91.   The toxic drugs used in chemotherapy today are aimed at killing tumor cells, but invariably those cells develop resistance to the drugs.

92.   The virus kills liver cells, which are then replaced by scar tissue.

93.   The symptoms are caused by the toxins, which kill cells and cause fluids to accumulate in tissues.

94.   These findings raise the possibility that thalidomide has a potent effect on the immune system or may even kill myeloma cells directly.

95.   These supersensitive cancer cells could be killed in the laboratory studies by small amounts of testosterone, suppressing the growth of the prostate tumors.

96.   These treatments are thought in many cases not to kill cancer cells directly but to cause damage that prompts the cell to kill itself.

97.   They could recognize protein fragments but not kill the cells.

98.   They generally are used to kill cancer cells that have spread from the original cancer site.

99.   This disease form of the protein sticks to itself, forming large tangled masses, which collect in deposits and kill brain cells, causing progressive dementia and death.

100.   This is further metabolized by the tumor cell, creating a toxin that kills the cell.