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Nuclearity and Finite-Representability in the System of completely Integral Mapping Spaces

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Acta Mathematica Sinica,English Series 2024年第5期40卷 1197-1214页

作者： Zhe DONG Ji cheng TAO ya Fei ZHAO Department of Mathematics Zhejiang UniversityHangzhou 310027P.R.China Department of Mathematics China Jiliang UniversityHangzhou 310018P.R.China Department of Mathematics Zhejiang International Studies UniversityHangzhou 310023P.R.China

In this paper,we investigate local properties in the system of completely integral mapping *** introduce notions of injectivity,local reflexivity,exactness,nuclearity,finite-represent ability and WEP in the system of completely integral mapping *** we obtain that any finite-dimensional operator space is injective in the system of completely integral mapping *** we prove that c is the unique nuclear operator space and the unique exact operator space in this *** also show that c is the unique operator space which is finitely representable in{T_(n)}n∈Nin this *** corollaries,kirchberg’s conjecture and QWEP conjecture in the system of completely integral mapping spaces are false.

关键词： completely integral mapping space injectivity exactness nuclearity finite-representability WEP

Recent advances in Fecl_(3)-photocatalyzed organic reactions via hydrogen-atom transfer

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chinese chemical Letters 2024年第9期35卷 32-40页

作者： Xiao-ya Yuan cong-cong Wang Bing Yu Green catalysis center College of ChemistryZhengzhou UniversityZhengzhou 450001China National Engineering Research center of Low-carbon Processing and Utilization of Forest Biomass Nanjing Forestry UniversityNanjing 210037China

In recent years,Fecl_(3)-photocatalyzed direct c–H/Si–H bond functionalization reactions have attracted huge *** those transformations,chlorine radical(cl·)could be generated from Fecl_(3)via a ligandto-metal charge transfer(LMcT)/homolysis process under light *** resulting chlorine radical subsequently acts as a hydrogen atom transfer(HAT)agent to abstract the hydrogen atom of aliphatic c–H,O–H,or Si–H bonds to give the corresponding c/Si/O-centered radicals for various organic *** this review,we summarized the recent advances in the application of Fecl_(3)as a HAT photocatalyst for the c/Si–H functionalization to construct c–c,c–N,c–Si,c–S,c–B,and c-P bonds.

关键词： Fecl_(3) Photocatalysis Ligand-to-metal charge transfer Hydrogen atom transfer chlorine radical

chain Dynamics Heterogeneity in Plasticized Poly(vinyl butyral)(PVB) as Elucidated by Solid-State NMR

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chinese Journal of Polymer Science 2024年第1期42卷 113-124,I0010页

作者： Jing Lv Xu chen Zi-Shuo Wu ya-Hui Li Wei chen National Synchrotron Radiation Laboratory Anhui Provincial Engineering Laboratory of Advanced Functional Polymer FilmCAS Key Laboratory of Soft Matter ChemistryUniversity of Scienceand Technology of ChinaHefei 230026China

The chain dynamics heterogeneity of the poly(vinyl butyral)(PVB) plasticized by triethylene glycol bis(2-ethylhexa noate)(TEG-EH) was investigated by various solid-state NMR *** plasticized PVB shows two domains in distinct molecular dynamics differences,namely,rigid and soft domains,where the latter is the plasticizer-rich *** time domain low field NMR was first used to investigate the dynamics heterogeneity of the plasticized PVB,and the results show the decreasing activated energy of components in the soft domain of plasticized PVB(E_a=20.2 kJ/mol) as compared with that of the pristine one(E_a=24.3 kJ/mol).Detailed dynamics heterogeneity was obtained by high-field NMR with site-specific *** quadrupole-echo ~2H-NMR was adopted to elucidate the dynamics heterogeneity of the vinyl alcohol(VA) units,where only the hydroxyl group of VA is *** ~1H-^(13)c WISE NMR spectra show that there is not much difference in the mobility of the VB unit in PVB with and without plasticizer,whereas the glass transition temperature differed by approximately 53℃.This is further supported by Torchia's T_1 relaxation *** origin of such an unusual phenomenon is attributed to the critical role of the remaining VA(~22%) in the soft domain,where the VA units locally aggregate through hydrogen ***,the existence of a mobility gradient in the VB unit has been ***,the mobility difference for VB with different stereo-geometry(meso or racemic conformation) is observed for the first *** indicates the importance of modulating the ratio of meso over racemic VB for controlling the macroscopic perfo rmance of PVB.

