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World Journal of Clinical Cases 2019年第20期7卷 3377-3383页

作者： Juan Luo ying-Han Jiang Zi lei ying-lei miao Department of Gastroenterology the First Affiliated Hospital of Kunming Medical UniversityInstitute of Digestive DiseaseKunming 650000Yunnan ProvinceChina Department of Pathology the First People’s Hospital of Yunnan ProvinceKunming 650000Yunnan ProvinceChina Department of Pathology the First Affiliated Hospital of Kunming Medical UniversityKunming 650000Yunnan ProvinceChina

BACKGROUND Anaplastic large cell lymphoma(ALCL)is a CD30-positive T cell lymphoma,a rare type of non-Hodgkin *** current World Health Organization classification system divides ALCLs into anaplastic lymphoma kinase(ALK)-positive and ALK-negative *** rarely presents in the gastrointestinal *** SUMMARY A 54-year-old male was admitted to the department of gastroenterology for abdominal *** presented with lower abdominal pain,diarrhea and recurrent oral and penile *** was misdiagnosed with Behcet's disease and treated with *** after one month,he was hospitalized in another hospital for *** time,the lesion on the penis was biopsied for histological *** final pathological diagnosis was ALCL,*** patient was treated with cyclophosphamide,doxorubicin,vincristine,prednisolone ***,he died within one *** Gastrointestinal ALCL needs to be considered in the differential diagnosis to avoid delaying *** biopsy is the most important for early diagnosis and treatment.

关键词： Anaplastic large cell lymphoma Anaplastic lymphoma kinase Behcet's disease Colon ulcer Penis ulcer Case report

Rare primary rectal mucosa-associated lymphoid tissue lymphoma with curative resection by endoscopic submucosal dissection:A case report and review of literature

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World Journal of Clinical Cases 2022年第21期10卷 7599-7608页

作者： Yan Tao Qiong Nan Zi lei ying-lei miao Jun-Kun Niu Department of Gastroenterology The First Affiliated Hospital of Kunming Medical UniversityYunnan Province Clinical Research Center for Digestive DiseasesKunming 650032Yunnan ProvinceChina Department of Pathology The First Affiliated Hospital of Kunming Medical UniversityKunming 650032Yunnan ProvinceChina

BACKGROUND Extranodal marginal zone lymphoma of mucosa-associated lymphoid tissue(MALT lymphoma)occurs in approximately 9%of non-Hodgkin B-cell *** gastrointestinal tract is the most commonly affected site of the extranodal forms of primary non-Hodgkin’s ***,it rarely occurs within the rectum,and at present,there is no consensus on its diagnosis and treatment at this *** SUMMARY We report a rare laterally spreading tumour-like rectal MALT lymphoma case in which the diagnosis and the depth of infiltration were determined by magnifying endoscopy and ultrasonic ***,the lesion was en bloc resected by endoscopic submucosal dissection(ESD)*** lesion was confirmed as MALT lymphoma by haematoxylin and eosin staining,immunohistochemical staining and gene arrangement *** exams have indicated a 2-year disease-free survival for this *** We report a rare primary rectal MALT lymphoma that was curable with resection by *** is a safe and effective therapeutic option for rectal MALT lymphoma.

关键词： Rectum Mucosa-associated lymphoid tissue lymphoma Endoscopic submucosal dissection En bloc resection Case report

Thalidomide combined with endoscopy in the treatment of Cronkhite-Canada syndrome:A case report

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World Journal of Clinical Cases 2022年第28期10卷 10366-10374页

作者： Jia-Mei Rong Meng-Lin Shi Jun-Kun Niu Juan Luo ying-lei miao Department of Gastroenterology The First Affiliated Hospital of Kunming Medical UniversityKunming 650032Yunnan ProvinceChina

