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Optimiza.ion of Coopera.ive Rela.ingMolecula. Communica.ions for Na.omedica. a.plica.ions

Computer Modeling in Engineering & Sciences 2024年第2期138卷 1259-1275页

作者： Ema. S.a.tia.a.hra. a.M.Kha.a. Fa.hi E.abd el-Sa.ie Sa.ed M.abd el-a.ty Konsta.tinos a.Lizos Osa.a.a.fa.ra. Heba.M.el-Hoseny Depa.tment of electrica. Engineering Faculty of EngineeringMinia UniversityMinia61111Egypt Depa.tment of electronics a.d electrica. Communica.ions Engineering Faculty of Electronic EngineeringMenoufia UniversityMenouf32952Egypt Depa.tment of Informa.ics Faculty of Mathematics and Natural SciencesUniversity of Oslo(UiO)OsloNorway Computer Science Depa.tment Community CollegeKing Saud UniversityRiyadh11437Saudi Arabia Depa.tment of Computer science The Higher Future Institute for Specialized Technological StudiesEl ShoroukEgypt

Recently,na.o-systems ba.ed on molecula. communica.ions via.diffusion(MCvD)ha.e been implemented in a.va.iety of na.omedica. a.plica.ions,most nota.ly in ta.geted drug delivery system(TDDS)***,beca.se the MCvD is unrelia.le a.d there exists molecula. noise a.d inter symbol interference(ISI),coopera.ive na.o-rela.s ca. a.quire the relia.ility for drug delivery to ta.geted disea.ed cells,especia.ly if the sepa.a.ion dista.ce between the na.o tra.smitter a.d na.o receiver is *** this work,we propose a. a.proa.h for optimizing the performa.ce of the na.o system using coopera.ive molecula. communica.ions with a.na.o rela. scheme,while a.counting for blood flow effects in terms of drift *** fra.tions of the molecula. drug tha. should be a.loca.ed to the na.o tra.smitter a.d na.o rela. positioning a.e computed using a.colla.ora.ive optimiza.ion problem solved by theModified Centra. Force Optimiza.ion(MCFO)*** the previous work,the proba.ility of bit error is expressed in a.closed-form *** is used a. a. objective function to determine the optima. velocity of the drug molecules a.d the detection threshold a. the na.o *** simula.ion results show tha. the proba.ility of bit error ca. be dra.a.ica.ly reduced by optimizing the drift velocity,detection threshold,loca.ion of the na.o-rela. in the proposed na.o system,a.d molecula. drug budget.

关键词： Na.omedica. system molecula. communica.ion coopera.ive rela. optimiza.ion

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Ra.ioiodina.ion a.d biologica. eva.ua.ion of va.sa.ta. a. a.tra.er for ca.diova.cula. disorder detection

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Na.ura. Science 2013年第4期5卷 526-531页

作者： a. M. a.in a. abd el-ba.y a. abd el-mohty Shokry M. Sa.d D. M. el-Sha.a.y Cyclotron Project Nuclear Research Centre Atomic Energy Authority Cairo Egypt La.elled Compound Depa.tment Hot Lab Center Atomic Energy Authority Cairo Egypt Nuclea. Resea.ch Center Atomic Energy Authority Cairo Egypt Pha.ma.eutics a.d Industria. Pha.ma.y Depa.tment Faculty of Pharmacy Cairo University Cairo Egypt Ra.ioa.tive Isotopes a.d Genera.ors Depa.tment Atomic Energy Authority Cairo Egypt

a.procedure for ra.ioiodina.ion of va.sa.ta. with iodine-125 is ca.ried out via.a. electrophilic substitution of hydrogen a.om with the iodonium ca.ion I+. a.l rea.tion pa.a.eters were studied to optimize the la.eling conditions of va.sa.ta. a.d to obta.n a.ma.imum ra.iochemica. yield (RCY) of the 125I-Va.sa.ta. [125I-Va.]. By using 3.7 MBq of Na.25I, 50 μg of va.sa.ta. (0.2 mM) a. substra.e, 25 μg of Iodogen (0.15 mM) a. oxidizing a.ent in etha.ol a. room tempera.ure for 30 min, the ra.iochemica. yield of 125I-Va. wa. 98.6% The ra.iochemica. yield wa. determined by electrophoresis using cellulose a.eta.e moistened with 0.02 M phospha.e buffer pH 7. The la.eled compound wa. sepa.a.ed a.d purified by mea.s of high-pressure liquid chroma.ogra.hy (HPLC). The biologica. distribution in norma. mice indica.es the suita.ility of ra.ioiodina.ed va.sa.ta. to ima.e a.y ca.diova.cula. disorders.

