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Identifica.io. o. a.tio.ida.t a.ditives in Fo.d Pro.ucts So.d in Da.a. Ma.kets

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o.en Jo.rna. o. a.plied Sciences 2024年第1期14卷 51-62页

作者： a.é Ka.e Pa.a.a.a.o. Dia.ha.é So.hna.Nda.0}Mo.o. Dieng Ma.y cisse a.a.o. Dio. La.o.a.o.y o. Bio.o.ica. Agronomic and Food Sciences and Complex Systems Modelling (LABAAM) University Gaston Berger (UGB) Saint-Louis Senegal UFR o. a.ro.o.ic Sciences Aquaculture and Food Technology (UFR S2ATA) UGB Saint-Louis Senegal a.a.ytica. Chemistry a.d Bro.a.o.o.y La.o.a.o.y University Cheikh Anta Diop of Dakar Dakar Senegal Depa.tment o. Chemica. Engineering a.d a.plied Bio.o.y University Cheikh Anta Diop of Dakar Dakar Senegal

The use o. fo.d a.ditives in industria. pro.uctio. ha. the a.va.ta.e o. impro.ing senso.y pro.erties, techno.o.ica. qua.ity a.d extending the shelf life o. fo.ds. a.o.g the mo.t widely used a.ditives a.e a.tio.ida.ts, which prevent o.ida.io., bro.ning a.d ra.cidity rea.tio.s in fo.ds. Ho.ever, the stro.g presence o. these a.ditives o. the ma.ket is no. witho.t risks fo. huma. hea.th, a.d sho.ld be co.tro.led to.gua.a.tee fo.d sa.ety. a.a.ysis o. the risks a.so.ia.ed with co.sumptio. o. fo.ds co.ta.ning these a.ditives requires, a.o.g o.her things, info.ma.io. o. the frequency o. use o. these a.ditives in va.io.s co.sumer pro.ucts. The a.m o. this study is therefo.e to.identify the a.tio.ida.ts present in industria. fo.d pro.ucts distributed in Da.a.. The metho.o.o.y a.o.ted co.sists o. a.qua.ita.ive a.a.ysis ba.ed o. the identifica.io. o. a.ditives fro. fo.d la.els. Investiga.io.s were ca.ried o.t in 9 sto.es, 4 superettes a.d 2 superma.kets lo.a.ed in different districts o. Da.a.. The results revea.ed the presence o. 12 a.tio.ida.t a.ditives, do.ina.ed by citric a.id (53%) a.d a.co.bic a.id (29%). These studies ha.e a.so.highlighted the simulta.eo.s use o. severa. a.tio.ida.ts in the sa.e fo.d pro.uct. Mo.eo.er, fo. so.e a.tificia. a.tio.ida.ts identified a.tio.yda.t such a. BHa.a.d BHT, hea.th risks a.e a.so.ia.ed with their co.sumptio.. The results o. this study o.en up pro.pects fo. the develo.ment o. info.ma.io. da.a.a.es o. fo.d a.ditives.

关键词： a.ditives a.tio.ida.t Fo.d Pro.ucts Ma.ket Risk

a.tio.ida.t a.tivity o. Hydro.a.eto.ic, Hydro.Metha.o.ic a.d a.ueo.s Lea. a.d Ba.k Extra.ts o. Sclero.a.ia.birrea.lt;/i>(a. Rich.) Ho.hst

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Fo.d a.d Nutritio. Sciences 2021年第5期12卷 429-438页

作者： La.a. Nia.g Seid a.i Ma.a.a. Nico.a. Cyrille a.esso. Ma.y cisse Co.o. Ma. Dio. La.o.a.o.y o. Electro.hemistry a.d Membra.e Pro.esses (LEPM) ESP-UCAD Dakar Sénégal Center fo. Studies o. Fo.d Sa.ety a.d Functio.a. Mo.ecules (CESa.-RESCIF) ESP-UCAD Dakar Sénégal a.a. Ba.ka.University Abeche Tchad

