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Macrophages in cardiovascular diseases:molecular mechanisms and therapeutic targets

Signal Transduction and Targeted Therapy 2024年第6期9卷 2598-2641页

作者： Runkai Chen Hongrui Zhang Botao Tang Yukun Luo Yufei Yang Xin Zhong Sifei Chen Xinjie Xu Shengkang Huang Canzhao Liu Department of Cardiology Laboratory of Heart CenterHeart CenterTranslational Medicine Research CenterZhujiang HospitalSouthern Medical University253 Industrial AvenueGuangzhou 510280China State Key Laboratory of Cardiovascular Disease Fuwai HospitalNational Center for Cardiovascular DiseasesChinese Academy of Medical Sciences and Peking Union Medical CollegeBeijing 100037China

The immune response holds a pivotal role in cardiovascular disease *** multifunctional cells of the innate immune system,macrophages play an essential role in initial inflammatory response that occurs following cardiovascular injury,thereby inducing subsequent damage while also facilitating ***,the diverse phenotypes and phenotypic alterations of macrophages strongly associate with distinct types and severity of cardiovascular diseases,including coronary heart disease,valvular disease,myocarditis,cardiomyopathy,heart failure,atherosclerosis and aneurysm,which underscores the importance of investigating macrophage regulatory mechanisms within the context of specific ***,recent strides in single-cell sequencing technologies have revealed macrophage heterogeneity,cell–cell interactions,and downstream mechanisms of therapeutic targets at a higher resolution,which brings new perspectives into macrophage-mediated mechanisms and potential therapeutic targets in cardiovascular ***,myocardial fibrosis,a prevalent characteristic in most cardiac diseases,remains a formidable clinical challenge,necessitating a profound investigation into the impact of macrophages on myocardial fibrosis within the context of cardiac *** this review,we systematically summarize the diverse phenotypic and functional plasticity of macrophages in regulatory mechanisms of cardiovascular diseases and unprecedented insights introduced by singlecell sequencing technologies,with a focus on different causes and characteristics of diseases,especially the relationship between inflammation and fibrosis in cardiac diseases(myocardial infarction,pressure overload,myocarditis,dilated cardiomyopathy,diabetic cardiomyopathy and cardiac aging)and the relationship between inflammation and vascular injury in vascular diseases(atherosclerosis and aneurysm).Finally,we also highlight the preclinical/clinical macrophage targeting strategies and translational

关键词： diseases cardiovascular therapeutic

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Association of cardiometabolic multimorbidity with all-cause and cardiovascular disease mortality among Chinese hypertensive patients

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Journal of Geriatric Cardiology 2024年第2期21卷 211-218页

作者： Luo-Xi XIAO Zi-Yu WANG Jiang-Tao LI Hai-Mei WANG Yi-Ming HAO Pan ZHOU Yu-Lin HUANG Qiu-Ju DENG Yong-Chen HAO Na YANG Li-Zhen HAN Zhao YANG Ping-Ping JIA Yue QI Jing LIU center for Clinical and Epidemiologic research Beijing Anzhen HospitalCapital Medical UniversityBeijing Institute of HeartLung and Blood Vessel DiseasesBeijing Municipal Key Laboratory of Clinical EpidemiologyBeijingChina

BACKGROUND Hypertension usually clusters with multiple ***,the association between cardiometabolic multimorbidity(CMM)and mortality in hypertensive patients is *** study aimed to investigate the association between CMM and all-cause and cardiovascular disease(CVD)mortality in Chinese patients with *** The data used in this study were from the China National Survey for Determinants of Detection and Treatment Status of Hypertensive Patients with Multiple Risk Factors(CONSIDER),which comprised 5006 participants aged 19–91 *** was defined as the presence of one or more of the following morbidities:diabetes mellitus,dyslipidemia,chronic kidney disease,coronary heart disease,and *** proportional hazard models were used to calculate the hazard ratios(HR)with 95%CI to determine the association between the number of CMMs and both all-cause and CVD *** Among 5006 participants[mean age:58.6±10.4 years,50%women(2509 participants)],76.4%of participants had at least one *** mortality rate was 4.57,4.76,8.48,and 16.04 deaths per 1000 person-years in hypertensive patients without any comorbidity and with one,two,and three or more morbidities,*** the fully adjusted model,hypertensive participants with two cardiometabolic diseases(HR=1.52,95%CI:1.09–2.13)and those with three or more cardiometabolic diseases(HR=2.44,95%CI:1.71–3.48)had a significantly elevated risk of all-cause *** findings were similar for CVD mortality but with a greater increase in risk *** In this study,three-fourths of hypertensive patients had *** with two or more comorbidities was associated with a significant increase in the risk of all-cause and cardiovascular mortality among hypertensive patients,suggesting more intensive treatment and control in this high-risk patient group.

