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Adhesion strength of tetrahydrofuran hydrates is dictated by substrate stiffness

Petroleum Science 2024年第1期21卷 667-673页

作者： Yan-wen Lin Tong Li Yi Zhang Wei-Wei Yan Xiao-Ming Chen Zhi-Sen Zhang jian-Yang Wu Department of Physics Research Institute for Biomimetics and Soft MatterJiujiang Research Institute and Fujian Provincial Key Laboratory for Soft Functional Materials ResearchXiamen UniversityXiamen361005FujianChina Key Laboratory of Marine Materials and Related Technologies Zhejiang Key Laboratory of Marine Materials and Protective TechnologiesNingbo Institute of Materials Technology and EngineeringChinese Academy of SciencesNingbo315201ZhejiangChina Key Laboratory of Icing and Anti/De-icing China Aerodynamics Research and Development CenterMianyang621000SichuanChina Micro-and Nano-technology Research Center State Key Laboratory for Manufacturing Systems EngineeringXi’an Jiaotong UniversityXi’an710049ShaanxiChina Electronic Materials Research Lab Key Laboratory of the Ministry of EducationXi’an Jiaotong UniversityXi’an710049ShaanxiChina NTNU Nanomechanical Lab Norwegian University of Science and Technology(NTNU)Trondheim7491Norway

Understanding the hydrate adhesion is important to tackling hydrate accretion in ***,the relationship between the Tetrahydrofuran(THF)hydrate adhesion strength(AS)and surface stiffness on elastic coatings is systemically examined by experimental shear force measurements and theoretical *** mechanical factor-elastic modulus of the coatings greatly dictates the hydrate AS,which is explained by the adhesion mechanics theory,beyond the usual factors such as wettability and structural ***,the hydrate AS increases with reducing the thickness of the elastic coatings,resulted from the decrease of the apparent surface elastic *** effect of critical thickness for the elastic materials with variable elastic modulus on the hydrate AS is also *** study provides deep perspectives on the regulation of the hydrate AS by the elastic modulus of elastic materials,which is of significance to design anti-hydrate surfaces for mitigation of hydrate accretion in petro-pipelines.

关键词： Hydrate Adhesion strength Elastic modulus Coatings

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Single nucleus/cell RNA-seq of the chicken hypothalamicpituitaryovarian axis offers new insights into the molecular regulatory mechanisms of ovarian development

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Zoological Research 2024年第5期45卷 1088-1107页

作者： dong Leng Bo Zeng Tao Wang Bin-Long Chen Di-Yan Li Zhuan-jian Li School of Pharmacy Chengdu UniversityChengduSichuan 610106China College of Animal Science and Technology Sichuan Agricultural UniversityChengduSichuan 611130China College of Animal Science Xichang UniversityXichangSichuan 615000China College of Animal Science and Technology Henan Agricultural UniversityZhengzhouHenan 450046China

The hypothalamic-pituitary-ovarian(HPO)axis represents a central neuroendocrine network essential for reproductive *** its critical role,the intrinsic heterogeneity within the HPO axis across vertebrates and the complex intercellular interactions remain poorly *** study provides the first comprehensive,unbiased,cell type-specific molecular profiling of all three components of the HPO axis in adult Lohmann layers and Liangshan Yanying *** the hypothalamus,pituitary,and ovary,seven,12,and 13 distinct cell types were identified,*** indicated that the pituitary adenylate cyclase activating polypeptide(PACAP),follicle-stimulating hormone(FSH),and prolactin(PRL)signaling pathways may modulate the synthesis and secretion of gonadotropin-releasing hormone(GnRH),FSH,and luteinizing hormone(LH)within the hypothalamus and *** the ovary,interactions between granulosa cells and oocytes involved the KIT,CD99,LIFR,FN1,and ANGPTL signaling pathways,which collectively regulate follicular *** SEMA4 signaling pathway emerged as a critical mediator across all three tissues of the HPO ***,gene expression analysis revealed that relaxin 3(RLN3),gastrin-releasing peptide(GRP),and cocaine-and amphetamine regulated transcripts(CART,also known as CARTPT)may function as novel endocrine hormones,influencing the HPO axis through autocrine,paracrine,and endocrine *** analyses between Lohmann layers and Liangshan Yanying chickens demonstrated higher expression levels of GRP,RLN3,CARTPT,LHCGR,FSHR,and GRPR in the ovaries of Lohmann layers,potentially contributing to their superior reproductive *** conclusion,this study provides a detailed molecular characterization of the HPO axis,offering novel insights into the regulatory mechanisms underlying reproductive biology.

