Staphylococcus aureus
pyogenic causes abscesses and can invade tissues to cause systematic diseases
Catalase test
performed by placing a loopful of bacteria into a drop of hydrogen peroxide and watching for the formation of oxygen bubbles
Point source
everyone affected got it from a common source (ex. food poisoning from a restaurant)
Innate
non-specific immunity
naturally present at birth
does not depend on prior experience
B
8 BP and 22 BP
Staphylcoccus saprophyticus
normal flora in the vaginal tract and it is associated with UTI
Hemolysin
breaks down red blood cells similar to a-toxin of black widow spiders. causes local necrosis
Propagated
disease spread between people (or animals). the numbers of cases build over time
Acquired
developed as a result of exposure to a specific organism
Agarose gel
porous material that provides a semi-solid medium for DNA to move through
Staphylococcus epidermis
common member of the skin flora but may be associated with nosocomial infections of the blood
Coagulase
enzyme that coagulates/clot plasma. converts fibrin to fibrinogen causing clotting
Communicable
a disease that is spread between people. this causes a propagated outbreak
Herd
resistance of a group to the invasion or spread of an infectious organism
move from the negative (black) pole towards the positive(red) pole of the apparatus RUNS TO RED
Enterococcus
cause blood stream infections and be resisrant to antibiotics such as VRE
Epidemiology
the study of diseases in a population
Noncommunicable
a disease that is spread by a vector (lyme's disease)
Restriction enzymes
occur naturally in some bacteria to protect them from viral infections (phages)
Staphylococcus
live in O2 rich environments must be able to break down ROS and superoxide radicals
Outbreak
an occurrence of a disease in a population
Zoonosis
a disease that is spread from an animal to a person (like Rabies)
A
15 BP and 13 BP