Sentence examples for a frequency of about from inspiring English sources

In conclusion, we found that FGFR2 amplification was observed in gastric cancer at a frequency of about 4.1%, and a copy number assay was a powerful tool for screening for FGFR2 amplifications using FFPE samples.

He discovered that the squirrels were making very short screeches at a frequency of about 50 kilohertz.

The second type is performed for diseases with a frequency of about 1 1000.

Curve squealing of railway wheels occurs erratically in narrow curves with a frequency of about 4kHz.

A frequency of about every other day or three days per week appears minimally sufficient.

Gravity waves have a frequency of about once every 30 seconds.

A sine wave power supply was used at a frequency of about 70 kHz.

Hydrogen effects were predominant down to a frequency of about 1 Hz.

Menda played back the tones of females' wings beating, which occurs at a frequency of about 400 hertz.

There was measurable precipitation nearly every other day, compared with a frequency of about half that during the previous four years.

The O blood group has a frequency of about 100percentt in South American Indians, about 50percentt in Northeast Asia and 30-40 percent in Europe.