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Long-term effectiveness,outcomes and complications of bariatric surgery

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World Journal of Clinical Cases 2023年第19期11卷 4504-4512页

作者： Milena Gulinac Dimitrina Georgieva Miteva Monika peshevska-Sekulovska ivan p novakov Svetozar Antovic Milena peruhova Violeta Snegarova plamena Kabakchieva Yavor Assyov Georgi Vasilev Metodija Sekulovski Snezhina Lazova Latchezar Tomov Tsvetelina Velikova Department of General and Clinical pathology Medical University of PlovdivPlovdiv 4000Bulgaria Department of Genetics Sofia University"St.Kliment Ohridski"Faculty of BiologySofia 1164Bulgaria Department of Gastroenterology University Hospital LozenetzSofia 1407Bulgaria Department of Thoraco-abdominal Surgery Medical University PlovdivPlovdiv 6000Bulgaria University Clinic for Digestive Surgery Medical FacultySkopjeSkopje 1000North Macedonia Department of Gastroenterology Heart and Brain HospitalBurgasBurgas 1000Bulgaria Clinic of Internal Diseases Naval Hospital-VarnaMilitary Medical AcademyMedical FacultyMedical UniversityVarna 9000Bulgaria Clinic of Internal Diseases Naval Hospital-VarnaMilitary Medical AcademyVarna 9010Bulgaria Clinic of Endocrinology University Hospital AlexandrovskaSofia 1431Bulgaria Department of Internal Diseases Medical University–SofiaSofia 1431Bulgaria Clinic of Endocrinology and Metabolic Disorders UMHAT"Sv.Georgi"Plovdiv 4000Bulgaria Department of Anesthesiology and Intensive Care University Hospital LozenetzSofia 1407Bulgaria Medical Faculty Sofia UniversitySt.Kliment OhridskiSofia 1407Bulgaria Department of pediatric University Hospital"N.I.Pirogov"Sofia 1606Bulgaria Department of Healthcare Faculty of Public Health"Prof.Tsekomir VodenicharovMDDSc"Sofia 1527Bulgaria Department of Informatics New Bulgarian UniversitySofia 1618Bulgaria Medical Faculty Sofia University St.Kliment OhridskiSofia 1407Bulgaria

Dietary imbalance and overeating can lead to an increasingly widespread *** considerations aside,obesity is defined as an excess of adipose tissue that can lead to serious health problems and can predispose to a number of pathological changes and clinical diseases,including diabetes;hypertension;atherosclerosis;coronary artery disease and stroke;obstructive sleep apnea;depression;weight-related arthropathies and endometrial and breast cancer.A body weight 20%above ideal for age,gender and height is a severe health *** surgery is a set of surgical methods to treat morbid obesity when other treatments such as diet,increased physical activity,behavioral changes and drugs have *** two most common procedures currently used are sleeve gastrectomy and gastric *** procedure has gained popularity recently and is generally considered safe and *** current data show that perioperative mortality is low and better control of comorbidities and short-term complications is achieved,more randomized trials are needed to evaluate the long-term outcomes of bariatric *** review aims to synthesize and summarize the growing evidence on the long-term effectiveness,outcomes and complications of bariatric surgery.

关键词： Bariatric surgery Long-term outcomes Obesity Roux-en-Y gastric bypass sleeve gastrectomy Effectiveness Safety Quality of life

Self-healable and Robust Film Based on Electroactive polymer Brush as Electrode for Flexible Supercapacitor

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Chinese Journal of polymer Science 2024年第8期42卷 1049-1059页

作者： Maria p.Sokolova Vitaly K.Vorobiov Nikolay N.Smirnov ivan S.Kuryndin Natalya V.Bobrova Michael A.Smirnov Institute of Macromolecular Compounds Russian Academy of SciencesBolshoy pr.31Saint Petersburg 199004Russia

