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Long Non-coding RNA PCED1B Antisense RNA 1 Promotes Cell Proliferation and Invasion in Hepatocellular Carcinoma by Regulating the MicroRNA-34a/CD44 Axis

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Current medical Science 2024年第3期44卷 503-511页

作者： Jian-gang BI Qi LI Yu-sheng GUO Li-ping LIU Shi-yun BAO Ping XU Department of Hepatobiliary and Pancreatic Surgery Shenzhen People's HospitalThe Second Clinical Medical CollegeJinan UniversityThe First Affiliated HospitalSouthern University of Science and TechnologyShenzhen 518020China Department of Endocrinology Shenzhen People's HospitalThe Second Clinical Medical CollegeJinan UniversityThe First Affiliated HospitalSouthern University of Science and TechnologyShenzhen 518020China

Objective This study aimed to examine the role of long non-coding RNA PCED1B antisense RNA 1(PCED1B-AS1)in the development of hepatocellular carcinoma(HCC).Methods A total of 62 pairs of HCC tissues and adjacent non-tumor tissues were obtained from 62 HCC *** interactions of PCED1B-AS1 and microRNA-34a(miR-34a)were detected by dual luciferase activity assay and RNA pull-down *** RNA expression levels of PCED1B-AS1,miR-34a and CD44 were detected by RT-qPCR,and the protein expression level of CD44 was determined by Western *** cell proliferation was detected by cell proliferation assay,and the cell invasion and migration by transwell invasion *** HCC tumor growth after PCED1B-AS1 was downregulated was determined by in vivo animal *** PCED1B-AS1 was highly expressed in HCC tissues,which was associated with poor survival of HCC ***,PCED1B-AS1 interacted with miR-34a in HCC cells,but they did not regulate the expression of each ***,PCED1B-AS1 increased the expression level of CD44,which was targeted by *** cell proliferation and invasion assay revealed that miR-34a inhibited the proliferation and invasion of HCC in vitro,while CD44 exhibited the opposite ***,PCED1B-AS1 suppressed the role of ***,the knockdown of PCED1B-AS1 repressed the HCC tumor growth in nude mice in *** PCED1B-AS1 may play an oncogenic role by regulating the miR-34a/CD44 axis in HCC.

关键词： long non-coding RNA PCED1B antisense RNA 1(PCED1B-AS1) hepatocellular carcinoma microRNA-34a(miR-34a) CD44 proliferation invasion

Upadacitinib for refractory ulcerative colitis with primary nonresponse to infliximab and vedolizumab:A case report

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World Journal of Clinical Cases 2024年第9期12卷 1685-1690页

作者： Xuan Xu Jing-Wen Jiang Bing-Yun Lu Xia-Xi Li Department of Gastroenterology Shenzhen HospitalSouthern Medical UniversityShenzhen 518100Guangdong ProvinceChina The First Clinical medical School Southern Medical UniversityGuangzhou 510515Guangdong ProvinceChina

BACKGROUND Many patients with ulcerative colitis(UC)do not respond well to,or tolerate conventional and biological *** is currently no consensus on the treatment of refractory *** have demonstrated that the selective Janus kinase 1 inhibitor upadacitinib,a small-molecule drug,is effective and safe for treating ***,no studies have revealed that upadacitinib is effective in treating refractory UC with primary nonresponse to infliximab and *** SUMMARY We report the case of a 44-year-old male patient with a chief complaint of bloody diarrhoea with mucus and pus,in addition to *** patient had recurrent disease after receiving mesalazine,prednisone,azathioprine,infliximab and vedolizumab over four *** on the endoscopic findings and pathological biopsy,the patient was diagnosed with refractory *** particular,the patient showed primary nonresponse to infliximab and *** on the patient’s history and recurrent disease,we decided to administer *** hospitalisation,the patient was received upadacitinib under our *** weeks after the initiation of upadacitinib treatment,the patient’s symptoms and endoscopic findings improved *** notable adverse reactions have been reported to *** Our case report suggests that upadacitinib may represent a valuable strategy for treating refractory UC with primary nonresponse.

