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| 1 | Responses of ephemeral plant germination and growth to water and heat conditions in the southern part of Gurbantunggut Desert显示文摘在 Gurbantunggut 沙漠的南部的部分的短暂植物系统地从 2002 ~ 2004 被监视,气象学的数据和土壤潮湿在一样的时期期间被分析。结果证明短暂植物萌芽和生长对水和热状况的变化敏感。超过 0 的每日的温度的时间 ????????? | WANG Xueqing JIANG Jin WANG Yuanchao LUO Weilin SONG Chunwu CHEN Junjie | 2006 | Chinese Science Bulletin2006,51,A01: | 19 |
| 2 | A Novel Chloroplast-Localized Pentatricopeptide Repeat Protein Involved in Splicing Affects Chloroplast Development and Abiotic Stress Response in Rice显示文摘Pentatricopeptide 重复(PPR ) 蛋白质在更高的植物包括一个大家庭并且在 organellar RNA 新陈代谢的各种各样的方面调制 organellar 基因表示 byparticipating。在米饭,家庭包含他们的功能仍然是的 477 个成员,和 majorityof 不清楚。在这研究,我们孤立并且描绘米饭变异的、白条纹叶(wsl ) ,它在开发早的显示萎黄病有条纹或刻痕之状态。基于地图的克隆表明 WSL 编码指向叶绿体的最新识别的米饭 PPR 蛋白质。在 wsl 异种,锐气依赖者质体基因表示是显著地下面调整的,并且质体 rRNAs 和翻译 productsaccumulate 到很底层。一致地与观察, wsl 在叶绿体抄本 rpl2 拼接显示出一个强壮的缺点,在异种导致异常抄本累积和它的产品减小。wsl 显示出提高的敏感到骆驼毛的织物,咸度,和糖,并且它积累更多的 H 2 O 2 比野类型。这些结果建议减少的翻译效率可以影响异种的反应到 abioticstress.Key 词: | Junjie Tan Zhenhua Tan Fuqing Wu Peike Sheng Yueqin Heng Xinhua Wang Yulong Ren Jiulin Wang Xiuping Guo Xin Zhang Zhijun Cheng Ling Jiang Xuanming Liu Haiyang Wang Jianmin Wan | 2014 | Molecular Plant2014,7,8: | 15 |
| 3 | Direct differentiation of atrial and ventricular myocytes from human embryonic stem cells by alternating retinoid signals显示文摘尽管 myocyte 房间移植研究为心肌的梗塞建议了一个有希望的治疗学的潜力,到为心肌的修理的临床的治疗的发展的一个主要障碍是与为移植获得相对同类的室的 myocytes 联系的困难。人的胚胎的干细胞(hESCs ) 是 cardiomyocytes 的有希望的来源。这里,我们报导发信号的 retinoid 在 hESCs 的心脏的区别期间调整 atrial 对室的 myocytes 的命运说明。我们发现少量和 pan-retinoic 酸受体对手 BMS-189453 (RAi ) 显著地增加了 hESCs 的心脏的区别效率。为了调查 retinoid,工作,我们把对待 Noggin+RAi 的文化与对待 Noggin+RA 的文化作比较。我们的结果证明室特定的基因 IRX-4 的表示层次极端地在对待 Noggin+RAi 的文化被提高。MLC-2V,另一个室特定的标记,在对待 Noggin+RAi 的文化,然而并非在对待 Noggin+RA 的文化的 cardiomyocytes 在 cardiomyocytes 的多数被表示。流动 cytometry 分析和 electrophysiological 研究与 64.7 | Qiangzhe Zhang Junjie Jiang Pengcheng Han Qi Yuan Jing Zhang Xiaoqian Zhang Yanyan Xu Henghua Cao Qingzhang Meng Li Chen Tian Tian Xin Wang Pu Li Jurgen Hescheler Guangju Ji Yue Ma | 2011 | Cell Research2011,21,4: | 10 |
| 4 | Effect of naringenin in Qianggu capsule on population pharmacokinetics in Chinese women with primary osteoporosis显示文摘OBJECTIVE:To characterize naringenin(NAR) population pharmacokinetics(PPK) in Chinese women with primary osteoporosis.METHODS:Ninety-eight female patients with primary osteoporosis from the Jingshan,Beixinqiao,Jiaodaokou,Chaoyangmen,and Donghuamen communities in Beijing,China,aged 40 to 80 years,received oral Qianggu capsules(250 mg).Blood samples were collected before and at 0.5,1,2,3,4,6,8,10,12,and 24 h after administration.The concentration of NAR in the blood samples was measured using high performance liquid chromatography-tandem mass spectrometry.PPK analyses were performed with nonlinear mixed-effect modeling software(version 7.1.2,PsN3.2.12).The clearance(C1),central distribution volume(V),absorption rate constant(Ka1),peripheral distribution volume(VII),and inter-compartmental clearance(CLII) were set as parameters and estimated by the base model,covariate model,and final model.Kidney-Yang deficiency[Shenyangxu(SYAX)]and liver-kidney-Yin deficiency(Ganshenyinxu) are patterns of symptoms in Traditional Chinese Medicine that were set as covariates,along with age,height,blood urea nitrogen,serum creatinine,alanine transaminase,aspartate transaminase,and hyperlipidemia.Both stepwise forward and backward procedures were accomplished to build models.The final model was evaluated by internal and external validation,visual predictive