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| 1 | Mechanisms of activation and inhibition of Zika virus NS2B-NS3 protease显示文摘 | Xia Chen Kailin Yang Chen Wu Cheng Chen Can Hu Olga Buzovetsky Zefang Wang Xiaoyun Ji Yong Xiong Haitao Yang | 2016 | Cell Research2016,26,11: | 10 |
| 2 | Leak detection in pipelines by exclusively frequency domain method显示文摘A further development of exclusively inverse frequency domain method for leak detection in pipelines is presented and validated.The location and leakage can be determined by analyzing the difference of transient water head response between the simulated and measured data in frequency domain.The transient signals are generated by portion sharp closure of a valve from the small constant opening and it needs only a few meters of water.The discrete boundary conditions and observation data are both transformed in frequency domain by Laplace transform.Example in numerical simulation is studied for demonstration of this approach.The application of the method to an experimental pipeline confirms the analysis and illustrates successful detection of the single pipeline leak.The precalibration approach is presented to minimize the effect of data and model error and it splits the method into two parts.One uses data from a known state to fit the parameters of the model and the other uses data from the current state for the fitting of leak parameters using the now calibrated model.Some important practical parameters such as wave speed,friction in steady and unsteady state and the adaptability of the method are discussed.It was found that the nonlinearity errors associated with valve boundary condition could be prevented by consideration of the induced flow perturbation curve shape. | GUO XinLei YANG KaiLin GUO YongXin | 2012 | Science China(Technological Sciences)2012,55,3: | 8 |
| 3 | Whole-genome sequencing provides insights into the genetic diversity and domestication of bitter gourd(Momordica spp.)显示文摘Bitter gourd(Momordica charantia)is a popular cultivated vegetable in Asian and African countries.To reveal the characteristics of the genomic structure,evolutionary trajectory,and genetic basis underlying the domestication of bitter gourd,we performed whole-genome sequencing of the cultivar Dali-11 and the wild small-fruited line TR and resequencing of 187 bitter gourd germplasms from 16 countries.The major gene clusters(Bi clusters)for the biosynthesis of cucurbitane triterpenoids,which confer a bitter taste,are highly conserved in cucumber,melon,and watermelon.Comparative analysis among cucurbit genomes revealed that the Bi cluster involved in cucurbitane triterpenoid biosynthesis is absent in bitter gourd.Phylogenetic analysis revealed that the TR group,including 21 bitter gourd germplasms,may belong to a new species or subspecies independent from M.charantia.Furthermore,we found that the remaining 166 M.charantia germplasms are geographically differentiated,and we identified 710,412,and 290 candidate domestication genes in the South Asia,Southeast Asia,and China populations,respectively.This study provides new insights into bitter gourd genetic diversity and domestication and will facilitate the future genomics-enabled improvement of bitter gourd. | Junjie Cui Yan Yang Shaobo Luo Le Wang Rukui Huang Qingfang Wen Xiaoxia Han Nansheng Miao Jiaowen Cheng Ziji Liu Changyuan Zhang Chengcheng Feng Haisheng Zhu Jianwen Su Xinjian Wan Fang Hu Yu Niu Xiaoming Zheng Yulan Yang Dai Shan Zhensheng Dong Weiming He Narinder P.S.Dhillon Kailin Hu | 2020 | Horticulture Research2020,7,1: | 7 |