关键词： Upadacitinib Refractory ulcerative colitis Primary nonresponse Infliximab Vedolizumab Case report

Single-cell transcriptomics reveals the ameliorative effect of rosmarinic acid on diabetic nephropathy-induced kidney injury by modulating oxidative stress and inflammation

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Acta Pharmaceutica Sinica B 2024年第4期14卷 1661-1676页

作者： Junhui Chen Qian Zhang Jinan Guo Di Gu Jing Liu Piao Luo Yunmeng Bai Jiayun Chen Xinzhou Zhang Sheng Nie Chunbo Chen Yulin Feng Jigang Wang National Pharmaceutical Engineering Center for Solid Preparation of Chinese Herbal Medicine Jiangxi University of Chinese MedicineNanchang 330006China Department of Pulmonary and Critical Care Medicine Shenzhen Institute of Respiratory Diseasesand Shenzhen Clinical Research Centre for GeriatricsShenzhen People's HospitalFirst Affiliated Hospital of Southern University of Science and TechnologySecond Clinical Medical College of Jinan UniversityShenzhen 518020China School of Traditional Chinese Medicine and School of Pharmaceutical Sciences Southern Medical UniversityGuangzhou 510515China Department of Urology and Shenzhen Clinical Research Centre for GeriatricsShenzhen People's Hospitalthe First Affiliated HospitalSouthern University of Science and TechnologyShenzhen 518020China Department of Urology the First Affiliated Hospital of Guangzhou Medical UniversityGuangzhou 510230China Department of Nephrology Shenzhen Key Laboratory of Kidney Diseasesand Shenzhen Clinical Research Centre for GeriatricsShenzhen People's Hospitalthe First Affiliated HospitalSouthern University of Science and TechnologyShenzhen 518020China Department of Nephrology Nanfang Hospitalthe First Affiliated Hospital of Southern Medical UniversityGuangzhou 510515China Department of Critical Care Medicine Shenzhen People's Hospital(the Second Clinical Medical CollegeJinan Universitythe First Affiliated HospitalSouthern University of Science and Technology)Shenzhen 518020China State Key Laboratory for Quality Esurance and Sustainable Use of Dao-di Herbs Artemisinin Research Centerand Institute of Chinese Materia MedicaChina Academy of Chinese Medical SciencesBeijing 100700China Department of Oncology the Affiliated Hospital of Southwest Medical UniversityLuzhou 646000China

Diabetic nephropathy(DN)is a severe complication of diabetes,characterized by changes in kidney structure and *** natural product rosmarinic acid(RA)has demonstrated therapeutic effects,including anti-inflammation and anti-oxidative-stress,in renal damage or *** this study,we characterized the heterogeneity of the cellular response in kidneys to DN-induced injury and RA treatment at single cell *** results demonstrated that RA significantly alleviated renal tubular epithelial injury,particularly in the proximal tubular S1 segment and on glomerular epithelial cells known as podocytes,while attenuating the inflammatory response of macrophages,oxidative stress,and cytotox-icity of natural killer *** findings provide a comprehensive understanding of the mechanisms by which RA alleviates kidney damage,oxidative stress,and inflammation,offering valuable guidance for the clinical application of RA in the treatment of DN.

关键词： Rosmarinic acid Diabetic nephropathy scRNA sequencing Injury Oxidative stress Infiammation Proteomics

Nonalcoholic Fatty Liver Disease:Changes in Gut Microbiota and Blood Lipids

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Journal of Clinical and Translational Hepatology 2024年第4期12卷 333-345页

作者： Keen Yang Jieying Zeng Huaiyu Wu Huiyu Liu Zhimin Ding Weiyu Liang Linghu Wu Ziwei Lin Wenhui Huang Jinfeng Xu Fajin Dong Department of Ultrasound Shenzhen People’s Hospital(The Second Clinical Medical CollegeJinan UniversityThe First Affiliated HospitalSouthern University of Science and Technology)ShenzhenGuangdongChina

