Journal of Zhejiang University. Science. B最新文献

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Current insights on rice (Oryza sativa L.) bakanae disease and exploration of its management strategies. 水稻(Oryza sativa L.) bakanae病害现状及防治策略探讨
Journal of Zhejiang University. Science. B Pub Date : 2023-07-15 DOI: 10.1631/jzus.B2300085
Chinnannan Karthik, Qingyao Shu
{"title":"Current insights on rice (<i>Oryza sativa</i> L.) bakanae disease and exploration of its management strategies.","authors":"Chinnannan Karthik,&nbsp;Qingyao Shu","doi":"10.1631/jzus.B2300085","DOIUrl":"https://doi.org/10.1631/jzus.B2300085","url":null,"abstract":"<p><p>Bakanae is an emerging rice disease caused by the seed- and soil-borne pathogen <i>Fusarium</i><i>fujikuroi</i>. It is becoming a more serious threat to sustainable rice production throughout rice-growing regions. Bakanae disease infection is responsible for high yield losses ranging from 3% to 95%, and disease incidence varies based on the region and cultivars. Hence, understanding the nature of the pathogen, its pathogenicity, disease epidemiology, symptoms, host‍-‍pathogen interaction, and the role of secondary metabolites in the disease cycle will be helpful in the development of effective and sustainable management strategies. However, very few comprehensive studies have described the details of rice bakanae disease. Thus, in this review we summarize and discuss in detail the information available from 1898 to 2023 on various critical facets of bakanae disease, and provide perspectives on future research.</p>","PeriodicalId":17601,"journal":{"name":"Journal of Zhejiang University. Science. B","volume":"24 9","pages":"755-778"},"PeriodicalIF":0.0,"publicationDate":"2023-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10500098/pdf/JZhejiangUnivSciB-24-9-755.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10258549","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ethical and legal implications of gene editing in plant breeding: a systematic literature review. 基因编辑在植物育种中的伦理和法律影响:系统文献综述。
Journal of Zhejiang University. Science. B Pub Date : 2023-07-06 DOI: 10.1631/jzus.B2200601
Siti Hafsyah Idris, Nurzatil Sharleeza Mat Jalaluddin, Lee Wei Chang, 立 纬 曾
{"title":"Ethical and legal implications of gene editing in plant breeding: a systematic literature review.","authors":"Siti Hafsyah Idris, Nurzatil Sharleeza Mat Jalaluddin, Lee Wei Chang, 立 纬 曾","doi":"10.1631/jzus.B2200601","DOIUrl":"10.1631/jzus.B2200601","url":null,"abstract":"<p><p>Biotechnology policies and regulations must be revised and updated to reflect the most recent advances in plant-breeding technology. New Plant Breeding Techniques (NPBT) such as gene editing have been applied to address the myriad of challenges in plant breeding, while the use of NPBT as emerging biotechnological tools raises legal and ethical concerns. This study aims to highlight how gene editing is operationalized in the existing literature and examine the critical issues of ethical and legal issues of gene editing for plant breeding. We carried out a systematic literature review (SLR) to provide the current states of ethical and legal discourses surrounding this topic. We also identified critical research priority areas and policy gaps that must be addressed when designing the future governance of gene editing in plant breeding.</p>","PeriodicalId":17601,"journal":{"name":"Journal of Zhejiang University. Science. B","volume":" ","pages":"1-13"},"PeriodicalIF":0.0,"publicationDate":"2023-07-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9766604","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Suppression of NLRP3 inflammasome by ivermectin ameliorates bleomycin-induced pulmonary fibrosis. 伊维菌素抑制NLRP3炎性体可改善博来霉素诱导的肺纤维化。
Journal of Zhejiang University. Science. B Pub Date : 2023-07-01 DOI: 10.1631/jzus.B2200385
Mai A Abd-Elmawla, Heba R Ghaiad, Enas S Gad, Kawkab A Ahmed, Maha Abdelmonem