关键词： Poly(vinyl butyral) Dynamics heterogeneity Plasticizer Solid state NMR

Teukolsky-like equations with various spins in spherically symmetric spacetime

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chinese Physics c 2024年第8期48卷 213-223页

作者： ya Guo Hiroaki Nakajima Wenbin Lin School of Physical Science and Technology Southwest Jiaotong UniversityChengdu 610031China School of Mathematics and Physics University of South ChinaHengyang 421001China

We study wave equations with various spins on the background of a general spherically symmetric *** obtain the unified expression of the Teukolsky-like master equations and the corresponding radial equations with the general *** also discuss the gauge dependence in the gravitational-wave equations,which have appeared in previous studies.

关键词： gravitational wave effective one-body dynamics Teukolsky equation wave equations klein-Gordon equation Weyl equation Maxwell equation

Role of lipids in the control of autophagy and primary cilium signaling in neurons

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Neural Regeneration Research 2024年第2期19卷 264-271页

作者： María Paz Hernández-cáceres Daniela Pinto-Nuñez Patricia Rivera Paulina Burgos Francisco Díaz-castro Alfredo criollo Maria Jose yañez Eugenia Morselli Instituto de Investigación en ciencias Odontológicas(IcOD) Facultad de OdontologíaUniversidad de ChileSantiagoChile Department of Basic Sciences Faculty of Medicine and ScienceUniversidad San SebastiánSantiagoChile Physiology Department Faculty of Biological SciencesPontificia Universidad Católica de ChileSantiagoChile Advanced center for chronic Diseases(AccDiS) Facultad de Ciencias Químicas y Farmacéuticas&Facultad de MedicinaUniversidad de ChileSantiagoChile Autophagy Research center SantiagoChile

The brain is,after the adipose tissue,the organ with the greatest amount of lipids and diversity in their composition in the human *** neurons,lipids are involved in signaling pathways controlling autophagy,a lysosome-dependent catabolic process essential for the maintenance of neuronal homeostasis and the function of the primary cilium,a cellular antenna that acts as a communication hub that transfers extracellular signals into intracellular responses required for neurogenesis and brain development.A crosstalk between primary cilia and autophagy has been established;however,its role in the control of neuronal activity and homeostasis is barely *** this review,we briefly discuss the current knowledge regarding the role of autophagy and the primary cilium in *** we review the recent literature about specific lipid subclasses in the regulation of autophagy,in the control of primary cilium structure and its dependent cellular signaling in physiological and pathological conditions,specifically focusing on neurons,an area of research that could have major implications in neurodevelopment,energy homeostasis,and neurodegeneration.

关键词： autophagic flux cholesterol fatty acids GPcR lysosomal storage diseases neurons NPc1 phosphoinositides primary cilium

Predicting the prognosis of hepatic arterial infusion chemotherapy in hepatocellular carcinoma

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World Journal of Gastrointestinal Oncology 2024年第6期16卷 2380-2393页

作者： Qi-Feng Wang Zong-Wei Li Hai-Feng Zhou kun-Zhong Zhu ya-Jing Wang ya-Qin Wang Yue-Wei Zhang Department of Hepatobiliary Pancreatic center Beijing Tsinghua Changgung Hospital Affiliated to Tsinghua UniversityBeijing 102218China Department of Hepatobiliary and Pancreatic Surgery Qinghai University Affiliated HospitalXining 810000Qinghai ProvinceChina

Hepatic artery infusion chemotherapy(HAIc)has good clinical efficacy in the treatment of advanced hepatocellular carcinoma(Hcc);however,its efficacy *** review summarized the ability of various markers to predict the efficacy of HAIc and provided a reference for clinical *** of October 25,2023,51 articles have been retrieved based on keyword predictions and *** eligible articles were selected for inclusion in this *** literature analysis found that methods used to predict the efficacy of HAIc include serological testing,gene testing,and imaging *** above indicators and their combined forms showed excellent predictive effects in retrospective *** review summarized the strategies currently used to predict the efficacy of HAIc in middle and advanced Hcc,analyzed each marker's ability to predict HAIc efficacy,and provided a reference for the clinical application of the prediction system.