Background and Aims:The global prevalence of nonalcoholic fatty liver disease(NAFLD)is 25%.This study aimed to explore differences in the gut microbial community and blood lipids between normal livers and those affected by NAFLD using 16S ribosomal deoxyribonucleic acid ***:Gut microbiome profiles of 40 NAFLD and 20 non-NAFLD controls were *** about four blood lipids and 13 other clinical features was *** were divided into three groups by ultrasound and FibroScan,those with a normal liver,mild FL(FL1),and moderate-to-severe FL(FL2).FL1 and FL2 patients were divided into two groups,those with either hyperlipidemia or non-hyperlipidemia based on their blood *** keystone species within the groups were identified using univariate analysis and a specificity–occupancy *** difference in biochemical parameters ion NAFLD patients and healthy individuals were identified by detrended correspondence analysis and canonical correspondence ***:Decreased gut bacterial diversity was found in patients with ***/Bacteroidetes decreased as NAFLD *** and Ruminococcus 2 were the most representative fatty-related *** pyruvic transaminase,aspartate aminotransferase,and white blood cell count were selected as the most significant biochemical *** of areas under the curve identified two microbiomes combined with the three biochemical indexes that identified normal liver and FL2 very well but performed poorly in diagnosing ***:Faecalibacterium and Ruminococcus 2,combined with glutamate pyruvic transaminase,aspartate aminotransferase,and white blood cell count distinguished *** speculate that regulating the health of gut microbiota may release NAFLD,in addition to providing new targets for clinicians to treat NAFLD.

关键词： Liver Gut microbiota Blood lipids Nonalcoholic fatty liver disease Hyperlipidemia

Serum metabolic profiling implicates mTOR activation and insulin resistance in the development of pulmonary hypertension in a rat model of pressure overload-induced heart failure

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Genes & Diseases 2024年第5期11卷 109-112页

作者： Qi Zhou Chao Tang Xinke Xu Junhao Hu Shengsen Yao Bo Dong Xiaojing Wu Department of Cardiology of the Fifth Affiliated hospital of southern medical university GuangzhouGuangdong 510999China Cardiovascular Department of shenzhen university General hospital ShenzhenGuangdong 518055China Cardiovascular Department of Chongqing medical university Second Affiliated hospital Chongqing 400010China

Pulmonary hypertension(PH)due to left heart failure(HF)accounts for approximately half of PH cases *** has been demonstrated that PH is a frequent complication of HF but is difficult to recognize in its early stage because it is characterized by nonspecific symptoms including shortness of breath and decreased tolerance of ***,nearly all multicentric clinical trials targeting pulmonary circulation in PH-HF have reported negative results.1 Thus,there are no effective methods for diagnosing early PH,and the current treatment of PH-HF is insufficient.

关键词： hypertension Serum resistance

Plasma proteome profiling reveals biomarkers of chemotherapy resistance in patients with advanced colorectal cancer

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Quantitative Biology 2024年第2期12卷 215-224页

作者： Jingxin Yang Jin Chen Luobin Zhang Fangming Zhou Xiaozhen Cui Ruijun Tian Ruilian Xu medical Genetic Center Affiliated Shenzhen Maternity and Child Healthcare HospitalSouthern Medical UniversityShenzhenChina Clinical Center for Molecular Diagnosis and Therapy The Second Affiliated Hospital of Fujian Medical UniversityQuanzhouChina Department of Chemistry and Research Center for Chemical Biology and Omics Analysis School of ScienceSouthern University of Science and TechnologyShenzhenChina Department of Oncology Shenzhen People’s Hospital(The Second Clinical Medical CollegeJinan UniversityThe First Affiliated HospitalSouthern University of Science and Technology)ShenzhenChina

