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AP-1 and SP1 trans-activate the expression of hepatic CYP1A1 and CYP2A6 in the bioactivation of AFB1 in chicken

Science China(Life Sciences) 2024年第7期67卷 1468-1478页

作者： Jiang Deng Jia-Cheng Yang Yue Feng Ze-Jing Xu kamil kuča Meng Liu Lv-Hui Sun State Key Laboratory of Agricultural Microbiology Hubei Hongshan LaboratoryFrontiers Science Center for Animal Breeding and Sustainable ProductionCollege of Animal Sciences and TechnologyHuazhong Agricultural UniversityWuhan 430070China Department of Chemistry Faculty of ScienceUniversity of Hradec KraloveHradec Kralove 50003Czech Republic

Dietary exposure to aflatoxin B1(AFB1)is harmful to the health and performance of domestic *** hepatic cytochrome P450s(CYPs),CYP1A1 and CYP2A6,are the primary enzymes responsible for the bioactivation of AFB1to the highly toxic exo-AFB1-8,9-epoxide(AFBO)in ***,the transcriptional regulation mechanism of these CYP genes in the liver of chicks in AFB1metabolism remains ***-luciferase reporter assay,bioinformatics and site-directed mutation results indicated that specificity protein 1(SP1)and activator protein-1(AP-1)motifs were located in the core region-1,063/-948,-606/-541 of the CYP1A1 promoter as well as-636/-595,-503/-462,-147/-1 of the CYP2A6 ***,overexpression and decoy oligodeoxynucleotide technologies demonstrated that SP1 and AP-1 were pivotal transcriptional activators regulating the promoter activity of CYP1A1 and ***,bioactivation of AFB1to AFBO could be increased by upregulation of CYP1A1 and CYP2A6 expression,which was trans-activated owing to the upregulation of AP-1,rather than SP1,stimulated by AFB1-induced reactive oxygen ***,nano-selenium could reduce ROS,downregulate AP-1 expression and then decrease the expression of CYP1A1 and CYP2A6,thus alleviating the toxicity of *** conclusion,AP-1 and SP1 played important roles in the transactivation of CYP1A1 and CYP2A6 expression and further bioactivated AFB1to AFBO in chicken liver,which could provide novel targets for the remediation of aflatoxicosis in chicks.

关键词： aflatoxin B1 CYP1A1 CYP2A6 SP1 AP-1 transcriptional activation

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Identification of PtGai(a DELLA protein)in trifoliate orange and expression patterns in response to drought stress

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BIOCELL 2021年第6期45卷 1687-1694页

作者： XIAOFEN CHENG ABEER HASHEM ELSAYED FATHI ABD_ALLAH QIANGSHENG WU kamil kuča College of Horticulture and Gardening Yangtze UniversityJingzhou434025China Botany and Microbiology Department College of ScienceKing Saud UniversityRiyadh11451Saudi Arabia Mycology and Plant Disease Survey Department Plant Pathology Research InstituteARCGiza12511Egypt Plant Production Department Faculty of Food and Agricultural SciencesKing Saud UniversityRiyadh11451Saudi Arabia Department of Chemistry Faculty of ScienceUniversity of Hradec KraloveHradec Kralove50003Czech Republic

Gibberellins(GAs)are an important hormone in regulating plant growth and development,and DELLA protein is an essential negative regulator of GA signal *** aim of the study was to clone a GAinhibiting protein DELLA from trifoliate orange(Poncirus trifoliata ***.)and to analyze the bioinformations and expression patterns of the protein gene in tissues and in response to drought stress.A DELLA protein was isolated from trifoliate orange and named as PtGai(Genebank number:MZ170959).The PtGai protein had 1731 bp open reading frames,along with 576 amino acid codes,and also grouped with sweet orange(XM_006430552.4).The PtGai protein sequence was 65%homology with the sequences of DELLA proteins in other plant *** protein existed in the nucleus based on the prediction of subcellular *** protein could be expressed in roots,stems,and leaves,along with the highest expression in *** was upregulated by drought stress in leaves and roots,along with the decrease of root total GA concentration and the inhibition of shoot and root biomass *** indicated the characteristics of PtGai protein and the roles of PtGai in GA synthesis and plant growth.

