But the scientists said their study was not large enough to detect a small increase in human cancers.
Top1 is a validated target for the treatment of human cancers.
"Ultimately we will be using it to cure some human cancers."
These proteins also fail to function in most human cancers.
Early results in patients indicate that the drugs may slow human cancers.
But recent knowledge shows, he said, that in some cases what happened to a mouse has no relationship to human cancer.
Some human cancers are caused by viruses, but most begin in other ways.
Not all types of human cancer have increased telomerase activity.
Meanwhile, extra copper has been found in some human cancers.
Light during night time hours have been linked to human cancers and psychological disorders.