check,bootstrap,and leverage analysis.RESULTS:A one compartment open model with first order degradation was the best fitted to the concentration-time profiles following oral administration of NAR.The mean of population parameters of the final model,C1,SYAX on C1,V,Ka1,CLII,and VII,were measured to be 37.6 L/h,0.427 L,123 L/h,0.12/h,0.3056,and 1.446,respectively.Inter-individual variability was estimated and SYAX was identified as a significant covariate.CONCLUSION:The population pharmacokinetic model described in this study could effectively characterize the pharmacokinetic profile of NAR following administration of a single dose of oral Qianggu capsules in Chinese women with primary osteoporosis.Among the tested covariates,only SYAX was a significant factor. | Wang Jiannong Jiang Junjie Xie Yanming Wei Xu Li Jianpeng Duan Jingli Xiong Xin | 2015 | Journal of Traditional Chinese Medicine2015,35,2: | 9 |
| 5 | Identification and characterization of rice blast resistance gene Pid4 by a combination of transcriptomic profiling and genome analysis显示文摘Map-based cloning of plant disease resistance (R) genes is time-consuming. Here, we reported the isolation of blast R gene Pid4 using comparative transcriptomic profiling and genome-wide sequence analysis. Pid4 encodes a coiled-coil nucleotide-binding site leucine-rich repeat(CC-NBS-LRR) protein and is constitutively expressed at diverse developmental stages in the rice variety Digu. The Pid4 protein is localized in both the nucleus and cytoplasm. Introduction of Pid4 into susceptible rice cultivars confers race-specific resistance to leaf and neck blast. Amino acid sequence comparison and blast resistance spectrum tests showed that Pid4 is a novel R gene, different from the previously reported R genes located in the same gene cluster. A Pid4 Indel marker was developed to facilitate the identification of Pid4 in different rice varieties. We demonstrated that a plant R gene can be quickly isolated using transcriptomic profiling coupled with genome-wide sequence analysis. | Zhixiong Chen Wen Zhao Xiaobo Zhu Chengdong Zou Junjie Yin Mawsheng Chern Xiaogang Zhou Heng Ying Xin Jiang Yongzhen Li Haicheng Liao Mengping Cheng Weitao Li Min He Jing Wang Jichun Wang Bingtian Ma Jirui Wang Shigui Li Lihuang Zhu Xuewei Chen | 2018 | Journal of Genetics and Genomics2018,45,12: | 7 |
| 6 | PGE2 activates EP4 in subchondral bone osteoclasts to regulate osteoarthritis显示文摘Prostaglandin E2(PGE2), a major cyclooxygenase-2(COX-2) product, is highly secreted by the osteoblast lineage in the subchondral bone tissue of osteoarthritis(OA) patients. However, NSAIDs, including COX-2 inhibitors, have severe side effects during OA treatment. Therefore, the identification of novel drug targets of PGE2 signaling in OA progression is urgently needed. Osteoclasts play a critical role in subchondral bone homeostasis and OA-related pain. However, the mechanisms by which PGE2 regulates osteoclast function and subsequently subchondral bone homeostasis are largely unknown. Here, we show that PGE2 acts via EP4 receptors on osteoclasts during the progression of OA and OA-related pain. Our data show that while PGE2 mediates migration and osteoclastogenesis via its EP2 and EP4 receptors, tissue-specific knockout of only the EP4 receptor in osteoclasts(EP4 Lys M) reduced disease progression and osteophyte formation in a murine model of OA. Furthermore, OA-related pain was alleviated in the EP4 Lys M mice, with reduced Netrin-1 secretion and CGRP-positive sensory innervation of the subchondral bone. The expression of plateletderived growth factor-BB(PDGF-BB) was also lower in the EP4 