81.   Despite the studies, said Heath, no form of EMF energy at frequencies lower than those of X-rays and ultraviolet radiation has been shown to cause cancer.

82.   Di Gangi said substances that caused cancer in laboratory animals should not be allowed in items that children could chew.

83.   Dr. Barbara Weber is still reeling from the experience of a patient who told her insurance company that she had a mutated gene that could cause breast cancer.

84.   Dr. Ludwik Gross, who influenced cancer research by showing that viruses could cause cancers in animals, died on Monday at Montefiore Medical Center in the Bronx.

85.   During the exam, the patient is given an injection of a contrast material that causes cancers to light up.

86.   Earlier this month the journal ran a widely publicized article saying that the artificial sweetener saccharin does not cause cancer in monkeys.

87.   Eating tobacco on occasion is not likely to cause cancer, researchers say.

88.   Earlier this week, the company said tests showed it is possible to develop a vaccine against papillomavirus, a sexually transmitted disease that causes cervical cancer in humans.

89.   Estrogen is thought to stimulate the growth of cells in the breast and lining of the uterus that can lead to cellular changes that cause cancer.

90.   Even today, we know more about what does not cause bone cancer than what causes it.