关键词： Chickens Single nucleus/cell transcriptome Hypothalamic-pituitary-ovarian axis Signal crosstalk Hormones

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Advance in reversible Zn anodes promoted by 2D materials

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Rare Metals 2024年第4期43卷 1350-1369页

作者： Shu-Yuan Lei Jin-Xiu Feng Yu-Chao Chen dong Zheng wen-Xian Liu wen-Hui Shi Fang-Fang Wu Xie-Hong Cao School of Materials Science and Engineering Zhejiang University of TechnologyHangzhou310014China Center for Membrane Separation and Water Science and Technology College of Chemical EngineeringZhejiang University of TechnologyHangzhou310014China

With the growing energy demand associated with high safety and low-cost requirement,aqueous zinc-ion batteries(AZIBs)have been considered as one of the most promising next-generation ***,some key issues,such as uncontrollable dendrites growth,severe corrosion,hydrogen evolution and side reactions of Zn anodes during charge/discharge process,have hindered its pragmatic ***-dimensional(2D)materials hold advantages of unique physical and chemical properties,large surface areas and abundant active sites,which have been successfully used to overcome the above shortcomings of Zn anodes in recent *** this review,the issues and challenges of Zn anodes are ***,the state-of-the-art progress on Zn anodes modification based on 2D materials such as graphene,2D metal carbides and nitrides(MXenes),2D metal-organic frameworks(MOFs),2D covalent organic frameworks(COFs),2D transition metal compounds and other 2D materials is discussed in ***,the perspectives of employing 2D materials in highly reversible Zn anodes are summarized and discussed.

关键词： 2D materials Aqueous zinc-ion battery Zn anodes Dendrites growth

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Physical exercise reverses immuno-cold tumor microenvironment via inhibiting SQLE in non-small cell lung cancer

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Military Medical Research 2024年第4期11卷 616-619页

作者： Zhi-wen Luo Ya-Ying Sun Wei Xia Jun-Ying Xu dong-Jing Xie Chun-Meng Jiao Ji-Ze dong Hui Chen Ren-wen Wan Shi-Yi Chen Jie Mei wen-Jun Mao Department of Sports Medicine Huashan Hospital Affiliated to Fudan UniversityShanghai 200040China Department of Sports Medicine Shanghai General HospitalShanghai 200080China Department of Critical Care Medicine the Affiliated Wuxi People’s Hospital of Nanjing Medical UniversityWuxi 214023JiangsuChina Department of Oncology the Affiliated Wuxi People’s Hospital of Nanjing Medical UniversityWuxi 214023JiangsuChina Guangdong Pharmaceutical University Guangzhou 510006China Institute of Acupuncture Research Institutes of Integrative MedicineFudan UniversityShanghai 200433China Department of Cardiothoracic Surgery the Affiliated Wuxi People’s Hospital of Nanjing Medical UniversityWuxi 214023JiangsuChina

Dear Editor,Physical exercise has been shown to be associated with reduced cancer incidence and cancer-associated mortality[1,2],but the underlying mechanisms are *** regulation has emerged as one of the most prominent mechanisms explaining the effects of exercise on cancer[1,2].Physical exercise primarily lowers blood cholesterol and triglycerides,and protects against cardiovascular diseases[3].However,whether physical exercise can modulate cholesterol metabolism in tumor cells is currently unknown.

