Abstract
以即時聚合酶連鎖反應(real-time polymerase chain reaction; real-time PCR)針對腸炎弧菌(Vibrio parahaemolyticus)之致病基因tlh作為專一性的引子和探針為標的,快速定量純菌腸炎弧菌之菌數,並與其典型菌落之thiosulphate-citrate-bile salts-sucrose(TCBS)平板培養法比較,結果顯示腸炎弧菌以real-time PCR檢測結果和所培養的菌數之相關係數可達0.98。定量腸炎弧菌之DNA量的靈敏度為2×10^0 copies。將已知菌數的腸炎弧菌接種至牡蠣肉中,然後萃取菌體DNA,以real-time PCR法定量腸炎弧菌之靈敏度約1.32log CFU/g。包括樣品之抽取與純化,總共檢測時間只要12小時,因此可應用在牡蠣腸炎弧菌之快速檢測。
Published Version
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