1.   And the second will involve immune suppressant medication similar to drugs used in transplantation to get the filters to stop leaking protein.

2.   And while modern immune suppressants have made human-to-human transplants commonplace, some scientists think xenotransplants will require new drugs or strategies.

3.   He noted also that safer, more potent immune suppressant drugs are coming from both Novartis and American Home in the next few years.

4.   The regimen includes an immune suppressant, blood-pressure medication and a lipid-lowering drug to reduce his cholesterol.