关键词： Va.sa.ta. Ra.ioiodina.ion Ca.diova.cula. Disorder Ima.ing

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Dysprosium oxide,a.umina.a.d gra.hene oxide reinforced polyca.rola.tone thin films:Therma. sta.ility,morphology,a.d cell via.ility

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Journa. of Ra.e Ea.ths 2024年第7期42卷 1337-1343,I0005页

作者： Moha.ed Tha.wa. ela.ba.y Moha.ed R.a.teya.Ma. a.Sa.a. Mousa.abdelra.ma. Ta.a.i a.Ma.moud M.a.el-Morsy a.a.Mena.ea.M.F.H.abd el-Ka.er Depa.tment of Public Hea.th College of Public Health and Health InformaticsUniversity of Ha'ilHa'il2440Saudi Arabia Food Control Depa.tment Faculty of Veterinary MedicineZagazig UniversityZagazig44519Egypt Depa.tment of Physica. Thera.y College of Applied Medical SciencesUniversity of Ha'ilHa'ilSaudi Arabia Depa.tment of Histology a.d Cell Biology Faculty of MedicineZagazig UniversityZagazig44519Egypt College of Nursing University of Ha'ilHa'ilSaudi Arabia College of Science a.d Huma.ities in a.-Kha.j Physics DepartmentPlasma Technology and Material Science UnitPrince Sattam Bin Abdulaziz UniversityAl-kharj11942Saudi Arabia Physics Depa.tment Faculty of ScienceUniversity of DamiettaNew Damietta34517Egypt Spectroscopy Depa.tment Physics Research InstituteNational Research CentreDokki12622GizaEgypt Biophysics Depa.tment Faculty of ScienceCairo UniversityGizaEgypt

Developing a.bioma.eria. for wound hea.ing a.plica.ions is still a.***,dysprosium oxide(Dy_(2)O_(3)),a.uminum oxide(a._(2)O_(3)),a.d gra.hene oxide(GO)were embedded in ca.t films ba.ed on polyca.rola.tone(PCL)to be exa.ined for wound dressing *** techniques were used to cha.a.terize the fa.rica.ed films including X-ra. diffra.tion(XRD),Fourier tra.sform infra.ed spectroscopy(FTIR),Ra.a.,a.d sca.ning electron microscopy(SEM),besides their biologica. *** thermogra.imetric a.a.ysis(TGa.exhibits high therma. sta.ility a. the sca.fold weight decrea.es slightly to 98.6%a.ter ra.sing the tempera.ure from room tempera.ure to 280℃.The cell via.ility wa. investiga.ed a.d it is shown tha. the via.le cells grow up to a.proxima.ely 93%a. 75μg/***,the cell a.ta.hment shows excellent beha.ior a. the cells a.ta.h on most of the surfa.e of the modified PCL which shows high biocompa.ibility.

关键词： Wound hea.ing Polyca.rola.tone Dy_(2)O_(3) a._(2)O_(3) Biocompa.ible Ra.e ea.ths

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a.Hybrid Cybersecurity a.gorithm for Digita. Ima.e Tra.smission over a.va.ced Communica.ion Cha.nel Models

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Computers, Ma.eria.s & Continua 2024年第4期79卷 201-241页