{"title":"Suppression of NLRP3 inflammasome by ivermectin ameliorates bleomycin-induced pulmonary fibrosis.","authors":"Mai A Abd-Elmawla,&nbsp;Heba R Ghaiad,&nbsp;Enas S Gad,&nbsp;Kawkab A Ahmed,&nbsp;Maha Abdelmonem","doi":"10.1631/jzus.B2200385","DOIUrl":"https://doi.org/10.1631/jzus.B2200385","url":null,"abstract":"<p><p>Ivermectin is a US Food and Drug Administration (FDA)-approved antiparasitic agent with antiviral and anti-inflammatory properties. Although recent studies reported the possible anti-inflammatory activity of ivermectin in respiratory injuries, its potential therapeutic effect on pulmonary fibrosis (PF) has not been investigated. This study aimed to explore the ability of ivermectin (0.6 mg/kg) to alleviate bleomycin-induced biochemical derangements and histological changes in an experimental PF rat model. This can provide the means to validate the clinical utility of ivermectin as a treatment option for idiopathic PF. The results showed that ivermectin mitigated the bleomycin-evoked pulmonary injury, as manifested by the reduced infiltration of inflammatory cells, as well as decreased the inflammation and fibrosis scores. Intriguingly, ivermectin decreased collagen fiber deposition and suppressed transforming growth factor-‍β1 (TGF-‍β1) and fibronectin protein expression, highlighting its anti-fibrotic activity. This study revealed for the first time that ivermectin can suppress the nucleotide-binding oligomerization domain (NOD)‍-like receptor family pyrin domain-containing protein 3 (NLRP3) inflammasome, as manifested by the reduced gene expression of <i>NLRP3</i> and the apoptosis-associated speck-like protein containing a caspase recruitment domain (<i>ASC</i>), with a subsequent decline in the interleukin‍-‍1β (IL‍-‍1β) level. In addition, ivermectin inhibited the expression of intracellular nuclear factor-‍κB (NF‍-‍κB) and hypoxia‑inducible factor‑1α (HIF‍-‍1α) proteins along with lowering the oxidative stress and apoptotic markers. Altogether, this study revealed that ivermectin could ameliorate pulmonary inflammation and fibrosis induced by bleomycin. These beneficial effects were mediated, at least partly, via the downregulation of TGF-‍β1 and fibronectin, as well as the suppression of NLRP3 inflammasome through modulating the expression of HIF‑1α and NF-‍κB.</p>","PeriodicalId":17601,"journal":{"name":"Journal of Zhejiang University. Science. B","volume":"24 8","pages":"723-733"},"PeriodicalIF":0.0,"publicationDate":"2023-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10423969/pdf/JZhejiangUnivSciB-24-8-723.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10394020","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Genetic resources and precise gene editing for targeted improvement of barley abiotic stress tolerance. 利用遗传资源和精确基因编辑技术有针对性地改良大麦对非生物胁迫的耐受性。
Journal of Zhejiang University. Science. B Pub Date : 2023-06-28 DOI: 10.1631/jzus.B2200552
Sakura Karunarathne, Esther Walker, Darshan Sharma, Chengdao Li, Yong Han
{"title":"Genetic resources and precise gene editing for targeted improvement of barley abiotic stress tolerance.","authors":"Sakura Karunarathne, Esther Walker, Darshan Sharma, Chengdao Li, Yong Han","doi":"10.1631/jzus.B2200552","DOIUrl":"10.1631/jzus.B2200552","url":null,"abstract":"<p><p>Abiotic stresses, predominately drought, heat, salinity, cold, and waterlogging, adversely affect cereal crops. They limit barley production worldwide and cause huge economic losses. In barley, functional genes under various stresses have been identified over the years and genetic improvement to stress tolerance has taken a new turn with the introduction of modern gene-editing platforms. In particular, clustered regularly interspaced short palindromic repeats (CRISPR)/CRISPR-associated protein 9 (Cas9) is a robust and versatile tool for precise mutation creation and trait improvement. In this review, we highlight the stress-affected regions and the corresponding