关键词： Abiotic stress Citrus DELLA protein Gibberellin Phytohormone

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Interaction between Earthworms and Arbuscular Mycorrhizal Fungi in Plants:A Review

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Phyton-International Journal of Experimental Botany 2021年第3期90卷 687-699页

作者： Lulu Meng A.K.Srivastava kamil kuča Bhoopander Giri Mohammed Mahabubur Rahman Qiangsheng Wu College of Horticulture and Gardening Yangtze UniversityJingzhou434025China ICAR-Central Citrus Research Institute NagpurMaharashtra440033India Department of Chemistry Faculty of ScienceUniversity of Hradec KraloveHradec Kralove50003Czech Republic Department of Botany Swami Shraddhanand CollegeUniversity of DelhiDelhi110007India Natural Science Unit Tokyo Gakugei UniversityKoganeiTokyo184-8501Japan

Different kinds of soil animals and microorganisms inhabit the plant rhizosphere,which function closely to plant *** them,arbuscular mycorrhizal fungi(AMF)and earthworms play a critical role in sustaining the soilplant *** and AMF belong to the soil community and are soil beneficial organisms at different trophic *** of them improve soil fertility and structural development,collectively promoting plant growth and nutrient acquisition *** activities redistribute mycorrhizal fungi spores and give diversified effects on root mycorrhizal fungal *** inoculation with both earthworms and AMF strongly magnifies the response on plant growth through increased soil enzyme activities and changes in soil nutrient availability,collectively mitigating the negative effects of heavy metal pollution in plants and *** thus enhances phytoremediation and plant disease *** review simply outlines the effects of earthworms and AMF on the soil-plant *** effects of earthworms on root AMF colonization and activities are also *** paper also summarizes the interaction between earthworms and AMF on plants along with suggested future research.

关键词： Earthworm nutrient mycorrhiza soil enzyme stress symbiosis

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On power series statistical convergence and new uniform integrability of double sequences

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Applied Mathematics(A Journal of Chinese Universities) 2024年第3期39卷 519-532页

作者： Sevda Y■ld■z kamil Demirci Sinop University Department of MathematicsSinopTurkey

In the present paper,we mostly focus on P_(p)^(2)-statistical *** will look into the uniform integrability via the power series method and its characterizations for double ***,the notions of P_(p)^(2)-statistically Cauchy sequence,P_(p)^(2)-statistical boundedness and core for double sequences will be described in addition to these findings.

关键词： power series methods statistical convergence uniform integrability double sequences

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Green hydrogen production from photovoltaic power station as a road map to climate change mitigation

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Clean Energy 2024年第2期8卷 156-167页

作者： Kehinde Ridwan kamil Bassey Okon Samuel Umar Khan Department of Computer Science and Engineering Edge Hill UniversityUK Enel Green Power Rome Italy Materials Research Laboratory Steelagon Engineering LimitedKaduna StateNigeria

The increasing recognition of hydrogen as a critical element in the global net-zero transition and its clear role in decarbonizing challenging sectors coincide with the growing urgency to address climate ***'s favourable renewable-energy capacity,ranging from 28%to 36%for solar,has been reported by the global solar irradiance ***,the majority of hydrogen production today relies on fossil fuels(96%),with only a small fraction(4%)being produced through water *** though there have been many studies on climate change mitigation with a focus on Africa,a green hydrogen production from a photovoltaic power station approach has not been ***,literature with a focus on Nigeria is *** study focuses on the African green hydrogen production industry,utilizing Nigeria as a case study to explore the feasibility of generating clean hydrogen vectors from a percentage of photovoltaic power output in various regions of the country through stand-alone solar grid electrification *** of the usage and effectiveness of the produced hydrogen fuel in each region are carried out,with the highest region having an annual output of 12247278 kg of green hydrogen and 8573094 kg of ammonia and the lowest region having an output of 511245 kg of green hydrogen and 357871 kg of ammonia,and the expected production from the proposed usage of 50%of the power generation output of the installed 1.6-MWp and 80-kWp solar power minigrids in the regions is *** analyses were repeated for the other considered regions in the *** results showcased the enormous advantages of the electrolytic production of hydrogen and how the greener economy project can play a major role in mitigating climate change effects and overreliance on fossil fuels as the driver of the economy in many African countries.