Lys Mmice, which resulted in reduced type H blood vessel formation in subchondral bone. Importantly, we identified a novel potent EP4 antagonist, HL-43, which showed in vitro and in vivo effects consistent with those observed in the EP4 Lys Mmice. Finally, we showed that the Gαs/PI3 K/AKT/MAPK signaling pathway is downstream of EP4 activation via PGE2 in osteoclasts. Together, our data demonstrate that PGE2/EP4 signaling in osteoclasts mediates angiogenesis and sensory neuron innervation in subchondral bone, promoting OA progression and pain, and that inhibition of EP4 with HL-43 has therapeutic potential in OA. | Wenhao Jiang Yunyun Jin Shiwei Zhang Yi Ding Konglin Huo Junjie Yang Lei Zhao Baoning Nian Tao PZhong Weiqiang Lu Hankun Zhang Xu Cao Karan Mehul Shah Ning Wang Mingyao Liu Jian Luo | 2022 | Bone Research2022,10,2: | 7 |
| 7 | A novel xeno-free and feeder-cell-free system for human pluripotent stem cell culture显示文摘While human induced pluripotent stem cells(hiPSCs)have promising applications in regenerative medicine,most of the hiPSC lines available today are not suitable for clinical applications due to contamination with nonhuman materials,such as sialic acid,and potential pathogens from animal-product-containing cell culture systems.Although several xeno-free cell culture systems have been established recently,their use of human fibroblasts as feeders reduces the clinical potential of hiPSCs due to batch-to-batch variation in the feeders and time-consuming preparation processes.In this study,we have developed a xeno-free and feeder-cell-free human embryonic stem cell(hESC)/hiPSC culture system using human plasma and human placenta extracts.The system maintains the self-renewing capacity and pluripotency of hESCs for more than 40 passages.Human iPSCs were also derived from human dermal fibroblasts using this culture system by overexpressing three transcription factors—Oct4,Sox2 and Nanog.The culture system developed here is inexpensive and suitable for large scale production. | Qihui Wang Xiaoning Mou Henghua Cao Qingzhang Meng Yanni Ma Pengcheng Han Junjie Jiang Hao Zhang Yue Ma | 2012 | Protein & Cell2012,3,1: | 6 |
| 8 | Sediment transportation and bed morphology reshaping in Yellow River Delta显示文摘The Yellow River Delta supports the ecological function as a typical estuarine foreshore wetland. The wetland area is changing greatly every year because of sediment deposition and erosion, which influences the wetland function tremendously. Application of environmental fluid dynamics code (EFDC) to the Yellow River Delta is on the basis of the mobile bed dynamic model and wetting-drying process. Careful calibration is carried out for the numerical model which is set up for the Yellow River Delta, the sediment transport process of the model is compatible to the Yellow River situation. The simulated bed elevation by considering the sediment deposition in the Mouth is particularly focused on, the numerical results are in agreement with the measured bed morphology within 1992 2000. Simulation in this paper indicates that most of the sediment deposited just out of the Mouth which makes the mouth move forward into the sea 2.5 km per year. This paper presents good results in simulation of varying sediment deposition and provides further methods to predict the future morphology and area of the Yellow River Delta. | KONG QingRong JIANG ChunBo QIN JunJie GUO Bin | 2009 | Science China(Technological Sciences)2009,52,11: | 6 |
