Coagulase | 合法醫療器材資訊網

Coagulasetest—aureusisgenerallycoagulase-positive,meaningthatapositivecoagulasetestwouldindicatethepresenceofS.aureusoranyofthe ...

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Coagulase is a protein enzyme produced by several microorganisms that enables the conversion of fibrinogen to fibrin. In the laboratory, it is used to distinguish between different types of Staphylococcus isolates. Importantly, S. aureus is generally coagulase-positive, meaning that a positive coagulase test would indicate the presence of S. aureus or any of the other 11 coagulase-positive Staphylococci.[1] A negative coagulase test would instead show the presence of coagulase-negative organisms such as S. epidermidis or S. saprophyticus. However, it is now known that not all S. aureus are coagulase-positive.[2][3] Whereas c...