Colorectal cancer(CRC)is one of the most common *** with advanced CRC can only rely on chemotherapy to improve ***,primary drug resistance frequently occurs and is difficult to *** in plasma protein composition have shown potential in clinical ***,it is urgent to identify potential protein biomarkers for primary resistance to chemotherapy for patients with *** sample preparation and high-throughput analysis were used to explore potential plasma protein *** susceptibility testing of circulating tumor cells(CTCs)has been investigated,and the relationship between their values and protein expressions has been *** addition,the differential proteins in different chemotherapy outcomes have been ***,the potential biomarkers have been detected via enzyme-linked immunosorbent assay(ELISA).Plasma proteome of 60 CRC patients were *** correlation between plasma protein levels and the results of drug susceptibility testing of CTCs was performed,and 85 proteins showed a significant positive or negative correlation with chemotherapy ***-four CRC patients were then divided into three groups according to their chemotherapy outcomes(objective response,stable disease,and progressive disease),and 37 differential proteins were found to be related to chemotherapy *** overlapping proteins were further investigated in an additional group of 79 patients using *** levels of F5 and PROZ significantly increased in the progressive disease group compared to other outcome *** study indicated that F5 and PROZ proteins could represent potential biomarkers of resistance to chemotherapy in advanced CRC patients.

关键词： biomarker chemotherapy resistance colorectal cancer plasma proteome

Potential value of detection of minimal residual disease in colorectal cancer following radical resection

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Chinese Journal of Cancer Research 2024年第4期36卷 442-454页

作者： Wenji Pu Fang Chen Yuan Tang Yanling Qu Yunzhu Han Jiandong Zha Jing Jin Fengming Kong medical Department of shenzhen university/General hospital of shenzhen university/Academy of Clinical Medicine of shenzhen university Shenzhen 518055China Department of Clinical Oncology the University of Hong Kong-Shenzhen HospitalShenzhen 518053China Department of Radiotherapy National Cancer Center/National Cancer Clinical Medical Research Center/Shenzhen HospitalCancer Hospital of Peking Union Medical CollegeChinese Academy of Medical SciencesShenzhen 518116China

Although there has been significant advancement in the identification and management of colorectal cancer(CRC)in recent years,there is still room for improvement in the current standard treatment *** area of concern is the lack of reliable tumor markers to predict treatment efficacy and guide tailored *** to its dynamic,effective,and non-invasive benefits over tissue biopsy,the detection of minimal or molecular residual lesions(MRD)based on circulating tumor DNA(ctDNA)is beneficial to the clinical development of drugs for patients with CRC after radical treatment,as well as for continuous monitoring of tumor recurrence and malignancy molecular gene *** detection of ctDNA can currently be used to guide individual postoperative auxiliary treatment decisions(upgrade or downgrade treatment)in CRC,stratify the risk of clinical recurrence more precisely,and predict the risk of recurrence in advance of imaging examination,according to a large number of observational or prospective clinical *** increasing clarity comes the possibility of selecting a regimen of treatment based on postoperative ctDNA,which also improves the accuracy of clinical recurrence risk assessment for ***,it is anticipated that the identification of ctDNA would alter the current framework for dealing with CRC and lead to individualized,stratified precision therapy;however,additional confirmation will require subsequent high-quality,prospective,large-scale randomized controlled *** article will provide an overview of the definition and clinical significance of MRD,the primary indications and technological challenges for MRD detection,along with the advancement in clinical research about ctDNA detection following radical resection of the CRC.

关键词： Colorectal cancer minimal residual disease circulating tumor DNA prognosis recurrence biomarkers

Advanced Strategies for Overcoming Endosomal/Lysosomal Barrier in Nanodrug Delivery

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Research 2024年第1期2023卷 315-337页

作者： Chong Qiu Fei Xia Junzhe Zhang Qiaoli Shi Yuqing Meng Chen Wang Huanhuan Pang Liwei Gu Chengchao Xu Qiuyan Guo Jigang Wang Artemisinin Research Center and Institute of Chinese Materia MedicaChina Academy of Chinese Medical SciencesBeijing 100700China Department of Nephrology and Shenzhen Clinical Research Centre for GeriatricsShenzhen People's HospitalThe First Affiliated HospitalSouthern University of Science and TechnologyShenzhenGuangdong 518020China