BACKGROUND Cronkhite-Canada syndrome(CCS)is a rare non-hereditary disease with a poor prognosis and a mortality rate of up to 55%.Currently,there is no standard treatment for *** department of gastroenterology of our hospital admitted a patient with CCS whose symptoms improved significantly after treatment with thalidomide combined with endoscopy,and there was no obvious adverse reaction during the 2-year *** SUMMARY A 47-year-old Chinese man presented with diarrhea for more than 4 mo,accompanied by loss of taste,fatigue,and weight *** examination demonstrated that the patient’s skin and hands were hyperpigmented,the front edges of the nails of both hands were notably thickened and yellow,and the nails were partially *** endoscopy identified a diffuse polypoid bulge,and the patient bore an albumin level of 27.3 g/*** level of the calcium correction amount was(2.164 m M)which allowed for a comprehensive diagnosis of Cronkhite-Canada syndrome,combined with hypoalbuminemia and *** of 150 mg per day was administered to regulate immunity,and the symptoms were relieved after 1 *** the follow-up period,polyps were still found that had not been resolved by thalidomide treatment,and endoscopic therapy was *** resulted in further improvement of his condition and no particular discomfort during the 2 years of *** The patient’s symptoms were significantly relieved by thalidomide 2 years after treatment,proposing it as a potential treatment for CCS.

关键词： Cronkhite-Canada syndrome Diarrhea Polyp Thalidomide Endoscopic therapy Case report

Awareness and attitude of fecal microbiota transplantation through transendoscopic enteral tubing among inflammatory bowel disease patients

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World Journal of Clinical Cases 2020年第17期8卷 3786-3796页

作者： Min Zhong Yang Sun Hong-Gang Wang Cicilia Marcella Bo-Ta Cui ying-lei miao Fa-Ming Zhang Medical Center for Digestive Diseases The Second Affiliated Hospital of Nanjing Medical UniversityNanjing 210011Jiangsu ProvinceChina Key Lab of Holistic Integrative Enterology Nanjing Medical UniversityNanjing 210011Jiangsu ProvinceChina Department of Gastroenterology The First Affiliated Hospital of Kunming Medical UniversityYunnan Institute of Digestive DiseaseKunming 650032YunnanChina Medical Center for Digestive Diseases The Affiliated Huaian No.1 People’s Hospital of Nanjing Medical UniversityHuaian 223300Jiangsu ProvinceChina

BACKGROUND Transendoscopic enteral tubing(TET)has been used in China as a novel delivery route for fecal microbiota transplantation(FMT)into the whole colon with a high degree of patient satisfaction among *** To explore the recognition and attitudes of FMT through TET in patients with inflammatory bowel disease(IBD).METHODS An anonymous questionnaire,evaluating their awareness and attitudes toward FMT and TET was distributed among IBD patients in two provinces of Eastern and Southwestern *** formats included single-choice questions,multiple-choice questions and sorting *** who had not undergone FMT were mainly investigated for their cognition and acceptance of FMT and *** who had experience of FMT,the way they underwent FMT and acceptance of TET were the main *** all the patients were asked whether they would recommend FMT and *** study also analyzed the preference of FMT delivery in IBD patients and the patient-related factors associated with *** A total of 620 eligible questionnaires were included in the *** survey showed that 44.6%(228/511)of patients did not know that FMT is a therapeutic option in IBD,and 80.6%(412/511)of them did not know the concept of *** than half(63.2%,323/511)of the participants stated that they would agree to undergo FMT through *** the patients who underwent FMT via TET[62.4%(68/109)],the majority[95.6%(65/68)]of them were satisfied with *** who had undergone FMT and TET were more likely to recommend FMT than patients who had not(94.5%vs 86.3%,P=0.018 and 98.5%vs 87.8%,P=0.017).Patients’choice for the delivery way of FMT would be affected by the type of disease and whether the patient had the experience of *** compared to patients without experience of FMT,Crohn’s disease and ulcerative colitis patients who had experience of FMT preferred mid-gut TET(P<0.001)and colonic TET(P<0.001),*** Patients’experience of FMT through T

关键词： Recognition Fecal microbiota transplant Washed microbiota transplantation Transendoscopic enteral tubing Attitude