economic losses among the main barley producers. We collate about 150 key genes associated with stress tolerance and combine them into a single physical map for potential breeding practices. We also overview the applications of precise base editing, prime editing, and multiplexing technologies for targeted trait modification, and discuss current challenges including high-throughput mutant genotyping and genotype dependency in genetic transformation to promote commercial breeding. The listed genes counteract key stresses such as drought, salinity, and nutrient deficiency, and the potential application of the respective gene-editing technologies will provide insight into barley improvement for climate resilience.</p>","PeriodicalId":17601,"journal":{"name":"Journal of Zhejiang University. Science. B","volume":" ","pages":"1-24"},"PeriodicalIF":0.0,"publicationDate":"2023-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9761062","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Construction and evaluation of in-house methylation-sensitive SNaPshot system and three classification prediction models for identifying the tissue origin of body fluid. 体内甲基化敏感SNaPshot系统的构建与评价及体液组织来源识别的三种分类预测模型
Journal of Zhejiang University. Science. B Pub Date : 2023-06-27 DOI: 10.1631/jzus.B2200555
Yating Fang, Man Chen, Bofeng Zhu
{"title":"Construction and evaluation of in-house methylation-sensitive SNaPshot system and three classification prediction models for identifying the tissue origin of body fluid.","authors":"Yating Fang,&nbsp;Man Chen,&nbsp;Bofeng Zhu","doi":"10.1631/jzus.B2200555","DOIUrl":"https://doi.org/10.1631/jzus.B2200555","url":null,"abstract":"<p><p>The identification of tissue origin of body fluid can provide clues and evidence for criminal case investigations. To establish an efficient method for identifying body fluid in forensic cases, eight novel body fluid-specific DNA methylation markers were selected in this study, and a multiplex singlebase extension reaction (SNaPshot) system for these markers was constructed for the identification of five common body fluids (venous blood, saliva, menstrual blood, vaginal fluid, and semen). The results indicated that the in-house system showed good species specificity, sensitivity, and ability to identify mixed biological samples. At the same time, an artificial body fluid prediction model and two machine learning prediction models based on the support vector machine (SVM) and random forest (RF) algorithms were constructed using previous research data, and these models were validated using the detection data obtained in this study (<i>n</i>=95). The accuracy of the prediction model based on experience was 95.79%; the prediction accuracy of the SVM prediction model was 100.00% for four kinds of body fluids except saliva (96.84%); and the prediction accuracy of the RF prediction model was 100.00% for all five kinds of body fluids. In conclusion, the in-house SNaPshot system and RF prediction model could achieve accurate tissue origin identification of body fluids.</p>","PeriodicalId":17601,"journal":{"name":"Journal of Zhejiang University. Science. B","volume":"24 9","pages":"839-852"},"PeriodicalIF":0.0,"publicationDate":"2023-06-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10500097/pdf/JZhejiangUnivSciB-24-9-839.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10251714","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Polysaccharide isolated from wax apple suppresses ethyl carbamate-induced oxidative damage in human hepatocytes. 蜡苹果多糖抑制氨基甲酸乙酯诱导的人肝细胞氧化损伤。
Journal of Zhejiang University. Science. B Pub Date : 2023-06-26 DOI: 10.1631/jzus.B2200629
Tao Bao, Naymul Karim, Huihui Ke, Jitbanjong Tangpong, Wei Chen