| 9 | Multimetallic AuPd@Pd@Pt core-interlayer-shell icosahedral electrocatalysts for highly efficient oxygen reduction reaction显示文摘Incorporating Pt with core metals into Pt-based core-shell catalysts is regarded as a promising strategy to substantially enhance the catalytic properties towards oxygen reduction reaction(ORR) in fuel cells due to the synergetic effect between distinct metals. In this wok, ultrathin Pt skins with two atomic layers were epitaxially coated on as-prepared icosahedral Au_50Pd_50, Au_60Pd_40 and Au_66Pd_34 nanocrystal seeds,which are constructed with alloyed cores and Pd shells with different thickness. Through electron microscopic characterizations, Pd interlayers with tunable thickness of 3, 6, and 12 atomic layers can be found in the Au_66Pd_34@Pt, Au_60 Pd_40@Pt and Au_50Pd_50@Pt icosahedra, respectively. These icosahedral Au Pd@Pd@Pt nanocrystals show substantially enhanced activities and durabilities in electrocatalytic measurements towards ORR compared to Au_75Pd_25@Pt icosahedra without Pd interlayer and commercial Pt/C catalysts. Specifically, Au_60Pd_40@Pt icosahedra with 6 atomically thick Pd interlayer display the best electrocatalytic performances, whose mass activities before and after durability tests of 50,000 cycles are11.6 and 30.2 times, respectively, as high as that of the commercial Pt/C. | Qingfeng Xu Wenlong Chen Yucong Yan Zhemin Wu Yi Jiang Junjie Li Ting Bian Hui Zhang Jianbo Wu Deren Yang | 2018 | Science Bulletin2018,63,8: | 5 |
| 10 | High resolution range profile analysis based on multicarrier phase-coded waveforms of OFDM radar显示文摘Orthogonal frequency division multiplexing(OFDM) radar with multicarrier phase-coded waveforms has been recently introduced to achieve high range resolution.The conventional method for obtaining the high resolution range profile(HRRP) is based on matched filters.A method of synthesizing HRRP based on the fast Fourier transform(FFT) and decoding is proposed.The mathematical expressions of HRRP are derived by assuming an elementary scenario of point-scattering targets.Based on the characteristic of OFDM multicarrier signals,it mainly analyzes the influence on HRRP exerted by several factors,such as velocity compensation errors,the sampling frequency offset,and so on.The conclusions are significant for the design of the OFDM imaging radar.Finally,the simulation results demonstrate the validity of the conclusions. | Kai Huo Bin Deng Yongxiang Liu Weidong Jiang Junjie Mao | 2011 | Journal of Systems Engineering and Electronics2011,22,3: | 5 |
| 11 | CircRNA-SORE mediates sorafenib resistance in hepatocellular carcinoma by stabilizing YBX1显示文摘Sorafenib is the first-line chemotherapeutic therapy for advanced hepatocellular carcinoma(HCC).However,sorafenib resistance significantly limits its therapeutic efficacy,and the mechanisms underlying resistance have not been fully clarified.Here we report that a circular RNA,circRNA-SORE(a circular RNA upregulated in sorafenib-resistant HCC cells),plays a significant role in sorafenib resistance in HCC.We found that circRNA-SORE is upregulated in sorafenib-resistant HCC cells and depletion of circRNA-SORE substantially increases the cell-killing ability of sorafenib.Further studies revealed that circRNA-SORE binds the master oncogenic protein YBX1 in the cytoplasm,which prevents YBX1 nuclear interaction with the E3 ubiquitin ligase PRP19 and thus blocks PRP19-mediated YBX1 degradation.Moreover,our in vitro and in vivo results suggest that circRNA-SORE is transported by exosomes to spread sorafenib resistance among HCC cells.Using different HCC mouse models,we demonstrated that silencing circRNA-SORE by injection of siRNA could substantially overcome sorafenib resistance.Our study provides a proof-of-concept demonstration for a potential strategy to overcome sorafenib resistance in HCC patients by targeting circRNA-SORE or YBX1. | Junjie Xu Lin Ji Yuelong Liang Zhe Wan Wei Zheng Xiaomin Song Kirill Gorshkov Qiming Sun Hui Lin Xueyong Zheng Jiang Chen Ren-an Jin Xiao Liang Xiujun Cai | 2020 | Signal Transduction and Targeted Therapy2020,5,1: | 5 |