关键词： Physical exercise Non-small cell lung cancer(NSCLC) Squalene epoxidase(SQLE) Tumor immune microenvironment(TIME)

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Current Mycoplasma pneumoniae epidemic among children in Shanghai:unusual pneumonia caused by usual pathogen

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World Journal of Pediatrics 2024年第1期20卷 5-10页

作者： Xiao-Bo Zhang wen He Yong-Hao Gui Quan Lu Yong Yin jian-Hua Zhang Xiao-Yan dong Ying-wen Wang Ying-Zi Ye Hong Xu Jia-Yu Wang Bing Shen Dan-Ping Gu Li-Bo Wang Yi Wang Department of Respiratory Medicine Children's Hospital of Fudan University399 Wanyuan RoadShanghai 201102China State Key Laboratory of Genetic Engineering at School of Life Sciences Institute of Reproduction&DevelopmentChildren's Hospital of Fudan UniversityShanghaiChina Department of Respiratory Medicine Children's Hospital of Shanghai Jiao Tong UniversityShanghaiChina Department of Respiratory Medicine Shanghai Children's Medical CenterAffiliated to Shanghai Jiaotong University School of MedicineShanghaiChina Department of Pediatric Respiratory Xinhua HospitalAffiliated to Shanghai Jiaotong University School of MedicineShanghaiChina Department of Nursing Children's Hospital of Fudan UniversityShanghaiChina Department of Infectious Diseases Children's Hospital of Fudan UniversityShanghaiChina Department of Nephrology Children's Hospital of Fudan UniversityShanghaiChina NHC Key Laboratory of Neonatal Diseases Children's Hospital of Fudan UniversityShanghaiChina Shanghai Shenkang Hospital Development Center ShanghaiChina Center for Medical Quality Control Management of Shanghai ShanghaiChina Department of Neurology Children's Hospital of Fudan University399Wanyuan RoadShanghai 201102China

Mycoplasma pneumoniae(***),primarily transmitted through respiratory droplets when infected individuals cough or sneeze,is a common cause of communityacquired pneumonia,especially among school-age children and *** infection occurs endemically with an epidemic peak every few *** worldwide incidence confirmed by direct test methods was reported to be 8.61%between 2017 and 2020 across all age groups[1].

关键词： pneumonia epidemic respiratory

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Energy partition in laser-induced cavitation bubbles near the rigid wall with a gas-containing hole

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Journal of Hydrodynamics 2024年第3期36卷 435-443页

作者： dong-qiao He Hai-gang wen Si-yuan Geng Chen-xi Yang Qiang Zhong Zhi-feng Yao College of Water Resources and Civil Engineering China Agricultural UniversityBeijing100083China PowerChina Beijing Engineering Corporation Limited Beijing100024China State Key Laboratory of Efficient Utilization of Agricultural Water Resources Beijing100083China Beijing Engineering Research Center of Safety and Energy Saving Technology for Water Supply Network System China Agricultural UniversityBeijing100083China

To investigate the energy partition in laser-induced cavitation bubbles near the rigid wall with a gas-containing hole,we utilized a nanosecond resolution photography system based on a Q-switched Nd:YAG laser and conventional industrial camera to carefully observe the transient process of bubble collapse near the rigid wall with a gas-containing *** analyzed the generation of collapse microjets and the emission of collapse shock *** found that the cavitation bubble near the rigid wall with a gas-containing hole collapsed at different times and space,and produced various types of shock *** on the far field pressure information of the shock waves measured by hydrophone,the energy of the shock waves generated by the bubble collapse near the rigid wall with a gas-containing hole is calculated for the first *** results show that the ratio of collapse shock wave energy to bubble energy is approximately between 0.7 and 0.8.

