检索结果-南通市图书馆

Biochemica. cha.ges in phenols,fla.onoids,ta.nins,vita.in E,β-ca.otene a.d a.tioxida.t a.tivity during soa.ing of three white sorghum va.ieties

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

a.ia. Pa.ific Journa. of Tropica. Biomedicine 2012年第3期2卷 203-209页

作者： abd el-Moneim MR a.ify Hossa. S el-Belta.i Sa.iha.M abd el-Sa.a. a.za.a.Omra. Depa.tment of Biochemistry Faculty of AgricultureCairo University Depa.tment of Crops Technology Food Technology Research InstituteAgricultural Research CenterEgypt

Objective:To investiga.e the cha.ges in tota. phenols,fla.onoids,ta.nins,vita.in E, β-ca.otene a.d a.tioxida.t a.tivity during soa.ing of three white sorghum ***: The cha.ges in tota. phenols,tota. ila.onoids,ta.nins,phenolic a.ids compounds,fla.onoid components,vita.in E,P-ca.otene a.d a.tioxida.t a.tivity during soa.ing of sorghum gra.ns were ***:Tota. phenols,tota. fla.onoids,ta.nins,vita.in E,P-ca.otene a.d a.tioxida.t a.tivity in ra. sorghum were ra.ged from 109.21 to 116.70,45.91 to 54.69,1.39 to 21.79 mg/100 g,1.74 to 5.25,0.54 to 1.19 mg/kg a.d 21.72%to 27.69%a.d 25.29%to 31.97%,respectively. The a.ove mea.ured compounds were significa.tly decrea.ed a.ter soa.ing.p-Hydroxybenzoic a.id,va.illic a.id,syringic a.id a.d cinna.ic a.id represent the ma.or phenolic a.ids in Dora.o *** ferulic a.id,p-couma.ic a.id,ga.lic a.id a.d ca.feic a.id represent the ma.or phenolic a.ids in *** the other ha.d,protoca.echuic a.id represents the ma.or phenolic a.ids in *** fla.onoids components,Dora.o wa. the highest va.iety in ka.pferol a.d na.ingenin while Sha.da.eel-6 wa. the highest va.iety in luteolin, a.igenin,hypersoid,quercelin a.d ***,Giza.15 wa. the highest va.iety in ca.echin. Phenolic a.ids,fla.onoid compounds a.d a.tioxida.t a.tivities were decrea.ed a.ter soa.ing. Conclusions:Sorghum va.ieties ha.e modera.e qua.tities from tota. phenols,tota. fla.onoids, ta.nins,phenolic a.ids compounds,fla.onoid components,vita.in E,P-ca.otene a.d a.tioxida.t a.tivity which decrea.ed a.ter soa.ing.

关键词： Sorghum Soa.ing Tota. phenols Fla.onoids Ta.nins Vita.in E β-ca.otene a.tioxida.t a.tivity Phenolic a.ids Fla.onoid components Biochemica. cha.ge

Serum Y-Box Binding Protein 1 (YBX-1) a.d Interleukin 6 (IL-6) a.e a.socia.ed with Meta.ta.is in Brea.t Ca.cer Pa.ients

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

a.va.ces in Brea.t Ca.cer Resea.ch 2019年第3期8卷 119-134页

作者： Ca.oline K. abd-elaziz nadia a. abd el Moneim Sha.ma. E. el Fek a.ira.M. a.a.a. Depa.tment of Zoology Faculty of Science Damanhour University Damanhour Egypt Depa.tment of Ca.cer Ma.a.ement a.d Resea.ch Medical Research Institute Alexandria University Alexandria Egypt Depa.tment of Ra.ia.ion Sciences Medical Research Institute Alexandria University Alexandria Egypt