| 4 | Crystal structure of SARS-CoV-2 main protease in complex with protease inhibitor PF-07321332显示文摘Dear Editor,Since December 2019,the pandemic of coronavirus disease 2019(COVID-19)has taken a heavy toll on global health,creating an urgent need to develop effective strategies for prevention and treatment.The etiological agent,known as severe acute respiratory syndrome coronavirus 2(SARSCoV-2),has infected nearly 229.2 million people worldwide with more than 4.7 million deaths as of September 15,2021.Older age and preexisting health conditions are associated with worse clinical prognosis including higher mortality rates(Zhou et al.,2020).The global race to combat this pandemic has led to rapid deployment of numerous effective vaccines against SARS-CoV-2(Tregoning et al.,2021).However,the emergence of viral variants,including the Delta variant(B.1.617.2),compromised vaccine effectiveness with resurgence of SARS-CoV-2 infection among highly vaccinated population(Keehner et al.,2021).Therefore,development of therapeutics against the more conserved viral targets would be essential to contain the spread of COVID-19 and reduce mortality. | Yao Zhao Chao Fang Qi Zhang Ruxue Zhang Xiangbo Zhao Yinkai Duan Haofeng Wang Yan Zhu Lu Feng Jinyi Zhao Maolin Shao Xiuna Yang Leike Zhang Chao Peng Kailin Yang Dawei Ma Zihe Rao Haitao Yang | 2022 | Protein & Cell2022,13,9: | 6 |
| 5 | Combined remediation of DDT congeners and cadmium in soil by Sphingobacterium sp.D-6 and Sedum alfredii Hance显示文摘Combined pollution of 1,1,1-trichloro-2,2-bis (4-chlorophenyl) ethane (DDT) and cadmium (Cd) in agricultural soils is of great concern because they present serious risk to food security and human health.In order to develop a cost-effective and safe method for the removal of DDTs and Cd in soil,combined remediation of DDTs and Cd in soil by Sphingobacterium sp.D-6 and the hyperaccumulator,Sedum alfredii Hance was investigated.After treatment for 210 days,the degradation half-lives of DDTs in soils treated by strain D-6 decreased by 8.1% to 68.0% compared with those in the controls.The inoculation of strain D-6 into soil decreased the uptake of DDTs by pak choi and S.alfredii.The shoots/roots ratios of S.alfredii for the Cd accumulation ranged from 12.32 to 21.75.The Cd concentration in soil decreased to 65.8%-71.8% for S.alfredii treatment and 14.1%-58.2% for S.alfredii and strain D-6 combined treatment,respectively,compared with that in the control.The population size of the DDTs-degrading strain,Simpson index (1/D) and soil respiratory rate decreased in the early stage of treatment and then gradually increased,ultimately recovering to or exceeding the initial level.The results indicated that synchronous incorporation of strain D-6 and S.alfredii into soil was found to significantly (p 0.05) enhance the degradation of DDTs in soil and the hyperaccumulation of Cd in S.alfredii.It was concluded that strain D-6 and S.alfredii could be used successfully to control DDTs and Cd in contaminated soil. | Hua Fang Wei Zhou Zhengya Cao Feifan Tang Dandan Wang Kailin Liu Xiangwei Wu Xiao'e Yang Yongge Sun Yunlong Yu | 2012 | Journal of Environmental Sciences2012,24,6: | 5 |
| 6 | Chinese expert consensus on the management of chimeric antigen receptor T cell therapy-associated coagulopathy显示文摘Chimeric antigen receptor T-cell(CAR-T)therapy has greatly improved the disease remission rate and long-term survival rate of patients with relapsed/refractory hematological malignancies.[1-3]Currently,several commercial CAR-T products are available in the market and numerous CAR-T clinical trials have been conducted.Attention should be paid to the safety of CAR-T therapy.The main adverse effects of CAR-T therapy are cytokine release syndrome(CRS)and immune effector cell-associated neurotoxicity syndrome(ICANS).[4] | Heng Mei Fangping Chen Yue Han Ming Hou He Huang Xiaojun Huang Yuhua Li Aibin Liang Qifa Liu Ting Niu Jun Peng Wenbin Qian Yongping Song Jianxiang Wang Ying Wang Depei Wu Kailin Xu Linhua Yang Renchi Yang Lei Zhang Liansheng Zhang Xi Zhang Xiaohui Zhang Weili Zhao Weidong Han Yu Hu | 2022 | Chinese Medical Journal2022,,14: | 4 |