关键词： renewable energy photovoltaic climate change green hydrogen vector fossil fossil fuels decarbonization electrolysis

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Assessment of ecotoxicity of tellurium in soils of contrasting properties

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Emerging Contaminants 2024年第3期10卷 250-259页

作者： Sergey Kolesnikov Natalia Evstegneeva Tatiana Minnikova Alena Timoshenko Natalia Tsepina kamil Kazeev Southern Federal University Rostov-on-Don344090Russia

The ecotoxicity of tellurium(Te)compounds(oxide and nitrate)is assessed by changing the biological properties of soils of contrasting properties:Haplic Chernozem(Loamic),Eutric Cambisol,and Eutric *** stability was assessed by the most sensitive and informative biological indicators:microbiological(total number of bacteria),biochemical(catalase and dehydrogenase activity),and phytotoxic(changes in the length of wheat roots and shoots).Te contamination was simulated at concentrations of 0.5,1,3,10,and 30 possible permissible concentrations(PPC).It has been established that already at minimum concentrations of Te(0.5 and 1 PPC),the biological indicators of soils *** a rule,a direct relationship between Te concentration and the degree of deterioration of the studied soil properties was *** nitrate showed higher ecotoxicity than oxide.A stronger negative effect of Te contamination was manifested 10 and 30 days after *** 90 days,the restoration of the biological properties of the soils was *** Chernozem(Loamic)showed greater resistance to Te contamination than Haplic Cambisols Eutric and Eutric *** obtained results can be used to predict environmental risks from soil contamination with Te and to develop maximum permissible concentrations of Te in soils of contrasting properties.

关键词： Pollution Heavy metals Haplic chernozem(Loamic) Haplic Cambisols Eutric Eutric Arenosol Biotesting Stability

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In-situ construction of grass-like hybrid architecture responsible for extraordinary corrosion performance: Experimental and theoretical approach

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Nano Materials Science 2024年第1期6卷 44-59页

作者： T.Suhartono F.Hazmatulhaq Y.Sheng A.Chaouiki M.P.kamil Y.G.Ko Materials Electrochemistry Group School of Materials Science and EngineeringYeungnam UniversityGyeongsan38541Republic of Korea Research Center for Advanced Materials National Research and Innovation Agency(BRIN)South TangerangBanten15314Indonesia

Despite the engineering potential by the co-existence of inorganic and organic substances to protect vulnerable metallic materials from corrosive environments,both their interaction and in-situ formation mechanism to induce the nature-inspired composite remained less *** present work used three distinctive mercaptobenzazole(MB)compounds working as corrosion inhibitors,such as 2-mercaptobenzoxazole(MBO),2-mercaptobenzothiazole(MBT),and 2-mercaptobenzimidazole(MBI)in a bid to understand how the geometrical structure arising from O,S,and N atoms affected the interaction toward inorganic *** compounds that were used here to control the corrosion kinetics would be interacted readily with the pre-existing MgO layer fabricated by plasma *** phenomenon triggered the nucleation of the root network since MB compounds were seen to be adsorbed actively on the defective surface through the active sites in MB ***,the molecule with twin donor atoms adjacent to the mercapto-sites affected the facile growth of the grass-like structures with‘uniform’distribution via molecular self-assembly,which showed better corrosion performance than those with having dissimilar donor atoms with the inhibition efficiency(η)of 97%*** formation mechanism underlying nucleation and growth behavior of MB molecule was discussed concerning the theoretical calculation of density functional theory.

