Genetic damage can do more than kill people in some limited population or area.
As free radicals have the potential to cause genetic damage, they may be linked to the development of tumours, the scientists suggest.
They have so much genetic damage that it may be impossible to safely destroy them with drug that hit just one or two bad genes.
Genetic damage has the potential to wipe out the human race.
It is suggested that the selenium also "protects" the viruses against similar genetic changes caused by cell damage.
It caused damage to the genetic structure of cells - smoking is another way a human could be exposed to the chemical.
However, the researchers managed to produce two healthy baby mice from heated sperm, and genetic analysis suggested that no damage to the DNA had been suffered.
The center's executive director, Richard Hayes, fears genetic alteration could lead to a race of genetic elites -- or cause irreversible damage to the human race.
"Some of this is genetic, and I may have done some damage in those years when I was too careless about what I ate, " he said.
In his view, ageing is about the accumulation of damage, and is not under tight genetic control.
In one study he did in 1999, he found 11, 000 genetic changes in the DNA of colon tumors, indicating extensive DNA damage.
Earlier research with twins has also indicated a genetic predisposition to problem drinking behaviour as well as to the resulting liver damage, Dr Brind said.
The lawsuits allege no actual damage but claim regulators failed to adequately consider the possible effects of genetic cross-contamination between genetically engineered and conventional crops.
The study, which tracked 1000 patients in 16 countries for more than four years, was conducted by researchers from Queens University and Newcastle University in the UK. They focused principally on people with Lynch syndrome, an inherited genetic disorder that causes cancer by affecting genes responsible for detecting and repairing DNA damage.
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America simply cannot afford to extend and compound the CWC's damage to its cutting-edge industries in the highly competitive biotech and genetic-engineering fields.
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