| 7 | High-throughput screening identifies established drugs as SARS-CoV-2 PLpro inhibitors显示文摘A new coronavirus(SARS-CoV-2)has been identified as the etiologic agent for the COVID-19 outbreak.Currently,effective treatment options remain very limited for this disease;therefore,there is an urgent need to identify new anti-COVID-19 agents.In this study,we screened over 6,000 compounds that included approved drugs,drug candidates in clinical trials,and pharmacologically active compounds to identify leads that target the SARS-CoV-2 papain-like protease(PLpro).Together with main protease(Mpro),PLpro is responsible for processing the viral replicase polyprotein into functional units.There-fore,it is an attractive target for antiviral drug develop-ment.Here we discovered four compounds,YM155,cryptotanshinone,tanshinone I and GRL0617 that inhibit SARS-CoV-2 PLpro with IC50 values ranging from 1.39 to 5.63 pmol/L.These compounds also exhibit strong antiviral activities in cell-based assays.YM155,an anti-cancer drug candidate in clinical trials,has the most potent antiviral activity with an EC50 value of 170 nmol/L.In addition,we have determined the crystal structures of this enzyme and its complex with YM155,revealing a unique binding mode.YM155 simultaneously targets three'hot'spots on PLpro,including the substrate-binding pocket,the interferon stimulating gene product 15(ISG15)binding site and zinc finger motif.Our results demonstrate the efficacy of this screening and repur-posing strategy,which has led to the discovery of new drug leads with clinical potential for COVID-19 treatments. | Yao Zhao Xiaoyu Du Yinkai Duan Xiaoyan Pan Yifang Sun Tian You Lin Han Zhenming Jin Weijuan Shang Jing Yu Hangtian Guo Qianying Liu Yan Wu Chao Peng Jun Wang Chenghao Zhu Xiuna Yang Kailin Yang Ying Lei Luke W.Guddat Wenqing Xu Gengfu Xiao Lei Sun Leike Zhang Zihe Rao Haitao Yang | 2021 | Protein & Cell2021,12,11: | 4 |
| 8 | 27-Hydroxycholesterol-induced EndMT acts via STAT3 signaling to promote breast cancer cell migration by altering the tumor microenvironment显示文摘Objective:The endothelial to mesenchymal transition(EndMT)plays a major role in cancer metastasis by regulating the complexity of the tumor microenvironment(TME).Here,we investigated whether 27-hydroxycholesterol(27 HC)induces EndMT in endothelial cells(ECs).Methods:EndMT markers in the human microvascular endothelial cell-1(HMEC-1)cell line and human umbilical vein endothelial cells(HUVECs)stimulated with 27 HC were evaluated with Western blot.Epithelial to mesenchymal transition(EMT)markers in breast cancer(BC)cells cultured in conditioned medium were investigated with quantitative real time polymerase chain reaction(qRT-PCR).The MMP-2 and MMP-9 mRNA expression and activity were detected with qRT-PCR and gelatin zymography assays,respectively.The effect of activated STAT3 on 27 HC-induced EndMT was validated by Western blot,immunofluorescence staining,and cell transfection assays.The migration ability of BC cells was evaluated with Transwell assays.Results:We found that 27 HC induced EndMT in HMEC-1 and HUVECs,and 27 HC-induced EndMT facilitated EMT and BC cell migration.The 27 HC-induced EMT of BC cells also promoted EndMT and HUVEC migration.Investigation of the underlying molecular mechanisms revealed that STAT3 knockdown repressed EndMT in HUVECs as well as migration in BC cells induced with 27 HC.In addition,C646 and resveratrol,inhibitors of STAT3 acetylation,repressed the expression of Ac-STAT3,p-STAT3,and EndMT markers in HUVECs exposed to 27 HC;these HUVECs in turn attenuated the migration ability of BC cells in 27 HC-induced EndMT.Conclusions:Cross-talk between 27 HC-induced EndMT and EMT was observed in the TME.Moreover,activation of STAT3 signaling was found to be involved in 27 HC-induced EndMT. | Kailin Jiao Jing Zhen Maoxuan Wu Mengying Teng Keke Yang Qian Zhou Chunyan Hu Ming Zhou Yuan Li Zhong Li | 2020 | Cancer Biology & Medicine2020,17,1: | 3 |
