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Platelet indices as predictors of poor glucoregulation in type 2 diabetes mellitus adults at Bishoftu General Hospital,Ethiopia

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World Journal of Diabetes 2024年第9期15卷 1889-1902页

作者： Dereje Abebe Regassa Gebeyaw Arega Berihun Bisrat Fikadu Habtu Woyesa Beyene Haile Rahel Shumi Nagaash Girum Tesfaye Kiya department of medical laboratory sciences Wolkite UniversityWolkite 11330Ethiopia School of medical laboratory sciences Jimma UniversityJimma 47Ethiopia department of medical laboratory sciences Dire Dawa UniversityDire Dawa 3000Ethiopia

BACKGROUND Diabetes is a chronic metabolic syndrome that has become a global public health problem with significant morbidity and *** is a pro-inflammatory and pro-thrombotic condition characterized by increased platelet activation and alterations in platelet ***,the use of platelet indices as predictors of poor glucoregulation has not been fully evaluated in this context,and evidence for their role as predictors of poor glycemic status in diabetic patients is *** To evaluate platelet indices and determine their prognostic significance in relation to inadequate glucoregulation among individuals diagnosed with type 2 diabetes at Bishoftu General Hospital in Ethiopia,from June 15 to August 12,*** A comparative cross-sectional study was conducted in 261 participants including 174 individuals with type 2 diabetes mellitus(T2DM)and 87 non-diabetic *** systematic random sampling technique was used to select *** were collected using structured questionnaires,physical measurements,checklists,and laboratory *** parameters and fasting blood glucose levels were determined from blood samples using Sysmex-XN550 and CobasC311 analyzers,*** hematology analyzer output was checked and participants were also screened for malaria parasites using a prepared blood *** data were entered into Epi-data version 3.1 and exported to SPSS version 25 for ***χ^(2) test,Mann-Whitney U test,Kruskal-Wallis test,post hoc test,Spearman correlation,and receiver operating characteristic curve were used for analysis.A P valuehealthy individuals(P<0.001).Furthermore,these indices were found to be significantly elevated in individuals

关键词： Platelet indices Type 2 diabetes mellitus Controls Adult Ethiopia

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High-throughput computational screening and in vitro evaluation identifies 5-(4-oxo-4H-3,1-benzoxazin-2-yl)-2-[3-(4-oxo-4H-3,1-benzoxazin-2-yl)phenyl]-1H-isoindole-1,3(2H)-dione(C3),as a novel EGFR—HER2 dual inhibitor in gastric tumors

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Oncology Research 2024年第2期32卷 251-259页

作者： MESFER AL SHAHRANI REEM GAHTANI MOHAMMAD ABOHASSAN MOHAMMAD ALSHAHRANI YASSER ALRAEY AYED DERA MOHAMMAD RAJEH ASIRI PRASANNA RAJAGOPALAN department of Clinical laboratory sciences College of Applied Medical SciencesKing Khalid UniversityAbhaSaudi Arabia

Gastric cancers are caused primarily due to the activation and amplification of the EGFR or HER2 kinases resulting in cell proliferation,adhesion,angiogenesis,and *** therapies are ineffective due to the intra-tumoral heterogeneity and concomitant genetic ***,dual inhibition strategies are recommended to increase potency and reduce *** this study,we have conducted computational high-throughput screening of the ChemBridge library followed by in vitro assays and identified novel selective inhibitors that have a dual impediment of EGFR/HER2 kinase ***-based High-throughput Virtual Screening(D-HTVS)was used to screen the whole ChemBridge small molecular library against EGFR and *** atomistic molecular dynamic simulation was conducted to understand the dynamics and stability of the protein-ligand ***/HER2 kinase enzymes,KATOIII,and Snu-5 cells were used for in vitro *** atomistic Molecular Dynamics simulations followed by solvent-based Gibbs binding free energy calculation of top molecules,identified compound C3(5-(4-oxo-4H-3,1-benzoxazin-2-yl)-2-[3-(4-oxo-4H-3,1-benzoxazin-2-yl)phenyl]-1H-isoindole-1,3(2H)-dione)to have a good affinity for both EGFR and *** predicted compound,C3,was promising with better binding energy,good binding pose,and optimum interactions with the EGFR and HER2 residues.C3 inhibited EGFR and HER2 kinases with IC50 values of 37.24 and 45.83 nM,*** GI50 values of C3 to inhibit KATOIII and Snu-5 cells were 84.76 and 48.26 nM,*** on these findings,we conclude that the identified compound C3 showed a conceivable dual inhibitory activity on EGFR/HER2 kinase,and therefore can be considered as a plausible lead-like molecule for treating gastric cancers with minimal side effects,though testing in higher models with pharmacokinetic approach is required.

