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3篇 您的检索式:作者名="Xuezhao Feng"
    题名 作者 年代 出处 被引量
1Reconstruction of the western Pacific warm pool SST since 1644 AD and its relation to precipitation over East China显示文摘Based on coral proxies we reconstructed the western Pacific warm pool sea surface temperature (SST) since 1644 AD. High-frequency reconstructions are based on eight high-pass filtered coral series and raw reconstructions are derived from eight unfiltered coral series, respectively. Validation and comparison with other SST/temperature series show that the reconstructed warm pool SST is highly reliable. The leading periods of warm pool SST are ~2.1, ~2.3, ~2.9, ~3.6, ~3.8, and 80.7-year during the last ~360 years. The warm pool SST exhibits some obvious long-term trends: an upward trend of 0.04℃ per century for the period of 1644―1825, while a decreasing trend of 0.24℃ per century for the period of 1826―1885, and then a remarkable warming trend of 0.28℃ per century taking place between 1886 and 2006. Especially, the SST shows the strongest trend of 0.67℃ increase per century during the last 50 years, a warming unprecedented since 1644 AD. On interannual timescale, the connections between ENSO and the warm pool SST are robust during the reconstruction period. There are significant corre- lations between the warm pool SST and summer precipitation of the Yellow River basin and Huaihe River basin; the correlation coefficients are -0.44 in reconstruction period (1880―1949 AD) and -0.46 in instrumental period (1950―2005 AD) respectively. This relationship is also found between flooddrought index and the warm pool SST during the past 360 years, and their correlation coefficients are -0.20 in reconstruction period and-0.46 in instrumental period respectively, significant at the 0.01 level. On interdecadal timescale, this connection is more robust, and the correlation coefficient of the low-pass filtered components is -0.42 during the whole period (1644―2000 AD). When the warm pool is warmer than normal, the precipitation is usually below the normal in the Yellow River and Huaihe River basin. On the contrary, when the warm pool is colder than the normal, there may be more precipitation. The reconstructed warm pool SSTs provide useful information and reference for further research on climate change mechanism in East China.ZHANG ZiYin GONG DaoYi HE XueZhao GUO Dong FENG ShengHui 2009Science China Earth Sciences2009,52,9:3
2Myosin 1D and the branched actin network control the condensation of p62 bodies显示文摘Biomolecular condensation driven by liquid-liquid phase separation(LLPS)is key to assembly of membraneless organelles in numerous crucial pathways.It is largely unknown how cellular structures or components spatiotemporally regulate LLPS and condensate formation.Here we reveal that cytoskeletal dynamics can control the condensation of p62 bodies comprising the autophagic adaptor p62/SQSTM1 and poly-ubiquitinated cargos.Branched actin networks are associated with p62 bodies and are required for their conden satio n.Myosi n 1D,a bran ched acti n-associated motor protein,drives coalesce nee of small nano scale p62 bodies into large micron-scale condensates along the branched actin network.Impairment of actin cytoskeletal networks compromises the condensation of p62 bodies and retards substrate degradation by autophagy in both cellular models and Myosin ID knockout mice.Coupling of LLPS scaffold to cytoskeleton systems may represent a general mechanism by which cells exert spatiotemporal control over phase condensation processes.Xuezhao Feng Wanqing Du Mingrui Ding Wenkang Zhao Xirenayi Xirefu Meisheng Ma Yuhui Zhuang Xiaoyu Fu Jiangfeng Shen Jinpei Zhang Xiuying Lei Daxiao Sun Qing Xi Yiliyasi Aisa Qian Chenr Ying Li Wenjuan Wang Shanjin Huang Li Yu Pilong Li Na Mi 2022Cell Research2022,32,7:1
3Cavity-directed nitroaromatics sensing within a carbazole-based luminescent supramolecular M2L3 cage显示文摘The design and preparation of luminescent M2L3 metal-organic cage via the coordination-driven selfassembly of carbazole-based ligand with a V-shaped geometry is described.The cage Zn-L1 with an open cavity which equipped aromatic rich ligands shows the highest emission quenching efficiency towards picric acid than other nitroaromatic explosives.The quenching ability depended on whether there formed the host-guest molecules are well explored by electrospray ionization mass spectrometry(ESIMS),and isothermal titration microcalorimetry(ITC).Tianchi Feng Xuezhao Li Jinguo Wu Cheng He Chunying Duan 2020Chinese Chemical Letters2020,31,1:0
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