Gregory Benford 
Chiller 

They were fighting death.Through their scientific breakthroughs, one of humanity’s oldest dreams could be coming true. With cryonics, the body could be preserved at superlow temperatures for future revival.But Death was fighting back.In the hospital there were senior staff determined to destroy careers and work.And on the streets, Death’s Agent hears the whispered commands of the preacher and knew he must seek out and kill the blasphemers…