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Previously undiagnosed Morgagni hernia with bowel perforation detected during repeat screening colonoscopy: A case report

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World Journal of Clinical Cases 2024年第14期12卷 2389-2395页

作者： Said Al Alawi Alan n Barkun Sara najmeh division of Gastroenterology McGill UniversityMontrealQC H4A 3J1Canada division of Thoracic surgery McGill UniversityMontrealQC H4A 3J1Canada

BACKGROUnd Morgagni hernia(MH)is a form of congenital diaphragmatic hernia(CdH)characterized by an incomplete formation of diaphragm,resulting in the protru-sion of abdominal organs into the thoracic *** estimated incidence of CdH is between 1 in 2000 and 1 in 5000 live births,although the true incidence is *** typically presents in childhood and can be diagnosed either pre-natally or ***,it can also be asymptomatic and carry the risk of developing into a life-threatening condition in *** SUMMARY A 76-year-old female with no history of prior abdominal surgeries presented for an elective colonoscopy for polyp *** the procedure,when approaching the hepatic flexure,the scope could not be advanced further despite multiple *** patient experienced mild abdominal discomfort,leading to the abortion of the *** in the recovery area,she developed increa-sing abdominal pains and *** abdominal imaging revealed her-niation of the proximal transverse colon through a MH into the chest with evi-dence of *** patient underwent laparoscopic urgent colonic resection and primary hernia repair and was discharged uneventfully 2 d *** A MH is a rare condition in adults that can present as a life-threatening compli-cation of colonoscopy,even in patients with a history of uneventful *** case highlights the importance of considering congenital and internal hernias when faced with sudden and unexplained difficulties during *** there is a suspicion of MH,the endoscopist should halt the procedure and immediately obtain abdominal imaging to confirm the diagnosis.

关键词： Bowel perforation Colonoscopy Adverse event Congenital diaphragmatic

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The interaction of the structure-directing agent with the zeolite framework determines germanium distribution in SCM-15 germanosilicate

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Frontiers of Chemical Science and Engineering 2024年第5期18卷 105-114页

作者： Stoyan P.Gramatikov Petko St.Petkov Zhendong Wang Weimin Yang Georgi n.Vayssilov Faculty of Chemistry and Pharmacy University of Sofia1126 SofiaBulgaria State Key Laboratory of Green Chemical Engineering and Industrial Catalysis Sinopec Shanghai Research Institute of Petrochemical Technology Co.Ltd.Shanghai 201208China

We report results from computational modeling of the relative stability of germanosilicate SCM-15 structure due to different distribution of germanium heteroatoms in the double four-member rings(d4Rs)of the framework and the orientation of the structure directing agent(SdA)molecules in the as-synthesized *** calculated relative energies of the bare zeolite framework suggest that structures with germanium ions clustered in the same d4Rs,e.g.,with large number of Ge–O-Ge contacts,are the most *** simulations of various orientations of the SdA in the pores of the germanosilicate zeolite show different stability order-the most stable models are the structures with germanium spread among all ***,for SCM-15 the stabilization due to the presence of the SdA and their orientation,is thermodynamic factor directing both the formation of specific framework type and Ge distribution in the framework during the *** relative stability of bare structures with different germanium distribution is of minor *** differs from SCM-14 germanosilicate,reported earlier,for which the stability order is preserved in presence of ***,even for zeolites with the same chemical composition and SdA,the characteristics of their framework lead to different energetic preference for germanium distribution.

关键词： zeolite density functional theory structure-directing agent SCM-15

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Oligodendroctyes:the forgotten players of diabetes pathophysiology

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neural Regeneration Research 2024年第11期19卷 2349-2350页

作者： Juan Antonio López-Villodres Beatriz García-díaz departamento Fisiología Humana Histología HumanaAnatomía Patológica y Educación Física y DeportivaFacultad de MedicinaUniversidad de MálagaMálagaSpain UGC neurociencia.Instituto de Investigación Biomédica de Málaga y Plataforma en nanomedicina(IBIMA Plataforma Bionand) MálagaSpain

Oligodendrocytes(OLs),glial cells that provide myelin sheaths to axons in the central nervous system(CnS),have a dual ***,this myelin fatty cover around the axons protects the nerves and is crucial for the saltatory propagation of action *** and not less important,OLs provide trophic support to neurons and ***,OL metabolism is important for OL well-being and the proper accomplishment of their functions,and OL metabolism energetics directly affect the energy metabolism of neighboring neurons.

