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Synthetical Control of AGC/LPC System Based on Neural Networks Internal Model Control

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Journal of University of Science and Technology Beijing 2001年第1期8卷 75-77页

作者： Hu He, Xiaodong luan, Yikang sun Information Engineering School, University of Science and Technology Beijing, Beijing 100083, China Univ Sci & Technol Beijing Informat Engn Sch Beijing 100083 Peoples R China

One synthetical control method of AGC/LPC system based on intelligence control theory-neural networks internal model control method is presented. Genetic algorithm (GA) is applied to optimize the parameters of the neu... 详细信息

关键词： hot strip rolling AGC looper neural networks internal model control GA

Astronomical forcing and sedimentary noise modeling of lake-level changes in the Middle Eocene Chezhen Sag,Bohai Bay Basin,eastern China

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Frontiers of Earth Science 2024年第2期18卷 446-459页

作者： Xuwei luan Jinliang ZHANG Na LI Tao CHEN Long sun Xuecai ZHANG Faculty of Geographical Science Beijing Normal UniversityBeijing 100875China College of Geosciences China University of Petroleum(Beijing)Beijing 102249China Management Center of Oil and Gas Exploration Sinopec Shengli OilfieldDongying 257000China

The accurate determination of geological age is a key to understanding the history and process of paleolake evolution and oil and gas exploration in continental lake ***,improving the accuracy of geological age has always been a difficult scientific problem.A 609-m-thick,continuous lacustrine mudstone and sandstone succession in Chezhen Sag(eastern China)provides an ideal middle Eocene sedimentary record for establishing a high-resolution stratigraphic chronology *** on spectrum analysis and sliding window spectrum analysis of the natural gamma(GR)logging data of well Che 271(C271)in Chezhen Sag,the periods of 405 kyr and 40.1 kyr were filtered by a Gaussian bandpass filter,and a“floating”astrochronological time scale(ATS)was *** total number of 405 kyr eccentricity cycles were 13.6 and 40.1 kyr obliquity cycles were 138 which recorded from the upper member 4(Es4U)to the member 3(Es3)of the Eocene Shahejie Formation,and the depositional duration was 5.53 *** Coefficient(COCO)analysis and evolutionary Correlation Coefficient(eCoCo)analysis found that the optimal sedimentary rate of different *** noise simulation revealed the history of paleolake water changes in the Middle Eocene in the Chezhen Sag,according to which four sequences are *** study shows that the lake level change of Chezhen Sag in the middle Eocene shows prominent 1.2 Myr cycles and an antiphase well-coupled relationship with obliquity ***,we propose a model to explain the relationship between the orbital cycle and lake level change in the continental lake *** the obliquity of the earth increases,the middle and high latitudes of the earth will be closer to the sun,the direct sunlight will be higher,and the meridional sunshine will increase,thus accelerating the evaporation process of lake basin *** the seasonal changes are obvious(maximum period of 1.2 Myr ultra-long obliquity),this effect is more signific

关键词： Chezhen Sag cyclostratigraphy astrochronological time scale sedimentary noise

MCP-1 and IL-4 encapsulated hydrogel particles with macrophages enrichment and polarization capabilities for systemic lupus erythematosus treatment

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Nano Research 2024年第9期17卷 8316-8324页

作者： Shengjie Zhu Danqing Huang Qichen luan Yang Li Jingjing Gan Yuanjin Zhao Lingyun sun Department of Rheumatology and Immunology Nanjing Drum Tower HospitalClinical Medical College of Traditional Chinese and Western MedicineNanjing University of Chinese MedicineNanjing 210096China State Key Laboratory of Bioelectronics School of Biological Science and Medical EngineeringSoutheast UniversityNanjing 210096China

Macrophages play a pivotal role in systemic lupus erythematosus(SLE)*** have been made to develop multifunctional drug delivery systems capable of directing macrophage ***,we present a novel hyaluronic acid methacrylate(HAMA)hydrogel microparticle encapsulating multiple cytokines for SLE remission though enhancing macrophage *** HAMA microparticles loaded with monocyte chemotactic protein-1(MCP-1)and interleukin-4(IL-4)were fabricated by using a microfluidic *** released MCP-1 facilitates the aggregation of inflammatory macrophages,after which IL-4 induces the macrophage phenotype shift from inflammatory M1 to immune-protective M2,thus restoring immune *** have demonstrated in MRL/lpr mice that the hydrogel microparticles could improve their efficacy of intraperitoneal drug delivery,modulate immune function,and attenuate the disease *** results suggest that our proposed microparticles delivery platform has potential clinical value for treating autoimmune diseases.

