PNAS:sRNA測序揭示雜種優勢之謎
Illinois大學的功能基因組學副教授SteveMoose及其團隊發現了玉米雜種優勢的新因素,即20至25個核苷酸長的雙鏈小RNA分子sRNA。文章發表在6月26日的ProceedingsoftheNationalAcademyofScience雜誌上。 “雜種優勢”是指不同親本植物雜交形成...
醫藥經濟;生物技術;技術要聞LongitudinalmeasuresofcirculatingleptinandghrelinconcentrationsareassociatedwiththegrowthofyoungPeruvianchildrenbutarenotaffectedbyzinc
...tyofCalifornia,Davis,Davis,CA;InstitutodeInvestigaciónNutricional,LaMolina,Lima,Perú(DLdRandMEP);andtheUSDepartmentofAgriculture,AgriculturalResearchCenter,WesternHumanNutritionResearchCenter,Davis,CA(MDVL)2SupportedbytheBillandMelindaGatesFoundation.3Reprintsnotavailable.Addresscorres...
醫源資料庫;在線期刊;美國臨牀營養學雜誌;2007年86卷第4期Lactationalamenorrheaisassociatedwithchildageatthetimeofintroductionofcomplementaryfood:aprospectivecohortstudyinruralSenegal,WestAfric
KirstenBSimondon,ValérieDelaunay,AldioumaDiallo,EricElgueroandFrançoisSimondon1FromtheDepartmentsofEpidemiologyandPrevention(KBS,AD,EE,andFS)andReproductiveHealth,FertilityandDevelopment(VD),InstitutdeRecherchepourleDéveloppement,Montpellier,France,andPopulationandHealthResearch...
醫源資料庫;在線期刊;美國臨牀營養學雜誌;2003年78卷第1期LackofhemoglobinresponsetoironsupplementationinanemicMexicanpreschoolerswithmultiplemicronutrientdeficiencies
...andtherelationofthisresponsetoothermicronutrientdeficiencies,anthropometry,morbidity,andusualdietaryintake.Design:RuralMexicanchildrenaged1836mo(n=219)weresupplementedfor12mowitheither20mgFe,20mgZn,bothironandzinc,orplacebo.Childrenwerecategorizedasiron-unsupplemented(IUS;n=109)orironsupplemen...
醫源資料庫;在線期刊;美國臨牀營養學雜誌;2000年71卷第6期CR乳腺鉬靶X線檢查的臨牀應用
...評價CR乳腺鉬靶X線檢查與普通鉬靶X線檢查(以下簡稱CR與MO)在臨牀應用情況的比較。方法隨機選擇110例先後來我科做乳腺檢查患者的MO檢查片和CR檢查片進行對照。結果MO片乳頭、乳暈、皮膚顯示率爲86%,腫塊顯示率爲5%,鈣化...
醫源資料庫;在線期刊;中華現代影像學雜誌;2007年第4卷第8期非洲爪蟾體節發生標誌基因Mespo的表達調控研究
...途徑的調節。研究者通過克隆Mespo5’上游調控序列,用轉基因實驗證明了該序列包含指導Mespo在預決定體節中胚層表達所需的調控元件。該序列上存在一個LEF/TCF結合位點,此位點是Mespo在預決定體節中胚層表達所必需的,在體內...
醫藥經濟;生物技術;技術要聞Alterationofchoroidalcirculationinthefovealregioninpatientswithtype2diabetes
DepartmentofOphthalmology,AsahikawaMedicalCollege,Asahikawa,JapanABSTRACTAim:Toinvestigatechangesinchoroidalbloodflow(CBF)inthefovealregioninpatientswithtype2diabetes.Methods:LaserDopplerflowmetrywasusedtodeterminetheCBFinthefovealregionin70patientswithtype2diabetesand36ageandsexmatchedhealthysubjec...
醫源資料庫;在線期刊;英國眼科學雜誌;2004年第88卷第8期幽門螺桿菌工程疫苗研究進展
...(heatlabiletoxinofenterotoxigemicE-coli,LT)B亞單位(LT-B)等.1抗原基因的選擇研究疫苗的首要任務便是尋找免疫原,Lazowskaetal[3,4]在HP蛋白免疫原的尋找方面作了較爲出色的工作,最初應用全菌抗原和膜佐劑口服免疫Hp感染的小鼠,成功誘...
合作平臺;醫學論文;內科學論文;消化病學Irondeficiencyininfancy:applyingaphysiologicframeworkforprediction
...09-0406.E-mail:blozoff{at}umich.edu.ABSTRACTBackground:Infantsaged624moareathighriskofirondeficiency.Numerousstudiesworldwidehavesoughttoidentifypredictorsofirondeficiencyinthisagegroup.Objective:Theobjectivesofthestudyweretoapplyaphysiologicmodeltoidentifyriskfactorsforirondeficiencyandtocons...
醫源資料庫;在線期刊;美國臨牀營養學雜誌;2006年84卷第6期Randomizedcomparisonof3typesofmicronutrientsupplementsforhomefortificationofcomplementaryfoodsinGhana:effectsongrowthandmotordevelopment
...,NT,orNBcontaining6,16,and19vitaminsandminerals,respectively,dailyfrom6to12moofage.Weassessedanthropometricstatusat6,9,and12mo;micronutrientstatusat6and12mo;motordevelopmentat12mo;andmorbidityweekly.Infants(n=96)notrandomlyselectedfortheintervention(nonintervention;NI)wereassessedat12mo.Results:Theg...
醫源資料庫;在線期刊;美國臨牀營養學雜誌;2007年86卷第2期