The organism was not isolated in the latter but both had high and
rising titres
of antibody.
Viral titres
of up to 1 x 10 7 colony-forming units per ml can be obtained in this way.
Titre anti-a
and anti-b.
There is an urgent need to determine bse
infectivity titres
in a large variety of bovine tissues.
Titres of viruses
a and b?
Some tissues may
have higher titres
earlier than brain tissue eg gut, hence these are best avoided from british sources.
Some tissues may have
higher titres
earlier than brain tissue eg gut, hence these are best avoided from british sources.
Titre tests.
The
potency titre
of the third set of tubes should be clearly reduced to indicate inhibition of the antibody by the blood group substance.
Titres of the agent
in experimentally infected guinea pig corneas.
Only the undiluted solution
reduced the virus titre
by 4 log 10 eid 50.
A
low titre
igg antibody response has been observed in approximately 24 % of the male patients treated with replagal.
The main way to measure duration of immunity is by checking the serum
antibody titres.
Titres of infectivity
than those of asymptomatic infected sheep.
The dilution caused by the addition of the cell suspension should not be considered in
determining the potency titre.
One problem with the test is that dogs may have
positive antibody titres
following natural subclinical infection, or following vaccination.
Only the undiluted solution reduced the
virus titre
by 4 log 10 eid 50.
Although initial
rheumatoid factor titre
is of prognostic significance, serial measurements are not useful in assessing progress.
Although initial rheumatoid
factor titre
is of prognostic significance, serial measurements are not useful in assessing progress.
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