Section III BacteriologyNon-Spore-Forming Gram-Positive BacilliCorynebacterium, Propionibacterium, ListeriaActinomycetesSHIHEZIUNIVERSITY
Section III Bacteriology Non-Spore-Forming Gram-Positive Bacilli: Corynebacterium, Propionibacterium, Listeria, Actinomycetes SHIHEZI UNIVERSITY
KEY TERMS Corynebacterium+Corynebacterium diphtheriaeMetachromatic granule ListeriaActinomycetesSHIHEZI UNIVERSITY
KEY TERMS Corynebacterium Corynebacterium diphtheriae Metachromatic granule Listeria Actinomycetes SHIHEZI UNIVERSITY
Table13-1.Someofthemorecommongram-positivebailli of medicalimportanceAerobic Gram-Ppsitive Bacll With HighG+CAerobicGramPositiveBailli ithLoweContentandrregularShapeG+CContentand MoreReqular ShapeGeneraGeneraCommonCommonListeriaCorynebacteriumUncommonErysipelothrxArcanobacteriumGardnerllaRhodococcusAerotolerantanaerobes/strictanaerobesRothiaLactobailusMany other genera of skin and environmental foraClostrdium (spore-forming) (Chapter12)AerotolerantanaerobesAerobesActinomycesBails (spore-forming) (Chapter 12)PropionibacterumMajor pathogensMajor pathogen:CorynebacterumdiphtheriaeListeria monocytogenesCommon o clinicll important isolates of theEyiplothrxrhusiopthiegenus corynebacteriumCamycolatumC mintsimumCjiekeiumCpseudodiphtheriticumCstriatumCurealyticumC xerosisG+C= guanine plus ytosine base1The medially important coryneform bacteria.SHIHEZI UNIVERSITY
SHIHEZI UNIVERSITY
CORYNEBACTERIACorynebacterium diphtheriae Rodclubed-shaped Bacterium(causes diphtheria), (SEMx240) Copyright Dr Dennis Kunkel,University of Hawai Used with permission
CORYNEBACTERIA Corynebacterium diphtheriae. Rod,clubed-shaped Bacterium (causes diphtheria), (SEM x24,000) Copyright Dr Dennis Kunkel, University of Hawaii. Used with permission
diphtheriaeCorynebacteriumGrows best under strictaerobic conditions Nonmotile, noncapsulated.club-shaped, Gram-positivebaillusMetachromatic granules atthe endsSHIHEZI UNIVERSITY
Corynebacterium diphtheriae Grows best under strict aerobic conditions Nonmotile, noncapsulated, club-shaped, Gram-positive bacillus Metachromatic granules at the ends SHIHEZI UNIVERSITY