1.   Both studies concern dialysis, the treatment given several times a week to cleanse the blood of waste products that build up when the kidneys do not work.

2.   Dialysis patients need a machine to help cleanse their blood of impurities, a function normally performed by the kidneys.

3.   He still requires periodic dialysis to help cleanse his blood and was receiving doses of a powerful intravenous narcotic for pain.

4.   His life depends on whether that transplant takes hold and the liver performs, cleansing the blood.

5.   She also endured surgery to remove her spleen, chemotherapy to cleanse her blood, constant steroids and the exhaustion of constant dehydration.

6.   Still others had had their circulation hooked up to pig livers outside their bodies to cleanse their blood temporarily.

7.   Two hours into the medical treatment that was cleansing her blood, Sue Ellen Coffin screamed, pulled at her hair and vomited.

8.   Alibek created a prototype filter to cleanse blood of this mess, using a chemical absorption method called chromatography.

9.   Children, most vulnerable to the poisoning, were put on dialysis to cleanse their blood of the poison, and were given transfusions.

10.   Eassom said some athletes who have trained using steroids have undergone dialysis to cleanse their blood in advance of drug tests.