关键词： metabolism nerves myelin

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Further investigation on the fusion of ^(6)Li with ^(209)Bi target at near-barrier energies

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Chinese Physics C 2024年第7期48卷 106-117页

作者：张高龙焦振威张广鑫 M.R.Cortes 胡世鹏钱建强 d.Mengoni 屈卫卫李聪博郑云张焕乔孙慧斌王楠张春雷 J.J.Valiente-dobón d.Testov M.Mazzocco A.Gozzelino C.Parascandolo d.Pierroutsakou M.La Commara A.Goasduff d.Bazzacco d.R.napoli F.Galtarossa F.Recchia A.Illana S.Bakes I.Zanon S.Aydin G.de Angelis M.Siciliano R.Menegazzo S.M.Lenzi J.L.Ferreira J.Rangel Serkan Akkoyun L.F.Canto J.Lubian School of Physics Beihang UniversityBeijing 100191China Sino-French Institute of nuclear Engineering and Technology Sun Yat-Sen UniversityZhuhai 519082China Instituto de Física Universidade Federal Fluminense24210-340NiteróiRio de JaneiroBrazil Institute for Advanced Study in nuclear Energy&Safety Shenzhen UniversityShenzhen 518060China Shenzhen Key Laboratory of Research and Manufacture of High Purity Germanium Materials and Fetectors Shenzhen UniversityShenzhen 518060China InFn Sezione di PadovaPadovaItaly dipartimento di fisica Astronomia dell'Universita di padova PadovaItaly State Key Laboratory of Radiation Medicine and Protection School of Radiation Medicine and ProtectionSoochow UniversitySuzhou 215123China China Institute of Atomic Energy Beijing 102413China The Key Laboratory of Beam Technology and Material Modification of Ministry of Education College of Nuclear Science and TechnologyBeijing Normal UniversityBeijing 100875China InFn Laboratori Nazionali di LegnaroI-35020 LegnaroItaly InFn Sezione di NapoliI-80126 NapoliItaly dipartimento di Farmacia Universitàdi Napoli"Federico II"I-80131 NapoliItaly department of natural and Mathematical Sciences Faculty of EngineeringTarsus University33480 MersinTurkiye Physics division Argonne National LaboratoryLemont-ILUSA departamento de Matemaética Física e Computaç˜ao Universidade do Estado do Rio de JaneiroFaculdade de Tecnologia27537-000ResendeRio de JaneiroBrazil department of Physics Sivas Cumhuriyet UniversitySivasTurkey Instituto de Física Universidade Federal do Rio de JaneiroCP 6852821941-972Rio de JaneiroBrazil

The complete and incomplete fusion cross sections for ^(6)Li+^(209)Bi were measured using the in-beamγ-ray method around the Coulomb *** cross sections of(deuteron captured)incomplete fusion(ICF)products were re-quantified experimentally for this reaction *** results reveal that the ICF cross section is equivalent to that of complete fusion(CF)above the Coulomb barrier and dominant near or below the Coulomb barrier.A theoretical calculation based on the continuum discretized coupled channel(CdCC)method was performed for the aforementioned CF and ICF cross sections;the result is consistent with the *** universal fusion function(UFF)was also compared with the measured CF cross section for different barrier parameters,demonstrating that the CF suppression factor is significantly influenced by the choice of potential,which can reflect both dynamic and static effects of breakup on the fusion process.

关键词： cross section incomplete fusion suppression factor weakly bound nuclei

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Turbine Passage Secondary Flow dynamics and Endwall Heat Transfer Under different Inflow Turbulence

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Journal of Harbin Institute of Technology(new Series) 2024年第3期31卷 51-62页

作者： Arjun K S Tide P S Biju n division of Mechanical Engineering School of EngineeringCochin University of Science&TechnologyKalamassery 682022India

This study presents endwall hydrodynamics and heat transfer in a linear turbine cascade at Re 5×105 at low and high intensities of *** are numerically predicted using the standard SST model and Reθ-γtransition model as well as using the high-resolution LES *** major secondary flow components,comprising the horseshoe,corner,and passage vortices are recognized and the impact on heat or mass transfer is *** complicated behavior of turbine passage secondary flow generation and establishment are impacted by the perspective of boundary layer attributes and inflow *** passage vortex concerning the latest big leading-edge vane is generated by the enlargement of the circulation developed at the first instance adjacent to the pressure side becomes powerful and mixes with other vortex systems during its migration towards the suction *** study conclusions reveal that substantial enhancements are attained on the endwall surface,for the entire spanwise blade extension on the pressure surface,and in the highly 3-d region close to the endwall on the suction *** forecasted suction surface thermal exchange depicts great conformity with the measurement values and precisely reproduces the enhanced thermal exchange owing to the development and lateral distribution of the secondary flows along the midspan of the blade passage *** impacts of the different secondary flow structures on the endwall thermal exchange are described in depth.

关键词： turbine vane heat transfer endwall turbulence secondary flow

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