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Development of a nomogram for predicting liver transplantation prognosis in hepatocellular carcinoma

World Journal of Gastroenterology 2024年第21期30卷 2763-2776页

作者： Li He Wan-Sheng Ji Hai-Long Jin Wen-Jing Lu Yuan-Yuan Zhang Hua-Guang Wang Yu-Yu Liu Shuang Qiu Meng Xu Zi-Peng Lei Qian Zheng Xiao-Li Yang Qing Zhang Department of Organ Transplantation The Third Medical Centre of Chinese PLA General HospitalBeijing 100039China School of Clinical Medicine Shandong Second Medical UniversityWeifang 261053Shandong ProvinceChina Clinical Research Center The Affiliated Hospital of Shandong Second Medical UniversityWeifang 261053Shandong ProvinceChina Department of Laboratory Medicine The Third Medical Centre of Chinese PLA General HospitalBeijing 100039China Physiatry Department Naval Aviation UniversityYantai 100071Shandong ProvinceChina

BACKGROUND At present,liver transplantation(LT)is one of the best treatments for hepatocellular carcinoma(HCC).Accurately predicting the survival status after LT can significantly improve the survival rate after LT,and ensure the best way to make rational use of liver *** To develop a model for predicting prognosis after LT in patients with *** Clinical data and follow-up information of 160 patients with HCC who underwent LT were collected and *** expression levels of alphafetoprotein(AFP),des-gamma-carboxy prothrombin,Golgi protein 73,cytokeratin-18 epitopes M30 and M65 were measured using a fully automated chemiluminescence *** best cutoff value of biomarkers was determined using the Youden *** regression analysis was used to identify the independent risk factors.A forest model was constructed using the random forest *** evaluated the accuracy of the nomogram using the area under the curve,using the calibration curve to assess consistency.A decision curve analysis(DCA)was used to evaluate the clinical utility of the *** The total tumor diameter(TTD),vascular invasion(VI),AFP,and cytokeratin-18 epitopes M30(CK18-M30)were identified as important risk factors for outcome after *** nomogram had a higher predictive accuracy than the Milan,University of California,San Francisco,and Hangzhou *** calibration curve analyses indicated a good *** survival and recurrence-free survival(RFS)of high-risk groups were significantly lower than those of low-and middle-risk groups(P<0.001).The DCA shows that the model has better clinical *** The study developed a predictive nomogram based on TTD,VI,AFP,and CK18-M30 that could accurately predict overall survival and RFS after *** can screen for patients with better postoperative prognosis,and improve longterm survival for LT patients.

关键词： Hepatocellular carcinoma Liver transplantation Liver cancer Nomogram Prognosis

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Development of a diagnostic nomogram for alpha-fetoproteinnegative hepatocellular carcinoma based on serological biomarkers

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World Journal of Gastrointestinal Oncology 2024年第6期16卷 2463-2475页

作者： Li He Cui Zhang Lan-Lan Liu Li-Ping Huang Wen-Jing Lu Yuan-Yuan Zhang De-Yong Zou Yu-Fei Wang Qing Zhang Xiao-Li Yang School of Clinical Medicine Weifang Medical UniversityWeifang 261053Shandong ProvinceChina Department of Organ Transplantation The Third Medical Centre of Chinese PLA General HospitalBeijing 100039China Department of Laboratory Medicine The Third Medical Centre of Chinese PLA General HospitalBeijing 100039China Department of Laboratory Medicine Jingyu County People’s HospitalBaishan 135200Jilin ProvinceChina School of Laboratory Medicine Weifang Medical UniversityWeifang 261053Shandong ProvinceChina

