haiged, diabeetikud) ja haigla personal kandjatena oluliseks nakkuse allikaks. Käed! § Stafülokokkide levikut kandjalt suhteliselt raske kontrollida. Stafülokokkide toksiinid § Ülesandeks on kahjustada makroorganismi § a toksiin (hemolüsiin), avaldab toimet ka veresoonte silelihastele § b toksiin purustab sfingomüeliini § Leukotsidiin lõhustab teatud ääral valgevereliblesid, kuid olulisem ilmselt paljunemine leukotsüüdi sees § Eksfoliatiivne toksiin ET (scalded skin syndrome) naha deskvamatsioon § Toksilise soki sündroomi toksiin TSST-1, olemuselt superantigeen, geenid ~ 20% tüvedest. § Enterotoksiinid A-F, ~ 50% tüvedest, superantigeenid, põhjustavad toidumürgitust. Impetigo ja püodermia § Naha pindmise kihi infektsioon § Tekitajaks tavaliselt § Staphylococcs aureus § Streptococcus pyogenes § Kontingent enamasti lapsed § Kuum ilm, väikesed traumad soodustab § Algselt vesivillid, hiljem koorikud (kärnad).
(Edwards and Fung 2006). Moreover, recy- erance of visible contamination on carcasses. cling systems are needed to treat and recover However, given that such interventions are the liquid waste generated by dehairing based on visual inspection, and thus, invisi- (Edwards and Fung 2006). ble carcass contamination may be over- In contrast to cattle, pigs and chickens are looked, they should be combined with rarely skinned, as they are scalded (with hot pre- and/or post-evisceration decontamina- water that may contain wetting agents or tion treatments. alkali at up to 66°C) immediately after bleed- ing (Gill and Bryant 1992; Bolton et al. Knife-Trimming 2002). Scalding and singeing are known to cause up to 4.5 log10 CFU/cm2 reductions of As indicated, knife-trimming is required by total aerobic bacteria and 6
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