Bio.ctive co.po.nds in pla.ts a.e a.so.ia.ed with the reductio. o. chro.ic disea.es. The free ra.ica. sca.enging a.tivity o. different extra.ts o. a.medicina. pla.t, Sclero.a.ya.birrea. ha. been investiga.ed using the... 详细信息

Bio.ctive co.po.nds in pla.ts a.e a.so.ia.ed with the reductio. o. chro.ic disea.es. The free ra.ica. sca.enging a.tivity o. different extra.ts o. a.medicina. pla.t, a.>a.>a.>a.>Sclerocaryaa.>a.> birreaa.>a.>a.>a.>, has been investigated using the DPPH test, ABTS test and FRAP. Three extracts were prepared from the leaves and bark: hydro-methanolic, hydro-acetonic and aqueous. Phytochemical screening was carried out the standard methods followed by the determination of the polyphenol by Folin-Ciocalteu method. The analysis of variance (ANOVA) with the STATISTICA 7.1 and statistical significance was set at p a.>a.>a.>a.> 0.05. Evolution of percent inhibition (PI) as well as the IC50 of the extracts wa.>a.>a.>asa.>a.>a. style="fo.t-fa.ily:Verda.a.">a. style="fo.t-fa.ily:Verda.a.">a. style="fo.t-fa.ily:Verda.a."> o.ta.ned using the o.igin Pro.8.5 so.twa.e a.d Micro.o.t Excel. The results sho. tha. the ba.k extra.ts

关键词： Sclero.a.ya.birrea a.tio.ida.t a.tivity DPPH a.TS To.a. Pheno.ic

Mo.ito.ing o. a.tho.ya.ins a.d Co.o.r in Electro.hemica.ly Pro.essed Hibiscus sa.da.iffa.lt;/i>Juice

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Fo.d a.d Nutritio. Sciences 2021年第11期12卷 1073-1087页

作者： Kha.y Ndia.e Cheikho. Ka.e o.a. Ben Kha.a. cisse Nico.a. a.esso. Co.o. Ma. Dio. La.o.a.o.re d’électro.himie et des Pro.édés Membra.a.res ESP/UCAD Dakar Sénégal La.o.a.o.re de Fo.ma.io. Co.tinue en Industrie a.ro.limenta.re ESP/UCAD Dakar Sénégal

The vita. ro.e o. a.tho.ya.ins in Hibiscus sa.da.iffa.L. is no. kno.n to.mo.t co.sumers. The richness o. a.tho.ya.ins in a.tio.ida.ts, vita.in C, minera.s, etc., pro.ides Hibiscus juice with pro.en nutritio.a. qua.iti... 详细信息

The vita. ro.e o. a.tho.ya.ins in Hibiscus sa.da.iffa./i> L. is no. kno.n to.mo.t co.sumers. The richness o. a.tho.ya.ins in a.tio.ida.ts, vita.in C, minera.s, etc., pro.ides Hibiscus juice with pro.en nutritio.a. qua.ities. The hea.th requirements o. recent yea.s ha.e ma.e fo.d pro.ucts with a.ded preserva.ives o. pro.essed a. high tempera.ures less po.ula., thus expla.ning the new orientations towards innovative and interdisciplinary technologies. Anthocya.ins fro. Hibiscus sa.da.iffa./i> L. a.e, ho.ever, sensitive to.degra.a.io. fa.to.s such a. tempera.ure, light, enzymes a.d a.so.o.ygen. The insta.ility o. anthocyanins has long been a subject of research using classic techniques such a. hea. trea.ment, the results o. which a.e o.ten limited by the ra.id degra.a.io. a.d a.o.e a.l the destructio. o. the nutritio.a. a.d o.ga.o.eptic qua.ities o. the pro.uct. o.ygen disso.ved in juices is so.fa. trea.ed by bubbling with a. inert ga. o. by a.ding o.her mo.ecules such a. preserva.ives which ca. ca.se a.lo. o. hea.th da.a.e. The electro.hemica. a.pro.ch is a.new stabilisation technique that reduces the dissolved oxygen in the juice, co.d a.d witho.t the a.ditio. o. o.her mo.ecules. The electro.ysis o. Hibiscus juice wa. ca.ried o.t by no.le electro.es (Pla.inum a.d Sta.nless Steel) with a.well-characterised Time/Potential or Time/Intensity couple. The electroreduced sa.ples a.d the co.tro. were then sto.ed a. 4°C, 25°C a.d 37°C fo. mo.e tha. 6 mo.ths. Mo.ito.ing o. a.tho.ya.ins in the first mo.th, o. the sa.ples a.d the co.tro., sho.ed a.significa.t difference o. 10% between the electro.educed extra.t a.d the untrea.ed co.tro. a. 37°C, which ha. previo.sly been pro.lema.ic fo. the hea. trea.ment a.d even fo. the o.her membra.e techniques. o.ygen reductio. o. the pla.inum electro.e/ECS a.lo.ed the retentio. o. mo.e tha. 10% o. a.tho.ya.ins a.ter 4 weeks o. sto.a.e a. 25°C a.d 37°C. a. 4°C, a.sign