The aim of this study was to develop self-healable and robust elect roconductive film based on polyaniline copolymer for application as electrode in flexible *** this purpose,the electroconductive polymer brushes(EpB)was *** synthesis of EpB is based on graft polymerizations of acrylamide(AAm)on poly(vinyl alcohol)(pVA)with formation of pVA-pAAm polymer brush and subsequent graft copolymerization of aniline and p-phenylenediamine on pVA-pAAm resulting in formation of EpB with electroconducting copoly(aniline-co-pphenylenediamine)(pAph DA).It was found that the ratio between pVA and pAAm at the first stage greatly influence the electrochemical performance of the *** films were prepared by casting of EpB solution with subsequent *** of electrical current distribution through the film with AFM reveal more uniform distribution of pAphDA in EpB in comparison with reference pVA-pAphDA and pAAm-pAphDA *** was demonstrated that mechanical cha racteristics and electrical conductivity values of films restore at large extent after curring and self-healing under optimal relative humidity level(58%).The flexile supercapacitor cell with EpB film electrodes demon strate specific capacitance 602 mF·cm^(-2)at the current density of 1 mA·cm^(-2)and retention 94%of initial capacitance after 5000 charge/discharge cycles.

关键词： polymer brush polyaniline Flexible supercapacitor Self-healing Electroconducting film

products of Commutator Ideals of Some Lie-admissible Algebras

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数学学报（英文版） 2024年第8期40卷 1875-1892页

作者： ivan KAYGORODOV Farukh MASHUROV Tran Giang NAM Ze Rui ZHANG CMA-UBI Universidade da Beira InteriorCovilhãPortugal Shenzhen International Center for Mathematics(SICM) Southern University of Science and TechnologyShenzhen 518055P.R.China Institute of Mathematics VAST18 Hoang Quoc VietCau GiayHanoiVietnam School of Mathematical Sciences South China Normal UniversityGuangzhou 510631P.R.China

In this article,we mainly study the products of commutator ideals of Lie-admissible alge-bras such as Novikov algebras,bicommutative algebras,and assosymmetric *** precisely,we first study the properties of the lower central chains for Novikov algebras and bicommutative *** we show that for every Lie nilpotent Novikov algebra or Lie nilpotent bicommutative algebra A,the ideal of A generated by the set {ab-ba|a,b E A} is ***,we study prop-erties of the lower central chains for assosymmetric algebras,study the products of commutator ideals of assosymmetric algebras and show that the products of commutator ideals have a similar property as that for associative algebras.

关键词： 17A30 17B30 17D25 assosymmetric algebra bicommutative algebra Lie nilpotent algebra Novikov algebra

From bibliometric analysis: 3D printing design strategies and battery applications with a focus on zinc‐ion batteries

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SmartMat 2024年第1期5卷 59-82页

作者： Xuan Gao Kejiang Liu Chang Su Wei Zhang Yuhang Dai ivan p.parkin Claire J.Carmalt Guanjie He Christopher Ingold Laboratory Department of ChemistryUniversity College LondonLondonUK Electrochemical Innovation Lab(EIL) Department of Chemical EngineeringUniversity College LondonLondonUK Department of physics Hong Kong Baptist UniversityHong KongChina Nanyang Technopreneurship Center Nanyang Technological UniversitySingaporeSingapore

Three‐dimensional(3D)printing has the potential to revolutionize the way energy storage devices are designed and *** this paper,we explore the use of 3D printing in the design and production of energy storage devices,especially zinc‐ion batteries(ZIBs)and examine its potential advantages over traditional manufacturing methods.3D printing could significantly improve the customization of ZIBs,making it a promising strategy for the future of energy *** particular,3D printing allows for the creation of complex,customized geometries,and designs that can optimize the energy density,power density,and overall performance of ***,we discuss and compare the impact of 3D printing design strategies based on different configurations of film,interdigitation,and framework on energy storage devices with a focus on ***,3D printing enables the rapid prototyping and production of batteries,reducing leading times and costs compared with traditional manufacturing ***,there are also challenges and limitations to consider,such as the need for further development of suitable 3D printing materials and processes for energy storage applications.