| 9 | 2022 Chinese expert consensus and guidelines on clinical management of toxicity in anti-CD19 chimeric antigen receptor T-cell therapy for B-cell non-Hodgkin lymphoma显示文摘Adoptive cellular immunotherapy with chimeric antigen receptor(CAR)T cells has emerged as a novel modality for treating relapsed and/or refractory B-cell non-Hodgkin lymphoma(B-NHL).With increasing approval of CAR T-cell products and advances in CAR T cell therapy,CAR T cells are expected to be used in a growing number of cases.However,CAR T-cell-associated toxicities can be severe or even fatal,thus compromising the survival benefit from this therapy.Standardizing and studying the clinical management of these toxicities are imperative.In contrast to other hematological malignancies,such as acute lymphoblastic leukemia and multiple myeloma,anti-CD19 CAR T-cell-associated toxicities in B-NHL have several distinctive features,most notably local cytokine-release syndrome(CRS).However,previously published guidelines have provided few specific recommendations for the grading and management of toxicities associated with CAR T-cell treatment for B-NHL.Consequently,we developed this consensus for the prevention,recognition,and management of these toxicities,on the basis of published literature regarding the management of anti-CD19 CAR T-cell-associated toxicities and the clinical experience of multiple Chinese institutions.This consensus refines a grading system and classification of CRS in B-NHL and corresponding measures for CRS management,and delineates comprehensive principles and exploratory recommendations for managing anti-CD19 CAR T-cell-associated toxicities in addition to CRS. | Ping Li Yang Liu Yun Liang Jian Bo Sujun Gao Yongxian Hu Yu Hu He Huang Xiaojun Huang Hongmei Jing Xiaoyan Ke Jianyong Li Yuhua Li Qifa Liu Peihua Lu Heng Mei Ting Niu Yongping Song Yuqin Song Liping Su Sanfang Tu Jianxiang Wang Depei Wu Zhao Wang Kailin Xu Zhitao Ying Qingming Yang Yajing Zhang Fengxia Shi Bin Zhang Huilai Zhang Xi Zhang Mingfeng Zhao Weili Zhao Xiangyu Zhao Liang Huang Jun Zhu Wenbin Qian Weidong Han Aibin Liang | 2023 | Cancer Biology & Medicine2023,20,2: | 3 |
| 10 | Structural basis of Zika virus helicase in recognizing its substrates显示文摘Zika 的最近的爆炸爆发病毒(ZIKV ) 感染在南方和中美洲和加勒比海被报导了。与 ZIKV 感染联系的新生的头小畸型已经引起了国际担心的一种公共健康紧急情况。没有特定的疫苗或药当前是可得到的治疗 ZIKV 感染。ZIKV helicase,在病毒的 RNA 复制起一个枢轴的作用,是为治疗的一个吸引人的目标。我们决定了 ZIKV helicase-ATP-Mn 2+ 和 ZIKV helicase-RNA 的水晶结构。这是到 ATP 的任何 flavivirus helicase 界限的第一结构。有相关 flavivirus helicases 的比较证明了尽管在活跃地点的批评 P 环在不同种类之中有可变符合构造,认出 ATP/Mn 2+ 采用一个相同模式。ZIKV helicase-RNA 的结构表明了在 RNA 绑定之上,马达领域的旋转能引起重要 conformational 变化。惊人地,尽管 ZIKV 和登革热病毒(DENV ) apo-helicases 份额为 RNA 绑定保存了残余,他们在为 RNA 识别的不同单个模式的马达域旋转结果的不同礼貌。它建议 flavivirus helicases 能发展了一台保存引擎为 RNA 放松,而是不同马达领域旋转从 nucleoside triphosphate 把化学能变换成机械精力在可变 RNA 识别的结果适应单个病毒的复制的模式。 | Hongliang Tian Xiaoyun Ji Xiaoyun Yang Zhongxin Zhang zuoku Lu Kailin Yang Cheng Chen Qi Zhao Heng Chi Zhongyu Mu Wei Xie Zefang Wang Huiqiang Lou Haitao Yang Zihe Rao | 2016 | Protein & Cell2016,7,8: | 3 |
| 11 | Crucial control measures to contain China's first Delta variant outbreak显示文摘The SARS-C oV-2 B.1.617.2(Delta) variant flared up in late May in Guangzhou,China.Transmission characteristics of Delta variant were analysed for 153 confirmed cases and two complete transmission chains with seven generations were fully presented.A rapid transmission occurred in five generations within10 days.The basic reproduction number(R_0) was 3.60(95% confidence interval:2.50-5.30).After redefining the concept of close contact,the proportion of confirmed cases discovered from close contacts increased from 43% to 100%.With the usage of a yellow health code,the potential exposed individuals were self-motivated to take a nucleic acid test and regained public access with a negative testing result.Facing the massive requirement of screening,novel facilities like makeshift inflatable laboratories were promptly set up as a vital supplement and 17 cases were found,with 1 pre-symptomatic.The dynamic adjustment of these three interventions resulted in the decline of Rt from 5.00 to 1.00 within 9 days.By breaking the transmission chain and eliminating the transmission source through extending the scope of the close-contact tracing,health-code usage and mass testing,the Guangzhou D elta epidemic was effectively contained. | Lei Luo Zifeng Yang Jingyi Liang Yu Ma Hui Wang Chitin Hon Mei Jiang Zhengshi Lin Wenda Guan Zhitong Mai Yongming Li Kailin Mai Zhiqi Zeng Chuanmeizi Tu Jian Song Bin Liu Yong Liu Jianfeng He Huiyuan Li Bosheng Li Hang Dong Yutian Miao Shujun Fan Lirui Fan Xingyi Liang Ke Li Chun Chen Huihong Deng Zhicong Yang Nanshan Zhong | 2022 | National Science Review2022,9,4: | 2 |