关键词： Dual inhibitor Drug discovery EGFR/HER2 kinase Gastric cancer High-throughput screening

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Er_(2)TiO_(5)@Ag nanocomposites:Enhanced photocatalysis and bacteria inactivation,and cytotoxicity

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Journal of Rare Earths 2024年第5期42卷 851-858,I0002页

作者： Mehdi Nazeri Hossein Sedaghat Reza Rafiei Mohammad Amin Farzin Seyed Mostafa Hosseinpour Mashkani department of Parasitology and Mycology Kashan University of Medical SciencesKashanIran department of Microbiology Kashan University of Medical SciencesKashanIran General Medicine Student School of MedicineKashan University of Medical SciencesKashanIran Student Research Committee Kashan University of Medical SciencesKashanIran Institute for Biomedical Materials and Devices School of Mathematical and Physical SciencesFaculty of ScienceUniversity of Technology SydneyNSW2007Australia

In this study,we successfully synthesized Er_(2)TiO_(5)@Ag nanocomposites(NCPs) using the ultrasonicmediated sol-gel technique to create a multifunctional material with enhanced photocatalytic and antibacterial *** visible light photocatalytic activities of Er_(2)TiO_(5) nanoparticles(NPs) and Er_(2)TiO_(5)@Ag NCPs were systematically evaluated under various conditions,including different concentrations of Basic Blue 41(BB 41) dye and *** results reveal a remarkable improvement in the photocatalytic degradation efficiency of Er_(2)TiO_(5)@Ag NCPs(95%) compared to Er_(2)TiO_(5) NPs(80%).Furthermore,the antibacterial efficacy of Er_(2)TiO_(5) NPs and Er2TiO_5@Ag NCPs were extensively examined against Gram-positive and Gram-negative ***,Er_(2)TiO_(5)@Ag NCPs exhibit significantly higher minimum bactericidal concentration(MBC) values compared to Er_(2)TiO_(5) *** antibacterial effect of Er_(2)TiO_(5)@Ag NCPs is particularly pronounced against *** and Pseudomonas aeruginosa,while demonstrating moderate effects on Escherichia coli and Enterococcus *** assess the biocompatibility of the synthesized materials,we investigated their internalization by MCF-7 ***,both Er_(2)TiO_(5) NPs and Er_(2)TiO_(5)@Ag NCPs are found to be effectively internalized by the cells,suggesting their potential application in biomedical ***,our study unveils the exceptional potential of Er_(2)TiO_(5)@Ag NCPs as a dual-action solution,simultaneously possessing enhanced photocatalytic efficiency and potent antibacterial *** multifunctional nanocomposite not only outperforms Er_(2)TiO_(5) and Ag but also paves the way for innovative applications in sustainable environmental remediation and advanced biomedical technologies,promising a brighter and cleaner future.

关键词： Rare earth catalysis Nanocomposite Er_(2)TiO_(5)@Ag Antibacterial activity Photocatalysis Cytotoxicity

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The anti-neoplastic effects of metformin modulate the acquired phenotype of fbroblast cells in the breast cancer-normal fbroblast co-culture system

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Oncology Research 2024年第3期32卷 477-487页

作者： SAMANEH MOSTAFAVI ZUHAIR MOHAMMAD HASSAN department of Immunology Faculty of Medical SciencesTarbiat Modares UniversityTehranIran

