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  1. Health & Medicine

    Self Help: Stem cells rescue lupus patients

    By rebuilding a patient's immune system using his or her own stem cells, doctors can reverse of the course of lupus in severely ill patients.

    By Nathan Seppa
  2. Animals

    Poor Devils: Critters’ fights transmit cancer

    Tasmanian devils transmit cancer cells when they bite each other during routine squabbles, producing lesions that are often fatal.

    By Carolyn Gramling
  3. Humans

    Letters from the February 4, 2006, issue of Science News

    Double trouble? “Sleep apnea could signal greater danger” (SN: 11/26/05, p. 349) says that “twice as many … with sleep apnea had a stroke or died of that or another cause.