modern_food_microbiology

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1、PrefaceThe7theditionofModernFoodMicrobiology,likepreviouseditions,focusesonthegeneralbiologyofthemicroorganismsthatarefoundinfoods.Allbutoneofthe31chaptershavebeenextensivelyrevisedandupdated.Thenewmaterialinthiseditionincludesover80newbacterialand10newgeneraoffungi.Thistit

2、leissuitableforuseinasecondorsubsequentcourseinamicrobiologycurriculum,orasaprimaryfoodmicrobiologycourseinafoodscienceorfoodtechnologycurriculum.Althoughorganicchemistryisadesirableprerequisite,itisnotnecessaryforonetogetagoodgraspofmostofthetopicscovered.Whenusedasamicrob

3、iologytext,thefollowingsequencemaybeused.Asynopsisofthein-formationinChapter1willprovidestudentswithasenseofthehistoricaldevelopmentsthathaveshapedthisdisciplineandhowitcontinuestoevolve.Memorizationofthemanydatesandeventsisnotrecommendedsincemuchofthisinformationispresente

4、dagainintherespectivechapters.ThematerialinChapter2includesasynopsisofmodernmethodscurrentlyusedtoclassifybacteria,taxonomicschemesforyeastsandmolds,andbriefinformationonthegeneraofbacteriaandfungiencounteredinfoods.Thismaterialmaybecombinedwiththeintrinsicandextrinsicparam

5、etersofgrowthinChapter3astheyexistinfoodproductsandastheyaffectthecommonfoodborneorganisms.Chapters4to9dealwithspecificfoodproducts,andtheymaybecoveredtotheextentdesiredwithappropriatereviewsoftherelevanttopicsinChapter3.Chapters10to12covermethodsforculturingandidentifyingfo

6、odborneorganismsand/ortheirproducts,andthesetopicsmaybedealtwithinthissequenceorjustbeforefoodbornepathogens.ThefoodprotectionmethodsinChapters13to19includesomeinformationthatgoesbeyondtheusualscopeofasecondcourse,buttheprinciplesthatunderlieeachofthesemethodsshouldbecovere

7、d.Chapters20and21dealwithfoodsanitation,indicatororganisms,HACCP,andFSOsystems;andcoverageofthesetopicsissuggestedbeforedealingwiththepathogens.Chapters22to31dealwiththeknown(andsuspected)foodbornepathogensincludingtheirbiologyandmethodsofcontrol.Chapter22isintendedtoprovid

8、eanoverviewofthechaptersthatfollow.Someofitincludeswaysinwhichfoodbornepathogensdi