Enhancing thermoelectric performance in P-type Mg_(3)Sb_(2)-based Zintls through optimization of band gap structure and nanostructuring

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Journal of Materials Science & Technology 2024年第3期170卷 25-32页

作者： Yi-bo Zhang Ji-Sheng Liang Chengyan Liu Qi Zhou Zhe Xu Hong-bo Chen Fu-cong Li ying Peng lei miao Guangxi Key Laboratory of Information Material Engineering Research Center of Electronic Information Materials and DevicesMinistry of EducationSchool of Material Science and EngineeringGuilin University of Electronic TechnologyGuilin 541004China Guangxi Key Laboratory for Relativity Astrophysics Center on Nanoenergy ResearchGuangxi Key Laboratory of Processing for Nonferrous Metal and Featured MaterialsSchool of Physical Science&TechnologyGuangxi UniversityNanning 530004China Guangxi Key Laboratory of Precision Navigation Technology and Application Guilin University of Electronic TechnologySchool of Information and CommunicationGuilin 541004China

P-type Mg_(3)Sb_(2)-based Zintls have attracted considerable interest in the thermoelectric(TE)field due to their environmental friendliness and low ***,compared to their n-type counterparts,they show relatively low TE performance,limiting their application in TE *** this work,we simultaneously introduce Bi alloying at Sb sites and Ag doping at Mg sites into the Mg_(3)Sb_(2)to coopera-tively optimize the electrical and thermal properties for the first time,acquiring the highest ZT value of∼0.85 at 723 K and a high average ZT of 0.39 in the temperature range of 323-723 K in sample Mg_(2.94)Ag_(0.06)Sb_(1.9)Bi_(0.1).The first-principle calculations show that the codoping of Ag and Bi can shift the Fermi level into the valence band and narrow the band gap,resulting in the increased carrier concentration from 3.50×10^(17)cm^(-3)in the reference Mg 3 Sb 0.9 Bi 0.1 to∼7.88×10^(19)cm^(-3)in sample Mg 2.94 Ag 0.06 Sb 0.9 Bi *** a result,a remarkable power factor of∼778.9μW m^(-1)K^(-2)at 723 K is achieved in sample Mg 2.94 Ag 0.06 Sb 0.9 Bi ***,a low lattice thermal conductivity of∼0.48 W m^(-1)K^(-1)at 723 K is also obtained with the help of phonon scattering at the distorted lattice,point defects,and nano-precipitates in sample Mg 2.94 Ag 0.06 Sb 0.9 Bi *** synergistic effect of using the multi-element co-doping/-alloying to optimize electrical properties in Mg_(3)Sb_(2)holds promise for further improving the TE performance of Zintl phase materials or even others.

关键词： Thermoelectric materials Band engineering Nanostructuring P-type Mg_(3)Sb_(2) Ag and Bi Co-doping

Progress and prospect of Pt-based catalysts for electrocatalytic hydrogen oxidation reactions

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Nano Research 2024年第3期17卷 960-981页

作者： Xu Zhang ying Xie lei Wang Key Laboratory of Functional Inorganic Material Chemistry Ministry of Education of the People’s Republic of ChinaHeilongjiang UniversityHarbin 150080China

To achieve the goals of the peak carbon dioxide emissions and carbon neutral,the development and utilization of sustainable clean energy are extremely *** fuel cells are an important system for converting hydrogen energy into electrical ***,the slow hydrogen oxidation reaction(HOR)kinetics under alkaline conditions has limited its ***,elucidating the catalytic mechanism of HOR in acidic and alkaline media is of great significance for the construction of highly active and stable *** terms of practicality,Pt is still the primary choice for commercialization of fuel *** the above basis,we first introduced the hydrogen binding energy theory and bifunctional theory used to describe the HOR activity,as well as the pH *** that,the rational design strategies of Pt-based HOR catalysts were systematically classified and summarized from the perspective of activity *** addition,we further emphasized the importance of theoretical simulations and in situ characterization in revealing the HOR mechanism,which is crucial for the rational design of ***,the practical application of Pt-based HOR catalysts in fuel cells was also *** closing,the current challenges and future development directions of HOR catalysts were *** review will provide a deep understanding for exploring the mechanism of highly efficient HOR catalysts and the development of fuel cells.