关键词： 3D printing battery commercialization bibliometric analysis electrode configurations zinc‐ion battery

polariton lasing in Mie-resonant perovskite nanocavity

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Opto-Electronic Advances 2024年第4期7卷 27-42页

作者： Mikhail A.Masharin Daria Khmelevskaia Valeriy I.Kondratiev Daria I.Markina Anton D.Utyushev Dmitriy M.Dolgintsev Alexey D.Dmitriev Vanik A.Shahnazaryan Anatoly p.pushkarev Furkan Isik ivan V.Iorsh ivan A.Shelykh Hilmi V.Demir Anton K.Samusev Sergey V.Makarov UNAM-Institute of Materials Science and Nanotechnology National Nanotechnology Research CenterDepartment of Electrical and Electronics EngineeringDepartment of PhysicsBilkent UniversityAnkara 06800Turkey ITMO University School of Physics and EngineeringSt.Petersburg 197101Russia Abrikosov Center for Theoretical physics MIPTDolgoprudnyiMoscow Region 141701Russia LUMINOUS!Center of Excellence for Semiconductor Lighting and Displays School of Electrical and Electronic EngineeringSchool of Physical and Mathematical SciencesSchool of Materials Science and EngineeringNanyang Technological UniversitySingapore 639798Singapore Department of physics Engineering Physics and AstronomyQueen’s UniversityKingstonOntario K7L 3N6Canada Science Institute University of IcelandDunhagi 3IS-107ReykjavikIceland Experimentelle physik 2 Technische Universität DortmundDortmund 44227Germany Qingdao Innovation and Development Center Harbin Engineering UniversityQingdao 266000China

Deeply subwavelength lasers(or nanolasers)are highly demanded for compact on-chip bioimaging and sensing at the *** of the main obstacles for the development of single-particle nanolasers with all three dimensions shorter than the emitting wavelength in the visible range is the high lasing thresholds and the resulting *** we ex-ploit exciton-polariton condensation and mirror-image Mie modes in a cuboid CspbBr3 nanoparticle to achieve coherent emission at the visible wavelength of around 0.53μm from its ultra-small(≈0.007μm3 or≈λ3/20)semiconductor *** polaritonic nature of the emission from the nanocavity localized in all three dimensions is proven by direct com-parison with corresponding one-dimensional and two-dimensional waveguiding systems with similar material *** a deeply subwavelength nanolaser is enabled not only by the high values for exciton binding energy(≈35 meV),re-fractive index(>2.5 at low temperature),and luminescence quantum yield of CspbBr3,but also by the optimization of po-laritons condensation on the Mie resonances with quality factors improved by the metallic ***,the key parameters for optimal lasing conditions are intermode free spectral range and phonons spectrum in CspbBr3,which govern polaritons condensation *** chemically synthesized colloidal CspbBr3 nanolasers can be potentially de-posited on arbitrary surfaces,which makes them a versatile tool for integration with various on-chip systems.

关键词： nanolaser perovskite polariton Mie resonance exciton-polariton

Association between Helicobacter pylori infection,mismatch repair,HER2 and tumor-infiltrating lymphocytes in gastric cancer

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World Journal of Gastrointestinal Oncology 2024年第6期16卷 2487-2503页