作者： Na.la. F.Solima. Fa.ma.E.Fa.l-a.la. Wa.id el-Sha.a. Ma.moud I.a.y Ma.li a.abdulha.ith Fa.hi E.abd el-Sa.ie Depa.tment of Informa.ion Technology College of Computer and Information SciencesPrincess Nourah bint Abdulrahman UniversityP.O.Box 84428Riyadh11671Saudi Arabia Depa.tment of electronics a.d Communica.ions Faculty of EngineeringZagazig UniversityZagazig44519Egypt Security Engineering La. Computer Science DepartmentPrince Sultan UniversityRiyadh11586Saudi Arabia Depa.tment of electronics a.d electrica. Communica.ions Engineering Faculty of Electronic EngineeringMenoufia UniversityMenouf32952Egypt

The efficient tra.smission of ima.es,which pla.s a.la.ge role inwireless communica.ion systems,poses a.significa.t cha.lenge in the growth of multimedia.***-qua.ity ima.es require well-tuned communica.ion *** Single Ca.rier Frequency Division Multiple a.cess(SC-FDMa.is a.opted for broa.ba.d wireless communica.ions,beca.se of its low sensitivity to ca.rier frequency offsets a.d low Pea.-to-a.era.e Power Ra.io(Pa.R).Da.a.tra.smission through open-cha.nel networks requires much concentra.ion on security,relia.ility,a.d *** da.a.need a.spa.e a.a. fromuna.thorized a.cess,modifica.ion,or *** requirements a.e to be fulfilled by digita. ima.e wa.erma.king a.d *** pa.er isma.nly concerned with secure ima.e communica.ion over the wireless SC-FDMa.systema. a. a.opted communica.ion *** introduces a.robust ima.e communica.ion fra.ework over SC-FDMa.tha. comprises digita. ima.e wa.erma.king a.d encryption to improve ima.e security,while ma.nta.ning a.high-qua.ity reconstruction of ima.es a. the receiver *** proposed fra.ework a.lows ima.e wa.erma.king ba.ed on the Discrete Cosine Tra.sform(DCT)merged with the Singula. Va.ue Decomposition(SVD)in the so-ca.led DCT-SVD *** a.dition,ima.e encryption is implemented ba.ed on cha.s a.d DNa.*** encrypted wa.erma.ked ima.es a.e then tra.smitted through the wireless SC-FDMa.*** linea.MinimumMea. Squa.e Error(MMSE)equa.izer is investiga.ed in this pa.er to mitiga.e the effect of cha.nel fa.ing a.d noise on the tra.smitted *** subca.rier ma.ping schemes,na.ely loca.ized a.d interlea.ed schemes,a.e compa.ed in this *** study depends on different cha.nelmodels,na.ely Pedestria.a.ndVehicula.a.with a.modula.ion technique na.edQua.ra.urea.plitude Modula.ion(Qa.).Extensive simula.ion experiments a.e conducted a.d introduced in this pa.er for efficient tra.smission of encrypted wa.erma.ked *** a.dition,different va.ia.ts of SC-FDMa.ba.

关键词： Cybersecurity a.plica.ions ima.e tra.smission cha.nel models modula.ion techniques wa.erma.king a.d encryption

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Depositiona. environment， petrophysica. eva.ua.ion a.d electrica. properties of Zeit Forma.ion， Northwestern shore of Gulf of Suez， Egypt

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Journa. of Ea.th Science 2024年

作者： Moha.ed M.Goma. Ema. a.abd el a.iz Geophysica. Sciences Depa.tment Na.iona. Resea.ch Centre el-Behoos St. Dokki Ca.ro Egypt.

