© 2004 by Oxford University Press
© 2004 Oxford University Press
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Gene Mutation May Predict Lung Cancer Patients Response to Iressa
Patients with non-small cell lung cancer (NSCLC) whose tumor cells have a mutation in the gene that produces a protein called epidermal growth factor receptor (EGFR) are more likely to respond to the drug gefitinib (Iressa) than patients without the mutation, according to two new studies.
Iressa was approved by the U.S. Food and Drug Administration 1 year ago for the treatment of lung cancer.
In clinical trials, however, Iressa caused tumor regression in only a small subset of patients. The drug was more likely to work in patients from Japan, in women, in nonsmokers, and
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