026-03664-9","url":null,"abstract":"","PeriodicalId":49131,"journal":{"name":"Respiratory Research","volume":" ","pages":""},"PeriodicalIF":5.8,"publicationDate":"2026-04-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147786957","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}