The Zeit sa.d reservoir is one of the most prolific forma.ions a. Northwestern side of the Gulf of Suez. In this resea.ch we will try to coordina.e between electrica.， petrophysica. properties， depositiona. environment a.d fa.ies discrimina.ion in order to eva.ua.e the hydroca.bon potentia.ity of studied Zeit forma.ion. The sta.istica. pa.a.eters for pota.sium (K)， thorium (Th) a.d Th/U ra.io contents ha.e a.genera. increa.e towa.ds northwestern pa.ts， wherea. ura.ium (U) content ha. a.genera. increa.e towa.ds southea.tern pa.ts. The sa.dstone fa.ies is distinguished from the other fa.ies by its thorium content >4 ppm. U ha. high ca.bona.e content (U ≥1 ppm). Rocks’ electrica. properties va.y grea.ly depending on a.number of fa.tors. electrica. mea.urements were ta.en a. frequencies ra.ge of (5×10-4Hz–100 kHz) for fully sa.ura.ed sa.ples (cla.ey sa.dstone) with Na.l (20 gm/Littre). a. sa.inity， cla. content， a.d frequency increa.e， consequently does the electrica. properties. The continenta. condition a.e present in northwestern pa.t (ba.k-sea. which is distinguished by high K percent， high Th， high Th/U ra.io， a.d low U contents. Low K， Th， a.d Th/U ra.io contents， with high U contents， cha.a.terize the ma.ine depositiona. environment tha. existed a.ound the ea.t a.d southea.tern pa.ts (fore-sea.coincide with the dipping of stra.a.. Furthermore， the studied Zeit Forma.ion ha. good petrophysica. properties tha. coincide with ma.ine conditions. The middle a.d ea.tern pa.ts (a.ound ISS-94 a.d CSS-288) is a.good reservoir (porosity 36%–39%， sha.e content a.bon sa.ura.ion 71%–92%， a.d net pa. thickness 17–63 feet).

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Eco-toxicity a.d hea.th risk a.sessment of polycyclic a.oma.ic hydroca.bons in surfa.e sediments of Burullus La.e in Egypt

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China.Geology 2024年第3期7卷 460-468页

作者： Ha.a. E Osma. Moha.ed H E el-Morsy Ha.em T abd el-Ha.id Depa.tment of Biology Faculty of Applied ScienceUmm Al-Qura UniversityMecca 24382Saudi Arabia Dea.ship of Scientific Resea.ch Umm Al-Qura UniversityMakkah 24372Saudi Arabia Na.iona. Institute of Ocea.ogra.hy a.d Fisheries(NIOF) Cairo 11865Egypt Bota.y a.d Microbiology Depa.tment Faculty of ScienceAl-Azhar UniversityCairo 11651Egypt

Polycyclic a.oma.ic hydroca.bons(Pa.s)a.e ubiquitous environmenta. conta.ina.ts of growing concern due to their potentia. ecologica. a.d huma. hea.th *** study presents a.comprehensive a.sessment of Pa.s conta.ina.ion in the surfa.e sediments of Burullus La.e,a.vita. a.d second la.gest delta.la.e in *** a.m wa. to eva.ua.e the eco-toxicity a.d potentia. hea.th risks a.socia.ed with the presence of these *** seven sediment sa.ples were collected from va.ious dra.ns in the southern pa.t of Burullus *** extra.tion method wa. employed to extra.t Pa.s(16Pa.s)from the sediment ***,ta.get compounds were loca.ed using *** results showed tha. sa.ples conta.ned Pa.s levels ra.ging from 0.038×10^(-6)to 0.459×10^(-6),which is considered hea.ily polluted by the Europea. sta.da.d for Pa.s ***,there wa. no a.pa.ent source of Pa.s in the elKha.ha. dra.n or the Brinba. Ca.a.,a. HPLC found none of the *** most preva.ent compound in sediment sa.ples a.ong the study a.ea.wa. *** dia.nostic indices in the present study indica.ed tha. the hydroca.bons in the region origina.ed from pyrolytic a.d ma.-ma.e sources a.ong the dra.ns of Burullus *** principa. component a.a.ysis(PCa.a.d dia.nostic ra.ios revea.ed tha. coa. combustion a.d pyrolytic sources were responsible for the Pa.s conta.ina.ion in the surfa.e *** non-ca.cinogenic risk(HI),which is the product of the HQs for the a.ult a.d child popula.ions,respectively,wa. *** va.ues under 1,therefore,demonstra.ed tha. they ha. no ca.cinogenic effects on huma. *** a.d MEQs in the sediments of Burullus La.e do not ha.e a.ca.cer-ca.sing impa.t on *** the sa.ety of nea.by wildlife,a.ua.ic life,a.d people,a.l a.tivities tha. ra.se petroleum hydroca.bon levels in Burullus La.e must be a.equa.ely regula.ed a.d *** to the ecologica. risk a.sessment,there is little cha.ce tha. Pa.s will be found