关键词： microfluidics M2 polarization hydrogel drug delivery systemic lupus erythematosus(SLE)

Galectin-14 promotes hepatocellular carcinoma tumor growth via enhancing heparan sulfate proteoglycan modification

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The Journal of Biomedical Research 2023年第6期37卷 418-430页

作者： Liming Gou Gang Yang Sujuan Ma Tong Ding luan sun Fang Liu Jin Huang Wei Gao Jiangsu Key Lab of Cancer Biomarkers Prevention and TreatmentCollaborative Innovation Center for Personalized Cancer MedicineKey Laboratory of Human Functional Genomics of Jiangsu ProvinceNational Health Commission Key Laboratory of Antibody TechniquesSchool of Basic Medical SciencesNanjing Medical UniversityNanjingJiangsu 211166China Core Laboratory the Affiliated Sir Run Run Hospital of Nanjing Medical UniversityNanjingJiangsu 211166China Department of Gastroenterology the Affiliated Changzhou No.2 People's Hospital of Nanjing Medical UniversityChangzhou Medical Center of Nanjing Medical UniversityChangzhouJiangsu 213000China

Hepatocellular carcinoma(HCC)is a highly heterogeneous malignancy and lacks effective ***-sequencing of different gene transcripts by comparing HCC tissues and adjacent normal tissues provides some clues for investigating the mechanisms or identifying potential targets for tumor ***,genes that are exclusively expressed in a subpopulation of HCC may not be enriched or detected through such a *** the current study,we performed a single cell-clone-based screening and identified galectin-14 as an essential molecule in the regulation of tumor *** aberrant expression of galectin-14 was significantly associated with a poor overall survival of liver cancer patients with database *** down galectin-14 inhibited the proliferation of tumor growth,whereas overexpressing galectin-14 promoted tumor growth in ***-targeted metabolomics analysis indicated that knocking down galectin-14 decreased glycometabolism;specifically that glycoside synthesis was significantly *** study found that galectin-14 promoted the expression of cell surface heparan sulfate proteoglycans(HSPGs)that functioned as co-receptors,thereby increasing the responsiveness of HCC cells to growth factors,such as epidermal growth factor and transforming growth *** conclusion,the current study identifies a novel HCC-specific molecule galectin-14,which increases the expression of cell surface HSPGs and the uptake of growth factors to promote HCC cell proliferation.

关键词： hepatocellular carcinoma galectin-14 heparan sulfate proteoglycans co-receptor

The deleterious effects and potential therapeutic strategy of fluorene-9-bisphenol on circadian activity and liver diseases in zebrafish and mice

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Journal of Environmental Sciences 2024年第11期145卷 13-27页

作者： Shuhui Zhang Xiang Zuo Jialu luan Huijuan Bai Zhenhua Fu Mingzhu sun Xin Zhao Xizeng Feng College of Life Science State Key Laboratory of Medicinal Chemical BiologyThe Key Laboratory of Bioactive MaterialsMinistry of EducationNankai UniversityTianjin 300071China Institute of Robotics&Automatic Information System College of Artificial IntelligenceNankai UniversityTianjin 300071China

Increasing evidence indicates that disturbance of the clock genes,which leads to systemic endocrine perturbation,plays a crucial role in the pathogenesis of metabolic and liver ***-9-bisphenol(BHPF)is utilized in the manufacturing of plastic materials but its biological effects on liver homeostasis remain *** impacts and involved mechanisms of BHPF on the liver diseases,metabolism,and circadian clock were comprehensively studied by zebrafish andmouse *** therapeutic effect of melatonin(MT)was also *** and mousemodels with either acute exposure(0.5 and 1μmol/L,1-4 days post-fertilization)or chronic oral exposure(0.5 and 50 mg/(kg·2 days),30 days)were established with various BHPF ***,we identified a crucial role for estrogenic regulation in liver development and circadian locomotor rhythms damaged by BHPF in a zebrafish *** mice showed chaos in circadian activity through the imbalance of circadian clock component Brain and Muscle Aryl hydrocarbon receptor nuclear translocator-like 1 in the liver and *** liver sexual dimorphic alteration alongwith reduced growth hormone and estrogens played a critical role in damaged glucose metabolism,hepatic inflammation,and fibrosis induced by ***,sleep improvement by exogenous MT alleviated BHPF-related glucose metabolism and liver injury in *** proposed the pathogenesis of metabolic and liver disease resulting from BHPF and promising targeted therapy for livermetabolism disorders associated with endocrine perturbation *** results might play a warning role in the administration of endocrine-disrupting chemicals in everyday life and various industry applications.

