Staphylococcus aureus differs from Staphylococcus epidermidis by
Correct Answer: Is coagulase positive
Description: Tube coagulase test: detects free coagulase. Coagulase is an enzyme rather brings about clotting of human or rabbit plasma. It acts as a coagulase reacting factor present in plasma, binding to prothrombin and conveing fibrinogen to fibrin. Staphylococcus aureus is coagulase positive but Staphylococcus epidermidis is coagulase negative. Staphylococcus aureus form golden yellow pigment on nutrient agar. Staphylococcus epidermidis cause endocarditis in drug addicts. Staphylococcus saprophyticus is the common cause of urinary tract infection, paicularly in sexually active young women. Reference: Textbook of Microbiology; Anathanarayan and panicker's; 10th edition; Page no: 207, 208
Category:
Microbiology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now