Medical Microbiology

414 8 VirusesasHumanPathogen Pathogenesisandclinicalpicture.Papillomavirusesinfectcellsintheouter layersoftheskinandmucosaandcau ...

DNAViruses 415 Polyomaviruses &Amedicallyimportantpolyomavirus,theJCvirus,causesprogressive multifocalleukoencephalopathy(PM ...

416 8 VirusesasHumanPathogen withinoneyear.TheBKviruscancausehemorrhagiccystitisinbonemarrow transplantationpatients. Diagnosis. ...

DNAViruses 417 &Animportantaspectoftheintestinalinfectionsisthattheprimarygas- troenteritisformsarecausedbytheviralstrains 4 ...

418 8 VirusesasHumanPathogen cientlysterilizedophthalmologicalinstruments.Theenteralinfectionsare alsotransmittedbythefecal-oral ...

DNAViruses 419 BiologyoftheHerpesviruses Severalhundredherpesvirusspecieshavebeendescribedinhumansandanimals, allwiththesamemorp ...

420 8 VirusesasHumanPathogen lion.Aswithallherpesviruses,thepathogenremainsinthemacroorganism permanentlyaftertheprimaryinfectio ...

DNAViruses 421 theintercellularspace,thusremainingbeyondthereachoftheimmune defenses.Possiblecomplicationsincludekeratoconjuncti ...

422 8 VirusesasHumanPathogen TheinitialinfectionwithVZVmanifestsinthegreatmajorityofpersons aschickenpox,anepisodicpapulousexant ...

DNAViruses 423 Cytomegalovirus(CMV) Pathogen,pathogenesis,clinicalpicture.CMVischaracterizedbyanarrow spectrumofhosts,slowreplic ...

424 8 VirusesasHumanPathogen beparticularlyimportantareserologicallyproblematicalanyway.Serology doescontributetoclearinguptheCM ...

DNAViruses 425 — EBNA(Epstein-Barrnuclearantigen).AntibodiestoEBNAarenotpro- duceduntiltwotofourweeksafterdiseasemanifestation,t ...

426 8 VirusesasHumanPathogen followingorgantransplantationsandisasignificantcauseofdeathinAIDS patients(1 2 %). Thecontributiono ...

DNAViruses 427 Pathogens.Thevirusesofthepoxgrouparethelargestvirusesofall.At 230! 350 nmtheyarejustwithintheresolutionrangeoflig ...

428 8 VirusesasHumanPathogen Pathogenesisandclinicalpicture.Variolavirusesaretransmittedaerogeni- cally.Themucosaoftheupperrespi ...

DNAViruses 429 Diagnosis.Thepoxvirusesgrouparerelativelyeasytorecognizeunderan electronmicroscopeinpustulecontents,providedthepu ...

430 8 VirusesasHumanPathogen ofacellulardoublelipidlayerinwhichareintegratedthehepatitisBsurface (HBs)antigen,a 25 kDapolypeptid ...

DNAViruses 431 HepatitisDpathogen.AcertainpercentageofHBV-infectedpersons,which variesgeographically,arealsoinfectedbyasecondhep ...

432 8 VirusesasHumanPathogen Diagnosis.HepatitisBisdiagnosedbyidentifyingthevariousHBVantigens ortheantibodiesdirectedagainstthe ...

DNAViruses 433 ChronichepatitisB DevelopmentofachronichepatitisBinfectionisrevealedbyachangedantigen- antibodyprofile:thetwoanti ...