关键词： Mo.ito.ing a.tho.ya.in Co.o.r o.ygen Sta.ilisa.io. Electro.hemica. Na.io. Membra.e Ra.io

Do.sa. Psa.mo.a.o.s Meningio.a.Revea.ed by Scia.ica.Ca.e Repo.t

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o.en Jo.rna. o. o.tho.edics 2021年第5期11卷 164-169页

作者： Da.0}da.Wa.ue Ma.ua.te Ga.e Cheikh Ndia.e Sy Mo.ha.et cisse So.leyma.e Dia.lo.Yo.sso.f Sa.ho Neuro.urgeo. a. CHMFT Touba Senegal Pro.esso. o. Neuro.urgery (UCa.) a.d Hea. o. Neuro.urgery Unit a. Ho.IP Dakar Senegal Neuro.urgeo. a.d Senio. Resea.cher a. UCa. Dakar Senegal Resident in Neuro.urgery a. Fa.N Touba Senegal Resident in Neuro.urgery a. Ho.IP Dakar Senegal Pro.esso. o. Neuro.urgery a. UCa. Dakar Senegal

Intro.uctio.: Meningio.a. a.e benign tumo.s mo.t lo.a.ized in bra.n. Intra.pina. meningio.a. a.e ra.e a.d ma. ha.e a. intra.o. extra.ura. to.o.ra.hy. We repo.t the ca.e o. a.do.sa. psa.mo.a.o.s meningio.a.revea.ed by ... 详细信息

Introductiona.>: Meningiomas are benign tumors most localized in brain. Intraspinal meningiomas are rare and may have an intra or extradural topography. We report the case of a dorsal psammomatous meningioma revealed by sciatica. Case description: We present a 58-year-old female hospitalized for bilateral painful and disabling L5 sciatica rebellious to medical treatment and physiotherapy. At physical examination, she presented a lumbar spinal syndrome without root deficit. MRIa.>a.>a.> a.>a.>(Magnetic Resonance Imaging) showed a borderline lumbar canal with a paramedian L4-L5 herniated disc. She undergone a first surgery a L4 decompressive laminectomy and there a.>a.>wasa.>a.> no postoperative complications. The follow-up was marked by partial pain regression. Three months later, after a fall she presented low back pain and progressive worsening gait troubles. A MRI was realized and shown L3-L4, L4-L5 duct narrowing. A second surgery a L3 and L5 decompressive laminectomy was performed. The postoperative follow up a.>a.>wasa.>a.> characterizeda.>a.>a.>

关键词： Meningio.a Do.sa. Scia.ica Psa.mo.a.o.s

a.a.ysing the Fa.to.s a.fecting Prena.a. Visits in Guinea. a.Seco.da.y Study o. the 2018 Demo.ra.hic a.d Hea.th Survey (DHS)

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o.en Jo.rna. o. o.stetrics a.d Gyneco.o.y 2023年第8期13卷 1417-1431页

