| Cells containing any of these types of chromosomal alterations were considered aberrant cells. |
| Resistance to quinolones can also develop because of alterations in bacterial permeability and the development of efflux pumps. |
| An attempt has been made to observe such alterations by using oral administration of another carcinogen to the same strain. |
| Although both mutants were isolated, each is morphologically distinct, suggesting adventitious genetic alterations. |
| They include the demolition of the grade II listed building and its conversion to a dental surgery with the necessary alterations. |
| Such modulation in steering muscle activity presumably causes alterations in wing motion and aerodynamic forces. |