关键词： Polycyclic a.oma.ic hydroca.bons Dia.nostic indices Toxicity Delta.la.e sediment Burullus La.e Huma. hea.th risk a.ua.ic ecosystem HPLC Coa. combustion

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Pyrona.idine combined with dimina.ene a.etura.e inhibits Ba.esia.in vitro a.d in vivo

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a.ia. Pa.ific Journa. of Tropica. Biomedicine 2024年第3期14卷 93-99页

作者： Shima. abd el-Sa.a. el-Sa.ed Moha.ed Z.Sa.ed-a.med Sha.ma. a.med a.a. a.i Noura. a.sa.a.n Na.a.ish a.a. Ma.moud S.a.khouda.y Ikuo Iga.a.hi Moha.ed abdo Rizk Na.iona. Resea.ch Center for Protozoa. Disea.es Obihiro University of Agriculture and Veterinary MedicineInada-ChoObihiroHokkaido 080-8555Japan Depa.tment of Biochemistry a.d Chemistry of Nutrition Faculty of Veterinary MedicineMansoura UniversityMansoura 35516Egypt Depa.tment of Clinica. Pha.ma.y College of PharmacyJazan UniversityJazan 45142Saudi Arabia Medica.-Surgica. Depa.tment College of NursingJouf UniversitySakaka 72388Saudi Arabia Critica. Ca.e a.d Emergency Nursing Faculty of NursingMansoura UniversityEgypt College of Nursing Jouf UniversitySakaka 72388Saudi Arabia Fa.ulty of Pha.ma.y Mansoura UniversityMansoura 35516DakahliaEgypt Depa.tment of Interna. Medicine a.d Infectious Disea.es Faculty of Veterinary MedicineMansoura UniversityMansoura 35516Egypt

Objective:To eva.ua.e the combina.ion thera.y of pyrona.idine tetra.hospha.e a.d dimina.ene a.etura.e a.a.nst Ba.esia.in vitro a.d in ***:Bioinforma.ic a.a.ysis wa. performed using a.om pa.r *** in vitro combina.ion test wa. performed a.a.nst Ba.esia.bovis a.d Theileria.***,the in vivo chemothera.eutic effica.y of pyrona.idine tetra.hospha.e in combina.ion with dimina.ene a.etura.e wa. investiga.ed a.a.nst the growth of Ba.esia.microti in mice using a.fluorescence inhibitory ***:Pyrona.idine tetra.hospha.e a.d dimina.ene a.etura.e exhibited nea.ly simila. molecula. *** in vitro combina.ion of pyrona.idine tetra.hospha.e a.d dimina.ene a.etura.e wa. synergistic on Ba.esia.bovis a.d a.ditive on Theileria.*** a.dition,5 mg/kg pyrona.idine tetra.hospha.e combined with 10 mg/kg dimina.ene a.etura.e inhibited Ba.esia.microti growth significa.tly compa.ed with those observed a.ter trea.ment with 25 mg/kg dimina.ene a.etura.e a.one from da. 6 post trea.ment to da. 12 post *** combina.ion thera.y a.so norma.ized the hema.ologica. pa.a.eters of infected ***:a. ora. dose of pyrona.idine tetra.hospha.e combined with a.subcuta.eous dose of dimina.ene a.etura.e inhibits Ba.esia.in vitro a.d in mice,suggesting it might be a.new pa.a.igm for the trea.ment of ba.esiosis.

关键词： Ba.esia Pyrona.idine tetra.hospha.e Dimina.ene a.etura.e Ba.esiosis Theileria

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Effects of Moringa.oleifera.a.ueous extra.t on the growth performa.ce,blood cha.a.teristics,a.d histologica. fea.ures of gills a.d livers in Nile tila.ia

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a.ua.ulture a.d Fisheries 2024年第1期9卷 85-92页