关键词： Pt-based catalysts hydrogen oxidation reaction(HOR) electrocatalytic mechanism hydrogen binding energy theory bifunctional theory

A study on carbon emission calculation in operation stage of residential buildings based on micro electricity usage behavior:Three case studies in China

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Building Simulation 2024年第1期17卷 147-164页

作者： Menghan Niu ying Ji miao Zhao Jiefan Gu Aonan Li Beijing Key Laboratory of Green Built Environment and Energy Efficient Technology Beijing University of TechnologyBeijing 100124China College of Architecture and Urban Planning Tongji UniversityShanghai 201804China The Bartlett School of Architecture University College LondonWC1E 6BTUK

Along with the improvement of social productivity and living standard,residential buildings generate a growing portion of carbon emissions,especially during the operation ***,energy use behaviors are usually ignored in carbon emission *** study focuses on calculating carbon emissions during the operation stage for residential buildings based on the characteristics of energy use behaviors in different ***,we investigated energy use behaviors in dwellings across three cities in China:Xi'an,Shanghai and ***,we established calibrated carbon emission models and optimization models with different green building measures for residential *** results of this research reveal a significant disparity between the energy usage habits of residents in different climate *** carbon emissions of residential electricity bills in Xi'an,Shanghai and Fuzhou are 13.6 kgCO_(2)/(m^(2)·a)(excluding central heating),29.3 kgCO_(2)/(m^(2)·a)and 17.2 kgCO_(2)/(m^(2)·a),*** carbon emissions account for 32.2%-64.1% of the *** comparison to the model based on internal standard setting,the accuracy of the models using actual internal has improved by 25.9%-37.4%.The three-star green building methods have the highest carbon reduction rate among different star buildings,the emission reduction rates are around 30%.This study's findings are useful for carbon emission calculation and green building design of residential buildings in the future.

关键词： residential building energy usage behavior energy simulation carbon emissions

Shear band evolution and acoustic emission characteristics of sandstone containing non-persistent flaws

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Journal of Rock Mechanics and Geotechnical Engineering 2024年第2期16卷 497-513页

作者： Shuting miao Peng-Zhi Pan Chuanqing Zhang lei Huo State Key Laboratory of Geomechanics and Geotechnical Engineering Institute of Rock and Soil MechanicsChinese Academy of SciencesWuhan430071China University of Chinese Academy of Sciences Beijing100049China CASIC Research Institute of Intelligent Decision Engineering Wuhan430040China

Direct shear tests were conducted on sandstone specimens under different constant normal stresses to study the coalescence of cracks between non-persistent flaws and the shear sliding characteristics of the shear-formed *** image correlation and acoustic emission(AE)techniques were used to monitor the evolution of shear bands at the rock bridge area and microcracking *** experimental results revealed that the shear stresses corresponding to the peak and sub-peak in the stressdisplacement curve are significantly affected by the normal *** localization bands emerged at both the tip of joints and the rock bridge,and their extension and interaction near the peak stress caused a surge in the AE hit rate and a significant decrease in the AE b *** and curvilinear strain bands were detected at low normal stress,while high normal stress generally led to more microcracking events and longer coplanar cracks at the rock bridge ***,an increase in normal stress resulted in a higher AE count rate and more energetic AE events during friction sliding along the shearformed *** was observed that the elastic energy released during the crack coalescence at the prepeak stage was much greater than that released during friction sliding at the post-peak *** than 75%of AE events were located in the low-frequency band(0e100 kHz),and this proportion continued to rise with increasing normal ***,more AE events of low AF value and high RA value were observed in specimens subjected to high normal stress,indicating that greater normal stress led to more microcracks of shear nature.