关键词： hypertensive patients morbidity

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Synthesis of boron nitride nanorod and its performance as a metalfree catalyst for oxidative desulfurization of diesel fuel

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Chinese Journal of Chemical Engineering 2024年第4期68卷 120-132页

作者： Tanaz Ghanadi Gholamreza Moradi Alimorad Rashidi Catalyst research center Faculty of Chemical and Petroleum EngineeringRazi UniversityKermanshahIran Nanotechnology research center Research Institute of Petroleum Industry(RIPI)TehranIran

In order to reduce the sulfur compounds in diesel fuel,boron nitride(BN)has been used as a novel metal-free catalyst in the present *** nanocatalyst was synthesized via template-free approach followed by heating treatment at 900℃ in nitrogen atmosphere that the characteristics of the sample were identified by the X-ray diffraction,Fourier-transform infrared spectroscopy,Raman spectroscopy,field emission scanning electron microscopy,transmission electron microscopy,atomic force microscopy,and N2 adsorption-desorption *** results of structural and morphological analysis represented that BN has been successfully *** efficacy of the main operating parameters on the process was studied by using response surface methodology based on the Box-Behnken design *** prepared catalyst showed high efficiency in oxidative desulfurization of diesel fuel with initial sulfur content of 8040 mg·kg^(-1)*** statistical analysis,a significant quadratic model was obtained to predict the sulfur removal as a function of efficient *** maximum efficiency of 72.4%was achieved under optimized conditions at oxidant/sulfur molar ratio of 10.2,temperature of 71℃,reaction time of 113 min,and catalyst dosage of 0.36 ***,the reusability of the BN was studied,and the result showed little reduction in activity of the catalyst after 10 times ***,a plausible mechanism was proposed for oxidation of sulfur compounds on the surface of the *** present study shows that BN materials can be selected as promising metal-free catalysts for desulfurization process.

关键词： Desulfurization Boron nitride(BN)nanostructure Experimental design BoxeBehnken

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Feeding the vasculature with cruciferous vegetables:a secret for organ protection

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Signal Transduction and Targeted Therapy 2024年第3期9卷 828-830页

作者： Priya Veluswamy Jens Wippermann Max Wacker heart Surgery research Department of Cardiothoracic SurgeryOtto-von-Guericke University HospitalMagdeburgGermany

Two very recent back-to-back papers published in Nature1,2 decipher the holistic role of the aryl hydrocarbon receptor(AHR)/dietary-ligand axis,in enteric and pulmonary vasculature to emphasize tolerance induction and vessel integrity during homeostasis,sterile inflammation and *** studies spectacularly highlight the significance of endothelium in orchestrating tissue tolerance by demonstrating the multifaceted activities of endothelial-expressed AHR that protects the vasculature to maintain organ homeostasis.

关键词： maintain sterile homeostasis

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Femoral Access with Ultrasound-Guided Puncture and Z-Stitch Hemostasis for Adults with Congenital heart Diseases Undergoing Electrophysiological Procedures

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Congenital heart Disease 2024年第1期19卷 85-92页

作者： Fu Guan Matthias Gass Florian Berger Heiko Schneider Firat Duru Thomas Wolber Arrhythmia and Electrophysiology Division Department of CardiologyUniversity Heart Center ZurichZurichSwitzerland Children’s research center Zurich University Children’s HospitalZurichSwitzerland center for Integrative Human Physiology University of ZurichZurichSwitzerland

Aims:Although the application of ultrasound-guided vascular puncture and Z-stitch hemostasis to manage femoral access has been widely utilized,there is limited data on this combined application in adult congenital heart disease(ACHD)patients undergoing electrophysiological(EP)*** sought to evaluate the safety and efﬁcacy of ultrasound-guided puncture and postprocedural Z-stitch hemostasis for ACHD patients under-going EP *** and Results:The population of ACHD patients undergoing transfemoral EP pro-cedures at the University of Zurich heart center between January 2019 and December 2022 was observed and *** the study period,femoral access(left/right,arterial/venous)was performed under real-time ultrasound *** the end of the procedure,a single Z-stitch was performed at the puncture *** eval-uated the incidence of in-hospital complications associated with femoral access puncture in this *** 101 patients who had a total of 147 previous ipsilateral vascular punctures(mean 1.5 per person),100 patients underwent successful femoral vascular access for EP *** median age of the patients was 47±15 years and 34(34%)were male.Z-stitches were performed after the procedure in 100 patients with 303 femoral vascular accesses(mean 3 punctures per person).No patient developed vascular puncture relevant inguinal hematoma,pseudo aneurysm,arteriovenousﬁstula,venous or arterial ***:In ACHD patients undergoing EP procedures,optimal femoral access management can be achieved with ultra-sound-guided puncture and postprocedural Z-stitch hemostasis.