作者： Ma.a.oud a.Ema. Ra.y M.Shourbela.Wa.eed N.el-Ha.a.ry Seha. Y.a.o-Kora.Fa.ma.abdel-Monem Ga. a.hra. M.abd el-la.if Ma.moud a.O.Da.ood Histology Depa.tment Faculty of Veterinary MedicineBenha UniversityBenha13511Egypt Depa.tment of a.ima. Husba.dry a.d a.ima. Wea.th Development Faculty of Veterinary MedicineAlexandria UniversityAlexandria22758Egypt Pha.ma.ology Depa.tment Faculty of Veterinary MedicineBenha UniversityBenha13511Egypt Clinica. Pa.hology Depa.tment Faculty of Veterinary MedicineBenha UniversityBenha13511Egypt Depa.tment of a.ua.ic a.ima. Disea.es a.d Ma.a.ement Faculty of Veterinary MedicineBenha UniversityBenha13511Egypt a.ima. Production Depa.tment Faculty of AgricultureKafrelsheikh UniversityKafr El-Sheikh33511Egypt The Center for a.plied Resea.ch on the Environment a.d Susta.na.ility The American University in CairoCairo11835Egypt

Moringa.oleifera.is well known a. a.highly nutritious pla.t a.d a.wa.er purifier in fish *** fish ha. ma.y impressive qua.ities ma.ing them very suita.le for ***,this study a.med to eva.ua.e the effect of supplementa.ion of Moringa.oleifera.a.ueous extra.t(MOa.)a. va.ying concentra.ions(0,100,200,a.d 400 mg/kg diet for 90 da.s)on growth performa.ce,hema.ologica.,a.d some biochemica. pa.a.eters of Nile ***,histologica. cha.ges a.d immunohistochemica. expression of ca.pa.e 3 in gills a.d livers were *** enha.cements(Pa. weight,weight ga.n,specific growth ra.e,red blood cells,hemoglobin,pa.ked cell volume,white blood cells,a.d tota. serum protein were observed in fish fed 200 mg MOa./kg diet compa.ed with other ***,a.significa.t reduction(Pa.d kidney function tests a.d non-significa.t cha.ges in lipid profile were *** the other ha.d,fish fed 400 mg MOa./kg diet revea.ed disturba.ce in the corresponding *** histologica. degenera.ive cha.ges were detected in the gills a.d liver of fish fed 400 mg MOa./kg *** compa.ison,fish fed 200 mg MOa./kg diet showed the best histo-a.chitectures of these orga.s compa.ed with other *** immune expressions of ca.pa.e 3 were determined where gills a.d liver of fish fed 400 mg MOa./kg diet revea.ed extensive number of positive ca.pa.e 3 cells indica.ing severe a.optotic ***,a.dieta.y MOa. a. 200 mg/kg diet is recommended to improve the growth performa.ce,hema.ologica. pa.a.eters,liver a.d kidney functions in Nile ***,ca.tion must be considered when using MOa. a. a.concentra.ion over 200 mg/kg diet.

关键词： Growth performa.ce Liver Gills Moringa.oleifera Nile tila.ia

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a.ma.ine a.eliora.es dia.etes type 2-induced nephropa.hy in ra.s

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a.ia. Pa.ific Journa. of Tropica. Biomedicine 2024年第1期14卷 8-16页

作者： Fa.ema. O.Ka.el Ohoud Sha.roud Ma. a.lim a.Sa.ta. a.ma. Ga.a. S abd el-a.iz abdulha.i S.Burza.gi Dua. Ba.hshwin Ma.a.Ja.a. Sha.id Ka.im Depa.tment of Clinica. Pha.ma.ology Faculty of MedicineKing Abdulaziz UniversityJeddah 21589Saudi Arabia Depa.tment of a.a.omy Faculty of MedicineKing Abdulaziz UniversityJeddah 21589Saudi Arabia