| 12 | Introducing Degree Days to Building Thermal Climatic Zoning in China显示文摘Building thermal climatic zoning is a key issue in building energy efficiency.Heating degree days(HDD) and cooling degree days(CDD) are often employed as indexes to represent the heating and cooling energy demand in climatic zoning.However,only using degree days may oversimplify the climatic zoning in regions with complex climatic conditions.In the present study,the application of degree days to current building thermal climatic zoning in China was assessed based on performance simulations.To investigate the key indexes for thermal climatic zoning,the climate characteristics of typical cities were analyzed and the relationships between the climate indexes and heating/cooling demand were obtained.The results reveal that the annual cumulative heating load had a linear correlation with HDD 18 only in regions with small differences in altitude.Therefore,HDD is unsuitable for representing the heating demand in regions with large differences in altitude.A comprehensive index(winter climatic severity index) should be employed instead of HDD,or complementary indexes(daily global solar radiation or altitude) could be used to further divide climate zones.In the current official climatic zoning,the base temperature of 26℃ for CDD is excessively high.The appropriate base temperature range is 18℃ to 22℃.This study provides a reference for selecting indexes to improve thermal climatic zoning in regions with similar climates. | LIU Yan WEN Zeqiu LYU Kailin YANG Liu LIU Jiaping DONG Hong GAO Qinglong | 2023 | Journal of Thermal Science2023,32,3: | 1 |
| 13 | Pathway-pathway network-based study of the therapeutic mechanisms by which salvianolic acid B regulates cardiovascular diseases显示文摘Investigation of the potential therapeutic mechanisms of drug candidates is an essential step in the process of new drug discovery.With the rapid development of systems biology,recent network analyses of proteins,drugs,and diseases have enabled great progress in delineating the molecule mechanisms of drug candidates.However,most analyses perform a direct association between gene/protein and disease levels without considering the intermediate biological pathways regulated by the drugs.Given that a protein performs its biological roles through pathways,we propose using a novel pathway-pathway network analysis to investigate the potential therapeutic functions of the drug candidates.Many studies have demonstrated that salvianolic acid B(SalB) of Salvia miltiorrhiza is an effective therapy for cardiovascular diseases(CVD).Using molecular docking methods to identify direct interacting targets of Sal B,we collected all Sal B-regulated proteins with supporting experimental evidence in PubMed abstracts.FDA-approved CVD drugs and their corresponding targets were also collected.From a traditional drug-protein network analysis,we found that Sal B could affect ACE and REN of the renin-angiotensin-aldosterone system to relax vessels and alleviate hypertension.Subsequent pathway-pathway network analysis was attempted to study the mechanisms of Sal B in treating CVD,and demonstrated that Sal B regulates immunity/inflammation,apoptosis,ion transport and basic metabolism processes in the treatment of CVD.Regulating the immune/inflammation process may be the major mechanism of Sal B.We believe that pathwaypathway network analysis is a novel method for studying the therapeutic mechanisms of herbal ingredients. | YE Li HE Yuan YE Hao LIU XuePing YANG LinLin CAO ZhiWei TANG KaiLin | 2012 | Chinese Science Bulletin2012,57,14: | 1 |
| 14 | Database GMDD: a database of GMO detection methods显示文摘 | DONG Wei YANG Litao SHEN Kailin | 2008 | BMC Bioinform2008,9,: | 1 |