关键词： Congenital heart disease cardiac electrophysiology cardiac catheterization femoral access hemostasis

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Comparative analysis between single-train passing and double-train intersection in a tunnel

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Journal of Zhejiang University-Science A(Applied Physics & Engineering) 2024年第5期25卷 429-442页

作者： Jianming DU Qian FANG Xuan ZHANG Hualao WANG Bridge and Tunnel research center Research Institute of Highway Ministry of TransportBeijing 100088China Tunnel and Underground Engineering research center of Ministry of Education Beijing Jiaotong UniversityBeijing 00044China

Aerodynamic pressure significantly impacts the scientific evaluation of tunnel service *** aerodynamic pressure of two trains running in a double-track tunnel is considerably more complicated than that of a single *** used the numerical method to investigate the difference in aerodynamic pressure between a single train and two trains running in a double-track ***,the numerical method was verified by comparing the results of numerical simulation and on-site ***,the characteristics of aerodynamic pressure were ***,the influence of various train-tunnel factors on the characteristics of aerodynamic pressure was *** results show that the aerodynamic pressure variation can be divided into stage I:irregular pressure fluctuations before the train tail leaves the tunnel exit,and stage II:periodic pressure declines after the train tail leaves the tunnel *** addition,the aerodynamic pressure simultaneously jumps positively or drops negatively for a single train or two trains running in double-track tunnel *** pressure amplitude in the two-train case is higher than that for a single *** maximum positive peak pressure difference(P_(STP))and maximum negative peak pressure difference(P_(STN))increase as train speed rises to the power from 2.256 to 2.930 in stage *** P_(STP) and P_(STN) first increase and then decrease with the increase of tunnel length in stage *** P_(STP) and P_(STN) increase as the blockage ratio rises to the power from 2.032 to 2.798 in stages I and II.

关键词： Railway tunnel Aerodynamic effect Pressure characteristic Train speed Tunnel length Blockage ratio

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Cognitive impairment in cerebral small vessel disease induced by hypertension

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Neural Regeneration research 2024年第7期19卷 1454-1462页

作者： Weipeng Wei Denglei Ma Lin Li Lan Zhang Department of Pharmacy Xuanwu Hospital of Capital Medical UniversityBeijingChina Beijing Geriatric Medical research center Beijing Engineering Research Center for Nervous System DrugsNational Center for Neurological DisordersNational Clinical Research Center for Geriatric DiseasesBeijingChina

Hypertension is a primary risk factor for the progression of cognitive impairment caused by cerebral small vessel disease,the most common cerebrovascular *** r,the causal relationship between hypertension and cerebral small vessel disease remains *** has substantial negative impacts on brain health and is recognized as a risk factor for cerebrovascular *** hypertension and lifestyle factors are associated with risks for stro ke and dementia,and cerebral small vessel disease can cause dementia and *** is the main driver of cerebral small vessel disease,which changes the structure and function of cerebral vessels via various mechanisms and leads to lacunar infarction,leukoaraiosis,white matter lesions,and intracerebral hemorrhage,ultimately res ulting in cognitive decline and demonstrating that the brain is the to rget organ of *** review updates our understanding of the pathogenesis of hypertensioninduced cerebral small vessel disease and the res ulting changes in brain structure and function and declines in cognitive *** also discuss drugs to treat cerebral small vessel disease and cognitive impairment.

关键词： blood-brain barrier cerebral small vessel disease cognitive impairment dementia endothelial dysfunction enlarged perivascular space hypertension lacunar infarction neuroinflammation treatment white matter high signal intensity

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Regeneration of the heart:f rom molecular mechanisms to clinical therapeutics

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Military Medical research 2024年第1期11卷 80-97页

作者： Qian-Yun Guo Jia-Qi Yang Xun-Xun Feng Yu-Jie Zhou Beijing Key Laboratory of Precision Medicine of Coronary Atherosclerotic Disease Beijing Institute of Heart Lung and Blood Vessel DiseaseClinical Center for Coronary Heart DiseaseDepartment of CardiologyBeijing Anzhen HospitalCapital Medical UniversityBeijing 100029China

heart injury such as myocardial infarction leads to cardiomyocyte loss,fibrotic tissue deposition,and scar *** changes reduce cardiac contractility,resulting in heart failure,which causes a huge public health *** personnel,compared with civilians,is exposed to more stress,a risk factor for heart diseases,making cardiovascular health management and treatment innovation an important topic for military *** far,medical intervention can slow down cardiovascular disease progression,but not yet induce heart *** the past decades,studies have focused on mechanisms underlying the regenerative capability of the heart and applicable approaches to reverse heart *** have emerged from studies in animal models and early clinical *** interventions show the potential to reduce scar formation and enhance cardiomyocyte proliferation that counteracts the pathogenesis of heart *** this review,we discuss the signaling events controlling the regeneration of heart tissue and summarize current therapeutic approaches to promote heart regeneration after injury.