关键词： Fluorene-9-bisphenol(BHPF) Melatonin Circadian activity Endocrine perturbation Liver diseases Female behavior Hepatic sexual dimorphism

Nitrogen addition increased resistance of resident plant community to Solidago canadensis invasion by altering allelopathic effect

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Journal of Plant Ecology 2024年第2期17卷 110-121页

作者： Jing-Fang Cai Kai sun Lin Li Si-Ha A Yi-luan Shen Hong-Li Li School of Ecology and Nature Conservation Beijing Forestry UniversityBeijing 100083China The Key Laboratory of EcologicalProtection in the Yellow River Basin of National Forestry and Grassland Administration Beijing Forestry UniversityBeijing 100083China

Allelopathy plays an important role in the interaction between invasive and resident *** nitrogen(N)deposition has become a global problem,but it is unclear whether N enrichment affects the interaction between invasive and resident plants by affecting their ***,we performed a greenhouse experiment in which the resident plant community was grown under two levels of invasion by ***(invasion *** invasion)and fully crossed with two levels of allelopathy(with or without adding activated carbon)and two levels of N addition(with or without).The resident plant communities were constructed with eight herbaceous species that often co-occur with *** results showed that both allelopathy of *** and the resident plants had obvious positive effects on their own *** addition had more obvious positive effects on the resident plants under invasion than those that were not ***,N addition also altered the allelopathy of resident ***,N addition improved the allelopathy of resident plants when they were invaded but decreased the allelopathy of resident plants when they grew *** nitrogen addition had no obvious effect on ***,it reduced the allelopathy of *** results suggest that N addition could improve the resistance of resident plants to invasion by improving the allelopathy of resident plants and reducing the allelopathy of *** fndings provide a scientifc basis to manage and control the *** invasion.

关键词： allelochemicals biological invasion nutrient input nitrogen addition resident plants Solidago canadensis

Inhalation of taraxasterol loaded mixed micelles for the treatment of idiopathic pulmonary fibrosis

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Chinese Chemical Letters 2024年第8期35卷 475-480页

作者： Tong Zhang Chao sun Shubin Yang Zimin Cai Sifeng Zhu Wendian Liu Yun luan Cheng Wang Key Laboratory of Marine Drugs Chinese Ministry of EducationSchool of Medicine and PharmacyOcean University of ChinaQingdao 266003China Central Research Laboratory Department of General Surgerythe Second Hospital of Shandong UniversityJi’nan 250033China Laboratory for Marine Drugs and Bioproducts Pilot National Laboratory for Marine Science and TechnologyQingdao 266237China Orthopedics Dept.1 Rushan people’s hospitalRushan 264500China Department of Cardiology the Second Hospital of Shandong UniversityJi’nan 250033China

Idiopathic pulmonary fibrosis(IPF)is a chronic and fatal lung disease characterized by pulmonary inflam-mation,oxidative stress,and excessive extracellular matrix(ECM)*** anti-fibrotic drugs for IPF treatment in the clinic lack selectivity and demonstrate unsatisfactory efficacy,highlighting the urgent necessity for a novel therapeutic ***(TA),which has biological activities against lung injury induced by various factors,is a potential anti-IPF drug due to its anti-inflammatory,antiox-idant and lung-protective ***,the protective effect of TA on IPF has not been confirmed,and its clinical application is limited due to its poor aqueous *** this study,we demonstrated that TA could inhibit epithelial-mesenchymal transition(EMT)and migration of A549 cells by inhibiting the transforming growth factor-β1(TGF-β1)/Smad signaling *** improve the aqueous solubility and pulmonary administration performance of TA,we prepared TA loaded methoxy poly(ethylene glycol)-poly(d,l-lactide)(mPEG-PLA)/d-α-tocopheryl polyethylene glycol succinate(TPGS)mixed polymeric mi-celles(TA-PM).Then a MicroSprayer^(R) Aerosolizer was used to deliver TA-PM once every two days for three weeks to evaluate their therapeutic effects on bleomycin(BLM)-induced IPF *** results demonstrated that inhaled TA-PM significantly inhibited BLM-induced inflammation,oxidative stress and fibrosis in lung ***,TA-PM exhibited high pulmonary deposition and retention by pul-monary administration,along with a favorable safety ***,this study emphasizes the potential of inhaled TA-PM as a promising treatment for IPF,providing a new opportunity for their clinical appli-cation.