关键词： Nature-inspired composite Organic-inorganic interaction Corrosion inhibitor Density functional theory Electrochemistry

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Foodborne toxin Aflatoxin B_(1)induced glomerular podocyte inflammation through proteolysis of RelA,downregulation of miR-9 and CXCR4/TXNIP/NLRP3 pathway

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Food Science and Human Wellness 2024年第4期13卷 2289-2309页

作者： Jie Zhang Shuang Yang Baocai Xu Zihui Qin Xinyi Guo Ben Wei Qinghua Wu kamil kuca Tushuai Li Wenda Wu School of Biology and Food Engineering Changshu Institute of TechnologySuzhou 215500China Center for Clinical Mass Spectrometry School of Pharmaceutical SciencesSoochow UniversitySuzhou 215123China School of Food and Biological Engineering Hefei University of TechnologyHefei 230009China MOE Joint International Research Laboratory of Animal Health and Food Safety College of Veterinary MedicineNanjing Agricultural UniversityNanjing 210095China Department of Chemistry Faculty of ScienceUniversity of Hradec KraloveHradec Kralove 50003Czech Republic College of Life Science Yangtze UniversityJingzhou 434025China Wuxi Medical College Jiangnan UniversityWuxi 214122China Wuxi Translational Medicine Research Center and Jiangsu Translational Medicine Research Institute Wuxi Branch Wuxi 214013China

Aflatoxin B_(1)(AFB_(1))is a naturally-occurring mycotoxin and recognized as the most toxic foodborne toxin,particularly causing damages to *** podocytes are terminally differentiated epithelial ***_(1)induces podocyte inflammation,proteinuria and renal *** the mechanism of AFB_(1)-induced podocyte inflammation and murine kidney dysfunction,we detected that AFB_(1)increased ubiquitindependent degradation of the transcription factor RelA through enhanced interaction of RelA with E3 ubiquitin ligase tripartite motif containing 7(TRIM7)in mouse podocyte clone-5(MPC-5)and mouse *** of RelA resulted in decreasing microRNA-9(miR-9)and activating the chemokine receptor 4(CXCR4),thioredoxin interacting protein(TXNIP),and NOD-like receptor pyrin domain-containing 3(NLRP3)signaling axis(CXCR4/TXNIP/NLRP3 pathway),leading to podocyte *** also determined that downregulation of miR-9 led to CXCR4 expression and the downstream TXNIP/NLRP3 pathway *** of miR-9 or deletion of CXCR4 suppressed AFB_(1)-induced CXCR4/TXNIP/NLRP3 pathway,resulting in alleviating podocyte inflammation and kidney *** findings indicated that ubiquitin-dependent proteolysis of RelA,downregulation of miR-9,and activation of CXCR4/TXNIP/NLRP3 pathway played an essential role in AFB_(1)-induced glomerular podocyte *** study revealed a novel mechanism,via RelA,for the control of AFB_(1)’s nephrotoxicity,leading to an effective protection of food safety and public health.

关键词： Aflatoxin B_(1) Podocyte inflammation miRNA-9 Chemokine(C-X-C motif)receptor 4 RelA ubiquitin-dependent degradation

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Mechanocatalysis of CO to CO_(2)on TiO_(2)surface controlled at atomic scale

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Nano Research 2024年第7期17卷 5826-5834页

作者： Yuuki Adachi Robert Turanský Ján Brndiar kamil Tokár Qiang Zhu Huan Fei Wen Yasuhiro Sugawara IvanŠtich Yan Jun Li Department of Applied Physics Osaka University2-1 YamadaokaSuitaOsaka 565-0871Japan Institute of Physics Slovak Academy of SciencesBratislava 84511Slovakia Institute of Informatics Slovak Academy of SciencesBratislava 84507Slovakia Faculty of Natural Sciences University of Ss.Cyril and MethodiusTrnava 91701Slovakia Key Laboratory of Instrumentation Science and Dynamic Measurement School of Instrument and ElectronicsNorth University of ChinaTaiyuan 030051China