关键词： Shear band evolution Acoustic emission(AE) Crack coalescence Normal stress Shear sliding

Enhanced thermoelectric performance enabled by compositing ZrO_(2)in n-type SiGe alloy with low thermal conductivity

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Rare Metals 2024年第3期43卷 1167-1176页

作者： Meng-Fei Wang Hua-Jun Lai Ji-Sheng Liang Jun-Liang Chen Wang-Yang Ding Qi Zhou ying Peng Cheng-Yan Liu lei miao Guangxi Key Laboratory for Relativity Astrophysics State Key Laboratory of Featured Metal Materials and Life-Cycle Safety for Composite StructuresSchool of Physical Science and TechnologyGuangxi UniversityNanning530004China Guangxi Academy of Sciences Nanning530007China Key Laboratory of Information Material Engineering Research Center of Electronic Information Materials and DevicesGuilin University of Electronic TechnologyMinistry of EducationGuilin541004China Guangxi Key Laboratory of Precision Navigation Technology and Application School of Information and CommunicationGuilin University of Electronic TechnologyGuilin541004China

SiGe-based thermoelectric(TE)materials have gained increasing interests due to their low maintenance costs,environmental friendliness and long ***,the intrinsically high thermal conductivity of Si-based materials also results in poor TE *** this investigation,a zirconia(ZrO_(2))composite strategy was applied to an n-type SiGe alloy,tremendously elevating its TE *** mechanical alloying and spark plasma sintering(SPS)processes,the ZrO_(2)induced the formation of nanopores in the SiGe matrix via phosphorus ***,such increase in porosity enhanced the phonon scattering and dramatically suppressed lattice thermal conductivity,from 2.83 to 1.59 W·m^(-1)·K^(-1)at 873 ***,reduced phosphorus doping led to an increase in Seebeck coefficients and a relatively minor decrease in electrical conductivity,The power factor didn't deteriorate significantly,either,as its maximum of~3.43 mW·m^(-1-)K^(-2)was achieved at 873 K with(Si_(0.8)Ge_(0.2))_(0.097)P_(0.03)(ZrO_(2))_(0.003).In short,a peak figure of merit(ZT)of~1.27 at 873 K and an average ZT~0.7 from 323 to 873 K were *** study demonstrates that the electrical and thermal transportation of SiGe material can be synergistically tuned by compositing ZrO_(2),illustrating a novel strategy to optimize the TE properties of bulk materials.

关键词： Thermoelectric SiGe alloy ZrO2 composting P element adsorption nanopores

Distribution, bioaccumulation, trophic transfer and risk assessment of trace elements in fish from a typical shallow outflow lake basin, China

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Frontiers of Environmental Science & Engineering 2024年第7期18卷 141-156页

作者： miao He Guijian Liu Xiaodan Shi lei Wu Qiang Chen CAS Key Laboratory of Crust-Mantle Materials and Environment School of Earth and Space SciencesUniversity of Science and Technology of ChinaHefei 230026China Anhui Academy of Environmental Sciences Hefei 230022China School of Resources and Environmental Engineering Hefei University of TechnologyHefei 230009China

Fish are important food sources for humans,and the availability of appropriate amount of trace elements(TEs)plays a crucial role in fish ***,due to large volumes of sewage discharge,high levels of certain elements are present in aquatic environments,and these elements accumulate in fish and potentially affect human *** this study,the distribution and bioaccumulation capacity of trace elements in six dominant fish species from Chaohu Lake(China)were *** results showed that the bioaccumulation capacity of fish for Zn was greater than other *** the source of the TEs in the fish were explored along with the concentration of the TEs in the aquatic environment,which indicated that TEs in fish were mainly obtained through ingestion and indirectly affected by the industrial activities in the ***,stable carbon and nitrogen isotopes were used to classify the trophic levels and explore the biological magnification of TEs of the *** was found that Sb and Sr showed biomagnification with the increase of trophic level of *** on the above analyses,the environmental biogeochemical cycle model of TEs in the lake was distinguished and established,which can offer valuable insights for sustainable fishery management in the downstream Yangtze River Delta ecosystem.

关键词： Trophic level Bioaccumulation Risk assessment Trace elements