{"title":"Polysaccharide isolated from wax apple suppresses ethyl carbamate-induced oxidative damage in human hepatocytes.","authors":"Tao Bao,&nbsp;Naymul Karim,&nbsp;Huihui Ke,&nbsp;Jitbanjong Tangpong,&nbsp;Wei Chen","doi":"10.1631/jzus.B2200629","DOIUrl":"https://doi.org/10.1631/jzus.B2200629","url":null,"abstract":"<p><p>Wax apple (<i>Syzygium samarangense</i>) has received growing research interest for its high nutritional and medicinal value due to its constituents such as polysaccharide, organic acids, flavonoids, minerals, and other substances. In this study, wax apple polysaccharide (WAP) was isolated from this plant and its protective effect against ethyl carbamate (EC)‍-induced oxidative damage was evaluated in human hepatocytes (L02 cells). Firstly, a series of analyses such as high-performance liquid chromatography (HPLC), high-performance gel permeation chromatography (HPGPC), Fourier transform infrared spectroscopy (FT-IR), gas chromatography/mass spectrometry (GC/MS), and <sup>1</sup>H and <sup>13</sup>C nuclear magnetic resonance (NMR) were conducted to identify the structure of WAP. Thereafter, in vitro cell experiments were performed to verify the protective effects of WAP against EC-induced cytotoxicity, genotoxicity, and oxidative damage in L02 cells. Our results revealed that WAP is composed of mannose, rhamnose, glucuronic acid, galacturonic acid, glucose, galactose, arabinose, and fucose in a molar ratio of 2.20:‍3.94:‍4.45:‍8.56:‍8.86:‍30.82:‍39.78:‍1.48. Using a combination of methylation and NMR spectroscopic analysis, the primary structure of WAP was identified as Ara<i>f</i>-(1→, Glc<i>p</i>-(1→, →2)‍-Ara<i>f</i>-(1→, →3)‍-Gal<i>p</i>-(1→, →3)‍-Ara<i>f</i>-‍(1→, and →6)‍-Gal<i>p</i>-‍(1→. Cell experiments indicated that WAP exhibited significant protective effects on EC-treated L02 cells via suppressing cytotoxicity and genotoxicity, reducing reactive oxygen species (ROS) and O<sub>2</sub><sup>•-</sup> formation, as well as improving mitochondrial membrane potential (MMP) and glutathione (GSH). In a nutshell, WAP has the potential as an important therapeutic agent or supplement for hepatic oxidative damage. Meanwhile, further studies are needed to prove the above effects in vivo at the biological and clinical levels.</p>","PeriodicalId":17601,"journal":{"name":"Journal of Zhejiang University. Science. B","volume":" ","pages":"1-14"},"PeriodicalIF":0.0,"publicationDate":"2023-06-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10189001","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Evolution of the newest diagnostic methods for COVID-19: a Chinese perspective. 新冠肺炎最新诊断方法的演变:中国视角
Journal of Zhejiang University. Science. B Pub Date : 2023-06-15 DOI: 10.1631/jzus.B2200625
Mingtao Liu, Jiali Lyu, Xianhui Zheng, Zhiman Liang, Baoying Lei, Huihuang Chen, Yiyin Mai, Huimin Huang, Baoqing Sun
{"title":"Evolution of the newest diagnostic methods for COVID-19: a Chinese perspective.","authors":"Mingtao Liu,&nbsp;Jiali Lyu,&nbsp;Xianhui Zheng,&nbsp;Zhiman Liang,&nbsp;Baoying Lei,&nbsp;Huihuang Chen,&nbsp;Yiyin Mai,&nbsp;Huimin Huang,&nbsp;Baoqing Sun","doi":"10.1631/jzus.B2200625","DOIUrl":"https://doi.org/10.1631/jzus.B2200625","url":null,"abstract":"<p><p>Coronavirus disease 2019 (COVID-19) has continued to spread globally since late 2019, representing a formidable challenge to the world's healthcare systems, wreaking havoc, and spreading rapidly through human contact. With fever, fatigue, and a persistent dry cough being the hallmark symptoms, this disease threatened to destabilize the delicate balance of our global community. Rapid and accurate diagnosis of COVID-19 is a prerequisite for understanding the number of confirmed cases in the world or a region, and an important factor in epidemic assessment and the development of control measures. It also plays a crucial role in ensuring that patients receive the appropriate medical treatment, leading to optimal patient care. Reverse transcription-polymerase chain reaction (RT-PCR) technology is currently the most mature method for detecting viral nucleic acids, but it has many drawbacks. Meanwhile, a variety of COVID-19 detection methods, including molecular biological diagnostic, immunodiagnostic, imaging, and artificial intelligence methods have been developed and applied in clinical practice to meet diverse scenarios and needs. These methods can help clinicians diagnose and treat COVID-19 patients. This review describes the variety of such methods used in China, providing an important reference in the field of the clinical diagnosis of COVID-19.