| 15 | Developmental Exposure to Bisphenol A Degrades Auditory Cortical Processing in Rats显示文摘Developmental exposure to bisphenol A(BPA),an endocrine-disrupting contaminant,impairs cognitive function in both animals and humans.However,whether BPA affects the development of primary sensory systems,which are the first to mature in the cortex,remains largely unclear.Using the rat as a model,we aimed to record the physiological and structural changes in the primary auditory cortex(A1)following lactational BPA exposure and their possible effects on behavioral outcomes.We found that BPA-exposed rats showed significant behavioral impairments when performing a sound temporal rate discrimination test.A significant alteration in spectral and temporal processing was also recorded in their A1,manifested as degraded frequency selectivity and diminished stimulus rate-following by neurons.These post-exposure effects were accompanied by changes in the density and maturity of dendritic spines in A1.Our findings demonstrated developmental impacts of BPA on auditory cortical processing and auditory-related discrimination,particularly in the temporal domain.Thus,the health implications for humans associated with early exposure to endocrine disruptors such as BPA merit more careful examination. | Binliang Tang Kailin Li Yuan Cheng Guimin Zhang Pengying An Yutian Sun Yue Fang Hui Liu Yang Shen Yifan Zhang Ye Shan E´tienne de Villers-Sidani Xiaoming Zhou | 2022 | Neuroscience Bulletin2022,38,11: | 0 |
| 16 | Structural insight into the Zika virus capsid encapsulating the viral genome显示文摘 | Ting Li Qi Zhao Xiaoyun Yang Cheng Chen Kailin Yang Chen Wu Tianqing Zhang Yinkai Duan Xiaoyu Xue Kaixia Mi Xiaoyun Ji Zefang Wang Haitao Yang | 2018 | Cell Research2018,28,4: | 0 |
| 17 | Efficient oxygen electrocatalysts with highly-exposed Co-N4 active sites on N-doped graphene-like hierarchically porous carbon nanosheets enhancing the performance of rechargeable Zn-air batteries显示文摘Designing bifunctional oxygen electrocatalysts with high activity,lasting stability,and low-cost for rechargeable zinc-air batteries(RZABs)is a tough challenge.Herein,an advanced electrocatalyst is prepared by anchoring atomically dispersed Co atoms on Ndoped graphene-like hierarchically porous carbon nanosheets(SA-Co-N4-GCs)and thereby forming Co-N4-C architecture.Its unique structure with excellent conductivity,large surface area,and three dimensional(3D)interconnected hierarchically porous architecture exposes not only more Co-N4 active sites to accelerate the kinetics of both oxygen reduction reaction(ORR)and oxygen evolution reaction(OER),but also provides an efficient charge/mass transport environment to reduce diffusion barrier.Consequently,SA-Co-N4-GCs exhibits excellent ORR/OER bifunctional activities and durability,surpassing noble-metal catalysts.Liquid RZABs using SA-Co-N4-GCs cathodes display a high open-circuit voltage of 1.51 V,a remarkable power density of 149.3 mW·cm−2,as well as excellent stability and rechargeability with faint increase in polarization even at a large depth of charge–discharge cycle with 16 h per cycle over an entire 600 h long-term test.Moreover,flexible quasi-solid-state RZABs with SA-Co-N4-GCs cathodes also deliver a considerable power density of 124.5 mW·cm−2,which is even higher than that of liquid batteries using noble-metal catalysts.This work has thrown new insight into development of high-performance and low-cost electrocatalysts for energy conversion and storage. | Nengfei Yu Hui Chen Jingbiao Kuang Kailin Bao Wei Yan Jilei Ye Zhongtang Yang Qinghong Huang Yuping Wu Shigang Sun | 2022 | Nano Research2022,15,8: | 0 |
| 18 | System identification of channel roughness for Mid-Route Project of South-to-North Water Diversion显示文摘This paper presents a new method for the system identification of the channel roughness for the water diversion projects. According to the principle of hydraulics,the function relationship among channel roughness n, roughness height k s and hydraulic radius R is established,and then a linear model is deduced by means of the mathematical transformation to make use of the least square method for identification. Finally,based on the prototype observation data from the South-to-North Water Diversion Project and considering the influence of channel lengths,cross-section shapes and bottom slopes,etc,a universal formula is obtained for calculation of channel roughness by the system identification. | Yang Kailin Wang Yisen | 2013 | Engineering Sciences2013,11,6: | 0 |