Intracellular communications between breast cancer and fibroblast cells were reported to be involved in cancer proliferation,growth,and therapy *** hallmarks of cancer fibroblast interactions,consisting of caveolin 1(Cav1)and mono-carboxylate ransporter 4(MCT4)(metabolic coupling markers),along with IL-6,TGFB,and lactate secretion,are considered robust biomarkers predicting recurrence and *** order to promote a novel phenotype in normal fibroblasts,we predicted that breast cancer cells could be able to cause loss of Cavl and increase of MCT4,as well as elevate IL 6 and TGF in nearby nomal *** created a co culture model using breast cancer(4T1)and normal fibroblast(NIH3T3)cell lines cultured under specific experimental conditions in order to directly test our ***,we show that long-term co-culture of breast cancer cells and normal fibroblasts promotes loss of Cavl and gain of MCT4 in adjacent fibroblasts and increase lactate *** results were validated using the monoculture of each group separately as a *** this system,we show that me tformin inhibits IL-6 and TGFB secretion and re expresses Cavl in both ***,MCT4 and lactate stayed high after treatment with *** conclusion,our work shows that co-culture with breast cancer cells may cause signifcant alterations in the phenotype and secretion of normal ***,however,may change this state and affect fibroblasts'acquired ***,mitochondrial inhibition by metformin after 8 days of treatment,signi ficantly hinders tumor growth in mouse model of breast cancer.

关键词： Caveolin 1 Lactic acid Metformin NIH 3T3 cells Neoplasms

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Non-coding RNAs in exercise immunology:A systematic review

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Journal of Sport and health Science 2024年第3期13卷 311-338,I0002页

作者： Mona Kotewitsch Melina Heimer Boris Schmitz Frank C.Mooren department of Rehabilitation sciences Faculty of HealthUniversity of Witten/HerdeckeWitten 58455Germany DRV Clinic Konigsfeld Center for Medical RehabilitationEnnepetal 58256Germany

Regular physical exercise has been recognized as a potent modulator of immune function,with its effects including enhanced immune surveillance,reduced inflammation,and improved overall *** strong evidence exists that physical exercise affects the specific expression and activity of non-coding RNAs(ncRNAs)also involved in immune system regulation,heterogeneity in individual study designs and analyzed exercise protocols exists,and a condensed list of functional,exercise-dependent ncRNAs with known targets in the immune system is missing from the literature.A systematic review and qualitative analysis was used to identify and categorize ncRNAs participating in immune modulation by physical *** combined approaches were used:(a)a systematic literature search for“ncRNA and exercise immunology”,(b)and a database search for microRNAs(miRNAs)(miRTarBase and DIANA-Tarbase v8)aligned with known target genes in the immune system based on the Reactome database,combined with a systematic literature search for“ncRNA and exercise”.Literature searches were based on PubMed,Web of Science,and SPORTDiscus;and miRNA databases were filtered for targets validated by in vitro experimental *** were eligible if they reported on exercise-based interventions in healthy *** duplicate removal,95 studies were included reporting on 164 miRNAs,which were used for the qualitative *** studies reporting on long-noncoding RNAs(lncRNAs)or circular RNAs were also *** were analyzed using ordering tables that included exercise modality(endurance/resistance exercise),acute or chronic interventions,as well as the consistency in reported change between *** criteria were defined as“validated”with 100%of≥3 independent studies showing identical direction of regulation,“plausible”(≥80%),or“suggestive”(≥70%).For resistance exercise,upregulation of miR-206 was validated while downregulation of miR-133a appeared *** endurance exer

关键词： Immune system Inflammation MicroRNA ncRNA Physical exercise

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Therapeutic and regenerative potential of different sources of mesenchymal stem cells for cardiovascular diseases

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BIOCELL 2024年第4期48卷 559-569页

作者： YARA ALZGHOUL HALA J.BANI ISSA AHMAD K.SANAJLEH TAQWA ALABDUH FATIMAH RABABAH MAHA AL-SHDAIFAT EJLAL ABU-EL-RUB FATIMAH ALMAHASNEH RAMADA R.KHASAWNEH AYMAN ALZU’BI HUTHAIFA MAGABLEH department of Basic medical sciences Faculty of MedicineYarmouk UniversityIrbidJordan

Mesenchymalstemcells(MSCs)*** the internal cardiac microenvironment to facilitate their immunomodulatory and differentiation abilities,which are essential to restore heart *** can be easily isolated from different sources,including bone marrow,adipose tissues,umbilical cord,and dental *** from various sources differ in their regenerative and therapeutic abilities for cardiovascular *** this review,we will summarize the therapeutic potential of each MSC source for heart diseases and highlight the possible molecular mechanisms of each source to restore cardiac function.