关键词： Hepatocellular carcinoma Hepatic artery infusion chemotherapy Prediction Prognosis Imaging Biomarkers Genomics

Screening of morphology-related genes based on predatorinduced transcriptome sequencing and the functional analysis of Dagcut gene in Daphnia galeata

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current Zoology 2024年第4期70卷 440-452页

作者： ya-Qin cao ya-Jie Zhao Hui-Ying Qi Jin-Fei Huang Fu-cheng Zhu Wen-Ping Wang Dao-Gui Deng School of Life Science Huaibei Normal UniversityHuaibei 235000AnhuiChina

High fish predation pressure can trigger"induced defense"in Daphnia species,resulting in phenotypic plasticity in morphology,behavior,or life-history *** molecular mechanisms of defense morphogenesis(e.g.,the tail spine and helmet)in Daphnia remain *** the pres-ent study,the tail spine,helmet,and body of Daphnia galeata under fish and non-fish kairomones conditions were collected for transcriptome analysis.A total of 24 candidate genes related to the morphological defense of *** were identified,including 2 trypsin,one cuticle protein,1 c1qDc protein,and 2 ferritin *** function of the Dagcut gene(*** cuticle protein gene)in relation to tail spine morphology was assessed using RNA interference(RNAi).compared with the EGFP(Enhanced green fluorescent protein)treatment,after RNAi,the expression levels of the Dagcut gene(*** cuticle protein gene)showed a significant ***,the tail spines of the offspring pro-duced by *** after RNAi of the Dagcut gene appeared curved during the *** whole-mount in situ hybridization,a clear signal site was detected on the tail spine of *** before RNAi which disappeared after *** results suggest that the Dagcut gene may play an important role in tail spine formation of ***,and will provide a theoretical basis for studying the molecular mechanisms of the morpho-logical plasticityin cladocera inthefuture.

关键词： Dagcut Daphnia galeata fish kairomones RNAi tail spine transcriptome sequencing.

Application of PDcA in improving hand hygiene compliance and nosocomial infection quality in orthopedics

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Frontiers of Nursing 2024年第3期11卷 327-336页

作者： ya-Ping Su Rui-Ling Li Yuan-Yuan Wang Yu-Rui Zhang ya-Jie Ji Nursing Teaching and Research Department School of Nursing and HealthHenan UniversityKaifengHenan 475004China Department of continuing Education The First Affiliated Hospital of Henan UniversityKaifengHenan 475000China

Objective:To explore the effect of the Plan-Do-check-Action(PDcA)cycle on hand hygiene and nosocomial infection quality of or thopedic medical ***:The whole year of 2021 was selected to monitor the quality of hand hygiene and ***-up monitoring and real-time recording during the period of morning shift and medical operation concentration time,and compare the compliance of hand hygiene before and after implementation,and evaluate the quality of nosocomial ***:The hand hygiene compliance of doctors and nurses in stage P was 82%.The compliance of medical staff in stage D was 93%.The compliance of stage c was 94%and that of stage A was 95%.The quality score of hospital self-examination nosocomial infection was also significantly ***:The PDcA management cycle can effectively improve the compliance of hand hygiene and the nosocomial infection quality,which is wor thy of circulatory application in or thopedic nosocomial infection quality control,especially improving the quality of hand hygiene.

关键词： hand hygiene quality improvement PDcA nosocomial infection infection control nursing management

Enantioselective construction of Polycyclic chromanes through Organocatalytic Sequential Quintuple Reaction via One-Pot Step-Wise Procedure

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chinese Journal of chemistry 2024年第18期42卷 2197-2202页

作者： Jie Wang Hang Qin ya-Li Song Fei cao Zhi-Hao You key Laboratory of Pharmaceutical Quality controlof Hebei Province College of Pharmaceutical SciencesHebei UniversityBaodingHebei 071002China key Laboratory of Medicinal chemistry and Molecular Diagnosis of the Ministry of Education BaodingHebei 071002China

An efficient and highly stereoselective synthetic method to access polycyclic chromanes has been achieved through organocatalyzed one-pot step-wise reactions involving 2-hydroxycinnamaldehydes,2-aminochalcones,and malononitrile as *** reactions underwent a quintuple process by aza-Michael/Michael/knoevenagel/oxa-Michael/aldol-type reaction in sequence to give products bearing 3 new generated rings and 5 chiral centers in moderate to quantitative yields with excellent stereoselectivities.

关键词： Asymmetric catalysis Organocatalysis cyclization Quintuple reaction Polycycles Heterocycles chromane One-pot reaction