Researchers at the University of Illinois at Urbana-Champaign have designed hardware and software that turns the iPhone into a powerful biosensor that's useful for toxin and pathogen testing as well as medical diagnosis.
Courts have previously rejected patents on diagnostic methods that involve testing a patient and then running the results through an algorithm to come up with a diagnosis.
Fortunately, earlier diagnosis of prostate cancer, thanks to prostate-specific antigen (PSA) testing, may have slowed and even reversed these trends, according to the study, which was published in the Journal of the National Cancer Institute.