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Dimethylsulfoniopropionate (DMSP) Increases Longevity and Mitochondrial Function in Caenorhabditis elegans: Implications for the Role of the Global Sulfur Cycle in Terrestrial Ecosystems

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Environment & Health 2024年第8期2卷 572-585页

作者： Hongyuan Li peng Ji yue Cao Zhitao Cui Jingwei Gao Hongshuang Wang Cong Lin Yibo Wang Xiaohui Wang Laboratory of Chemical Biology Changchun Institute of Applied ChemistryChinese Academy of SciencesChangchun 130022China The Key Laboratory of Molecular Epigenetics of the Ministry of Education Northeast Normal UniversityChangchun 130024China Department of Geriatrics The First Hospital of Jilin UniversityChangchun 130021China School of Applied Chemistry and Engineering University of Science and Technology of ChinaHefei 230026China Beijing National Laboratory for Molecular Sciences Beijing 100190China

Dimethylsulfoniopropionate(DMSP)is a compound synthesized by marine phytoplankton that contributes to the oceanic sulfur ***,DMSP has also been found in algal species and several terrestrial plants,forming part of the global sulfur ***,compared to its role in the marine environment,the impact of DMSP on terrestrial ecosystems remains relatively *** this study,DMSP was shown to promote longevity and prevent age-associated functional decline in Caenorhabditis elegans(***),a soil-dwelling *** decreased mitochondrial content and improved mitochondrial function in *** at the old stage,which was via enhancing autophagy *** was demonstrated that DMSP significantly increased the expression of autophagy and mitophagy genes during ***,DMSP protected against Parkinson’s disease(PD)induced byα-synuclein(α-syn)aggregation via *** studies showed that DMSP directly activated nuclear translocation of the Skinhead-1(SKN-1)transcription factor from the ***,SKN-1 was involved in DMSP-induced autophagy and played a key role in lifespan extension andα-syn clearance in *** conclusion,DMSP delays physiological aspects of aging in ***,providing insights into the interplay between the global sulfur cycle and terrestrial organisms.

关键词： DMSP C.elegans terrestrial ecosystem aging autophagy

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Tuberous sclerosis complex combined with primary lymphedema:A case report

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World Journal of Clinical Cases 2024年第15期12卷 2642-2648页

作者： Xing-peng Li Xiao-Li Sun Xin Liu Zhe Wen Li-Hua Jiang Yan Fu Yun-Long yue Ren-Gui Wang Department of Radiology Beijing Shijitan Hospital Affiliated to Capital Medical UniversityBeijing 100038China Department of Lymph Surgery Beijing Shijitan Hospital Affiliated to Capital Medical UniversityBeijing 100038China Department of Nuclear Medicine Beijing Shijitan Hospital Affiliated to Capital Medical UniversityBeijing 100038China Department of MRI Beijing Shijitan Hospital Affiliated to Capital Medical UniversityBeijing 100038China

BACKGROUND Tuberous sclerosis complex(TSC)and primary lymphedema(PLE)are both rare diseases,and it is even rarer for both to occur in the same *** this work,we have provided a detailed description of a patient's clinical presentation,imaging findings,and *** a retrospective analysis was conducted on 14 published relevant case *** SUMMARY A 16-year-old male came to our hospital for treatment due to right lower limb *** swelling is already present from *** patient’s memory had been progressively *** had occurred 1 year prior at an unknown *** patient was diagnosed with TSC combined with PLE through multimodal imaging examination:Computed tomography,magnetic resonance imaging,and *** patient underwent *** swelling of the patient's right lower limb significantly improved after *** did not *** taking antiepileptic drugs and *** TSC with PLE is a rare and systemic *** can detect lesions of this disease,which are important for diagnosis and treatment.