关键词： Bone marrow mesenchymal stem cells Adipose tissue mesenchymal stem cells Dental pulp stem cells Umbilical cord mesenchymal stem cells Cardiomyocytes Regeneration Myocardial infarction Mesenchymal stem cells Differentiation Immunomodulation

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Role of Fibrinogen-like Protein 1 in Tumor Recurrence Following Hepatectomy

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Journal of Clinical and Translational Hepatology 2024年第4期12卷 406-415页

作者： Zahra Shafieizadeh Zohreh Shafieizadeh Maryam Davoudi Reza Afrisham Xiaolei Miao department of medical laboratory sciences School of Allied Medical SciencesTehran University of Medical SciencesTehranIran School of Pharmacy Xianning Medical CollegeHubei University of Science and TechnologyXianningHubeiChina

Partial hepatectomy is a first-line treatment for hepatocellular *** 2 weeks following partial hepatectomy,specific molecular pathways are activated to promote liver ***,residual microtumors may also exploit these pathways to reappear and *** targeting molecules that are differentially regulated between normal cells and malignancies,such as fibrinogen-like protein 1(FGL1),appears to be an effective *** potential functions of FGL1 in both regenerative and malignant cells are discussed within the ambit of this *** FGL1 is normally elevated in regenerative hepatocytes,it is normally downregulated in malignant *** does indeed upregulate FGL1 by increasing the release of transcription factors that promote FGL1,including HNF-1α and STAT3,and inflammatory effectors,such as TGF-β and ***,in turn,stimulates certain proliferative pathways,including EGFR/Src/*** alters the phase transition of highly differentiated hepatocytes from G0 to G1,thereby transforming susceptible cells into cancerous *** of the PI3K/Akt/mTOR pathway by FGL1 allele loss on chromosome 8,a tumor suppressor area,may also cause hepatocellular ***,FGL1 is specifically expressed in the liver via HNF-1α histone acetylase activity,which triggers lipid metabolic reprogramming in ***1 might also be involved in other carcinogenesis processes such as hypoxia,epithelial-mesenchymal transition,immunosuppression,and sorafenib-mediated drug *** study highlights a research gap in these disciplines and the necessity for additional research on FGL1 function in the described processes.

关键词： Fibrinogen-like protein 1 FGL1 Hepatocellular carcinoma Liver regeneration Hepatectomy Lipogenesis Recurrence

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The binding and structural basis of fox ACE2 to RBDs from different sarbecoviruses

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Virologica Sinica 2024年第4期39卷 609-618页

作者： Junsen Chen Junqing Sun Zepeng Xu Linjie Li Xinrui Kang Chunliang Luo Qi Wang Xueyang Guo Yan Li Kefang Liu Ying Wu State Key laboratory of Virology and Hubei Province Key laboratory of Allergy and Immunology Institute of Medical VirologyTaiKang Medical School(School of Basic Medical Sciences)Wuhan UniversityWuhan430071China CAS Key laboratory of Pathogen Microbiology and Immunology Institute of MicrobiologyChinese Academy of SciencesBeijing100101China Beijing Life Science Academy Beijing102209China faculty of health sciences University of MacaoMacaoSAR999078China

Foxes are susceptible to SARS-CoV-2 in laboratory settings,and there have also been reports of natural infections of both SARS-CoV and SARS-CoV-2 in *** this study,we assessed the binding capacities of fox ACE2 to important sarbecoviruses,including SARS-CoV,SARS-CoV-2,and animal-origin SARS-CoV-2 related *** findings demonstrated that fox ACE2 exhibits broad binding capabilities to receptor-binding domains(RBDs)of *** further determined the cryo-EM structures of fox ACE2 complexed with RBDs of SARS-CoV,SARS-CoV-2 prototype(PT),and Omicron *** structural analysis,we identified that the K417 mutation can weaken the ability of SARS-CoV-2 sub-variants to bind to fox ACE2,thereby reducing the susceptibility of foxes to SARS-CoV-2 *** addition,the Y498 residue in the SARS-CoV RBD plays a crucial role in forming a vital cation-πinteraction with K353 in the fox ACE2 *** interaction is the primary determinant for the higher affinity of the SARS-CoV RBD compared to that of the SARS-CoV-2 PT *** results indicate that foxes serve as potential hosts for numerous sarbecoviruses,highlighting the critical importance of surveillance efforts.