关键词： heart regeneration Cardiac disease Therapeutics Signaling mechanisms

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Design of Resilient Sensor Networks Balancing Resilience and Efficiency

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International Journal of Disaster Risk Science 2024年第1期15卷 107-115页

作者： Sergey N.Vecherin Kiril D.Ratmanski Luke Hogewood Igor Linkov Cold Regions research and Engineering Laboratory Engineering Research and Development CenterHanoverNH 03755USA Environmental Laboratory Engineering Research and Development CenterVicksburgMS 39180USA

In recent years,the notion of resilience has been developed and applied in many technical areas,becoming exceptionally pertinent to disaster risk *** a disaster situation,accurate sensing information is the key to efficient recovery *** general,resilience aims to minimize the impact of disruptions to systems through the fast recovery of critical functionality,but resilient design may require redundancy and could increase *** this article,we describe a method based on binary linear programming for sensor network design balancing efficiency with *** application of the developed framework is demonstrated for the case of interior building surveillance utilizing infrared sensors in both twoand three-dimensional *** method provides optimal sensor placement,taking into account critical functionality and a desired level of resilience and considering sensor type and *** problem formulation,resilience requirements,and application of the optimization algorithm are described in *** of sensor locations with and without resilience requirements shows that resilient configuration requires redundancy in number of sensors and their intelligent *** tasks are successfully solved by the described method,which can be applied to strengthen the resilience of sensor networks by *** proposed methodology is suitable for large-scale optimization problems with many sensors and extensive coverage areas.

关键词： Binary linear programming Optimal sensor placement Redundant networks Resilience and efciency Resilient sensor networks

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Targeting deubiquitinase OTUB1 protects vascular smooth muscle cells in atherosclerosis by modulating PDGFRβ

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Frontiers of Medicine 2024年第3期18卷 465-483页

作者： Fei Xu Han Chen Changyi Zhou Tongtong Zang Rui Wang Shutong Shen Chaofu Li Yue Yu Zhiqiang Pei Li Shen Juying Qian Junbo Ge Department of Cardiology and Laboratory of heart Valve Disease West China HospitalSichuan UniversityChengdu610041China Department of Cardiology Zhongshan HospitalFudan UniversityResearch Unit of Cardiovascular Techniques and DevicesChinese Academy of Medical SciencesShanghai200032China Shanghai Institute of Cardiovascular Diseases Shanghai200032China National Clinical research center for Interventional Medicine&Shanghai Clinical research center for Interventional Medicine(19MC1910300) Shanghai200032China

Atherosclerosis is a chronic artery disease that causes various types of cardiovascular *** smooth muscle cells(VSMCs),the main components of atherosclerotic plaque,switch from contractile to synthetic phenotypes during *** is crucial in regulating VSMC phenotypes in atherosclerosis,and it can be reversely regulated by ***,the specific effects of deubiquitinases on atherosclerosis have not been thoroughly *** this study,RNAi screening in human aortic smooth muscle cells was performed to explore the effects of OTU family deubiquitinases,which revealed that silencing OTUB1 inhibited PDGF-BB-stimulated VSMC phenotype *** in vivo studies using Apoe−/−mice revealed that knockdown of OTUB1 in VSMCs alleviated atherosclerosis plaque burden in the advanced stage and led to a stable plaque ***,VSMC proliferation and migration upon PDGF-BB stimulation could be inhibited by silencing OTUB1 in *** RNA-sequencing data indicated that knocking down OTUB1 influenced VSMC differentiation,adhesion,and *** spectrometry of ubiquitinated protein confirmed that proteins related to cell growth and migration were differentially ***,we found that OTUB1 recognized the K707 residue ubiquitylation of PDGFRβwith its catalytic triad,thereby reducing the K48-linked ubiquitylation of PDGFRβ.Inhibiting OTUB1 in VSMCs could promote PDGFRβdegradation via the ubiquitin–proteasome pathway,so it was beneficial in preventing VSMCs’phenotype *** findings revealed that knocking down OTUB1 ameliorated VSMCs’phenotype switch and atherosclerosis progression,indicating that OTUB1 could be a valuable translational therapeutic target in the future.

关键词： atherosclerosis vascular smooth muscle cell ubiquitylation deubiquitinase OTUB1 PDGFRβ

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