GoodGirl
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Topics: 88
Posts: 1,174
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Human rotaviruses are characterized by which of the following statements?
a. They produce an infection that is primarily seen in adults
b. They produce cytopathic effects in many conventional tissue culture systems
c. They are lipid-containing RNA viruses possessing a double-shelled capsid
d. They can be sensitively and rapidly detected in stools by the enzyme-linked
immunosorbent assay (ELISA) technique
e. They have been implicated as a major etiologic agent of infantile respiratory disease
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| sigh
Forum Senior
Topics: 15
Posts: 152
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D
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| taipei817
Forum Newbie
Topics: 1
Posts: 68
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to use ELISA, there must ne a known antigen, i think rotavirus has the ability to change its antigen frequently(am i right?)
my answer is C.
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| Tiff
Forum Guru
Topics: 49
Posts: 499
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Choice C
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| Tiff
Forum Guru
Topics: 49
Posts: 499
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Actually i think i'll change my answer to D. Rotaviruses are double stranded. not sure what a double shelled capsid is.
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| lakshya_0_7
Forum Elite
Topics: 19
Posts: 240
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rota virus does have a double shelled capsid......not sure what ""lipid containing RNA virus" means....
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| lakshya_0_7
Forum Elite
Topics: 19
Posts: 240
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just checked...... "lipid" refers to envelope.......and rota viruses are nude......no envelope......so this option is wrong........correct ans is D
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| taipei817
Forum Newbie
Topics: 1
Posts: 68
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agree with upstair, C.
too much to learn
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