Objectives: The a.m of this study wa. to a.sess the levels of Y-box binding protein 1 (YBX-1) a.d interleukin 6 (IL-6) in the sera.of meta.ta.ic a.d non-meta.ta.ic brea.t ca.cer pa.ients (BC), investiga.e their clinicopa.hologica. significa.ce a.d to a.a.yze their potentia. use a. bioma.kers of brea.t ca.cer meta.ta.is. Methods: The study included ninety subjects sub-grouped equa.ly into meta.ta.ic BC, non-meta.ta.ic BC a.d hea.thy volunteers. Serum YBX-1 a.d IL-6 were qua.tified using elISa.technique while Ca.15-3 wa. qua.tified using IRMa.kit. Clinica. da.a.were collected from pa.ients’ records. Results: YBX-1 (p a.d Ca.5-3 (p = 0.017, 0.001) were significa.tly eleva.ed in meta.ta.ic a.d non-meta.ta.ic BC pa.ients compa.ed to hea.thy controls, however, only YBX-1 (p 0.001) showed a.significa.t difference with ca.cer meta.ta.is. Genera.ly, YBX-1 a.d IL-6 were correla.ed with worse histologica. gra.e a.d la.e clinica. sta.e in brea.t ca.cer pa.ients a.d they were a.so a.socia.ed with a.illa.y lymph nodes involvement a.d positive va.cula. inva.ion in meta.ta.ic BC pa.ients. Serum YBX-1 a.d IL-6 levels were positively correla.ed to ea.h other (rs = 0.615, p a.d they showed high sensitivity a.d specificity compa.ed to Ca.15-3 (p a.d p = 0.004 for YBX-1 a.d IL-6 respectively) for predicting ca.cer meta.ta.is. Conclusions: Serum YBX-1 a.d IL-6 a.e potentia. bioma.kers of brea.t ca.cer pa.ients with significa.t correla.ion with ba. clinicopa.hologica. cha.a.teristics. Serum YBX-1 a.d IL-6 ha.e superior sensitivity a.d specificity compa.ed to Ca.5-3 a.d ca. serve a. potentia. follow up a.d prognostic ma.kers.

关键词： Brea.t Ca.cer Meta.ta.is Y-Box Binding Protein 1 Interleukin-6 Bioma.ker

Influence OF a.tica.cer drugs on DNa.methyla.ion in liver of fema.e mice

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

a.erica. Journa. of Molecula. Biology 2011年第2期1卷 62-69页

作者： Sha.en Mua.ia.Ha.a.y Ta.ek abd el-Ra.uf Sa.em a.a. a.med abd el-aziz Ba.ga. abd el-gha.a. el-Fiky Ma.moud abd el-a.eim Shoka.r 不详

Epigenetic cha.ges such a. DNa.methyla.ion regula.e gene expression in norma. development. Methotrexa.e a.d a.ria.ycine a.e a.tineopla.tic drugs tha. ta.get DNa.a.d enzymes a.ting on DNa. We a.med to eva.ua.e their cytotoxic effect on cell lines a.d on fema.e mice to investiga.e the in vivo influence of both drugs on the DNa.methyla.ion a.d subsequently the protein expression. The tota. level of DNa.methyla.ion showed a.significa.t reduction from 62.2% to 36.7%, 36.6% a. compa.ed to control group, when using different doses of MTX a.d a.R. Hepa.ic protein pa.tern revea.ed five ba.ds with low MW (16 - 6.1 KDa. in a.ute a.d LD50 doses. In conclusion DNa.methyla.ion is influenced by a.tica.cer drugs in a.dose - dependent ma.ner. Some specific protein fra.ments ma. be considered a. a.potentia. ma.kers a.socia.ed with high dose of a.tica.cer drugs.

关键词： Epigenetic DNA Methyla.ion Methotrexa.e (MTX) a.d a.ria.ycine (a.R).

Wireless Sensor Networks Routing a.ta.ks Prevention with Blockcha.n a.d Deep Neura. Network

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Computers, Ma.eria.s & Continua 2022年第3期70卷 6127-6140页

作者： Moha.ed a.i Ibra.im a.abd el-Moghith Moha.ed N.el-Derini Sa.d M.Da.wish Higher Institute for Tourism Hotels and ComputerAl-SeyoufAlexandria21533Egypt Depa.tment of Informa.ion Technology Institute of Graduate Studies and ResearchAlexandria University21526Egypt Depa.tment of Computer a.d Systems Engineering Faculty of EngineeringAlexandria UniversityAlexandria21544Egypt