关键词： Energy partition bubble collapse laser-induced shock wave gas-containing hole

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Comprehensive analysis of the gut microbiome and posttranslational modifications elucidates the route involved in microbiota-host interactions

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Zoological Research 2024年第1期45卷 95-107页

作者： Hai-Yang Wang Lan-Xiang Liu Xue-Yi Chen Yang-dong Zhang wen-Xia Li wen-wen Li Lian Wang Xiao-Long Mo Hong Wei Ping Ji Peng Xie NHC Key Laboratory of Diagnosis and Treatment on Brain Functional Diseases First Affiliated Hospital of Chongqing Medical UniversityChongqing 400016China College of Stomatology and Affiliated Stomatological Hospital of Chongqing Medical University Chongqing 401147China Chongqing Key Laboratory for Oral Diseases and Biomedical Sciences Chongqing 401147China Department of Neurology Yongchuan Hospital of Chongqing Medical UniversityChongqing 402160China Department of Pathology Faculty of Basic MedicineChongqing Medical UniversityChongqing 400016China Department of Neurology First Affiliated Hospital of Chongqing Medical UniversityChongqing 400016China Yu-Yue Pathology Scientific Research Center Chongqing 401329China

The gut microbiome interacts with the host to maintain body homeostasis,with gut microbial dysbiosis implicated in many ***,the underlying mechanisms of gut microbe regulation of host behavior and brain functions remain *** study aimed to elucidate the influence of gut microbiota on brain functions via post-translational modification mechanisms in the presence or absence of bacteria without any *** conducted succinylome analysis of hippocampal proteins in germ-free(GF)and specific pathogen-free(SPF)mice and metagenomic analysis of feces from SPF *** results were integrated with previously reported hippocampal acetylome and phosphorylome data from the same batch of *** bioinformatics analyses revealed 584 succinylation sites on 455 proteins,including 54 up-regulated succinylation sites on 91 proteins and 99 down-regulated sites on 51 proteins in the GF mice compared to the SPF *** constructed a panoramic map of gut microbiota-regulated succinylation,acetylation,and phosphorylation,and identified cross-talk and relative independence between the different types of post-translational modifications in modulating complicated intracellular *** correlation analysis indicated that 13 taxa,predominantly belonging to the Bacteroidetes phylum,were correlated with the biological functions of post-translational *** correlations between these taxa and succinylation and negative correlations between these taxa and acetylation were identified in the modulation of intracellular *** study highlights the hippocampal physiological changes induced by the absence of gut microbiota,and proteomic quantification of succinylation,phosphorylation,and acetylation,contributing to our understanding of the role of the gut microbiome in brain function and behavioral phenotypes.

关键词： Gut microbiota Hippocampal protein Post-translational modifications Succinylation Acetylation Phosphorylation

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An Efficient Optimization Design Framework for Low-Resistance Shape of Bionic Amphibious Robot

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China Ocean Engineering 2024年第1期38卷 117-128页

作者： ZHANG Dai-yu ZHANG Man-yu WANG Zhi-dong ZHENG wen-sheng LING Hong-jie HU Jun-ming School of Naval Architecture and Ocean Engineering Jiangsu University of Science and TechnologyZhenjiang 212003China

To realize the low-resistance shape optimization design of amphibious robots,an efficient optimization design framework is proposed to improve the geometric deformation flexibility and optimization *** the proposed framework,the free-form deformation parametric model of the flat slender body is established and an analytical calculation method for the height constraints is *** method is introduced to carry out the high-precision resistance calculation and a constrained Kriging-based optimization method is built to improve the optimization efficiency by circularly infilling the new sample points which satisfying the ***,the shape of an amphibious robot example is optimized to get the low-resistance shape and the results demonstrate that the presented optimization design framework has the advantages of simplicity,flexibility and high efficiency.

关键词： amphibious robot optimization method free-form deformation CFD-based hydrodynamic calculation

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Identification of Motor Nuclei in the Medulla Oblongata of Carp for Biological Control

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Journal of Bionic Engineering 2024年第2期21卷 842-851页

作者： Yang Zhao Yong Peng Yudong wen Lingjun Han Yanhong Yan Xueying dong Hui Zhang Zheng Zhao Xiaoyue Liu School of Electrical Engineering Yanshan UniversityQinhuangdao066004China School of Mechanical Engineering Yanshan UniversityQinhuangdao066004China Key Laboratory of National Defense of Mechanical Structure and Material Science Under Extreme Conditions Yanshan UniversityQinhuangdao066004China Institute of Marine Science and Engineering Yanshan UniversityQinhuangdao066004China Shijiazhuang University Shijiazhuang050035China

