Taxonomic Classification and General Characteristics Flashcards
(22 cards)
FAMILYMICROCOCCACEAE: Gram reaction and shape
Gram positive cocci
FAMILYMICROCOCCACEAE: Peptidoglycan
Presence of thick peptidoglycan
FAMILYMICROCOCCACEAE: 3D chape
all are spherica
FAMILYMICROCOCCACEAE: oxygen requirement
Mostly aerobic or facultative anaerobe
FAMILYMICROCOCCACEAE: Reproduction
Asexual reproduction(Binaryfission)
normal flora on surface of primates and other mammals
Staphylococcus
free living saprophyte
Micrococcus
normal flora on surface of primates and other mammals, catalase
Stomatococcus
free living saprophyte
Planococcus
GENUS STAPHYLOCOCCUS: pathogen
Nosocomial and opportunistic pathogens
GENUS STAPHYLOCOCCUS: Catalase ; Oxidase
Catalase positive, Oxidase negative
STAPHYLOCOCCUS grow via aerobic respiration or by fermentation
Facultative anaerobe
STAPHYLOCOCCUS OBLIGATE ANAEROBES except
S. aureus subsp. anaerobius
S. saccharolyticus
GENUS STAPHYLOCOCCUS: motility and spor-forming ability
Nonmotile and non-spore former
GENUS STAPHYLOCOCCUS: Grow in high salt concentration; HALOTOLERANT
(7.5-10%NaCl)
GENUS STAPHYLOCOCCUS: pathogen
Opportunistic pathogens
GENUS STAPHYLOCOCCUS: Catalase ; Oxidase
CATALASE +, OXIDASE+
GENUSMICROCOCCUS: O2 req
OBLIGATE AEROBES
GENUS MICROCOCCUS: motility and spor-forming ability
Nonmotile and non-sporeformer
GENUS MICROCOCCUS: salt req
HALOTOLERANT
GENUS MICROCOCCUS: Fermentation
Mannitol fermenter
GENUS MICROCOCCUS:
M. luteus =yellow pigment
M. roseus =pink pigment