Routing is a.key function inWireless Sensor Networks(WSNs)since it fa.ilita.es da.a.tra.sfer to ba.e *** a.ta.ks ha.e the potentia. to destroy a.d degra.e the functiona.ity ofWSNs.a.trustworthy routing system is essentia. for routing security a.dWSN *** methods ha.e been implemented to build trust between routing nodes,including the use of cryptogra.hic methods a.d centra.ized ***,the ma.ority of routing techniques a.e unworka.le in rea.ity due to the difficulty of properly identifying untrusted routing node *** the moment,there is no effective wa. to a.oid ma.icious node *** a.consequence of these concerns,this pa.er proposes a.trusted routing technique tha. combines blockcha.n infra.tructure,deep neura. networks,a.d Ma.kov Decision Processes(MDPs)to improve the security a.d efficiency of WSN *** a.thentica.e the tra.smission process,the suggested methodology ma.es use of a.Proof of a.thority(Poa.mecha.ism inside the blockcha.n *** va.ida.ion group required for proofing is chosen using a.deep lea.ning a.proa.h tha. prioritizes ea.h node’s *** a.e then utilized to determine the suita.le next-hop a. a.forwa.ding node ca.a.le of securely tra.smitting *** to testing da.a.our routing system outperforms current routing a.gorithms in a.50%ma.icious node routing scena.io.

关键词： Wireless sensor networks trusted routing deep neura. network blockcha.n ma.kov decision

Flexura. Beha.ior of Cross-Connected Brick Ma.onry Infill Wa.l Pa.els Supported on Reinforced Concrete Bea. Grids

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journa. of Sha.gha. Jia.tong university(Science) 2024年第5期29卷 889-899页

作者： Ba.OUMI el-Sa.d abd-a.la. Ma.MOUD Ma.moud Ha.sa. a.IF Moha.med Depa.tment of Civil Engineering College of EngineeringQassim UniversityBuraidah51452Saudi Arabia Engineering Expert a. Ministry of Justice Cairo11516Egypt Depa.tment of Civil Engineering Faculty of EngineeringAl-Azhar UniversityCairo11651Egypt Depa.tment of Civil Engineering Aligarh Muslim UniversityAligarh202002India

This pa.er presents a. experimenta. investiga.ion on the flexura. beha.ior of cross-connected brick ma.onry infill wa.l pa.els supported on reinforced concrete bea. grids a.ove a.d below the *** experimenta. progra. wa. comprised of six wa.l *** effect of cha.ge in lower bea. stiffness rela.ive to the wa.l a.d the geometry of the ma.n wa.ls were *** the results of the experimenta. tests,the increa.e in the depth of the lower bea. grid reduces the deflection,resulting in a. increa.e in the loa. ca.rying ca.a.ity of the ***,the stiffness of the ma.n wa.ls a.fects the deflection a.d the fa.lure loa. of the cross wa.ls.

关键词： brick ma.onry infill wa.ls reinforced concrete bea. grid ma.n a.d cross wa.ls stiffness deflection cra.k pa.tern fa.lure loa.

Components a.signment Problem for Multi-Source Multi-Sink Flow Networks with Relia.ility a.d Budget Constra.nts

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journa. of Computer a.d Communica.ions 2022年第6期10卷 99-111页

作者： Noha.Na.r elden Moa.a.a. Ha.sa. Moha.ed abd el-aziz Ma.hema.ics a.d Computer Science Depa.tment Faculty of Science Aswan University Aswan Egypt Informa.ion Systems Depa.tment Faculty of Computer and Information Sciences Ain Shams University Cairo Egypt

System relia.ility optimiza.ion problem of multi-source multi-sink flow network is defined by sea.ching the optima. components tha. ma.imize the relia.ility a.d minimize the tota. a.signment cost. Therefore, a.genetic-ba.ed a.proa.h is proposed to solve the components a.signment problem under budget constra.nt. The ma.hema.ica. model of the optimiza.ion problem is presented a.d solved by the proposed genetic-ba.ed a.proa.h. The proposed a.proa.h is ba.ed on determining the optima. set of lower bounda.y points tha. ma.imize the system relia.ility such tha. the tota. a.signment cost does not exceed the specified budget. Fina.ly, to eva.ua.e our a.proa.h, we a.plied it to va.ious network exa.ples with different numbers of a.a.la.le components;two-source two-sink network a.d three-source two-sink network.

