What is the host for Brucella melitensis? correct answers Goats
What is the host for Brucella abortus? correct answers Cows; it causes abortion in cows
What is the host for B. suis? correct answers pigs
What is the host for B. ovis? correct answers Sheep
What is the host for B. canis? c...
The cell wall for Brucella is _______ and contains ______ correct answers MESO-DAP; LPS
What is unconventional about the LPS? correct answers It's structure because it has low
endotoxicity. Thus, it is hidden from the immune system
Two types of LPS correct answers Smooth phase LPS
Rough phase LPS
Smooth phase LPS correct answers -More virulent
-Has a long O chain
Rough phase LPS correct answers -More sensitive to complement system
-Has short O chain
, Which species occur in rough phase LPS? correct answers B. ovis and B. canis
Species that occur in smooth phase LPS? correct answers B. melitensis, B. abortus, B. suis, and
B. neotomae
The long O-polysaccharide of the short LPS contain two main antigens: correct answers A and
M
There are three phenotypes of antigens possible: correct answers B. abortus (A+M-), B.
melitensis (A-M+), and B. suis (A+M+)
The genome of Brucella species contains what? correct answers 2 circular chromosomes
An exception is B. suis biovar 3, which contains correct answers 1 circular chromosomes
Does any Brucella species have plasmids? correct answers NO
Are Brucella species commensal or free-living? correct answers NO
What disease caused by Brucella species is typically occupational? correct answers Brucellosis
How are Brucellae transmitted? correct answers Ingestion of meats or dairy products
Direct contact with infected animals
Inhalation of aerosolized organisms
The most commonly reported lab infection correct answers Brucellosis
Brucella organisms are defined as correct answers facultative intra-cellular pathogens
To defeat innate and adaptive immunity, Brucella correct answers lowers it stimulatory activity
and toxicity for cells
Brucella can survive in both correct answers phagocytic and non-phagocytic cells
The Brucella containing vacoule (BCV) IS correct answers A membrane bound compartment in
which Brucella resides in during the early stages of its intracellular life cycle
What are the three strcutures the BCV interacts with correct answers early endosomes, late
endosomes, and then lysosomes.
During the last stage of its intracellular life cycle, the BCV correct answers fuses with
endoplasmic reticulum
ER-derived BCVs are replication-permissive organelles, correct answers and are known as
replicative BCV (rBCV)
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