关键词： Tuberous sclerosis complex Lymphedema Sirolimus Multimodal imaging examination Case report

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Variations, effectiveness and its associated factors of a nationwide web-based hypertension management training project in China: insights from a government-led campaign for 1.2 million lay health workers

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Journal of Geriatric Cardiology 2024年第7期21卷 733-750页

作者： Wei WANG Hai-Bo ZHANG Jia-Min LIU Yan LI Na TIAN Lei YAN Jin-Xiao SONG Mei-Li LI yue peng Jing LI National Primary Health Care Hypertension Management Office National Clinical Research Center for Cardiovascular DiseasesNHC Key Laboratory of Clinical Research for Cardiovascular MedicationsFuwai HospitalNational Center for Cardiovascular DiseasesChinese Academy of Medical Sciences and Peking Union Medical CollegeBeijingChina

OBJECTIVES To evaluate the effectiveness of a large-scale,web-based,in-service hypertension management training project among lay health workers(LHWs) at primary care health(PHC) settings in China,and to examine the factors contributing to the variations of *** We used data from a web-based national hypertension management training project implemented in 2018,it was designed to facilitate LHWs to learn,understand,and apply the relevant knowledge and skills in hypertension management through providing training courses by use of the web-based platform with unified *** LHWs were required to participate in the exams before and after training to acquire scores for the use of evaluating their performance of hypertension management *** first used descriptive analysis to present the variations of effectiveness in hypertension management knowledge among LHWs by important ***,we used multilevel logistic regression to examine the individual and regional factors contributing to the variations and quantify the magnitude of how these factors affected training *** There were 1,208,610 LHWs who completed training and were ***,the scores of LHWs increased significantly from 62.87 ± 21.14 out of 100 in the pre-test to 88.30 ± 11.31 in the post-test by 25.43(95% confidence interval[CI]:25.40-25.47).Training contents involved in antihypertensive medication showed the lowest score(54.36) in the pre-test and soared the most after training,up to 84.22 by 54.94%.Individual factors associated with disparities in the knowledge of hypertension management decreased substantially after training,which included sex,age,education,practice type,professional level,and hierarchy of working *** variations were shown at the provincial level,with the majority of them being explained by factors at the regional *** Accessible web-based training modality,government efforts,accompa

关键词： hypertension workers nationwide

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Tim4 deficiency reduces CD301b+macrophage and aggravates periodontitis bone loss

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International Journal of Oral Science 2024年第2期16卷 280-292页

作者： Ziming Wang Hao Zeng Can Wang Jiaolong Wang Jing Zhang Shuyuan Qu yue Han Liu Yang yueqi Ni Wenan peng Huan Liu Hua Tang Qin Zhao Yufeng Zhang State Key Laboratory of Oral&Maxillofacial Reconstruction and Regeneration Key Laboratory of Oral Biomedicine Ministry of EducationHubei Key Laboratory of StomatologySchool&Hospital of StomatologyTaikang Center for Life and Medical SciencesWuhan UniversityWuhanChina School of Stomatology Nanchang UniversityNanchangChina Institute of Infection and Immunity Science and Technology Innovation CenterShandong First Medical University&Shandong Academy of Medical SciencesJinanChina Medical Research Institute School of MedicineWuhan UniversityWuhanChina

Periodontitis is a common chronic inflammatory disease that causes the periodontal bone destruction and may ultimately result in tooth *** the progression of periodontitis,the osteoimmunology microenvironment in periodontitis is damaged and leads to the formation of pathological alveolar bone ***301b^(+)macrophages are specific to the osteoimmunology microenvironment,and are emerging as vital booster for conducting bone ***,the key upstream targets of CD301b^(+)macrophages and their potential mechanism in periodontitis remain *** this study,we concentrated on the role of Tim4,a latent upstream regulator of CD301b^(+)*** first demonstrated that the transcription level of Timd4(gene name of Tim4)in CD301b^(+)macrophages was significantly upregulated compared to CD301b^(-) macrophages via high-throughput RNA ***,several Tim4-related functions such as apoptotic cell clearance,phagocytosis and engulfment were positively regulated by CD301b^(+)*** single-cell RNA sequencing analysis subsequently discovered that Cd301b and Timd4 were specifically co-expressed in *** following flow cytometric analysis indicated that Tim4 positive expression rates in total macrophages shared highly synchronized dynamic changes with the proportions of CD301b^(+)macrophages as periodontitis ***,the deficiency of Tim4 in mice decreased CD301b^(+)macrophages and eventually magnified alveolar bone resorption in ***,Tim4 controlled the p38 MAPK signaling pathway to ultimately mediate CD301b^(+)macrophages *** a word,Tim4 might regulate CD301b^(+)macrophages through p38 MAPK signaling pathway in periodontitis,which provided new insights into periodontitis immunoregulation as well as help to develop innovative therapeutic targets and treatment strategies for periodontitis.

