1.   They would eventually learn to recognize such syndromes in families, track down the faulty genes and devise interventions.

2.   Because they are among the most common degenerative diseases caused by faulty genes, they can often be identified early by genetic tests.

3.   A genetics test can pick up the faulty gene.

4.   Doctors hope one day to replace the faulty genes responsible for illnesses like cystic fibrosis.

5.   For reasons no one can yet pinpoint, but very likely relating to faulty genes, some people cannot eliminate the protein.

6.   Gene therapy, the attempt to replace faulty genes with new ones, has still to prove successful after more than two decades of research.

7.   In ALD, a faulty gene is unable to produce the enzymes that clear away toxins that destroy nerve cells in the brain.

8.   In most cases faulty genes trigger this abnormal iron absorption.

9.   In the faulty gene Mignot and Yanagisawa uncovered, a straightforward biogenetic mechanism has gone awry.

10.   Many inherited diseases are caused by a faulty gene, which makes the body unable to produce some essential protein or enzyme.