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The crucial role of soil moisture in the evolution of forest cover in Asia since the Last Glacial Maximum

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The Innovation 2024年第3期5卷 9-10页

作者： Ying cheng Hongyan liu School of Geography and Tourism Shaanxi Normal UniversityXi’an 710119China College of Urban and Environmental Sciences and MOE Laboratory for Earth Surface Processes Peking UniversityBeijing 100871China

Forest cover plays a pivotal role in facilitating ecosystem services and climate *** recent decades,much concern has been raised regarding the extent to which forest cover tracks past climate *** at different spatiotemporal scales have revealed significant temporal lags,ranging from decades to millennia,with no consensus reached on this issue.

关键词： forest soil Forest

Molecular insights into self-incompatibility systems:From evolution to breeding

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Plant Communications 2024年第2期5卷 23-45页

作者： Diyang Zhang Yuan-Yuan Li Xuewei Zhao Cuili Zhang Ding-Kun liu Siren Lan Weilun Yin Zhong-Jian liu Key Laboratory of National Forestry and Grassland Administration for Orchid Conservation and Utilization Fujian Agriculture and Forestry UniversityFuzhou 350002China College of Forestry Fujian Agriculture and Forestry UniversityFuzhou 350002China College of Biological Sciences and Technology Beijing Forestry UniversityBeijing 100083China

Plants have evolved diverse self-incompatibility(SI)systems for *** Darwin’s time,consid-erable progress has been made toward elucidating this unrivaled reproductive *** advances in interdisciplinary studies and applications of biotechnology have given rise to major break-throughs in understanding the molecular pathways that lead to SI,particularly the strikingly different SI mechanisms that operate in Solanaceae,Papaveraceae,Brassicaceae,and *** best-un-derstood SI systems,together with discoveries in other"nonmodel"SI taxa such as Poaceae,suggest a complex evolutionary trajectory of SI,with multiple independent origins and frequent and irreversible *** exploration of self-/nonself-discrimination signaling cascades has revealed a compre-hensive catalog of male and female identity genes and modifier factors that control *** also enable the characterization,validation,and manipulation of SI-related factors for crop improvement,helping to address the challenges associated with development of inbred ***,we review current knowledge about the evolution of SI systems,summarize key achievements in the molecular basis of pol-len‒pistil interactions,discuss potential prospects for breeding of SI crops,and raise several unresolved questions that require further investigation.

关键词： self-incompatibility S-RNase evolution genome editing crop improvement

Distinguished biological adaptation architecture aggravated population differentiation of Tibeto-Burman-speaking people

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Journal of Genetics and Genomics 2024年第5期51卷 517-530页

作者： Yuntao Sun Mengge Wang Qiuxia Sun Yan liu Shuhan Duan Zhiyong Wang Yunyu Zhou Jun Zhong Yuguo Huang Xinyu Huang Qingxin Yang Xiangping Li Haoran Su Yan Cai Xiucheng Jiang Jing chen Jiangwei Yan Shengjie Nie Liping Hu Junbao Yang Renkuan Tang Chuan-Chao Wang Chao liu Xiaohui Deng Libing Yun Guanglin He West China School of Basic Science&Forensic Medicine Sichuan UniversityChengduSichuan 610041China Institute of Rare Diseases West China Hospital of Sichuan UniversitySichuan UniversityChengduSichuan 610000China Center for Archaeological Science Sichuan UniversityChengduSichuan 610000China Faculty of Forensic Medicine Zhongshan School of MedicineSun Yat-sen UniversityGuangzhouGuangdong 510275China Guangzhou Forensic Science Institute GuangzhouGuangdong 510055China Department of Forensic Medicine College of Basic MedicineChongqing Medical UniversityChongqing 400331China School of Clinical Medical Sciences North Sichuan Medical CollegeNanchongSichuan 637100China School of Basic Medical Sciences North Sichuan Medical CollegeNanchongSichuan 637100China School of Forensic Medicine Kunming Medical UniversityKunmingYunnan 650500China School of Stomatology North Sichuan Medical CollegeNanchongSichuan 637100China Department of Medical Laboratory North Sichuan Medical CollegeNanchongSichuan 637007China School of Life Sciences Xiamen UniversityXiamenFujian 361005China Anti-Drug Technology Center of Guangdong Province GuangzhouGuangdong 510230China School of Forensic Medicine Shanxi Medical UniversityJinzhongShanxi030600China