关键词： period upstream eventually

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Evaluating short-term and long-term liver fibrosis improvement in hepatitis C patients after DAA treatment

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Journal of Biomedical Research 2024年第5期38卷 464-472,I0001,I0002页

作者： Yifan Wang Xinyan Ma Yanzheng Zou Ming yue Meiling Zhang Rongbin Yu Hongbo Chen peng Huang Department of Infectious Disease Jurong Hospital Affiliated to Jiangsu UniversityJurongJiangsu 212400China Department of Epidemiology Center for Global HealthSchool of Public HealthNanjing Medical UniversityNanjingJiangsu 211166China Department of Infectious Diseases the First Affiliated Hospital of Nanjing Medical UniversityNanjingJiangsu 210029China

Despite achieving a high cure rate with the direct-acting antivirals(DAAs)in hepatitis C treatment,further research is needed to identify additional benefits of the DAA *** current study evaluated liver fibrosis improvement in 848 hepatitis C patients treated with DAAs,who also achieved sustained virologic *** the fibrosis-4(FIB-4)index,patients were categorized based on their baseline fibrosis levels,and the improvement in fibrosis was analyzed in both short-term(9-26 weeks)and long-term(≥36 weeks)*** results showed a significant decrease in the FIB-4 index,indicating an improvement in liver fibrosis,in 63.0%and 67.6%of the patients during the short-term and long-term follow-up,***-term improvement was associated with factors including ribavirin usage,blood cholinesterase levels,alanine transaminase levels,albumin levels,and the baseline FIB-4 index,while long-term improvement was associated with factors such as aspartate transaminase levels,total protein level,and the baseline FIB-4 *** current study emphasizes the importance of continuous assessment and post-treatment monitoring of liver fibrosis,which will provide crucial insights for enhancing patient care in hepatitis C management.

关键词： chronic hepatitis C sustained virologic response direct-acting antivirals liver fibrosis

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Short-term effects of low-level PM2.5,PM10,O3,and tropical meteorological conditions on emergency department visits for respiratory diseases in Haikou,China

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Asian Pacific Journal of Tropical Medicine 2024年第7期17卷 317-328,I0010,I0011页

作者： Jichao peng Jun Chen Xinxin Wu Jin Qian Nan Li Yang Yi yue Huang Juncai Lu Wenxing Zhang Zhengyu Li Zhao Li Min Li Xiaoran Liu School of Public Health Hainan Medical UniversityHaikou 571199China Danzhou People's Hospital Danzhou 571799China The Second Affiliated Hospital of Hainan Medical University Haikou 570105China The First Affiliated Hospital of Hainan Medical University Haikou 570102China Emergency and Trauma College Hainan Medical UniversityKey Laboratory of Emergency and Trauma of Ministry of EducationHaikou 571199China Hainan General Hospital Affiliated to Hainan Medical University Haikou 570311China

Objective:To assess the correlation between atmospheric pollutants,meteorological factors,and emergency department visits for respiratory diseases in Haikou ***:Daily data on atmospheric pollutants,meteorological factors,and emergency department visits for respiratory diseases in Haikou City from 2018 to 2021 were *** Spearman rank correlation test was used to analyze the correlation,and a distributed lag non-linear model was employed to analyze the health effects and lag impacts of environmental *** analyses were conducted based on sex and ***:According to the criteria of International Classification of Diseases(ICD-10:J00-J99),a total of 221913 cases were included,accounting for 21.3%of the total emergency department visits in Haikou *** every 1℃increase in temperature,the risk of emergency department visits increased by 1.029%(95%CI 1.016%-1.042%).Relative humidity greater than 80%reduced the risk of visits,while higher atmospheric pressure(>1010 hpa)also decreased the likelihood of daily emergency department *** concentrations of PM2.5(30-50μg/m^(3)),PM10(>60μg/m^(3)),and O_(3)(75-125μg/m^(3))were associated with increased *** temperatures(>25℃)have a greater impact on females and children aged 0-14 years,while males are more sensitive to low atmospheric *** aged 65 and above exhibited increased sensitivity to O_(3)concentration,and the effects of PM2.5,PM10,and O_(3)are more pronounced in individuals over 14 years ***:Short-term exposure to high temperatures,particulate matter pollutants(PM_(2.5)and PM_(10)),and ozone(O_(3))is associated with increased emergency department visits for respiratory diseases.

