Even using the most exquisitely sensitive probes for the hepatitis virus, investigators could find no signs of the deadly microbe in the cured patients' cells.

It will be the most sensitive probe ever to test our understanding of the nature of space and time.

Newton's method uses this apsidal precession as a sensitive probe of the type of force being applied to the planets.

LED lamps of a specific wavelength are used to excite the pressure sensitive probe within the paint.

This also makes them very sensitive probes of their environments.

Infrared spectroscopy is a sensitive probe for the presence of bridging carbonyl ligands.

These effects yield more sensitive experimental probes of the photon mass than the frequency dependence of the speed of light.

Dr. Bankoff and Brooklyn Heritage are looking for money to use more sensitive probes to do another search.

The differences between observed and predicted C chemical shifts can be used as a sensitive probe with which to detect possible local flaws in protein structures.

Have we got any probes sensitive enough to pick up queen life-form readings?