作者： a.do.ra.a.a.e Dia.lo.a.ma.y a.a.a.To.re a.o.ba.a. Sidiki Ma.a.so.ba.Dia.0}cisse Yo.no.ssa.Sylla.Ibra.ima.Ba.ry Depa.tment o. Gyna.co.o.y-o.stetrics Ignace Deen National Hospital Conakry Guinea Fa.ulty o. Hea.th Sciences a.d Techno.o.ies Gamal Abdel Nasser University of Conakry Conakry Guinea Na.io.a. Center fo. Tra.ning a.d Resea.ch in Rura. Hea.th o. Ma.èrinya. Forécariah Guinea

Ba.kgro.nd: Despite persistent effo.ts to.impro.e ma.erna. hea.th thro.gh va.io.s interventio.s, Guinea.fa.es cha.lenges in a.hieving a.equa.e a.tena.a. ca.e co.era.e (a.C). This study a.ms to.identify the key fa.to.s influencing prena.a. co.sulta.io. in Guinea. Metho.s: a.seco.da.y a.a.ysis wa. co.ducted o. Guinea.s 2018 Demo.ra.hic a.d Hea.th Survey (DHS) da.a. The study sa.ple co.prised wo.en a.ed 15 - 49 who.pa.ticipa.ed in the survey. Lo.istic regressio. wa. emplo.ed to.identify the determina.ts o. a.C utilisa.io.. Results: Mo.t wo.en in the sa.ple (59.1%) were a.ed between 18 a.d 30, resided in rura. a.ea. (69.8%), ha. no.fo.ma. educa.io. (71.0%), ha. lo. inco.es (43.4%), were ma.ried (91.4%), relied o. the ra.io.fo. info.ma.io. (63.4%), a.d were emplo.ed a. the time o. the survey (68.0%). The study identified severa. fa.to.s a.ting a. ba.riers to.meeting the reco.mended fo.r a.C visits, including lo. educa.io. levels, with o.ds ra.io. (o.) o. 0.43 (p = 0.011) fo. tho.e with no.scho.ling a.d 0.48 (p = 0.046) fo. tho.e with prima.y-level educa.io.. La.k o. ra.io.a.cess a.so.nega.ively influenced a.C utilisa.io. with a. o. o. 0.72 (p = 0.012). a.ditio.a.ly, dela.ed timing o. the first a.C visit in the seco.d trimester ha. a. o. o. 0.36 (p 0.001), while in the third trimester, the o. wa. 0.04 (p 0.004). o. the o.her ha.d, fa.to.s tha. fa.ilita.ed a.hieving the reco.mended fo.r a.C visits included ha.ing a. a.era.e wea.th quintile with a. o. o. 1.63 (p = 0.002) a.d being wea.thy with a. o. o. 2.30 (p 0.001). Co.clusio.: This study undersco.es the nega.ive a.so.ia.io. between lo. educa.io. level a.d po.erty with a.C utilisa.io. a.o.g pregna.t wo.en in Guinea. These findings empha.ise the need fo. ta.geted interventio.s to.a.dress the ba.riers fa.ed by vulnera.le po.ula.io.s a.d impro.e ma.erna. hea.thca.e a.cess a.d utilisa.io. in the co.ntry.

关键词： Determina.ts a.C DHS Guinea

Co.tributio. o. Ima.ing in the Dia.no.is a.d Ma.a.ement o. Type 1 a.to.mmune Pa.crea.itis a.so.ia.ed with Ma.n Bile Duct Cho.a.gitis: a.Ca.e Repo.t

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Ca.e Repo.ts in Clinica. Medicine 2022年第5期11卷 175-181页

作者： Keita.a.o.ba.a. Sidiki Ca.a.a.Ma.o.do. Dia.lo.Ma.a.o. Dembele a.a.a.Ba. o.sma.e a.ina.a.cisse Ma.a.o. Medica. Ima.ing Depa.tment H&ocirc pita. No.d Fra.che Co.té Trévenans France Fa.ulty o. Hea.th Sciences a.d Techniques the Gamal Abdel Nasser University of Conakry Conakry Guinea Medica. Ima.ing Depa.tment Centre Hospitalier Intercommunal Elbeuf Louviers Elbeuf France Medica. Ima.ing Depa.tment Centre Hospitalier de Blois Blois France

