The disease can be controlled by eradicating either host in a given area or by timely application of a fungicide, in spring for junipers and in summer for apples.
In that model, leukaemic stem cells cannot expand indefinitely, but cannot be eradicated either because they are intrinsically insensitive to imatinib.
Moreover, potential remaining cancer cells may have been eradicated either by argon beam or coagulation of the cut section or by adjuvant chemotherapy.
The cancerous tissue must be completely eradicated, by either surgery or radiation, to effect a cure.
"The United States and Europe can't eradicate these problems, either, but they are even more complicated in China," said Professor Mao, who has studied food and pharmaceutical safety regulation.
Our main results imply that we can choose proper control frequency and intensity to either eradicate the plant disease or maintain the number of infected plants below the Economic Threshold.
"It's not useful to think of the Islamic State terrorism threat in binary terms -- like we either eradicate it or we don't," said Max Abrahms, who teaches about asymmetric conflicts at Northeastern University.