Nanocarriers have therapeutic potential to facilitate drug delivery,including biological agents,smallmolecule drugs,and nucleic ***,their efficiency is limited by several factors;among which,endosomal/lysosomal degradation after endocytosis is the most *** review summarizes advanced strategies for overcoming endosomal/lysosomal barriers to efficient nanodrug delivery based on the perspective of cellular uptake and intracellular transport *** strategies include promoting endosomal/lysosomal escape,using non-endocytic methods of delivery to directly cross the cell membrane to evade endosomes/lysosomes and making a detour pathway to evade endosomes/*** the basis of the findings of this review,we proposed several promising strategies for overcoming endosomal/lysosomal barriers through the smarter and more efficient design of nanodrug delivery systems for future clinical applications.

关键词： somal drugs finding

Caveolin‑1 is critical for hepatic iron storage capacity in the development of nonalcoholic fatty liver disease

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Military medical Research 2024年第2期11卷 206-227页

作者： Guang-Hui Deng Chao-Feng Wu Yun-Jia Li Hao Shi Wei-Chao Zhong Mu-Keng Hong Jun-Jie Li Jia-Min Zhao Chang Liu Meng-Chen Qin Zhi-Yun Zeng Wei-Min Zhang Ken Kin Lam Yung Zhi-Ping Lv Lei Gao Department of Gastroenterology Integrated Hospital of Traditional Chinese MedicineSouthern Medical UniversityGuangzhou 510315China School of Traditional Chinese Medicine Southern Medical UniversityGuangzhou 510515China Department of Hepatology Cancer CenterIntegrated Hospital of Traditional Chinese MedicineSouthern Medical UniversityGuangzhou 510315China shenzhen Traditional Chinese Medicine hospital Shenzhen 518033GuangdongChina Department of Biology Hong Kong Baptist UniversityKowloon TongKowloonHong Kong SAR 999077China

Background:Nonalcoholic fatty liver disease(NAFLD)is associated with disordered lipid and iron *** previous study has substantiated the pivotal role of Caveolin-1(Cav-1)in protecting hepatocytes and mediating iron metabolism in the *** study aimed to explore the specific mechanisms underlying the regulation of iron metabolism by Cav-1 in ***:Hepatocyte-specific Cav-1 overexpression mice and knockout mice were used in this ***-1-knockdown of RAW264.7 cells and mouse primary hepatocytes were performed to verify the changes in ***,a high-fat diet and palmitic acid plus oleic acid treatment were utilized to construct a NAFLD model in vivo and in vitro,respectively,while a high-iron diet was used to construct an in vivo iron overload ***,iron concentration,the expression of Cav-1 and iron metabolism-related proteins in liver tissue or serum were detected using iron assay kit,Prussian blue staining,Western blotting,immunofluorescence staining,immunohistochemical staining and *** related indicators of lipid metabolism and oxidative stress were evaluated by the corresponding reagent kit and ***:Significant disorder of lipid and iron metabolism occurred in *** expression of Cav-1 was decreased in NAFLD hepatocytes(P<0.05),accompanied by iron metabolism ***-1 enhanced the iron storage capacity of hepatocytes by activating the ferritin light chain/ferritin heavy chain pathway in NAFLD,subsequently alleviating the oxidative stress induced by excess ferrous ions in the ***,CD68^(+) CD163^(+) macrophages expressing Cav-1 were found to accelerate iron accumulation in the liver,which was contrary to the effect of Cav-1 in *** correlations were also observed between the serum Cav-1 concentration and the serum iron-related protein levels in NAFLD patients and healthy volunteers(P<0.05).Conclusions:These findings confirm that Cav-1 is an essential target protein that reg

关键词： Caveolin-1 Nonalcoholic fatty liver disease Iron metabolism Ferritin Oxidative stress