Tibeto-Burman(TB)people have endeavored to adapt to the hypoxic,cold,and high-UV high-altitude environments in the Tibetan Plateau and complex disease exposures in lowland rainforests since the late Paleolithic ***,the full landscape of genetic history and biological adaptation of geographically diverse TB-speaking people,as well as their interaction mechanism,remain ***,we generate a whole-genome meta-database of 500 individuals from 39 TB-speaking populations and present a comprehensive landscape of genetic diversity,admixture history,and differentiated adaptative features of geographically different TB-speaking *** identify genetic differentiation related to geography and language among TB-speaking people,consistent with their differentiated admixture process with incoming or indigenous ancestral source populations.A robust genetic connection between the Tibetan-Yi corridor and the ancient Yellow River people supports their Northern China origin *** finally report substructure-related differentiated biological adaptative signatures between highland Tibetans and Loloish *** signatures associated with the physical pigmentation(EDAR and SLC24A5)and metabolism(ALDH9A1)are identified in Loloish people,which differed from the high-altitude adaptative genetic architecture in ***-related genomic resources provide new insights into the genetic basis of biological adaptation and better reference for the anthropologically informed sampling design in biomedical and genomic cohort research.

关键词： Tibeto-Burman people Genetic profile Natural selection Genetic diversity Biological adaptation

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Bone Research 2024年第1期12卷 122-136页

作者： Nan-Yu Zou Ran liu Mei Huang Yu-Rui Jiao Jie Wei Yangzi Jiang Wen-Zhen He Min Huang Yi-Li Xu Ling liu Yu-chen Sun Mi Yang Qi Guo Yan Huang Tian Su Ye Xiao Wei-Shan Wang Chao Zeng Guang-Hua Lei Xiang-Hang Luo Chang-Jun Li Department of Endocrinology Endocrinology Research CenterXiangya Hospital of Central South UniversityChangshaHunan 410008China Department of Orthopaedics Xiangya Hospital of Central South UniversityChangshaHunan 410008China Department of Epidemiology and Health Statistics Xiangya School of Public HealthCentral South UniversityChangshaChina Hunan Key Laboratory of Joint Degeneration and Injury ChangshaHunan 410008China Key Laboratory of Aging-related Bone and Joint Diseases Prevention and Treatment Ministry of EducationXiangya HospitalCentral South UniversityChangshaChina School of Biomedical Sciences Institute for Tissue Engineering and Regenerative MedicineFaculty of MedicineThe Chinese University of Hong KongHong Kong SARChina Department of Orthopaedics The First Affiliated Hospital of Shihezi UniversityShiheziXinjiangChina National Clinical Research Center for Geriatric Disorders Xiangya HospitalCentral South UniversityChangshaHunan 410008China

Skeletal stem/progenitor cell(SSPC)senescence is a major cause of decreased bone regenerative potential with aging,but the causes of SSPC senescence remain *** this study,we revealed that macrophages in calluses secrete prosenescent factors,including grancalcin(GCA),during aging,which triggers SSPC senescence and impairs fracture *** injection of human rGCA in young mice induced SSPC senescence and delayed fracture *** deletion of Gca in monocytes/macrophages was sufficient to rejuvenate fracture repair in aged mice and alleviate SSPC ***,GCA binds to the plexin-B2 receptor and activates Arg2-mediated mitochondrial dysfunction,resulting in cellular *** of Plxnb2 in SSPCs impaired fracture *** of GCA-neutralizing antibody enhanced fracture healing in aged ***,our study revealed that senescent macrophages within calluses secrete GCA to trigger SSPC secondary senescence,and GCA neutralization represents a promising therapy for nonunion or delayed union in elderly individuals.

关键词： healing union senescence

Global Phase Portraits of Uniform Isochronous Centers System of Degree Six with Polynomial Commutator

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Acta Mathematicae Applicatae Sinica 2024年第3期40卷 577-599页

作者： Li-na GUO Ai-yong chen Shuai-feng ZHAO School of Mathematics and Statistics Henan University of Science and TechnologyLuoyang 471023China Department of Mathematics Hunan First Normal UniversityChangsha 410205China School of Mechatronics Engineering Henan University of Science and TechnologyLuoyang 471023China

This paper studies the global phase portraits of uniform isochronous centers system of degree six with polynomial *** systems have the form x=-y+xf(x,y),y=x+yf(x,y),where f(x,y)=a_(1)x+a_(2)xy+a_(3)xy^(2)+a_(4)xy^(3)+a_(5)xy^(4)=xσ(y),and any zero of 1+a_(1)y+a_(2)y^(2)+a_(3)y^(3)+a_(4)y^(4)+a_(5)y^(5),y=y is an invariant straight *** last,all global phase portraits are drawn on the Poincare disk.