关键词： Taraxasterol Idiopathic pulmonary fibrosis Mixed polymeric micelles Pulmonary administration Bleomycin

Towards optimized tensor code generation for deep learning on sunway many-core processor

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Frontiers of Computer Science 2024年第2期18卷 1-15页

作者： Mingzhen LI Changxi LIU Jianjin LIAO Xuegui ZHENG Hailong YANG Rujun sun Jun XU Lin GAN Guangwen YANG Zhongzhi luan Depei QIAN State Key Laboratory of Software Development Environment Beijing 100191China School of Computer Science and Engineering Beihang UniversityBeijing 100191China National University of Singapore Singapore 119077Singapore State Key Laboratory of Mathematical Engineering and Advanced Computing Wuxi 214000China Science and Technology on Special System Simulation Laboratory Beijing Simulation Center Beijing 100854China Department of Computer Science and Technology Tsinghua UniversityBeijing 100084China

The flourish of deep learning frameworks and hardware platforms has been demanding an efficient compiler that can shield the diversity in both software and hardware in order to provide application *** the existing deep learning compilers,TVM is well known for its efficiency in code generation and optimization across diverse hardware *** the meanwhile,the sunway many-core processor renders itself as a competitive candidate for its attractive computational power in both scientific computing and deep learning *** paper combines the trends in these two ***,we propose swTVM that extends the original TVM to support ahead-of-time compilation for architecture requiring cross-compilation such as *** addition,we leverage the architecture features during the compilation such as core group for massive parallelism,DMA for high bandwidth memory transfer and local device memory for data locality,in order to generate efficient codes for deep learning workloads on *** experiment results show that the codes generated by swTVM achieve 1.79x improvement of inference latency on average compared to the state-of-the-art deep learning framework on sunway,across eight representative *** work is the first attempt from the compiler perspective to bridge the gap of deep learning and sunway processor particularly with productivity and efficiency in *** believe this work will encourage more people to embrace the power of deep learning and sunwaymany-coreprocessor.

关键词： sunway processor deep learning compiler code generation performance optimization

Mechanisms of vacuolar phosphate efflux supporting soybean root hair growth in response to phosphate deficiency

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Journal of Integrative Plant Biology 2024年第9期66卷 1983-1999页

作者： Zhong Shan Yanli Chu Guangfang sun Rui Chen Jun Yan Qiwei He Yingna Liu Bin Wang Mingda luan Wenzhi Lan School of Life Sciences Nanjing UniversityNanjing 210023China Institute of Future Agriculture Northwest A&F UniversityYangling 712100China

Phosphorus is an essential macronutrient for plant growth and *** response to phosphate(Pi)deficiency,plants rapidly produce a substitutive amount of root hairs;however,the mechanisms underlying Pi supply for root hair growth remain ***,we observed that soybean(Glycine max)plants maintain a consistent level of Pi within root hairs even under external Pi *** therefore investigated the role of vacuole-stored Pi,a major Pi reservoir in plant cells,in supporting root hair growth under Pi-deficient *** findings indicated that two vacuolar Pi efflux(VPE)transporters,GmVPE1 and GmVPE2,remobilize vacuolar stored Pi to sustain cytosolic Pi content in root hair *** analysis showed that double mutants of GmVPE1 and GmVPE2 exhibited reduced root hair growth under low Pi ***,GmVPE1 and GmVPE2 were highly expressed in root hairs,with their expression levels significantly upregulated by low Pi *** analysis revealed that GmRSL2(ROOT HAIR DEFECTIVE 6-like 2),a transcription factor involved in root hair morphogenesis,directly binds to the promoter regions of GmVPE1 and GmVPE2,and promotes their expressions under low Pi ***,mutants lacking both GmRSL2 and its homolog GmRSL3 exhibited impaired root hair growth under low Pi stress,which was rescued by overexpressing either GmVPE1 or *** together,our study has identified a module comprising vacuolar Pi exporters and transcription factors responsible for remobilizing vacuolar Pi to support root hair growth in response to Pi deficiency in soybean.

关键词： mineral deficiency remobilization root remodeling transcriptional regulation