关键词： Sarbecoviruses SARS-CoV SARS-CoV-2 Fox ACE2 Omicron Cryo-EM structure

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Immunologic tumor microenvironment modulators for turning cold tumors hot

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Cancer Communications 2024年第5期44卷 521-553页

作者： Gholam-Reza Khosravi Samaneh Mostafavi Sanaz Bastan Narges Ebrahimi Roya Safari Gharibvand Nahid Eskandari department of medical Immunology School of MedicineIsfahan University of Medical SciencesIsfahanIran department of Immunology Faculty of Medical SciencesTarbiat Modares UniversityTehranIran department of Immunology School of MedicineAhvaz Jundishapur University of Medical SciencesAhvazIran

Tumors can be classified into distinct immunophenotypes based on the presence and arrangement of cytotoxic immune cells within the tumor microenvironment(TME).Hot tumors,characterized by heightened immune activity and responsiveness to immune checkpoint inhibitors(ICIs),stand in stark contrast to cold tumors,which lack immune infiltration and remain resistant to *** overcome immune evasion mechanisms employed by tumor cells,novel immunologic modulators have emerged,particularly ICIs targeting cytotoxic T-lymphocyte-associated protein 4(CTLA-4)and programmed cell death protein 1/programmed death-ligand 1(PD-1/PD-L1).These agents disrupt inhibitory signals and reactivate the immune system,transforming cold tumors into hot ones and promoting effective antitumor ***,challenges persist,including primary resistance to immunotherapy,autoimmune side effects,and tumor response *** these challenges requires innovative strategies,deeper mechanistic insights,and a combination of immune interventions to enhance the effectiveness of *** the landscape of cancer medicine,where immune cold tumors represent a formidable hurdle,understanding the TME and harnessing its potential to reprogram the immune response is *** review sheds light on current advancements and future directions in the quest for more effective and safer cancer treatment strategies,offering hope for patients with immune-resistant tumors.

关键词： cold tumor hot tumor immunologic modulator immunotherapy therapeutic strategy tumor microenvironment

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Non-thermal atmospheric-pressure positive pulsating corona discharge in degradation of textile dye Reactive Blue 19 enhanced by Bi_(2)O_(3) catalyst

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Plasma Science and Technology 2024年第2期26卷 104-113页

作者： Milica PETROVIC Dragan RADIVOJEVIC Sasa RANCEV Nena VELINOV Milos KOSTIC Danijela BOJIC Aleksandar BOJIC department of Chemistry Faculty of Sciences and MathematicsUniversity of NisNis 18000Serbia department of Physics Faculty of Sciences and MathematicsUniversity of NisNis 18000Serbia

In this work,monoclinic Bi_(2)O_(3) was applied for the first time,to the best of our knowledge,as a catalyst in the process of dye degradation by a non-thermal atmospheric-pressure positive pulsating corona *** research focused on the interaction of the plasma-generated species and the catalyst,as well as the role of the catalyst in the degradation *** decomposition of the anthraquinone reactive dye Reactive Blue 19(RB 19) was performed in a selfmade reactor ***_(2)O_(3) was prepared by electrodeposition followed by thermal treatment,and characterized by x-ray diffraction,scanning electron microscopy and energy-dispersive xray *** was observed that the catalyst promoted decomposition of plasma-generated H_(2)O_(2) into ·OH radicals,the principal dye-degrading reagent,which further attacked the dye *** catalyst improved the decolorization rate by 2.5 times,the energy yield by 93.4%and total organic carbon removal by 7.1%.Excitation of the catalyst mostly occurred through strikes by plasma-generated reactive ions and radical species from the air,accelerated by the electric field,as well as by fast electrons with an energy of up to 15 eV generated by the streamers reaching the liquid *** strikes transferred the energy to the catalyst and created the electrons and holes,which further reacted with H_(2)O_(2) and water,producing ·OH *** was indentified as the primary role of the catalyst in this *** reactions followed pseudo first-order *** of H_(2)O_(2) and the dye degradation rate increased with increase in the input *** optimal catalyst dose was 500 mg·dm^(-3).The decolorization rate was a little lower in river water compared with that in deionized water due to the side reactions of ·OH radicals with organic matter and inorganic ions dissolved in the river water.

关键词： corona RB 19 Bi_(2)O_(3) catalyst degradation

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