BACKGROUND Hepatocellular carcinoma(HCC)is the third leading cause of cancer-related death *** biomarkers play an important role in the early diagnosis and prognosis of *** a certain percentage of HCC patients are negative for alpha-fetoprotein(AFP),the diagnosis of AFP-negative HCC is essential to improve the detection rate of *** To establish an effective model for diagnosing AFP-negative HCC based on serum tumour *** A total of 180 HCC patients were enrolled in this *** expression levels of GP73,des-γ-carboxyprothrombin(DCP),CK18-M65,and CK18-M30 were detected by a fully automated chemiluminescence *** variables were selected by logistic regression *** models were constructed using stepwise backward logistic *** performance of the models was compared using the C statistic,integrated discrimination improvement,net reclassification improvement,and calibration *** clinical utility of the nomogram was assessed using decision curve analysis(DCA).RESULTS The results showed that the expression levels of GP73,DCP,CK18-M65,and CK18-M30 were significantly greater in AFP-negative HCC patients than in healthy controls(P<0.001).Multivariate logistic regression analysis revealed that GP73,DCP,and CK18-M65 were independent factors for diagnosing AFP-negative *** comparing the diagnostic performance of multiple models,we included GP73 and CK18-M65 as the model variables,and the model had good discrimination ability(area under the curve=0.946)and good goodness of *** DCA curves indicated the good clinical utility of the *** Our study identified GP73 and CK18-M65 as serum biomarkers with certain application value in the diagnosis of AFP-negative *** diagnostic nomogram based on CK18-M65 combined with GP73 demonstrated good performance and effectively identified high-risk groups of patients with HCC.

关键词： Hepatocellular carcinoma Alpha-fetoprotein-negative Diagnostic Nomogram Biomarker

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Hepatocyte growth factor enhances the ability of dental pulp stem cells to ameliorate atherosclerosis in apolipoprotein E-knockout mice

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World Journal of Stem Cells 2024年第5期16卷 575-590页

作者： Han Duan Ning Tao Lin Lv Kai-Xin Yan Yong-Gang You Zhuang Mao Chang-Yao Wang Xue Li Jia-Yan Jin Chu-Tse Wu Hua Wang School of Life Sciences Hebei UniversityBaoding 071002Hebei ProvinceChina Beijing Institute of Radiation Medicine Beijing 100850China Department of Cardiology The Sixth Medical CentreChinese People’s Liberation Army General HospitalBeijing 100037China Department of Orthopaedics The Fourth Medical CentreChinese People’s Liberation Army General HospitalBeijing 100853China Third Cadet Regiment School of Basic Medical ScienceAir Force Medical UniversityXi’an 710032Shaanxi ProvinceChina

BACKGROUND Atherosclerosis(AS),a chronic inflammatory disease of blood vessels,is a major contributor to cardiovascular *** pulp stem cells(DPSCs)are capable of exerting immunomodulatory and anti-inflammatory effects by secreting cytokines and exosomes and are widely used to treat autoimmune and inflam-mation-related *** growth factor(HGF)is a pleiotropic cytokine that plays a key role in many inflammatory and autoimmune *** To modify DPSCs with HGF(DPSC-HGF)and evaluate the therapeutic effect of DPSC-HGF on AS using an apolipoprotein E-knockout(ApoE-/-)mouse model and an in vitro cellular *** ApoE-/-mice were fed with a high-fat diet(HFD)for 12 wk and injected with DPSC-HGF or Ad-Null modified DPSCs(DPSC-Null)through tail vein at weeks 4,7,and 11,respectively,and the therapeutic efficacy and mechanisms were analyzed by histopathology,flow cytometry,lipid and glucose measurements,real-time reverse transcription polymerase chain reaction(RT-PCR),and enzyme-linked immunosorbent assay at the different time points of the *** in vitro inflammatory cell model was established by using RAW264.7 cells and human aortic endothelial cells(HAOECs),and indirect co-cultured with supernatant of DPSC-Null(DPSC-Null-CM)or DPSC-HGF-CM,and the effect and mechanisms were analyzed by flow cytometry,RT-PCR and western *** factor-κB(NF-κB)activators and inhibitors were also used to validate the related signaling *** DPSC-Null and DPSC-HGF treatments decreased the area of atherosclerotic plaques and reduced the expression of inflammatory factors,and the percentage of macrophages in the aorta,and DPSC-HGF treatment had more pronounced *** treatment had no effect on serum lipoprotein *** FACS results showed that DPSCs treatment reduced the percentages of monocytes,neutrophils,and M1 macrophages in the peripheral blood and ***-Null-CM and DPSC-HGF-CM reduced adhesion molecule expression in tu

关键词： Atherosclerosis Apolipoprotein E-knockout mice Cell therapy Dental pulp stem cells Hepatocyte growth factor

