NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,777 terms related to cancer and medicine.
Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.
- listen (PROH-toh-sel)
A liquid that has been promoted as a treatment for a wide range of diseases, including cancer. The ingredients thought to be in Protocel have been tested, and none of them have been shown to be effective in treating any form of cancer. Protocel is not available in the United States. Also called 126–F, Cancell, Cantron, Jim’s Juice, JS–101, JS–114, and Sheridan’s Formula.