Brain-controlled technology is the key technology in biological control,and the corresponding relationship between animal brain nuclei and motor behavior is the *** purpose of this study was to explore the motor nuclei of the medulla oblongata in *** carps were subjected to electrical stimulation and chemical stimulation experiments,respectively,in the water-free state,and the effective chemical stimulation sites were injected with the pontamine sky blue *** brain tissue sections were obtained by paraffin tissue section technology and the neutral red staining *** comparing the positions of the brain nuclei shown in earlier studies,the motor nerve nuclei in the medulla oblongata were *** brain electrode was implanted into the motor nucleus of the medulla oblongata,and the underwater control experiment and behavioral tests were carried out with different electrical stimulation *** results showed that the abducens nucleus(NVI)was the motor nucleus that controls the ipsilateral steering,and the facial nucleus(NVII)was the motor nucleus that controls the forward *** adjusting the stimulation voltage and the stimulation pulse number,the carp can be stably controlled to achieve a left–right steering motion of 30°–180°and a forward motion of more than 80 cm/*** study indicated that the quantitative control of the steering and forward behavior of the carp can be achieved by electrical stimulation of the NVI and NVII,which provided a certain experimental basis for the accurate control of the carp robot.

关键词： Biological control Carp Medulla oblongata motor nucleus Electrical stimulation technique Chemical stimulation technique

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Novel MIP gene mutation causes autosomal-dominant congenital cataract

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International Journal of Ophthalmology(English edition) 2024年第3期17卷 454-465页

作者： Jing-Lan Ni Hua-Ming wen Xiao-Sheng Huang Qian-wen Li Jia-Min Cai Bao-jian Fan Jun Zhao The Second Clinical Medical College Jinan UniversityShenzhen 518020Guangdong ProvinceChina Department of Ophthalmology Dongguan Chang’an HospitalDongguan 523843Guangdong ProvinceChina Shenzhen Eye Hospital Affiliated to Jinan University Shenzhen Eye InstituteShenzhen 518040Guangdong ProvinceChina Department of Oral&Maxillofacial Surgery Shenzhen Stomatology Hospital Affiliated to Shenzhen UniversityShenzhen 518040Guangdong ProvinceChina Department of Neurosurgery Massachusetts General Hospital and Harvard Medical SchoolBoston 02114MassachusettsUSA Department of Ophthalmology Shenzhen People’s Hospital(the Second Clinical Medical CollegeJinan Universitythe First Affiliated HospitalSouthern University of Science and Technology)Shenzhen 518020Guangdong ProvinceChina

●AIM:To identify disease-causative mutations in families with congenital cataract.●METHODS:Two Chinese families with autosomaldominant congenital cataract(ADCC)were recruited and underwent comprehensive eye *** panel next-generation sequencing of common pathogenic genes of congenital cataract was performed in the proband of each *** sequencing was used to valid the candidate gene mutations and sequence the other family members for co-segregation *** effect of sequence changes on protein structure and function was predicted through bioinformatics *** intrinsic protein(MIP)-wildtype and MIP-G29R plasmids were constructed and microinjected into zebrafish single-cell stage *** embryonic lens phenotypes were screened using confocal microscopy.●RESULTS:A novel heterozygous mutation(c.85G>A;p.G29R)in the MIP gene was identified in the proband of one family.A known heterozygous mutation(c.97C>T;p.R33C;rs864309693)in MIP was found in the proband of another ***-silico prediction indicated that the novel mutation might affect the MIP protein *** embryonic lens was uniformly transparent in both wild-type PCS2+MIP and mutant PCS2+MIP.●CONCLUSION:Two missense mutations in the MIP gene in Chinese cataract families are identified,and one of which is *** findings expand the genetic spectrum of MIP mutations associated with *** functional studies suggest that the novel MIP mutation might not be a gain-of-function but a loss-of-function mutation.

关键词： congenital cataract major intrinsic protein missense mutation zebrafish model

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