Sentences with phrase «often harmless virus»

CMV is a common, often harmless virus that causes a permanent infection and can thus trigger and sustain a lasting immune response.

Not exact matches

For the CRISPR trial, a UPenn - led team wants to remove T cells from patients and use a harmless virus to give the cells a receptor for NY - ESO - 1, a protein that is often present on certain tumors but not on most healthy cells.