Staphylococcus

staphylococci, micrococci, streptococci

example of gram positive cocci

purple

color stain of staphylococcus

circular

shape of staphylococcus

clusters

arrangement of staphylococcus

Staphylococcaceae

family of staphylococccus

catalase postitive

catalase of staphylococcus

coagulate negative staphylococcus

meaning of CoNS

coagulase positive; some are negative

coagulase of staphylococcus

gram positive

what type of bacteria is staphylococcus

Staphylococcus spp.

bunches of grapes

micrococcaceae; micrococcus

staphylococcus resembles the family \________; genus \________

catalase positive

catalase of micrococcus

coagulase negative

coagulase of staphylococcus

gram positive

what type of bacteria is micrococcus

micrococcus

cocci in pairs tetrads and, ultimately irregular clusters

staphylococcus

cocci in singly and grape-like clusters

micrococcus

found in human skin and environment

yellow pigment

colonies of micrococcus

Rothia mucilaginosa, Aerococcus, Alicoccus otitis

other gram positive cocci together with staphylococcus

negative

result of staphylococci in modified oxidase (microdase)

positive

result of microccocci in modified oxidase (microdase)

positive

result of staphylococci in anaerobic acid production from glucose

negative except Micrococcus kristinae and Micrococcus vargans

result of micrococci in anaerobic acid production from glucose

positive

result of staphylococci in anaerobic acid production from glycerol in the presence of erythromycin

negative

result of micrococci in anaerobic acid production from glycerol in the presence of erythromycin

negative

result of staphylococci in growth on furoxene-tween 80-oil red O agar

positive

result of micrococci in growth on furoxene-tween 80-oil red O agar

R*

result of staphylococci in resistance to bacitracin (0.04 U)

S

result of micrococci in resistance to bacitaricin (0.04 U)

R

result of stapphylococci in resistance to lysosomes (50 mg disk)

S

result of micrococci in resistance to lysosomes (50 mg disk)

S*

result of staphylococci in resistance to lysostaphin (00 ug/mL)

R

result of micrococci in resistance to lysostaphin (00 ug/mL)

S. sciuri, S. lentus, S. vitulus, and Caseolyticus

bacterias that do not go under catalase test

positive

result of staphylococci in catalase test

postive

result of micrococci in catalase test

positive negative

result of rothia in catalae test

negative

result of aerococcus in catalase testt

negative

result of enterococcus in catalase test

negative

result of staphylococci in modified oxidase test

positive

result of micrococci in modified oxidase test

negative

result of rothia in modified oxidase test

negative

result of aerococcus in modified oxidase test

negative

result of eneterococcus in modified oxidase

FA

result of staphylococcus in resistance to bacitracin (R/S test)

A except M. kristinae and M. varians

result of micrococci in resistance to bacitracin (R/S test)

FA

result of rothia in resistance to bacitracin

FA

result of aerococcus in resistance to bacitracin

FA

result of enterococcus in resistance to bacitracin

S

result of staphylococci in resistance to furazolidone

R

result of micrococci in resistance to furazolidone

R/S

result of rothia in resistance to furazolidone

S

result of aerococcus in resistance to furazolidone

S

result of enterococcus in resistance to furazolidone

S

result of staphylococci in resistance to lysostaphin

R

result of mircococcus in resistance to lysostaphin

R

result of rothia in resistance to lysostaphin

R

result of aerococcus in resistance to lysostaphin

R

result of enterococcus in resistance to lysostaphin

bacitracin, furazolidone, lysostaphin

antimicrobial agents

anterior nares
nasopharynx
perineal area
skin
colonizer of mucosa

normal flora of S. aureus

cutaneous infections
food poisoning
scalded skin syndrome SSS
toxic shock syndrome TSS
toxic epidermal necrolysis

infections of S. aureus

nosocomial infections

infections of S. epidermis

skin
mucous membrane

normal flora of S. haemolyticus

wound
septicemia
UTIs
native valve infections

infections of S. haemolyticus

nosocomial infections

surgical instruments/ hospital setting

catheter-related bacteremia and endocarditis

infections of S. ludunensis

skin
genitourinary tract
mucosa

normal flora of S. saprophyticus

UTI in adolescent girls and young women

infection of S. saprophyticus

skin
mucosa
oropharynx

normal flora of micrococcus spp. Kocuria spp. Kytococcus spp.

rarely implicated in infections

infections of micrococcus spp. Kocuria spp. Kytococcus spp.

micrococcus spp.
kocuria spp.
kytococcus spp.

organisms of skin, mucosa, oropharynx normal flora

staphle

meaning bunches of grapes

Staphylococcus spp.

nonmotile, non-spore forming, and A/FA

S. saccharolyticus
S. aureus subp.
Anaerobius obligate

nonmotile, non-spore forming, and A/FA except:

medium sized (4 to 8mm)
pinhead colonies
cream-colored
white to rarely light gold
buttery looking

colonies of Staphylococcus spp.

CO2
hemin
menadione
with at least 48 hrs of incubation

fastidious strains requirements

enterotoxins
toxic shock syndrome toxin 1 TSS1
exfoliate toxin
cytolytic toxin
enzymes
protein A
peptidoglycan
teichoic acid

virulence factors of S. aureus

groups A-E and G-J

groups of enterotoxins

groups A-E

groups of staphylococcal food poisoning

staphylococcal food poisoning

groups A-E

groups B,C,G,I

groups of TSS

TSS

groups b,c,g,i

group of staphylococcal pseudomembranous enterocolitis

group b

staphylococcal pseudomembranous enterocolitis

group b

100 degrees celsius for 30 mins

heat stable exotoxins

toxic shock syndrome toxin 1 TSST 1

toxic shock syndrome
previously known as enterotoxic

exfoliate toxin

epidermolytic syndrome a and b
staphylococcal SSS
bullous impetigo

cytolytic toxin

extracellular proteins that affect red blood cells and leukocytes

alpha
beta
gamma
delta

hemolysins of S. aureus

alpha hemolysin

disrupts the sooth muscle in blood vessels and is toxic to erythrocytes, leukocytes, hepatocytes, and platelets

beta hemolysins

also known as sphingomyelinase c. or hot-cold lysin

beta hemolysins

acts on sphingomyelin in the plasma membrane of RBCs

beta hemolysins

act in CAMP test

christie alkins munch-peterson

meaning of CAMP test

streptococcus agalactiae

CAMP test is for?

delta hemolysins

less toxic than alpha or beta hemolysin

gamma hemolysin

functions with panton-valentine leukocidin PVL

staphylococcal leucodin

PVL
exotoxin lethal to PMN
suppresses phagocytosis
associated with severe cutaneous infections and necrotizing pneumonia
often associated with community-acquire staphylococcal infections

S. aureus
S. epidermis
S. haemolyticus

bacterias under cytoxin or cytolytic toxin