| 12 | SSR genetic linkage map construction of pea(Pisum sativum L.) based on Chinese native varieties显示文摘Simple sequence repeat(SSR)markers have previously been applied to linkage mapping of the pea(Pisum sativum L.)genome.However,the transferability of existing loci to the molecularly distinct Chinese winter pea gene pool was limited.A novel set of pea SSR markers was accordingly developed.Together with existing SSR sequences,the genome of the G0003973(winter hardy)×G0005527(cold sensitive)cross was mapped using 190 F2individuals.In total,157 SSR markers were placed in 11 linkage groups with an average interval of 9.7 cM and total coverage of 1518 cM.The novel markers and genetic linkage map will be useful for marker-assisted pea breeding. | Xuelian Sun Tao Yang Junjie Hao Xiaoyan Zhang Rebecca Ford Junye Jiang Fang Wang Jianping Guan Xuxiao Zong | 2014 | The Crop Journal2014,2,Z1: | 4 |
| 13 | The Chinese Carbon-Neutral Goal:Challenges and Prospects显示文摘On 22 September 2020,within the backdrop of the COVID-19 global pandemic,China announced its climate goal for peak carbon emissions before 2030 and to reach carbon neutrality before 2060.This carbon-neutral goal is generally considered to cover all anthropogenic greenhouse gases.The planning effort is now in full swing in China,but the pathway to decarbonization is unclear.The needed transition towards non-fossil fuel energy and its impact on China and the world may be more profound than its reform and development over the past 40 years,but the challenges are enormous.Analysis of four representative scenarios shows significant differences in achieving the carbon-neutral goal,particularly the contribution of non-fossil fuel energy sources.The high target values for nuclear,wind,and bioenergy have approached their corresponding resource limitations,with solar energy being the exception,suggesting solar’s critical role.We also found that the near-term policies that allow for a gradual transition,followed by more drastic changes after 2030,can eventually reach the carbon-neutral goal and lead to less of a reduction in cumulative emissions,thus inconsistent with the IPCC 1.5°C scenario.The challenges and prospects are discussed in the historical context of China’s socio-economic reform,globalization,international collaboration,and development. | Ning ZENG Kejun JIANG Pengfei HAN Zeke HAUSFATHER Junji CAO Daniel KIRK-DAVIDOFF Shaukat ALI Sheng ZHOU | 2022 | Advances in Atmospheric Sciences2022,39,8: | 4 |
| 14 | CRISPR-Cas9-based genome-wide screening identified novel targets for treating sorafenib-resistant hepatocellular carcinoma:a cross-talk between FGF21 and the NRF2 pathway显示文摘The treatment of hepatocellular carcinoma(HCC)has been dominated by multikinase inhibitors for more than a decade.However,drug resistance can severely restrict the efficacy of these drugs.Using CRISPR/CAS9 genome library screening,we evaluated Kelch-like ECH-associated protein 1(KEAP1)as a key regulator of sorafenib’s susceptibility in HCC.We also investigated whether KEAP1’s knockdown can stabilize nuclear factor(erythroid-derived 2)-like 2(NRF2)protein levels that led to sorafenib’s resistance,including an NRF2 inhibitor that can synergize with sorafenib to abolish HCC’s growth in vitro and in vivo.Furthermore,we clarified