Sentence examples for routinely negative for from inspiring English sources

On purification, hMDMs were routinely negative for neutrophil elastase activity (data not shown), as expected.

Adam Freifeld, a spokesman for ABC Sports, said that most of the calls to ABC are routinely negative, and these followed suit.

Colonies routinely tested negative for murine viral and bacterial pathogens.

SPATT samplers deployed weekly in the ocean at the Santa Cruz Municipal Pier (Figure 4) during 2008 and 2009 routinely tested negative for microcystins, suggesting that the main source of these toxins for sea otters was not marine in origin.

All MM cell lines routinely tested negative for mycoplasma contamination.

Cell cultures were routinely tested negative for mycoplasma infection.

All cell lines routinely tested negative for mycoplasma contamination.

Each cell line was routinely tested negative for mycoplasma contamination by MycoAlert Mycoplasma Detection Kit (Lonza Biologics, Hopkinton, MA).

Cells were grown at 37°C in a humidified incubator containing 5% CO2 and routinely tested negative for mycoplasma.

Most cell lines have been HLA typed to identify duplicate cell lines, and all cell lines were routinely tested negative for mycoplasma.

All pigs were bred and raised in a closed breeding herd of high health status that is routinely tested negative for A. pp., Porcine Reproductive and Respiratory Syndrome Virus (PRRSV), toxigenic Pasteurella multocida, endo- and ectoparasites.