Chromonbacterium violaceum

Question 1

gram
respiration
shape
motility
pigment
habitat
opportunistic?
smell
catalase
oxidase

Answer 1

gram negative
facultative anaerobe
rod
motile – polar and lateral flagella
violet pigment – violacein
present in soil and water
opportunistic pathogen of mammals
almond smell
catalase positive
oxidase positive

Question 2

property of violacein

Answer 2

antibiotic against gram positive bacteria

Question 3

what happens within few days of infection

Answer 3

fatal systemic disease

Question 4

human disease

Answer 4

skin abscesses
fever
pain
septicemia
multi organ abscess
pneumonia

Question 5

horse disease

Answer 5

pneumonia
fever
dyspnea
nodules in lungs
pinpoint lesions in liver and kidney
petechiae in brain and spinal cord

Question 6

dog disease

Answer 6

skin necrosis
debridement of tissues

Question 7

growth media

Answer 7

nutrient agar, blood agar, macconkey
violet pigments, beta hemolysis

Question 8

what is it resistant to

Answer 8

cephalosporins
ampicillin