Intro.uctio.: a.to.mmune pa.crea.itis type 1 (a.P) is a.ra.e co.ditio. cha.a.terized by infla.ma.o.y a.d fibro.ing invo.vement o. the pa.crea., a.so.ia.ed with eleva.ed serum IgG4 a.d po.entia. invo.vement o. o.her o.ga.s. It o.ten mimics a.ma.igna.t tumo. with which the differentia. dia.no.is is o.ten difficult. o.serva.io.: We repo.t a.ca.e o. a.P type 1, in a.70-yea.-o.d pa.ient, with a.hea.y histo.y o. a.teria. hypertensio., insulin-induced type II dia.etes, o.erweight, ga.tric ulcer, ischemic hea.t disea.e with triple bypa.s, Co.D, revea.ed by intense a.do.ina. pa.n a.d a.ute evo.utio.. The dia.no.is wa. evo.ed o. ima.ing, in fro.t o. a. a.pect o. “sa.sa.e pa.crea.”, with dela.ed co.tra.t enha.cement o. the pa.crea., lo.s o. lo.ula.io.s, a.d the presence o. a.fibro.s peripa.crea.ic shell. The bio.o.ica. a.d histo.o.ica. a.sessment co.firmed the dia.no.is a.d a.o.ded ina.pro.ria.e surgica. trea.ment. Co.clusio.: a.P type 1 is a.ra.e pa.ho.o.y who.e dia.no.is is difficult. o.ly a.perfectly interpreted ima.ery ca. evo.e it. The bio.o.ica. a.sessment, in pa.ticula., the eleva.io. o. the serum level o. IgG4 a.d the histo.o.y ma.e it po.sible to.co.firm the dia.no.is. The cha.lenge in its ma.a.ement is to.a.o.d unnecessa.y surgery a.d/o. ina.pro.ria.e trea.ments. Ima.ing, in this co.text, pla.s a.prepo.dera.t ro.e, in pa.ticula., tha.ks to.the dyna.ic injectio. sequences o. ga.o.inium chela.es o. MRI which suggest the fibro.infla.ma.o.y na.ure o. pa.crea.ic lesio.s.

关键词： a.to.mmune Pa.crea.itis CT MRI

Thermo.echa.ica. Cha.a.teriza.io. o. La.erite Ma.rix Reinfo.ced with Typha.Ma.eria. fo. Therma. Insula.io. in Building

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Ma.eria.s Sciences a.d a.plica.io.s 2024年第10期15卷 450-463页

作者： El Ha.ji a.do.l a.iz cisse Pa.a.To.ty Tra.0}e a.pho.sseyni Gha.o.Mo. Ndia.e Issa.Dia.ne Semico.ducto. a.d So.a. Energy La.o.a.o.y Physics Department Faculty of Science and Technology Cheikh Anta Diop University of Dakar Dakar Senegal

Every perso., in every co.ntry a.d o. every co.tinent, will be a.fected in o.e wa. o. a.o.her by clima.e cha.ge. a.clima.e ca.a.lysm is lo.ming o. the ho.izo. due to.greenho.se ga. emissio.s. This expla.ns a.stro.g dema.d fo. a.r co.ditio.ing in the yea.s to.co.e, hence the need fo. go.d therma. insula.io. a. a.lo.er co.t. Ho.ever, a.po.icy o. preventio., a.a.ta.io., a.d resilience is necessa.y fo. the pro.ectio. o. the enviro.ment in the future. This wo.k a.ms to.respo.d to.the United Na.io.s SDGs 7, 11 a.d 13. This pa.er presents the results o. thermo.echa.ica. cha.a.teriza.io.s o. the Typha.a.ditive (0%, 5%, 10%, 15%, 20%) in la.erite ma.rices. First, we ca.ried o.t a.therma. cha.a.teriza.io. using the a.ymmetric ho. pla.e metho., which led to.therma. co.ductivity a.d effusivity in different pro.o.tio.s. Next, mecha.ica. tests were ca.ried o.t to.determine the tra.tio. a.d co.pressio. o. ea.h ma.eria. with a.ma.est press. Tho.e which ma.e it po.sible to.o.ta.n results a.co.ding to.the percenta.e fo. the therma. tests: a.co.ductivity va.ying between 0.7178 W/m·K to.0.0597 W/m·K a.d a. effusivity va.ying between 942.5392 J/m2·K·s1/2 a. 287.0855 J/m2·K·s1/2 a.d fo. mecha.ica. tests: tra.tio. va.ying between 0.035 MPa.to.0.034 MPa.a.d co.pressio. va.ying between 0.1115 MPa.to.0.0805 MPa.fo. the different sa.ples. The explo.ta.io. o. the results a.lo.ed us to.study the co.ductivity, effusivity, tra.tio., a.d co.pressio. a. a.functio. o. their densities.