作者： Carlos A Castaneda Miluska Castillo Luis A Bernabe Joselyn Sanchez Matteo Fassan Katherine Tello Ignacio ivan Wistuba ivan Chavez passiuri Eloy Ruiz Juvenal Sanchez Fernando Barreda Daniel Valdivia Yaqueline Bazan Milagros Abad-Licham Claudio Mengoa Hugo Fuentes paola Montenegro Ebert poquioma Raul Alatrista Claudio J Flores Luis Taxa Faculty of Health Sciences Universidad Cientifica del SurLima 15038Peru GECO pERU Grupo de Estudios Clinicos Oncologicos del PeruLima 15038Peru Department of Research Instituto Nacional de Enfermedades NeoplasicasLima 15038Peru Faculty of Human Medicine Universidad Ricardo PalmaLima 15039Peru Department of Medicine Surgical Pathology&Cytopathology UnitUniversity of PaduaPadua 35121Italy Department of Translational Molecular pathology The University of Texas MD Anderson Cancer CenterHoustonTX 77030United States Department of Abdominal Surgery Instituto Nacional de Enfermedades NeoplasicasLima 15038Peru Department of pathology Instituto Nacional de Enfermedades NeoplasicasLima 15038Peru Department of Medical Specialties Instituto Nacional de Enfermedades NeoplasicasLima 15038Peru Department of pathology Instituto Regional de Enfermedades Neoplasicas del NorteTrujillo 13001Peru Faculty of Human Medicine Universidad Privada Antenor OrregoTrujillo 13008Peru Department of Surgery Instituto Regional de Enfermedades Neoplasicas del SurArequipa 04002Peru Department of Medical Oncology Instituto Nacional de Enfermedades NeoplasicasLima 15038Peru Department of Epidemiology Instituto Nacional de Enfermedades NeoplasicasLima 15038Peru Unidad de Investigación Básica y Traslacional Oncosalud-AUNALima 15038Peru Faculty of Medicine Universidad San Martin de PorresLima 15008Peru

BACKGROUND The influence of Helicobacter-pylori(***)infection and the characteristics of gastric cancer(GC)on tumor-infiltrating lymphocyte(TIL)levels has not been extensively *** of infiltrating-immune-cell subtypes as well as survival is necessary to obtain comprehensive *** To determine the rates of deficient mismatch-repair(dMMR),HER2-status and *** infection and their association with TIL levels in *** Samples from 503 resected GC tumors were included and TIL levels were evaluated following the international-TILs-working-group recommendations with assessment of the intratumoral(IT),stromal(ST)and invasive-border(IB)*** density of CD3,CD8 and CD163 immune cells,and dMMR and HER2-status were determined by immunohistochemistry(IHC).*** infection was evaluated by routine histology and quantitative pCR(qpCR)in a subset of *** dMMR was found in 34.4%,HER2+in 5%and ***-positive in 55.7%of *** IT-TIL was associated with grade-3(p=0.038),while ST-TIL with grade-1(ppp=0.003).dMMR was associated with high TIL levels in the ST(p=0.019)and IB(p=0.01)compartments,and STCD3(p=0.049)and ST-CD8(p=0.05)***2-was associated with high IT-CD8(p=0.009).*** was associated with high IT-TIL levels(p=0.009)when assessed by routine-histology,and with high TIL levels in the 3 compartments(p=0.002-0.047)and CD8 density in the IT and ST compartments(p=0.001)when assessed by qpCR.A longer overall survival was associated with low IT-CD163(p=0.003)and CD8/CD3(p=0.001 in IT and p=0.002 in ST)and high IT-CD3(p=0.021),ST-CD3(p=0.003)and CD3/CD163(p=0.002).CONCLUSION TIL levels were related to dMMR and *** CD8/CD3 and high CD163/CD3 were associated with lower recurrence and longer survival.

