41.   By using less energy, the lead could extend the life of the pacemaker, said Warren Watson, vice president and general manager of Medtronic Leads Business.

42.   Called ddI, the drug is a powerful reverse transcriptase inhibitor, a staple of the drug regimen that has drastically extended the lives of AIDS patients worldwide.

43.   By injecting water or carbon dioxide into a field, producers can dramatically increase the total production and extend the life of a field.

44.   Certain kinds of upgrades can extend the life of your machine.

45.   Chambers hinted that McVeigh might not have been pleased to have his life extended beyond next Wednesday, when he was scheduled to die by lethal injection.

46.   Cleaning the grill and preparing it for winter storage can extend the life of the grill and get you ready to start grilling quickly next spring.

47.   Contrary to popular opinion, support groups do not extend the lives of women with advanced breast cancer, according to a large study being published on Thursday.

48.   Could Bartholome have extended his life?

49.   Dixon, a clerical worker who has AIDS, had been taking a new class of drugs, protease inhibitors, that are extending lives.

50.   Donor transplantation has extended many lives, but also has been disappointing in several respects.