An inadvertent keystroke in Tuesday's story, "PCR UnmasksAnother Villain," erroneously exaggerated one-quadrillion-foldthe size of mycoplasma, the smallest known bacterial organism.Instead of "10-15 grams of the microbe's DNA, equivalent toabout 10 organisms," the dimension should have read: 10 to theminus fifteenth grams.
An article in Tuesday's BioWorld ("Gauging the Real Cost ofBiotechnology Drugs") reported that erythropoietin (EPO) addsmore than $2 billion to U.S. health-care costs. In fact, it addsonly about $500 million. The cost of dialysis is $2 billion.
(c) 1997 American Health Consultants. All rights reserved.