[LEC] Vibrio Flashcards
Vibrio is under what family?
Family Vibrionacae
Aeromonas is under what family?
Family Aeromonadaceae
Pleisomonas is now considered as an E_________?
Enteric (Enterobacterales)
T/F: Pleisomonas is an environmental pathogen and involves food poisoning
T.
Vibrio and Aeromonas are both from what source?
Aquatic source
T/F: Aeromonas is halophilic
F.
Vibrio yung halophilic (EXCEPT, Vibrio cholerae and mimicus)
What is the major difference of vibrio and aeromonas?
Vibrio - halophilic (EXCEPT, Vibrio cholerae and mimicus)
Aeromonas - non halophilic
This contaminates water conditioning systems
Aeromonas
(ex: Aeromonas hydrophila and other species)
This contaminates environmental water and food
Vibrio
T/F: Vibrio is Gram (-) straight or curved bacilli
T.
T/F: Vibrio can be pleomorphic
T.
T/F: Vibrio is motile with monotrichous flagellum
T.
Sino pang mga specie yung may monotrichous flagella aside kay Vibrio?
Aeromonas and Campylobacter
Guess the spp.
multiple polar flagella (4-6)
Helicobacter
T/F: Vibrio is facultative anaerobes or aerobes
T.
Catalase (+), Oxidase (+), and Nitrate Reducers
Vibrio (except V. metschnikovii)
All are Catalase (+) and Oxidase (+)
(CHAV)
Vibrio
Aeromonas
Campylobacter
Helicobacter
T/F: Vibrio is Gelatinase (-)
F.
(+) siya
Vibrio is susceptible to what agent?
Vibriostatic Agent O/129
T/F: Most species of Vibrio thrive at high concentrations of salt (halophilic)
T.
except kay V. cholerae and V. mimicus
V. cholerae can grow in what % of NaCl
1% NaCl
(but beyond
1%, cholerae and mimicus can’t grow anymore)
other species of vibrio can grow up until what % of NaCL?
7% NaCl
T/F: Vibrio thrive at colder temperatures
F.
They thrive at WARMER temp
T/F: Vibrio is temperature sensitive organism
T.
Give the culture media used for vibrio
Alkaline Peptone Water with 1% NaCl (pH 8.5)
BAP with 0.5% NACl
Nutrient Agar with 0.5%,
TCBS,
MacConkey
what is the CULTURE MEDIA being used if there is a…
Medium to Large Colonies are smooth, opaque with greenish blue hue
BAP or CAP
what is the CULTURE MEDIA being used if there is a…
Beta hemolysis can also be observed
BAP
what is the CULTURE MEDIA being used if there is a…
Colorless colonies (majority)
MacConkey
cno to?
Kommabacillus
Non-halophilic
Vibrio cholerae
Give the 2 toxic strains of Vibrio cholerae
O1 - Ogawa, Inaba, Hikojima
O139
Pandemic strain of Vibrio cholerae
O1 - El tor
epidemic cholera in India and Bangladesh (1992)
O139
endemic strain
O139
what is the motility of the vibrio cholerae
shooting star or darting motility
T/F: u can have cholera by ingesting unpreserved meat and dairy product
T.
pwede rin sa fish and seafood