关键词： Lymphocytes Macrophages Gastric cancer Helicobacter pylori HER2 Mismatch repair

Growth differentiation factor-15 serum concentrations reflect disease severity and anemia in patients with inflammatory bowel disease

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World Journal of Gastroenterology 2024年第13期30卷 1899-1910页

作者： Ante Tonkic Marko Kumric Ivna Akrapovic Olic Doris Rusic piero Marin Zivkovic Daniela Supe Domic Zeljko Sundov ivan Males Josko Bozic Biology of Neoplasms University of Split School of MedicineSplit 21000Croatia Department of pathophysiology University of Split School of MedicineSplit 21000Croatia Department of Gastroenterology University Hospital of SplitSplit 21000Croatia Department of pharmacy University of Split School of MedicineSplit 21000Croatia Department of Medical Laboratory Diagnostics University Hospital of SplitSplit 21000Croatia Department of Health Studies University of SplitSplit 21000Croatia Department of Internal Medicine University of Split School of MedicineSplit 21000Croatia Department of Surgery University Hospital of SplitSplit 21000Croatia

BACKGROUND population of patients with inflammatory bowel disease(IBD)is burdened by various extraintestinal manifestations which substantially contribute to greater morbidity and ***-differentiation factor-15(GDF-15)is often overexpressed under stress conditions,such as inflammation,malignancies,heart failure,myocardial ischemia,and many *** To explore the association between GDF-15 and IBD as serum concentrations of GDF-15 were shown to be an independent predictor of poor outcomes in multiple *** additional aim was to determine possible associations between GDF-15 and multiple clinical,anthropometric and laboratory parameters in patients with *** This cross-sectional study included 90 adult patients diagnosed with IBD,encompassing both Crohn’s disease(CD)and ulcerative colitis(UC),and 67 healthy age-and sex-matched *** patients underwent an extensive workup,including colonoscopy with subsequent histopathological *** activity was assessed by two independent gastroenterology consultants specialized in IBD,employing well-established clinical and endoscopic scoring ***-15 serum concentrations were determined following an overnight fasting,using electrochemiluminescence *** In patients with IBD,serum GDF-15 concentrations were significantly higher in comparison to the healthy controls[800(512-1154)pg/mL vs 412(407-424)pg/mL,ppatients with CD and UC[807(554-1451)pg/mL vs 790(509-956)pg/mL,p=0.324].Moreover,multiple linear regression analysis showed that GDF-15 levels predict CD and UC severity independent of age,sex,and C-reactive protein levels(p=0.016 and p=0.049,respectively).Finally,an association between GDF-15 and indices of anemia was ***,negative correlations were found between GDF-15 and serum iron levels(r=-0.248,p=0.021),as well as GDF-15 and hemoglobin(r=-0.351,p=0.021).Accordingly,in comparison to I

关键词： Inflammatory bowel disease Crohn’s disease Ulcerative colitis Growth-differentiation factor-15 Anemia Extraintestinal manifestations

Levels of evidence and grades of recommendation supporting European society for medical oncology clinical practice guidelines

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Oncology Research 2024年第5期32卷 807-815页

作者： MARKO SKELIN BRUNA pERKOV-STIpIČIN SANJA VUŠKOVIĆ MARINAŠANDRK pLEHAČEK ANE BAŠIĆ DAVIDŠARČEVIĆ MAJA ILIĆ ivan KREČAK pharmacy Department General Hospital ofŠibenik-Knin CountyŠibenikCroatia2 Faculty of MedicineUniversity of RijekaRijekaCroatia3 Undergraduate Study in NursingUniversity of Applied SciencesŠibenikCroatia4 Department of OncologyUniversity Hospital Center ZagrebZagrebCroatia5 Pharmacies JoukhadarSveta NedeljaCroatia6 Pharmacies Prima PharmeZagrebCroatia7 Pharmacy DepartmentGeneral Hospital ZadarZadarCroatia8 Pharmacy DepartmentGeneral Hospital PulaPulaCroatia9 Department of Internal MedicineGeneral Hospital ofŠibenik-Knin CountyŠibenikCroatia

