《膜结构特性》PPT课件

《《膜结构特性》PPT课件》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、MedicalCellBiology郑州大学基础医学院细胞、遗传学教研室程晓丽Youwillstartlearningabouthowcellsworkbystudyingthisintroductorycourse.Sinceallorganismsaremadeofcells,weneedtounderstandwhatcellsareandhowtheyfunction.Wealsoneedtounderstandhowtheydevelopandhowtheycomm-unicatewithoneanothertomaintaintheessentialfuncti

2、onsoftheorganism.Inrecentyears,spectacularadvanceshavebeenmadeinourunderstandingofhowcellswork.Sincecellbiologyisatthecoreofalllife,itisoneofthemostactiveandexcitingareasofcurrentscientificresearch.Youareabouttoembarkuponamostexcitingjourney,andthiscourseisyourticketforthefirstpart.I'mveryg

3、ladetodiscussafewthingswithyoubeforeyoustartonyourowntrips.PrefaceDearStudents:PrefaceAlloftheinformationnecessaryisencodedintheDNAofeachcell,andoneofthemajoradvancesofrecentyearshasbeenthedeterminationofthecompletesequencesoftheDNAofmanyspecies,includinghumans,fliesandsomeplants.Theinfor-m

4、ationencodedintheDNAisexpressedincellsthroughthesynthesisofmessengerRNAsandproteins,andwenowhavepowerfultoolstoallowustodeterminesimultaneouslytheamountsofthemanythousandsofmessengerRNAsthatarepresentineachcell,andourabilitytoanalyzethepatternsofproteinexpressionisdevelopingrapidly,especial

5、lythroughincreasedapplicationofmassspectrometrytocellbiology.PrefaceLearningabouthowindividualproteinsfunctionandabouthowtheyinteractincomplexnetworksinsidecellswillkeepusallbusyformanymoreyears.Butthepayoffisfantastic!Apartfromthebeautyofknowledgeofhowlivingorganismsfunctionforitsownsake,t

6、hemoreweknowthemorewecanapplytheinformationtounderstandingthecausesofthemanydiseasesthatcontinuetoplagueus,leadingeventuallytobettertherapiesandeventocuresformanyofthem.Whilethesetoolshaveincreasedenormouslywhatwecando,thehardestjobsstilllieahead.Whatdoeseachproteindotohelpdetermineandsuppo

7、rtthefunctionsofeachofthemanyhundredsofdifferentcelltypesthatmakeupcomplexorganismssuchasus?Preface美国科学院院士、美国医学院、英国皇家科学院院士、美国克利夫兰医学中心莱纳研究所原所长、复旦大学荣誉教授、著名分子细胞生物和遗传学家George.R.StarkProfessorSo,pleasetakethisfirststeponyourjourneyseriouslybutwithenjoymentand