</p>","PeriodicalId":17601,"journal":{"name":"Journal of Zhejiang University. Science. B","volume":"24 6","pages":"463-484"},"PeriodicalIF":0.0,"publicationDate":"2023-06-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10264177/pdf/JZhejiangUnivSciB-24-6-463.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10011076","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Inflammatory granuloma of the trachea: a rare case with Epstin-Barr virus infection. 气管炎性肉芽肿:罕见的eb病毒感染1例。
Journal of Zhejiang University. Science. B Pub Date : 2023-06-15 DOI: 10.1631/jzus.B2300024
Zhaodi Wang, Xuan Lu, Yunmei Yang, Yuanqiang Lu
{"title":"Inflammatory granuloma of the trachea: a rare case with Epstin-Barr virus infection.","authors":"Zhaodi Wang,&nbsp;Xuan Lu,&nbsp;Yunmei Yang,&nbsp;Yuanqiang Lu","doi":"10.1631/jzus.B2300024","DOIUrl":"https://doi.org/10.1631/jzus.B2300024","url":null,"abstract":"<p><p>Epstein-Barr virus (EBV), a double-stranded DNA virus with an envelope, is a ubiquitous pathogen that is prevalent in humans, although most people who contract it do not develop symptoms (Kerr, 2019). While the primary cells EBV attacks are epithelial cells and B lymphocytes, its target range expands to a variety of cell types in immunodeficient hosts. Serological change occurs in 90% of infected patients. Therefore, immunoglobulin M (IgM) and IgG, serologically reactive to viral capsid antigens, are reliable biomarkers for the detection of acute and chronic EBV infections (Cohen, 2000). Symptoms of EBV infection vary according to age and immune status. Young patients with primary infection may present with infectious mononucleosis; there is a typical triad of symptoms including fever, angina, and lymphadenectasis (Houen and Trier, 2021). In immunocompromised patients, response after EBV infection may be atypical, with unexplained fever. The nucleic acid of EBV can be detected to confirm whether high-risk patients are infected (Smets et al., 2000). EBV is also associated with the occurrence of certain tumors (such as lymphoma and nasopharyngeal carcinoma) because it transforms host cells (Shannon-Lowe et al., 2017; Tsao et al., 2017).</p>","PeriodicalId":17601,"journal":{"name":"Journal of Zhejiang University. Science. B","volume":"24 6","pages":"539-543"},"PeriodicalIF":0.0,"publicationDate":"2023-06-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10264171/pdf/JZhejiangUnivSciB-24-6-539.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9994540","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cerebral ischemic injury after transcatheter aortic valve replacement in patients with pure aortic regurgitation. 单纯主动脉反流患者经导管主动脉瓣置换术后的脑缺血损伤。
Journal of Zhejiang University. Science. B Pub Date : 2023-06-15 DOI: 10.1631/jzus.B2200444
Xianbao Liu, Hanyi Dai, Jiaqi Fan, Dao Zhou, Gangjie Zhu, Abuduwufuer Yidilisi, Jun Chen, Yeming Xu, Lihan Wang, Jian'an Wang
{"title":"Cerebral ischemic injury after transcatheter aortic valve replacement in patients with pure aortic regurgitation.","authors":"Xianbao Liu,&nbsp;Hanyi Dai,&nbsp;Jiaqi Fan,&nbsp;Dao Zhou,&nbsp;Gangjie Zhu,&nbsp;Abuduwufuer Yidilisi,&nbsp;Jun Chen,&nbsp;Yeming Xu,&nbsp;Lihan Wang,&nbsp;Jian'an Wang","doi":"10.1631/jzus.B2200444","DOIUrl":"https://doi.org/10.1631/jzus.B2200444","url":null,"abstract":"<p><p>Considering the surgical risk stratification for patients with severe calcific aortic stenosis (AS), transcatheter aortic valve replacement (TAVR) is a reliable alternative to surgical aortic valve replacement (SAVR) (Fan et al., 2020, 2021; Lee et al., 2021). Despite the favorable clinical benefits of TAVR, stroke remains a dreaded perioperative complication (Auffret et al., 2016; Kapadia et al., 2016; Kleiman et al., 2016; Huded et al., 2019). Ischemic overt stroke, identified in 1.4% to 4.3% of patients in TAVR clinical practice, has been associated with prolonged disability and increased mortality (Auffret et al., 2016; Kapadia et al., 2016; Levi et al., 2022). The prevalence of hyperintensity cerebral ischemic lesions detected by diffusion-weighted magnetic resonance imaging (DW-MRI) was reported to be about 80%, which is associated with impaired neurocognitive function and vascular dementia (Vermeer et al., 2003; Barber et al., 2008; Kahlert et al., 2010).</p>","PeriodicalId":17601,"journal":{"name":"Journal of Zhejiang University. Science. B","volume":"24 6","pages":"530-538"},"PeriodicalIF":0.0,"publicationDate":"2023-06-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10264174/pdf/JZhejiangUnivSciB-24-6-530.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9994541","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Fibroblast growth factor 21 (FGF21) attenuates tacrolimus-induced hepatic lipid accumulation through transcription factor EB (TFEB)-regulated lipophagy. 成纤维细胞生长因子21 (FGF21)通过转录因子EB (TFEB)调控的脂质吞噬,减轻他克莫司诱导的肝脏脂质积累。
Journal of Zhejiang University. Science. B Pub Date : 2023-06-15 DOI: 10.1631/jzus.B2200562
Zhensheng Zhang, Li Xu, Xun Qiu, Xinyu Yang, Zhengxing Lian, Xuyong Wei, Di Lu, Xiao Xu
{"title":"Fibroblast growth factor 21 (FGF21) attenuates tacrolimus-induced hepatic lipid accumulation through transcription factor EB (TFEB)-regulated lipophagy.","authors":"Zhensheng Zhang,&nbsp;Li Xu,&nbsp;Xun Qiu,&nbsp;Xinyu Yang,&nbsp;Zhengxing Lian,&nbsp;Xuyong Wei,&nbsp;Di Lu,&nbsp;Xiao Xu","doi":"10.1631/jzus.B2200562","DOIUrl":"https://doi.org/10.1631/jzus.B2200562","url":null,"abstract":"<p><p>Tacrolimus (TAC), also called FK506, is one of the classical immunosuppressants to prevent allograft rejection after liver transplantation. However, it has been proved to be associated with post-transplant hyperlipemia. The mechanism behind this is unknown, and it is urgent to explore preventive strategies for hyperlipemia after transplantation. Therefore, we established a hyperlipemia mouse model to investigate the mechanism, by injecting TAC intraperitoneally for eight weeks. After TAC treatment, the mice developed hyperlipemia (manifested as elevated triglyceride (TG) and low-density lipoprotein cholesterol (LDL-c), as well as decreased high-density lipoprotein cholesterol (HDL-c)). Accumulation of lipid droplets was observed in the liver. In addition to lipid accumulation, TAC induced inhibition of the autophagy-lysosome pathway (microtubule-associated protein 1 light chain 3β (LC3B) II/I and LC3B II/actin ratios, transcription factor EB (TFEB), protein 62 (P62), and lysosomal-associated membrane protein 1 (LAMP1)) and downregulation of fibroblast growth factor 21 (FGF21) in vivo. Overexpression of FGF21 may reverse TAC-induced TG accumulation. In this mouse model, the recombinant FGF21 protein ameliorated hepatic lipid accumulation and hyperlipemia through repair of the autophagy-lysosome pathway. We conclude that TAC downregulates FGF21 and thus exacerbates lipid accumulation by impairing the autophagy-lysosome pathway. Recombinant FGF21 protein treatment could therefore reverse TAC-caused lipid accumulation and hypertriglyceridemia by enhancing autophagy.</p>","PeriodicalId":17601,"journal":{"name":"Journal of Zhejiang University. Science. B","volume":"24 6","pages":"485-495"},"PeriodicalIF":0.0,"publicationDate":"2023-06-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10264170/pdf/JZhejiangUnivSciB-24-6-485.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10011075","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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