Dogs have been essentially cured of hemophilia using the approach, and Bayer licensed the rights to Avigen's treatment.

Such patients have "very good survival rates," said Dr. W. Marston Linehan, head of urologic oncology at the National Cancer Institute in Bethesda, Md. "They could be essentially cured."

Over 90% of children respond well to steroids, being essentially cured after 3 months of treatment.

This article is telling: "'Many people are essentially cured of their [type 2] diabetes by low-carbohydrate diets, but that message is not getting out,' says low-carb proponent and biochemistry professor Richard Feinman, PhD, of the SUNY Downstate Medical Center in Brooklyn, N.Y."

A year after arriving in New York City for medical treatment, Mirza is "essentially cured," his doctor, Aaron Rasmussen said.

The halt was another setback to the fledgling field of gene therapy because the French experiment, in which 9 of 11 boys were essentially cured of a fatal immune deficiency, had been considered the first unequivocal success for the technique.

That means they have each been essentially cured of their infectious stage at least five times.

Of the 3.5 who have cancer, about 2 have a low stage cancer that will be essentially cured after treatment.

The gene therapy field was jolted several months ago when two children in France who had been essentially cured of a rare immune disorder by gene therapy developed leukemia, a blood cancer.