Leading cancer doctors are convinced that immunotherapy has now surpassed chemotherapy. Most evidence comes from malignant melanomas, and this is also where most success has been seen. The dangers of immunotherapy are also being tested.
Researchers have said only half of the cancer drugs approved by European regulators in the past few years have shown to help patients. Many of the drugs were approved without any conclusive evidence of their efficacy.
US regulators have approved a breakthrough treatment that genetically engineers patients' own blood cells to fight childhood leukemia. Experts say it may open the way to treating other cancers with a similar procedure.
An FDA advisory panel has unanimously approved a leukemia treatment that could become the first gene therapy approved in the US. The panel hailed the drug as a "major advance" in the battle against childhood cancer.
Dr. Ulrich Keilholz explains which modern drugs are used to treat cancer today. Immunotherapy provides new hope of targeting and destroying cancer cells in the future.
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