that fibroblast growth factor 21(FGF21)is an important downstream regulator of NRF2 in HCC.Intriguingly,we observed that FGF21 bound to NRF2 through the C-terminus of FGF21,thereby stabilizing NRF2 by reducing its ubiquitination and generating a positive feedback loop in sorafenib-resistant HCC.These findings,therefore,propose that targeting FGF21 is a promising strategy to combat HCC sorafenib’s resistance. | Jiang Chen Shi Jiang Huijiang Shao Bixia Li Tong Ji Daniel Staiculescu Jiayan He Jie Zhao Liuxin Cai Xiao Liang Junjie Xu Xiujun Cai | 2022 | Science China(Life Sciences)2022,65,10: | 4 |
| 15 | Study on the background level of selenium in soils and its sources,Guizhou Province显示文摘The contents of selenium in soil samples from Guizhou Province, which cover an area of 17.6×104 km2, have been determined. The arithmetic mean value of 947 samples is 0.39 mg/kg, the medium value is 0.30 mg/kg and the contents of selenium vary from 0.06 to 1.29 mg/kg in soils developed on the basement rocks, which are controlled by the basement rocks themselves. | WANG Ganlu JIANG Junjie ZHU Xiaoqing | 2008 | Chinese Journal Of Geochemistry2008,27,2: | 3 |
| 16 | Long-term clinical observation of patients with acute and chronic complete spinal cord injury after transplantation of Neuro Regen scaffold显示文摘Spinal cord injury(SCI)often results in an inhibitory environment at the injury site.In our previous studies,transplantation of a scaffold combined with stem cells was proven to induce neural regeneration in animal models of complete SCI.Based on these preclinical studies,collagen scaffolds loaded with the patients’own bone marrow mononuclear cells or human umbilical cord mesenchymal stem cells were transplanted into SCI patients.Fifteen patients with acute complete SCI and 51 patients with chronic complete SCI were enrolled and followed up for 2 to 5 years.No serious adverse events related to functional scaffold transplantation were observed.Among the patients with acute SCI,five patients achieved expansion of their sensory positions and six patients recovered sensation in the bowel or bladder.Additionally,four patients regained voluntary walking ability accompanied by reconnection of neural signal transduction.Among patients with chronic SCI,16 patients achieved expansion of their sensation level and 30 patients experienced enhanced reflexive defecation sensation or increased skin sweating below the injury site.Nearly half of the patients with chronic cervical SCI developed enhanced finger activity.These long-term follow-up results suggest that functional scaffold transplantation may represent a feasible treatment for patients with complete SCI. | Fengwu Tang Jiaguang Tang Yannan Zhao Jiaojiao Zhang Zhifeng Xiao Bing Chen Guang Han Na Yin Xianfeng Jiang Changyu Zhao Shixiang Cheng Ziqiang Wang Yumei Chen Qiaoling Chen Keran Song Zhiwei Zhang Junjie Niu Lingjun Wang Qin Shi Liang Chen Huilin Yang Shuxun Hou Sai Zhang Jianwu Dai | 2022 | Science China(Life Sciences)2022,65,5: | 3 |
| 17 | Crystal formation and growth mechanism of inorganic nanomaterials in sonochemical syntheses显示文摘A clear understanding of the nucleation, growth, coarsening, and aggregation processes of nanomaterials is necessary to enable the preparation of highly controlled nanostructures. Among wet chemical synthetic methods, ultrasound-assisted preparation has become an important tool in material science. The formation and crystal growth mechanism under ultrasound is special compared with other wet chemical synthetic routes. In this review, we discussed the chemical and physical effect of ultrasound and summarized the ultrasonic effect on crystallization. The sonolysis of water and the cavitation-induced microjet impact and shockwave are the two key factors in the sonochemical formation of inorganic nanomaterials. The ultrasonic-assisted Ostwald ripening and oriented attachment processes have been reviewed for the possible crystal growth mechanisms in the fabrication of inorganic nanostructures. | GENG Jun JIANG LiPing ZHU JunJie | 2012 | Science China Chemistry2012,55,11: | 3 |