关键词： Distributed lag nonlinear model Meteorological factors Air pollution Emergency department visits Respiratory diseases

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Rational design of a single-component mRNA vaccine against orthopoxvirus and SARS-CoV-2

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Science China(Life Sciences) 2024年第6期67卷 1311-1313页

作者： Yilong Yang Xiaofan Zhao Yu Li Xiaodong Zai Xinyi Wang yue Zhang Xiaolin Wang peng Lv Jun Zhang Lihua Hou Junjie Xu Wei Chen Laboratory of Advanced Biotechnology Beijing Institute of BiotechnologyAcademy of Military Medical SciencesBeijing 100071China

Dear Editor,In the era of COVID-19,the prevalence of viruses from other families poses new threats to *** the eradication of smallpox in 1980,the global outbreak of monkeypox in 2022(Lum et al.,2022;Nuzzo et al.,2022)alerted that the re-emerging orthopoxvirus(OPXV)remained a persistent threat to global *** includes a number of viruses with a broad host range,including variola virus(VARV),monkeypox virus(MPXV),vaccinia virus(VACV).

关键词： vaccine Rational

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Early Detection of the Emerging SARS-CoV-2 BA.2.86 Lineage Through Wastewater Surveillance Using a Mediator Probe PCR Assay—Shenzhen City,Guangdong Province,China,2023

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China CDC weekly 2024年第15期6卷 332-338,I0008,I0009页

作者： Chen Du yuejing peng Ziquan Lyu Zhijiao yue Yulin Fu Xiangjie Yao Jinzhen Tang Guixian Luo Chenxi Gao Shisong Fang Xiaolu Shi Chengsong Wan Yinghui Li Qinghua Hu Shenzhen Center for Disease Control and Prevention Shenzhen CityGuangdong ProvinceChina BSL-3 Laboratory(Guangdong) Guangdong Provincial Key Laboratory of Tropical Disease ResearchSchool of Public HealthSouthern Medical UniversityGuangzhou CityGuangdong ProvinceChina Department of Public Health Laboratory Sciences School of Public HealthHengyang Medical SchoolUniversity of South ChinaHengyang CityHunan ProvinceChina School of Public Health Shanxi Medical UniversityTaiyuan CityShanxi ProvinceChina

Introduction:The emergence of the new severe acute respiratory syndrome coronavirus 2(SARS-CoV-2)Omicron sublineage,BA.2.86,has sparked global public health concerns for its potential heightened transmissibility and immune *** data from Shenzhen’s city-wide wastewater surveillance system,we highlight the presence of the BA.2.86 lineage in ***:A mediator probe polymerase chain reaction(PCR)assay was developed to detect the BA.2.86 lineage in wastewater by targeting a specific mutation(Spike:A264D).Between September 19 and December 10,2023,781 wastewater samples from 38 wastewater treatment plants(WWTPs)and 9 pump stations in ten districts of Shenzhen were *** multiple short-amplicon sequencing,three positive samples were ***:The BA.2.86 lineage was identified in the wastewater of Futian and Nanshan districts in Shenzhen on December 2,*** December 2 to 10,a total of 21 BA.2.86-positive wastewater samples were found across 6 districts(Futian,Nanshan,Longhua,Baoan,Longgang,and Luohu)in *** weighted average viral load of the BA.2.86 lineage in Shenzhen’s wastewater was 43.5 copies/L on December 2,increased to 219.8 copies/L on December 4,and then decreased to approximately 100 copies/L on December 6,8,and ***:The mediator probe PCR assay,designed for swift detection of low viral concentrations of the BA.2.86 lineage in wastewater samples,shows promise for detecting different SARS-CoV-2 *** surveillance could serve as an early detection system for promptly identifying specific SARS-CoV-2 variants as they emerge.

