Thelate1800sbecameknownasthegoldenageofmicrobiology.Advancescamerapidlyandlifewasdramaticallyimproved.Buttheadvancesthathavecontinuedtobemadeduringthetwentiethcenturyhavebeennolessstriking.Let’slookbrieflyatfourkeyareas:chemotherapy,immunology,virology,an...[繼續(xù)閱讀]

    Deathsfrombacterialdiseaseshavebecomearareoccurrenceinthedevelopedworldinthelast50yearsasaresultofanumberofmeasuresdesignedtoreducethespreadof(andeveneradicate)pathogenicbacteriainourenvironmentandtoimprovethehealthofthepopulation.Theimportanceofsanitatio...[繼續(xù)閱讀]

    WhatIsaMicrobe?Amicrobeisamemberofalarge,extremelydiverse,groupoforganismsthatarelumpedtogetheronthebasisofoneproperty-thefactthat,normally,theyaresosmallthattheycannotbeseenwithouttheuseofamicroscope,thewordisthereforeusedtodescribeviruses,bacteria,fungi...[繼續(xù)閱讀]

    TraditionalChineseMedicine(TCM)hasahistoryofseveralthousandyears.Itsorigincanbetracedbacktoremoteantiquity.Inthelongcourseofstrugglingagainstdiseases,TCMevolvedintoauniqueandintegratedtheoreticalsystem.IthasbecomeanimportantpartofChineseculture.Morethan2,...[繼續(xù)閱讀]

    Yinandyang,whichcomesfromancientChinesephilosophy,isageneraltermfortwooppositesidesofinterrelatedthingsorphenomenainthenature.Atfirst,theirconnotationswerequitesimple,referringtothetwooppositesidesofanobject.Thesidefacingthesunisyangandthereversesideisyin...[繼續(xù)閱讀]

    Etiologyisdefinedasvariouskindsoffactorsthatcausediseases.AsTCMseesit,etiologymainlyincludesthesixexogenouspathogens,pestilence(epidemicpathogenicfactors),thesevenemotions,emotionalfrustration,improperdiet,overwork,maladjustmentbetweenworkandrest,traumati...[繼續(xù)閱讀]

    Thisisa48-year-oldfemale,VietnamesepatientwhostartedtohaveinsomniasinceshecametotheU.S.20yearsagoasaresultofinabilitytoadaptherselftothenewlivingenvironmentandmissingherhometerribly.Inthepast20years,shecouldonlysleepfor2hourspernight.Herothermanifestation...[繼續(xù)閱讀]

    Thefiveelementsrefertowood,fire,earth,metal,waterandtheirmotions.ThefiveelementtheoryresultedfromobservationsandstudiesofthenaturalworldbytheancientChinesepeopleinthecourseoftheirlivesandproductivelabor.Wood,fire,earth,metalandwaterhavebeenconsideredasbas...[繼續(xù)閱讀]

    Danshen,thedriedrootofSalviamiltiorrhiza(Fam.Labiatae),isacommonlyusedtraditionalChinesemedicine(TCM)forimprovingbodyfunction(e.g.,promotingcirculationandimprovingbloodflow).Inaddition,ithasbeenusedforthetreatmentofcardiovasculardiseasessuchascoronaryhear...[繼續(xù)閱讀]

    ChemicalConstituentsThechemicalconstituentsofDanshenhavebeenstudiedsincetheearly1930s.However,theseearlystudiesmainlyfocusedonthelipophiliccompounds.Recentstudieshavefocusedmoreonhydrophiliccompounds,andatleast50componentshavebeenisolatedandidentifiedfrom...[繼續(xù)閱讀]