| 18 | Preparation of the glucose sensor based on three-dimensional ordered macroporous gold film and room temperature ionic liquid显示文摘A novel type of glucose sensor was fabricated based on a glucose oxidase(GOD)-N,N-dimethtylformamide(DMF)-[BMIm][BF4] composites modified three-dimensional ordered macroporous(3DOM) gold film electrode.The immobilized GOD exhibits a pair of well-defined reversible peaks in 50 mM pH 7.0 phosphate buffer solutions(PBS),which could be attributed to the redox of flavin adenine dinucleotide(FAD) in GOD.The research results show that ionic liquid([BMIm][BF4]),DMF and 3DOM gold film are crucial for GOD to exhibit a pair of stable and reversible peaks.It is believed that the large active area of 3DOM gold film can increase the amount of immobilized GOD.Simultaneously,the application of IL enhances the stability of GOD and facilitates the electron transfer between GOD and the electrode.The synergetic effect of DMF can help the GOD to maintain its bioactivity better.GOD immobilized on the electrode exhibits the favorable electrocatalytic property to glucose,and the prepared sensor has a linear range from 10 to 125 nM with a detection limit of 3.3 nM at a signal-to-noise ratio of 3σ.The apparent Km(Michaelis-Menten constant) for the enzymatic reaction is 0.018 mM. | CHEN XiaoJun XUAN Jie JIANG LiPing ZHU JunJie | 2009 | Science China Chemistry2009,52,11: | 3 |
| 19 | Recent Progress in Atmospheric Chemistry Research in China: Establishing a Theoretical Framework for the “Air Pollution Complex”显示文摘Atmospheric chemistry research has been growing rapidly in China in the last 25 years since the concept of the“air pollution complex”was first proposed by Professor Xiaoyan TANG in 1997.For papers published in 2021 on air pollution(only papers included in the Web of Science Core Collection database were considered),more than 24000 papers were authored or co-authored by scientists working in China.In this paper,we review a limited number of representative and significant studies on atmospheric chemistry in China in the last few years,including studies on(1)sources and emission inventories,(2)atmospheric chemical processes,(3)interactions of air pollution with meteorology,weather and climate,(4)interactions between the biosphere and atmosphere,and(5)data assimilation.The intention was not to provide a complete review of all progress made in the last few years,but rather to serve as a starting point for learning more about atmospheric chemistry research in China.The advances reviewed in this paper have enabled a theoretical framework for the air pollution complex to be established,provided robust scientific support to highly successful air pollution control policies in China,and created great opportunities in education,training,and career development for many graduate students and young scientists.This paper further highlights that developing and low-income countries that are heavily affected by air pollution can benefit from these research advances,whilst at the same time acknowledging that many challenges and opportunities still remain in atmospheric chemistry research in China,to hopefully be addressed over the next few decades. | Tong ZHU Mingjin TANG Meng GAO Xinhui BI Junji CAO Huizheng CHE Jianmin CHEN Aijun DING Pingqing FU Jian GAO Yang GAO Maofa GE Xinlei GE Zhiwei HAN Hong HE Ru-Jin HUANG Xin HUANG Hong LIAO Cheng LIU Huan LIU Jianguo LIU Shaw Chen LIU Keding LU Qingxin MA Wei NIE Min SHAO Yu SONG Yele SUN Xiao TANG Tao WANG Tijian WANG Weigang WANG Xuemei WANG Zifa WANG Yan YIN Qiang ZHANG Weijun ZHANG Yanlin ZHANG Yunhong ZHANG Yu ZHAO Mei ZHENG Bin ZHU Jiang ZHU | 2023 | Advances in Atmospheric Sciences2023,40,8: | 2 |
