Sentence examples for both days were negative from inspiring English sources

On days 28 and 29, she was still unconscious; serum PCR test results on both days were negative for EBOV.

CL6 cells treated with DMSO and BMP2 for the first 3 days were negative for sarcomeric myosin (MF20) at 14 days, but became positive for sarcomeric myosin, following exposure to DMSO alone during days 1 3 (Fig. 4B).

Repeated blood cultures after 10 days were negative.

Sputum specimens collected on 3 consecutive days were negative for acid-fast bacilli (AFB), but broth cultures (BacT/ALERT 3D system; bioMérieux, Marcy l'Etoile, France) yielded mycobacterial growth.

In contrast, all (8/8) the transgenic mice inoculated with the H-type BSE isolate, which had a survival period of 692 ± 129 days, were negative for PrPres by either Western blot or PrPd by immunohistochemical analyses.

A lot of the buzz about Facebook these days is negative.

At times it can feel like the only thing being documented these days is negative news.

- A new report finds that most press coverage of Trump's first 100 days was negative.

Chest radiograph showed fine nodular opacities throughout lung field but tuberculin test and early morning sputum AFB examination for three consecutive days was negative.

Samples obtained on days 6 8 were negative.

Repeat blood smears 4 days later were negative for P. vivax.