关键词： global phase portraits uniform isochronous center polynomial commutator invariant straight lines

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黑龙江省能源碳排放核算及驱动因素分析

中国环境科学 2024年第7期44卷 4117-4126页

作者：刘浩东邱微陈爽哈尔滨工业大学环境学院城市水资源与水环境国家重点实验室黑龙江哈尔滨150090

基于联合国政府间气候变化委员会的方法,核算了黑龙江省2005~2020年能源消费的碳排放,借助LMDI分解模型、STIRPAT模型深入剖析了能源碳排放与经济、人口等驱动因素的关系,并进行情景模拟,探寻黑龙江省未来发展的合理途径.根据LMDI因素... 详细信息

基于联合国政府间气候变化委员会的方法,核算了黑龙江省2005~2020年能源消费的碳排放,借助LMDI分解模型、STIRPAT模型深入剖析了能源碳排放与经济、人口等驱动因素的关系,并进行情景模拟,探寻黑龙江省未来发展的合理途径.根据LMDI因素分解结果,各驱动因素对能源碳排放的累计效应中经济水平效应最大;由STIRPAT模型以及情景模拟分析可得,四种情境中综合情景为最优情景.最后,根据“双碳”目标以及研究结果,对相关的调控策略给出建议.

关键词：碳排放能源消费因素分解情景模拟

Anesthesia,Anesthetics,and Postoperative Cognitive Dysfunction in Elderly Patients

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Current Medical Science 2024年第2期44卷 291-297页

作者： Hong-yu ZHU Jian-li YAN Min ZHANG Tian-yun XU chen chen Zhi-lin WU Department of Anesthesiology Linhe District People's HospitalBayannur 015000China Department of Neurosurgery Xinzhou District People's HospitalWuhan 430408China Department of Anesthesiology Union HospitalTongji Medical CollegeHuazhong University of Science and TechnologyWuhan 430022China

Postoperative cognitive dysfunction(POCD)remains a major issue that worsens the prognosis of elderly surgery *** article reviews the current research on the effect of different anesthesia methods and commonly utilized anesthetics on the incidence of POCD in elderly patients,aiming to provide an understanding of the underlying mechanisms contributing to this condition and facilitate the development of more reasonable anesthesia protocols,ultimately reducing the incidence of POCD in elderly surgery patients.

关键词： anesthesia anesthetics postoperative cognitive dysfunction elderly patients

Co-influence of the start of thermal growing season and precipitation on vegetation spring green-up on the Tibetan Plateau

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Advances in Climate Change Research 2024年第2期15卷 327-337页

作者： chen-Peng WANG Meng-Tian HUANG Pan-Mao ZHAI State Key Laboratory of Severe Weather and Institute of Global Change and Polar Meteorology Chinese Academy of Meteorological SciencesBeijing 100081China University of Chinese Academy of Sciences Beijing 100049China

The climate in the Tibetan Plateau(TP)has undergone significant change in recent decades,mainly in thermal and water conditions,which plays a crucial role in phenological changes in vegetation spring ***,how the start of the thermal growing season(SOS-T)and the start of the rainy season(SORS)as key climatic factors affect vegetation green-up remains *** that these factors characterize thermal and water conditions required for vegetation green-up,this study investigated changes in the SOS-T and SORS from 1961 to 2022,using observation-based datasets with long time *** found that the SOS-T and SORS have advanced across the TP in 1961-2022 and have shown a spatial pattern of advancement in the east and delay in the west in ***,the co-effect of temperature and precipitation change on the start of vegetation growing season(SOS-V)in 2000-2022 was *** across TP,the SOS-V had an early onset of 1.3 d per decade during 2000-2022,corresponding to advanced SOS-T and ***,the SOS-V generally occurred nearly at the same time as the SOS-T in the high-altitude meadow region.A substantial delay in the SOS-V relative to the SOS-T was observed in the desert,shrub,grassland and forest regions and generally kept pace with the ***,for 50%of the vegetated regions on the TP,inter-annual variation in the delay in the SOS-V relative to the SOS-T was dominated by precipitation change,which was profound in warm-climate *** study highlights the co-regulation of precipitation and temperature change in the SOS-V in different vegetation cover regions in the TP,offering a scientific foundation for comprehending the impact of climate change and prospects for vegetation phenology on the TP.

关键词： Tibetan Plateau Start of growing season Temperature Precipitation Climate change

Six types of spin solitons in three-component Bose-Einstein condensates

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Communications in Theoretical Physics 2024年第6期76卷 57-65页

作者： Yu-Hao Wang Ling-Zheng Meng Li-chen Zhao School of Physics Northwest UniversityXi'an 710127China School of Science Xi'an Technological UniversityXi'an 710032China Peng Huanwu Center for Fundamental Theory Xi'an 710127China

Exact analytical solutions are good candidates for studying and explaining the dynamics of solitons in nonlinear *** further extend the region of existence of spin solitons in the nonlinearity coefficient space for the spin-1 Bose-Einstein *** types of spin soliton solutions can be obtained,and they exist in different *** analysis and numerical simulation results indicate that three types of spin solitons are stable against weak *** non-integrable properties of the model can induce shape oscillation and increase in speed after the collision between two spin *** results further enrich the soliton family for non-integrable models and can provide theoretical references for experimental studies.

关键词： Bose-Einstein condensate non-integrable spin soliton exact analytical solution