关键词： Cha.a.teriza.io. a.ymmetrica. Ho. Pla.e Co.ductivity Effusivity Tra.tio. Co.pressio. Press a.d Density

Effects o. Seed Pretrea.ment o. Germina.io., Gro.th a.d Yield o. Mo.o.dica.cha.a.tia.lt;/i>L.

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a.ricultura. Sciences 2021年第1期12卷 39-57页

作者： Sa.ba.Ba.de Nico.a. Cyrille a.esso. a.to.ne Sa.bo. Kha.im Nia.e Pa.a.Guedel Fa.e Ma.y cisse Co.o. Ma. Dio. Po.ytechnic Higher Scho.l Cheikh Anta Diop University Dakar Sénégal Center fo. Studies o. Fo.d Sa.ety a.d Functio.a. Mo.ecules (CESa.) Cheikh Anta Diop University Dakar Sénégal Depa.tment o. a.ro.o.estry a.sa.e Seck University o. Ziguincho. Sénégal

Mo.o.dica.cha.a.tia.is a.pla.t species widely used in fo.d a.d tra.itio.a. medicine. Ho.ever, the germina.io. techniques a.d the perfo.ma.ces o. M. cha.a.tia.a.e po.rly understo.d by the po.ula.io.s. This study a.ms t... 详细信息

Mo.o.dica.cha.a.tia./em> is a.pla.t species widely used in fo.d a.d tra.itio.a. medicine. Ho.ever, the germina.io. techniques a.d the perfo.ma.ces o. M. cha.a.tia./em> a.e po.rly understo.d by the po.ula.io.s. This study a.ms to.better understa.d the germina.io., gro.th a.d develo.ment cha.a.teristics, a.d yield o. M. cha.a.tia./em>. Three pretrea.ments o. the seeds a.e used fo. the sho.tening o. the pre-germina.io. perio.: so.king the seeds in ta. wa.er fo. 24 ho.rs (ba.ch 2), in ho. wa.er a. 80˚C (ba.ch 3), fo. 24 ho.rs a.d in the bo.ling wa.er a. 100˚C fo. 24 ho.rs (ba.ch 4). a.co.tro. witho.t so.king (ba.ch 1) wa. a.so.ca.ried o.t. The seeds were so.n in pla.tic bo.es in the la.o.a.o.y with sterile sa.d a.d directly in the nursery in po.yethylene sleeves. The influence o. the light fa.to. (light a.d da.k) a.d wa.ering frequency (every da. a.d every two.da.s) o. the gro.th a.d yield pa.a.eters wa. eva.ua.ed respectively in the la.o.a.o.y a.d in the nursery. Germina.io., gro.th a.d yield pa.a.eters were determined. The results sho. tha. the light a.d frequency o. wa.ering fa.to.s ha.e no.influence (p > 0.05) o. the ra.e a.d dura.io. o. seed germina.io. unlike pretrea.ments. Thus, Ba.ch1 a.d 2 exhibit significa.tly higher germina.io. ra.es (70% ± 16%) tha. Lo.s 3 a.d 4 (21% ± 15%) in the la.o.a.o.y a.d in the nursery. o. the o.her ha.d in terms o. germina.io. time, ba.ch 3 a.d 4 displa.ed sho.ter dura.io.s (14 da.s) tha. tho.e ba.ch1 a.d 2 (23 da.s). Gro.th pa.a.eters a.d yield (fruit a.d seeds) a.e stro.gly influenced by wa.ering frequency, unlike pretrea.ments which o.ly a.fect yield. Gro.th a.d yield pa.a.eters a.e significa.tly higher with da.ly wa.ering tha. da.ly wa.ering. Ultima.ely, this study sho.ed tha. pretrea.ments ha.e a. influence o. the dura.io. a.d ra.e o. germina.io. a. well a. the frequency o. wa.ering o. the perfo.ma.ce o. M. cha.a.tia./em>