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Human umbilical cord mesenchymal stem cell-derived exosomes loaded into a composite conduit promote functional recovery after peripheral nerve injury in rats

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Neural Regeneration Research 2024年第4期19卷 900-907页

作者： Haoshuai Tang Junjin Li Hongda Wang Jie Ren Han Ding Jun Shang Min Wang Zhijian Wei Shiqing Feng Department of Othopaedics Tianjin Medical University General Hospital International Science and Technology Cooperation Base of Spinal Cord Injury Tianjin Key Laboratory of Spine and Spinal Cord InjuryDepartment of OrthopedicsTianjin Medical University General Hospital Tianjin Key Laboratory of Lung Cancer Metastasis and Tumor Microenvironment Tianjin Lung Cancer InstituteTianjin Medical University General Hospital Department of Othopaedics Qilu Hospital of Shandong UniversityShandong University Centre for OthopedicsAdvanced Medical Research InstituteShandong University Orthopedic Research Center of Shandong University&Advanced medical Research Institute Cheeloo College of MedicineShandong University

Complete transverse injury of peripheral nerves is challenging to *** secreted by human umbilical cord mesenchymal stem cells are considered to play an important role in intercellular communication and regulate tissue *** previous studies,a collagen/hyaluronic acid sponge was shown to provide a suitable regeneration environment for Schwann cell proliferation and to promote axonal *** three-dimensional(3D)composite conduit contains a collagen/hyaluronic acid inner sponge enclosed in an electrospun hollow poly(lactic-co-glycolic acid)***,whether there is a synergy between the 3D composite conduit and exosomes in the repair of peripheral nerve injury remains *** this study,we tested a comprehensive strategy for repairing long-gap(10 mm)peripheral nerve injury that combined the 3D composite conduit with human umbilical cord mesenchymal stem cell-derived *** effectiveness was evaluated by sciatic functional index,sciatic nerve compound muscle action potential recording,recovery of muscle mass,measuring the cross-sectional area of the muscle fiber,Masson trichrome staining,and transmission electron microscopy of the regenerated nerve in *** results showed that transplantation of the 3D composite conduit loaded with human umbilical cord mesenchymal stem cell-derived exosomes promoted peripheral nerve regeneration and restoration of motor function,similar to autograft *** CD31-positive endothelial cells were observed in the regenerated nerve after transplantation of the loaded conduit than after transplantation of the conduit without exosomes,which may have contributed to the observed increase in axon regeneration and distal nerve ***,the use of a 3D composite conduit loaded with human umbilical cord mesenchymal stem cell-derived exosomes represents a promising cell-free therapeutic option for the treatment of peripheral nerve injury.

关键词： axon growth collagen exosome human umbilical cord mesenchymal stem cells hyaluronic acid muscular atrophy nerve guidance conduits peripheral nerve regeneration

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Pancreatic ductal adenocarcinoma chemoresistance:From metabolism reprogramming to novel treatment

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Chinese medical Journal 2024年第4期137卷 408-420页

作者： Jingcheng Zhang Yutong Wang Lejunzi Wang Lei You Taiping Zhang Department of general Surgery Peking Union Medical College HospitalChinese Academy of Medical Sciences and Peking Union Medical CollegeBeijing 100730China Peking Union medical College Chinese Academy of Medical Sciences and Peking Union Medical CollegeBeijing 100730China Department of Anaesthesia Peking Union Medical College HospitalChinese Academy of Medical Sciences and Peking Union Medical CollegeBeijing 100730China Clinical Immunology centre Chinese Academy of Medical Sciences and Peking Union Medical CollegeBeijing 100730China

As pancreatic cancer(PC)is highly malignant,its patients tend to develop metastasis at an early stage and show a poor response to conventional ***-line chemotherapies for PC,according to current guidelines,include fluoropyrimidine-and gemcitabine-based *** research on drug resistance has shown that biochemical metabolic aberrations in PC,especially those involving glycolysis and glutamine metabolism,are highly associated with ***,lipid metabolism is a major factor in ***,emerging compounds that target these key metabolic pathways have the potential to overcome *** review summarizes how PC develops chemoresistance through aberrations in biochemical metabolism and discusses novel critical targets and pathways within cancer metabolism for new drug research.

关键词： Pancreatic cancer Drug resistance Drug development Signal transduction

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