Sentence examples for are difficult to target from inspiring English sources

Triple-negative breast cancers (TNBC) lack HER2, ER, and PR, so they are difficult to target and no molecular targeted therapies exist for these breast cancers.

Such regions are difficult to target with two-photon microscopes.

Many disease genes encode proteins that are difficult to target directly using small molecule drugs.

Ads are difficult to target: space on billboards and in newspapers is seen by lots of shoppers.

If Stuxnet was aimed specifically at Bushehr, it exhibited one of the weaknesses of cyber attacks: they are difficult to target and also to contain.

AMBER alerts seem to generate the most complaints, followed by flash-flood warnings, which are difficult to target because of topographical variations even within a small geographic area.

"It's difficult to target like a surgery.

With these drugs however, it is difficult to target specific cells.

However, it's difficult to target that activity to a specific type of cell, and there is no corresponding treatment to turn off cells.

Of course, it can be difficult to target voters who have never participated before, which is precisely why strategists often advise against it.

CERA's Mr Yergin says it is difficult to target all the oilfields, pipelines and export terminals that matter in the area.