关键词： Mo.o.dica.cha.a.tia Germina.io. Perfo.ma.ce Yield

Impa.t o. Extra.tio. o. Bio.hemica. Pro.erties a.d a.tio.ida.t Po.entia. o. Mo.o.dica.cha.a.tia.L. Seeds’ o.l

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Fo.d a.d Nutritio. Sciences 2022年第2期13卷 147-164页

作者： Ba.de Sa.ba.a.esso. Nico.a. Cyrille Kha.im Nia.e Bo. Ndia.e Ma.y cisse Co.o. Ma. Dio. Centre d’Etude sur la.Sécurité a.imenta.re et les Mo.écules fo.ctio.nelles (CESa.) Université Cheikh Anta DIOP de Dakar Fann Sénégal

In this study, the influence o. pro.ena.ce a.d extra.tio. metho.s o. the physico.hemica. pro.erties a.d the a.tio.ida.t po.entia. o. M. cha.a.tia.seeds o.l were eva.ua.ed. The o.l is o.ta.ned o. the o.e ha.d by co.d extra.tio. with hexa.e a.d o. the o.her ha.d by ho. extra.tio. with so.hlet. The results o.ta.ned sho. tha. the extra.tio. yield is significa.tly impa.ted by the extra.tio. metho.s a.d the o.igin o. the seeds. In a.ditio., the so.hlet extra.tio. gives a.higher o.l yield (32.07 ± 0.01). Co.d extra.tio. ha. ma.e it po.sible to.o.ta.n o.ls with less a.tenua.ed physico.hemica. cha.a.teristics. Indeed, the a.id numbers a.e high in the o.ls extra.ted by so.hlet (5.92 ± 0.25;4.25 ± 0.62 a.d 13.86 ± 0.83) tha. in tho.e co.d extra.ted with very lo. pero.ide fo. a.l the o.ls o.ta.ned. o. the o.her ha.d, the io.ine a.d refra.tive indices a.e high in o.ls o.ta.ned co.d (91.58 ± 0.85;100.74 ± 0.03 a.d 102.08 ± 0.28) (1.53 ± 0.01;1.52 ± 0.01 a.d 1.52 ± 0.01) with lo. sa.o.ifica.io. indices. The po.ypheno. co.centra.io.s a.d the a.ti-free ra.ica. a.tivity a.e higher with the o.ls o.ta.ned co.d (0.086 ± 0.001;0.08 ± 0.000 a.d 0.09 ± 0.01 mgEa./g o. o.l) a.d (DPPH) (55.75% ± 1.16%;55.03% ± 0.72% a.d 56.35% ± 0.45%). The co.o. pa.a.eters (L*, a. a.d b*) o. the different o.ls extra.ted a.so.va.y depending o. the extra.tio. metho. used. Principa. Co.po.ent a.a.ysis (PCa. a.d co.rela.io. a.a.ysis were perfo.med o. the physico.hemica. pro.erties a.d the a.tio.ida.t po.entia. o. the extra.ted o.ls. Therefo.e, the results suggest co.d extra.tio. to.o.ta.n a.go.d qua.ity a.d o.ida.io. resista.t o.l.

关键词： Mo.o.dica.cha.a.tia o.l a.tio.ida.t Po.entia. Extra.tio.