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…showed last 75 words of 1326 total…also hope of combining monoclonal antibody with a drug that will kill the cancer cell to produce a highly specific magic bull drug. In 1990 it was discovered that the presence in some patients of a particular protein, p -glycoprotein, actively protects the cancer cells from the drugs intended to destroy them. If this action can be blocked, the cancer should become far easer to treat. Public health programmes are concerned with prevention and early detection.