The article claims a link may exist between implanted microchips, like those we put in our pets, and tumors. However, the animal tests they refer to may show skewed results becuase the species may be prone to tumors.
When the U.S. Food and Drug Administration approved implanting microchips in humans, the manufacturer said it would save lives, letting doctors scan the tiny transponders to access patients' medical records almost instantly. The FDA found "reasonable assurance" the device was safe, and a sub-agency even called it one of 2005's top "innovative technologies."
Photo Gallery: Safety of Microchips Questioned
Jose LuisMagana, AP Although the government approved the use of microchips in humans in 2005, the Associated Press reports that studies dating back to the mid-1990s showed they "induced" malignant tumors in some lab mice and rats. 1 of 5
But neither the company nor the regulators publicly mentioned this: A series of veterinary and toxicology studies, dating to the mid-1990s, stated that chip implants had "induced" malignant tumors in some lab mice and rats.