| 19 | A positive feedback regulation of SnRK1 signaling by autophagy in plants显示文摘SnRK1,an evolutionarily conserved heterotrimeric kinase complex that acts as a key metabolic sensor in maintaining energy homeostasis in plants,is an important upstream activator of autophagy that serves as a cellular degradation mechanism for the healthy growth of plants.However,whether and how the autophagy pathway is involved in regulating SnRK1 activity remains unknown.In this study,we identified a clade of plant-specific and mitochondria-localized Fcs-like zinc finger(FLZ)proteins as currently unknown ATG8-interacting partners that actively inhibit SnRK1 signaling by repressing the T-loop phosphorylation of the catalyticαsubunits of SnRK1,thereby negatively modulating autophagy and plant tolerance to energy deprivation caused by long-term carbon starvation.Interestingly,these AtFLZs are transcriptionally repressed by low-energy stress,and AtFLZ proteins undergo a selective autophagy-dependent pathway to be delivered to the vacuole for degradation,thereby constituting a positive feedback regulation to relieve their repression of SnRK1 signaling.Bioinformatic analyses show that the ATG8-FLZ-SnRK1 regulatory axis first appears in gymnosperms and seems to be highly conserved during the evolution of seed plants.Consistent with this,depletion of ATG8-interacting ZmFLZ14 confers enhanced tolerance,whereas overexpression of ZmFLZ14 leads to reduced tolerance to energy deprivation in maize.Collectively,our study reveals a previously unknown mechanism by which autophagy contributes to the positive feedback regulation of SnRK1 signaling,thereby enabling plants to better adapt to stressful environments. | Chao Yang Xibao Li Lianming Yang Shunquan Chen Jun Liao Kailin Li Jun Zhou Wenjin Shen Xiaohong Zhuang Mingyi Bai Diane CBassham Caiji Gao | 2023 | Molecular Plant2023,16,7: | 0 |
| 20 | Can the ASHRAE Standard 169 zoning method be applied to country-level energy-efficient building design in China?显示文摘In current building thermal climate design zones of China,the zoning indicators only include temperature elements without considering the regional difference of air humidity.Therefore,building thermal design strategies in continental climate zone with low relative humidity and marine climate zone with high relative humidity cannot be distinguished by the current building thermal zoning standards.ASHRAE Standard 169 proposes dual definitions for moisture and thermal climate zones,and this method can be extended to the world,including the so-called“China Climate Zones Map”.However,the moisture climate zoning criterion is unsuitable for China’s climate characteristics after climate analysis and building performance evaluation.In present work,a novel building moisture climate zoning method is proposed.The bioclimatic chart was utilized for extracting the outline of building climate through the Gaussian KDE method.Hence,the building moisture climate was classified,the zoning indicator was obtained,and a country-level climate zones map for China was established.The results indicated that the global information matrix served as a helpful guide and reference for planning at the national level.Annual precipitation could be used as a zoning indicator to accurately reflect the regional differences of building moisture climate in China.The approach can provide new thoughts for improving the climate zoning system in current energy-efficient building design standards of China to assist the ultra-low energy consumption target. | Shangyu Wang Liu Yang Xiangxin Meng Kailin Lyu Qimeng Cao Yan Liu | 2023 | Building Simulation2023,16,7: | 0 |