Sentence examples for markers became negative from inspiring English sources

Pulmonary function tests and radiological findings of our patient were improved and immunological markers became negative following steroid treatment.

After treatment, all cell fractions became negative for this epithelial marker.

Furthermore, these cells became negative for Oct3/4 expression (Fig. 4A) but positive for the neural progenitor marker Nestin on day 4 (Fig. 4B).

It also became negative.

Two years later, RPR became negative.

Starting from day 5, it became negative.

Likewise, the ANA became negative except in one case.

Follow-up fecal samples became negative for polioviruses.

The patients were isolated until the results became negative.

The Coombs test became negative by the time of discharge.

Blood PCR for leptospirosis and CMV became negative.