Objective:To a.sess the nephroprotective potentia. of a.ma.ine in a.ra. model of streptozotocin-induced dia.etic ***:a.single dose of streptozotocin(40 mg/kg)coupled with a.fructose diet induced dia.etes in Wista. ***(40 a.d 80 mg/kg)wa. a.ministered to ra.s for 12 *** body weight a.d fa.ting blood glucose were mea.ured *** level,urine output,tota. protein,a.bumin,blood urea.nitrogen,crea.inine,a.d cysta.in-C were a.so determined a. the end of the ***,superoxide dismuta.e,gluta.hione,interleukin-1β,interleukin-6,a.d tumor necrosis fa.tor-a.pha.were eva.ua.ed in kidney *** study wa. a.so performed using hema.oxylin a.d eosin ***:a.ma.ine a. both doses significa.tly increa.ed fina. body weight,a.d lowered fa.ting blood glucose,urine output,insulin,tota. protein,a.bumin,blood urea.nitrogen,crea.inine,a.d cysta.in-C levels compa.ed with the dia.etic group(Pa.ma.ory ma.kers a.d a.tioxida.t effect were significa.tly improved in a.ma.ine-trea.ed ***,the histopa.hologica. cha.ges in rena. structure were a.eliora.ed by a.ma.ine ***:a.ma.ine a.levia.es dia.etic nephropa.hy by improving rena. functions a.d reducing infla.ma.ion a.d oxida.ive *** molecula. mecha.isms of its nephroprotective a.tions need to be investiga.ed in future study.

关键词： a.ma.ine Type 2 dia.etes Nephropa.hy Oxida.ive stress Nephroprotection

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Priva.y-preserved lea.ning from non-i.i.d da.a.in fog-a.sisted IoT:a.federa.ed lea.ning a.proa.h

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Digita. Communica.ions a.d Networks 2024年第2期10卷 404-415页

作者： Moha.ed abdel-Ba.set Hossa. Ha.a.h Nour Mousta.a.Imra. Ra.za. Moha.ed abd elfa.ta. Fa.ulty of Computers a.d Informa.ics Zagazig UniversityZagazigSharqiyah44519Egypt School of Engineering a.d Informa.ion Technology University of New South Wales@ADFACanberraACT2600Australia Dea.in University Geelong Waurn Ponds CampusAustralia Computer Science Depa.tment Misr Higher Institute for Commerce and ComputersMansoura35511Egypt

With the preva.ence of the Internet of Things(IoT)systems,sma.t cities comprise complex networks,including sensors,a.tua.ors,a.plia.ces,a.d cyber *** complexity a.d heterogeneity of sma.t cities ha.e become vulnera.le to sophistica.ed cyber-a.ta.ks,especia.ly priva.y-rela.ed a.ta.ks such a. inference a.d da.a.poisoning *** Lea.ning(FL)ha. been rega.ded a. a.hopeful method to ena.le distributed lea.ning with priva.ypreserved intelligence in IoT *** though the significa.ce of developing priva.y-preserving FL ha. dra.n a. a.grea. resea.ch interest,the current resea.ch only concentra.es on FL with independent identica.ly distributed(i.i.d)da.a.a.d few studies ha.e a.dressed the non-i.i.d *** is known to be vulnera.le to Genera.ive a.versa.ia. Network(Ga.)a.ta.ks,where a. a.versa.y ca. presume to a.t a. a.contributor pa.ticipa.ing in the tra.ning process to a.quire the priva.e da.a.of other *** pa.er proposes a. innova.ive Priva.y Protection-ba.ed Federa.ed Deep Lea.ning(PP-FDL)fra.ework,which a.complishes da.a.protection a.a.nst priva.y-rela.ed Ga. a.ta.ks,a.ong with high cla.sifica.ion ra.es from non-i.i.d ***-FDL is designed to ena.le fog nodes to coopera.e to tra.n the FDL model in a.wa. tha. ensures contributors ha.e no a.cess to the da.a.of ea.h other,where cla.s proba.ilities a.e protected utilizing a.priva.e identifier genera.ed for ea.h *** PP-FDL fra.ework is eva.ua.ed for ima.e cla.sifica.ion using simple convolutiona. networks which a.e tra.ned using MNIST a.d CIFa.-10 *** empirica. results ha.e revea.ed tha. PF-DFL ca. a.hieve da.a.protection a.d the fra.ework outperforms the other three sta.e-of-the-a.t models with 3%–8%a. a.cura.y improvements.

关键词： Priva.y preserva.ion Federa.ed lea.ning Deep lea.ning Fog computing Sma.t cities

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