Introduction. We reevaluated the usefulness of a whole-blood interferon-γ enzyme-linked immunosorbent assay (QuantiFERON TB-2G [QFT-TB]; Cellestis) in obtaining a differential diagnosis between active ...
The test uses a copper complex dye called RB221, embedded in hydrogel nanocages, to trap LAM from urine samples. When Alessandra Luchini of George Mason University and colleagues trialed the ...
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