31.   Anti-angiogenic drugs disrupt the blood supply that tumors need to grow and spread.

32.   Angiogenesis inhibitors are promising candidates for attacking tumors by cutting off their blood supply.

33.   Antlers have a blood supply only while they are covered in velvet.

34.   Around the nation, blood supplies are also down, though the need varies by region.

35.   Any pint that tests positive is withdrawn before it can pollute the blood supply.

36.   As scientists track more blood-borne illnesses and hospitals struggle with dwindling blood supplies, the technique is gaining favor with both patients and health care providers.

37.   As with other angiogenesis inhibitors, biologists hope that it can be used to cut off the blood supply on which tumors depend.

38.   At first, the tumors shrank when their blood supply was cut off and then they grew back when endostatin was stopped.

39.   Because a major artery maintains the blood supply to the tram flap, smokers could find that artery soon clogged with plaque, compromising its function.

40.   Because the labrum, similar to a lining inside the shoulder muscles, is cartilage, it receives no blood supply and cannot heel.