关键词： wastewater Wastewater district

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Designing Symmetric Gradient Honeycomb Structures with Carbon‑Coated Iron‑Based Composites for High‑Efficiency Microwave Absorption

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Nano-Micro Letters 2024年第11期16卷 224-241页

作者： Yu Zhang Shu‑Hao Yang yue Xin Bo Cai peng‑Fei Hu Hai‑Yang Dai Chen‑Ming Liang Yun‑Tong Meng Ji‑Hao Su Xiao‑Juan Zhang Min Lu Guang‑Sheng Wang School of Chemistry Beihang UniversityBeijing 100191People’s Republic of China School of Electronics and Information Zhengzhou University of Light IndustryZhengzhou 450002People’s Republic of China School of Chemical Engineering Northeast Electric Power UniversityJilin 132000People’s Republic of China College of Chemistry and Materials Engineering Beijing Technology and Business UniversityBeijing 100048People’s Republic of China

The impedance matching of absorbers is a vital factor affecting their microwave absorption(MA)*** this work,we controllably synthesized Material of Institute Lavoisier 88C(MIL-88C)with varying aspect ratios(AR)as a precursor by regulating oil bath conditions,followed by one-step thermal decomposition to obtain carbon-coated iron-based *** the precursor MIL-88C(Fe)preparation conditions,such as the molar ratio between metal ions and organic ligands(M/O),oil bath temperature,and oil bath time,influenced the phases,graphitization degree,and AR of the derivatives,enabling low filler loading,achieving well-matched impedance,and ensuring outstanding MA *** MOF-derivatives 2(MD_(2))/polyvinylidene Difluoride(PVDF),MD_(3)/PVDF,and MD4/PVDF absorbers all exhibited excellent MA properties with optimal filler loadings below 20 wt%and as low as 5 wt%.The MD_(2)/PVDF(5 wt%)achieved a maximum effective absorption bandwidth(EAB)of 5.52 GHz(1.90 mm).The MD_(3)/PVDF(10 wt%)possessed a minimum reflection loss(RL_(min))value of−67.4 at 12.56 GHz(2.13 mm).A symmetric gradient honeycomb structure(SGHS)was constructed utilizing the high-frequency structure simulator(HFSS)to further extend the EAB,achieving an EAB of 14.6 GHz and a RL_(min) of−59.0 *** research offers a viable inspiration to creating structures or materials with high-efficiency MA properties.

关键词： MIL-88C(Fe) Fe/Fe_(3)O_(4)/Fe_(3)C@C Controllable preparation Symmetric gradient honeycomb structure Microwave absorbing

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Acute Effects of Exposure to Fine Particulate Matter and Its Constituents on Sex Hormone Among Postmenopausal Women — Beijing, Tianjin, and Hebei PLADs, China, 2018–2019

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China CDC weekly 2024年第13期6卷 249-253,I0001-I0004页

作者： Yanlin Tian Jiaonan Wang Jianlong Fang Chen Chen Feng Zhao Yi Zhang peng Du Yawei Li Wanying Shi Yuanyuan Liu Enmin Ding Song Tang Xu yue Xiaoming Shi Chinese Research Academy of Environmental Sciences BeijingChina Collaborative Innovation Center of Atmospheric Environment and Equipment Technology Jiangsu Key Laboratory of Atmospheric Environment Monitoring and Pollution Control(AEMPC)Nanjing University of Information Science&TechnologyNanjing CityJiangsu ProvinceChina China CDC Key Laboratory of Environment and Population Health National Institute of Environmental HealthChinese Center for Disease Control and PreventionBeijingChina Department of Epidemiology and Health Statistics School of Public HealthCapital Medical Universityand Beijing Municipal Key Laboratory of Clinical EpidemiologyBeijingChina National Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases National Institute of Environmental HealthChinese Center for Disease Control and PreventionBeijingChina

What is already known on this topic?Exposure to fine particulate matter(PM_(2.5))was linked to endocrine hormone disruption in the reproductive ***,it was unclear which specific components of PM_(2.5) were primarily responsible for these *** is added by this report?The study presented the initial epidemiological evidence that brief exposure to PM_(2.5) can elevate estradiol levels in postmenopausal *** particle components had unique effects,with watersoluble ions and specific inorganic elements like Ag,As,Cd,Hg,Ni,Sb,Se,Sn,and Tl potentially playing significant roles in increasing estradiol *** are the implications for public health practice?The study established that the prevalence of air pollution,along with its specific components,has been recognized as a novel risk factor affecting the balance of sex hormones.

关键词： pollution Particulate primarily

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