Background:The European Society for Medical Oncology(ESMO)guidelines are among the most comprehensive and widely used clinical practice guidelines(CpGs)***,the level of scientific evidence supporting ESMO CpG recommendations has not been systematically *** study assessed ESMO CpG levels of evidence(LOE)and grades of recommendations(GOR),as well as their trends over time across various cancer ***:We manually extracted every recommendation with the Infectious Diseases Society of America(IDSA)classification from each *** examined the distribution of LOE and GOR in all available ESMO CpG guidelines across different topics and cancer ***:Among the 1,823 recommendations in the current CpG,30%were classified as LOEⅠ,and 43%were classified as GOR ***,there was a slight decrease in LOEⅠ(−2%)and an increase in the proportion of GOR A(+1%)in the current CpG compared to previous *** proportion of GOR A recommendations based on higher levels of evidence such as randomized trials(LOEⅠ–Ⅱ)shows a decrease(71%vs.63%,p=0.009)while recommendations based on lower levels of evidence(LOEⅢ–Ⅴ)show an increase(29%vs.37%,p=0.01)between previous and current *** the current versions,the highest proportion of LOEⅠ(42%)was found in recommendations related to pharmacotherapy,while the highest proportion of GOR A recommendations was found in the areas of pathology(50%)and diagnostic(50%)*** variability in LOEⅠand GOR A recommendations and their changes over time was observed across different cancer ***:One-third of the current ESMO CpG recommendations are supported by the highest level of *** well-designed randomized clinical trials are needed to increase the proportion of LOEⅠand GOR A recommendations,ultimately leading to improved outcomes for cancer patients.

关键词： ESMO guidelines Clinical practice guidelines Level of evidence Grade of recommendation

Maternal Group B Streptococcus Infection Correlates Inversely With preeclampsia in pregnant African American Women

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Maternal-Fetal Medicine 2024年第1期6卷 23-28页

作者： Keun Soo Kwon Tzu Hsuan Cheng Simone A。Reynolds Jordan Zhou Huchong Cai Sharon Lee ivan Velickovic Mudar Dalloul David Wlody Ming Zhang Department of Anesthesiology State University of New York-Downstate Health Sciences UniversityNew York 11203USA Department of Epidemiology and Biostatistics School of Public HealthState University of New York-Downstate Health Sciences UniversityNew York 11203USA Department of Obstetrics and Gynecology State University of New York-Downstate Health Sciences UniversityNew York 11203USA

Objective:To determine whether an association exists between group B Streptococcus(GBS)colonization and preeclampsia among pregnant Black ***:This retrospective cross-sectional study involved Black women who gave birth at State University of New York Downstate Hospital between January 2010 and December *** were collected from the Obstetric Department,including delivery date,time,mode of delivery,age of the mother,weeks of gestation at delivery,and antepartum *** GBS test results were originally determined using the eSwab transport *** was defined based on the American College of Obstetricians and Gynecologists criteria for the periods 2010–2012 and 2013–*** primary outcome was whether GBS was associated with the outcome of preeclampsia in the population of Black ***,including smoking status,gestational age,parity,body mass index,maternal age,and presence of herpes simplex virus(HSV)and human immunodeficiency virus(HIV)were examined as potential ***-squared test and logistic regression model were used,presenting odds ratios with 95%confidence intervals(ppositive women(n=977)had a 53%reduction in the likelihood of being diagnosed with preeclampsia compared to GBS-negative women(adjusted odds ratio,0.47;95%confidence interval,0.32–0.70).We did not find evidence of differences in the distribution of smoking habits(p=0.783)or maternal age(p=0.107)between GBS-positive and GBS-negative ***,the GBS-positive women tended to be less likely to have a preterm delivery(9.62%(94/977)vs.24.24%(1707/7042),pparous(33.37%(326/977)vs.37.87%(2667/7042),p=0.006),and less likely to be obese(51.38%(502/977)vs.55.30%(3894/7042),ppared with GBS-negative *** contrast,GBS-positive women were more likely to have a comorbid infecti

关键词： pregnancy outcome preeclampsia GBS colonization African American Afro-Caribbean