The interferon-gamma field trial: background, principles and progress.
Since November 2002, the State Veterinary Service and the Veterinary Laboratories Agency have been conducting a field trial to assess the interferon-gamma test as an ancillary parallel test to the tuberculin skin test in herds with confirmed tuberculosis breakdowns. Here, Martin Vordermeier, Tony Goodchild, Richard Clifton-Hadley and Ricardo de la Rua describe the background to the trial, discuss the principle of the test and provide an update of progress so far
Vordermeier
M
M
Veterinary Laboratories Agency - Weybridge, New Haw, Addlestone, Surrey.
Goodchild
A
A
Clifton-Hadley
R
R
de la Rua
R
R
D000818:Animals; D002417:Cattle; D005069:Evaluation Studies as Topic; D007371:Interferon-gamma / Q000097:blood*; D011237:Predictive Value of Tests; D014374:Tuberculin Test / Q000379:methods / Q000662:veterinary*; D014380:Tuberculosis, Bovine / Q000175:diagnosis*
D007371:Interferon-gamma