The common ways to activate a chemical reaction are by heat,electric current,or ***,mechanochemistry,where the chemical reaction is activated by applied mechanical force,is less common and only poorly understood at the atomic *** we report a tip-induced activation of chemical reaction of carbon monoxide to dioxide on oxidized rutile TiO_(2)(110)*** activation is studied by atomic force microscopy,Kelvin probe force microscopy under ultrahigh-vacuum and liquid nitrogen temperature conditions,and density functional theory(DFT)*** reaction is inferred from hysteretic behavior of frequency shift signal further supported by vector force mapping of vertical and lateral forces needed to trigger the chemical reaction with torque motion of carbon monoxide towards an oxygen *** reaction is found to proceed stochastically at very small tip-sample ***,the local contact potential difference reveals the atomic-scale charge redistribution in the reactants required to unlock the *** results open up new insights into the mechanochemistry on metal oxide surfaces at the atomic scale.

关键词： atomic resolution mechanochemistry atomic force microscopy Kelvin probe force microscopy density functional theory(DFT)simulation CO oxidation catalysis rutile TiO_(2)surface

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Epicardial adipose tissue in obesity with heart failure with preserved ejection fraction: Cardiovascular magnetic resonance biomarker study

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World Journal of Cardiology 2024年第3期16卷 149-160页

作者： Ju-Wei Shao Bing-Hua Chen kamil Abu-Shaban Ahmad Baiyasi Lian-Ming Wu Jing Ma Department of Radiology The Affiliated Hospital of Yunnan UniversityKunming 650021Yunnan ProvinceChina Department of Radiology Ren Ji HospitalSchool of MedicineShanghai Jiao Tong UniversityShanghai 200127China Department of Radiology University of Toledo College of MedicineToledoOH 43623United States Department of Radiology Wayne State University School of MedicineDetroitMI 48201United States Department of Endocrinology Ren Ji HospitalShanghai Jiao Tong University School of MedicineShanghai 200127China

BACKGROUND Obesity has become a serious public health issue,significantly elevating the risk of various *** is a well-established contributor to Heart failure with preserved ejection fraction(HFpEF).Evaluating HFpEF in obesity is *** adipose tissue(EAT)has emerged as a valuable tool for validating prognostic biomarkers and guiding treatment ***,assessing EAT is of paramount *** magnetic resonance(CMR)imaging is acknowledged as the gold standard for analyzing cardiac function and *** hope to use CMR to assess EAT as a bioimaging marker to evaluate HFpEF in obese *** To assess the diagnostic utility of CMR for evaluating heart failure with preserved ejection fraction[HFpEF;left ventricular(LV)ejection fraction≥50%]by measuring the epicardial adipose tissue(EAT)volumes and EAT mass in obese *** Sixty-two obese patients were divided into two groups for a case-control study based on whether or not they had heart failure with *** two groups were defined as HFpEF+and HFpEF-.LV geometry,global systolic function,EAT volumes and EAT mass of all subjects were obtained using cine magnetic resonance *** Forty-five patients of HFpEF-group and seventeen patients of HFpEF+group were *** mass index(g/m2)of HFpEF+group was higher than HFpEF-group(P<0.05).In HFpEF+group,EAT volumes,EAT volume index,EAT mass,EAT mass index and the ratio of EAT/[left atrial(LA)left-right(LR)diameter]were higher compared to HFpEF-group(P<0.05).In multivariate analysis,Higher EAT/LA LR diameter ratio was associated with higher odds ratio of *** EAT/LA LR diameter ratio is highly associated with HFpEF in obese *** is plausible that there may be utility in CMR for assessing obese patients for HFpEF using EAT/LA LR diameter ratio as a diagnostic *** prospective studies,are needed to validate these proof-of-concept findings.

关键词： Heart failure with preserved ejection fraction Epicardial adipose tissue Obesity Cardiac magnetic resonance

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