Word: tumor
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...devils different, and has their keepers so hopeful, is their genetic makeup. A virulently infectious cancer has wiped out more than half of their marsupial species, and so far only one devil has shown signs of resisting the disease. Starting this week, the Special Six will be injected with tumor cells to see if they can do the same. If their immune systems attack the cells, they may have to be renamed, says Greg Woods, the immunologist heading the research: "They'll be the Super...
...destiny. In the U.S.-based study, led by Christopher Amos, an epidemiologist at the M.D. Anderson Cancer Center in Houston, people who never smoked but still had the genetic variants showed no increased risk of lung cancer, which suggests that nicotine might be necessary to trigger the tumor-building process - and that smokers with this particular genetic profile are only at greater risk for developing lung cancer if they expose their airways to nicotine...
This finding lends support to the controversial belief that therapy should focus on rooting out these cancer stem cells—single cells that can give rise to a tumor and cause remission following treatment...
Cells containing a certain protein, called ABCB5, could divide limitlessly into every type of cell in the tumor...
...Most people—including myself—believe that to eliminate the tumor, one has to kill both the stem-like and the more differentiated cancer cells, but we may need to use approaches that are specific for each,” Polyak said...