| 20 | Lymphangiogenesis contributes to exercise-induced physiological cardiac growth显示文摘Background:Promoting cardiac lymphangiogenesis exerts beneficial effects for the heart.Exercise can induce physiological cardiac growth with cardiomyocyte hypertrophy and increased proliferation markers in cardiomyocytes.However,it remains unclear whether and how lymphangiogenesis contributes to exercise-induced physiological cardiac growth.We aimed to investigate the role and mechanism of lymphangiogenesis in exercise-induced physiological cardiac growth.Methods:Adult C57 BL6/J mice were subjected to 3 weeks of swimming exercise to induce physiological cardiac growth.Oral treatment with vascular endothelial growth factor receptor 3(VEGFR3) inhibitor SAR1 3 1 675 was used to investigate whether cardiac lymphangiogenesis was required for exercise-induced physiological cardiac growth by VEGFR3 activation.Furthermore,human dermal lymphatic endothelial cell(LEC)-conditioned medium was collected to culture isolated neonatal rat cardiomyocytes to determine whether and how LECs could influence cardiomyocyte proliferation and hypertrophy.Results:Swimming exercise induced physiological cardiac growth accompanied by a remarkable increase of cardiac lymphangiogenesis as evidenced by increased density of lymphatic vessel endothelial hyaluronic acid receptor 1-positive lymphatic vessels in the heart and upregulated LYVE-1 and Podoplanin expressions levels.VEGFR3 was upregulated in the exercised heart,while VEGFR3 inhibitor SAR131675 attenuated exercise-induced physiological cardiac growth as evidenced by blunted myocardial hypertrophy and reduced proliferation marker Ki67 in cardiomyocytes,which was correlated with reduced lymphatic vessel density and downregulated LYVE-1 and Podoplanin in the heart upon exercise.Furthermore,LEC-conditioned medium promoted both hypertrophy and proliferation of cardiomyocytes and contained higher levels of insulinlike growth factor-1 and the extracellular protein Reelin,while LEC-conditioned medium from LECs treated with SAR131675 blocked these effects.Functional rescue assays further demonstrated that protein kinase B(AKT) activation,as well as reduced CCAAT enhancer-binding protein beta(C/EBPβ) and increased CBP/p300-interacting transactivators with E(glutamic acid)/D(aspartic acid)-rich-carboxylterminal domain 4(CITED4),contributed to the promotive effect of LEC-conditioned medium on cardiomyocyte hypertrophy and proliferation.Conclusion:Our findings reveal that cardiac lymphangiogenesis is required for exercise-induced physiological cardiac growth by VEGFR3 activation,and they indicate that LEC-conditioned medium promotes both physiological hypertrophy and proliferation of cardiomyocytes through AKT activation and the C/EBPβ-CITED4 axis.These results highlight the essential roles of cardiac lymphangiogenesis in exercise-induced physiological cardiac growth. | Yihua Bei Zhenzhen Huang Xing Feng Lin Li Meng Wei Yujiao Zhu Shuqin Liu Chen Chen Mingming Yin Huimin Jiang Junjie Xiao | 2022 | Journal of Sport and Health Science2022,11,4: | 2 |