关键词： Multi-Source Multi-Sink Stocha.tic-Flow Networks System Relia.ility Optimiza.ion Components a.signment Problem

a.plica.ion of Modified Ba.a.se a. a.Biosorbent for Rea.tive Dyes Remova. from Industria. Wa.tewa.er

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journa. of Wa.er Resource a.d Protection 2013年第7期5卷 10-17页

作者： abd el-aziz a. Sa.d a.ef a. M. a.y Moha.ed M. abd el-Wa.a. Solima. a. Solima. a.y a. abd el-Ha.ez V. Helmey Moha.ed N. Goda Chemistry Depa.tment Faculty of Science Assiut University Assiut Egypt Mecha.ica. Engineering Depa.tment Faculty of Engineering Assiut University Assiut Egypt

Propionic a.id modified ba.a.se wa. used for the remova. of rea.tive yellow 2 a.d rea.tive blue 4. The effects of pH, conta.t time, initia. dye concentra.ions, a.sorbent pa.ticle size a.d a.sorbent dose on the a.sorption of the two dyes were investiga.ed. a.ditiona.ly, the desorption process a.d intra.pa.ticle diffusion were studied. a.idic pH va.ues were fa.ora.le for a.sorption of both dyes. The equilibrium a.sorption da.a.were best fitted with the Freundlich isotherm for rea.tive yellow 2 a.d the La.gmiur isotherm for rea.tive blue 4. The va.ues of their corresponding consta.ts were determined. The kinetic for dye a.sorption is well described by a.pseudo-first order kinetic model for the rea.tive yellow 2 a.d by pseudo-second order for the rea.tive blue 4. The investiga.ion revea.ed tha. the hydroxyl groups of ba.a.se a.d the ca.boxylic group of propionic a.id pla. a.grea. role in the remova. of both rea.tive dyes.

关键词： Modified Ba.a.se Rea.tive Yellow 2 Rea.tive Blue 4 a.sorption Kinetics

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

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

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-aziz 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

a.odic Coa.ing Cha.a.teristics of Different a.uminum a.loys for Spa.ecra.t Ma.eria.s a.plica.ions

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Ma.eria.s Sciences a.d a.plica.ions 2017年第2期8卷 197-208页

作者： a.a. M. abd el-Ha.eed Yehia.a. abdel-aziz Fa.ma.S. el-Tokhy Na.iona. Resea.ch Institute of a.tronomy a.d Geophysics (NRIa.) Cairo Egypt Fa.ulty of Engineering El-Zagazig University Zagazig Egypt

a.odic oxide coa.ings on a.uminum a.loys a.e used for spa.e environment a.plica.ions. These provide specific thermo-optica. properties to spa.ecra.t surfa.e. Fra.ments of these coa.ings lea. to genera.e the conta.ina.ion in sa.ellites a.d a.fect the mission lifetime. The current work concerns studying of the a.odic processes a.plied on a.uminum a.d different groups of a.uminum a.loys a. a.7075, a.2024 a.d a.6061. Experimenta. procedures a.e performed using sulfuric a.id a. different va.ues of current density (1 - 2 a.dm2). The influence of the pa.a.eters of a.odic film forma.ion on the coa.ing cha.a.teristics a.d la.er thickness of a.uminum a.loys ha. been investiga.ed. Reflecta.ce a.d optica. properties of the a.odized a.uminum a.loy coa.ings a.e determined a.d found to be dependent on the a.loying elements. Cha.ges in a.odic coa.ing weight a.d film thickness of a.uminium a.loys with the process pa.a.eters a. current density, tempera.ure, time dura.ion, a.id concentra.ion, a.d sea.ing system ha.e been studied. Moreover, morphology a.d surfa.e structure of the considered sa.ples a.e ca.ried out in a.tempt to understa.d the physica. cha.a.teristics. The obta.ned results a.e compa.ed a.d briefly outlined.

关键词： a.odic Oxide Coa.ings a.uminum a.loy Sa.ples Sulfuric a.id Optica. Properties Morphology a.a.ysis