Medical Health Encyclopedia

Advexin, a genetic therapy that contains the p53 tumor-suppressor gene is showing promise. In one early study, 60% of patients experienced partial or total tumor regression when the agent was used in combination with radiation therapy.

Vaccines

Vaccines use inactivated genetic materials from cancer cells, such as defective p53 or ras genes, to provoke a highly targeted immune response to attack the cancer.

Retinoids

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Retinoids are vitamin A-like antioxidant chemicals that help repair cell damage and appear to support growth of lung cells. A number of retinoid-like agents (retinal palmitate, TAC-101, 23-cis-retinoic acid, N-acetyl-cysteine) are being evaluated to treat or prevent lung cancer.