All you can do is replace the beans with the resistant strains.

If this happens often enough, the resistant strains could create a significant public health problem.

No resistant strains could be detected after such therapy, the scientists reported.

Thus, drug treatment can lead to the emergence of resistant strains.

Under such circumstances, resistant strains could be transmitted to others.

Of those, 20 percent had the strain resistant to the antibiotics, the agency said.

Long-term use has led to the growth of resistant strains.

Researchers suspect that people may have picked up the resistant strain from food.

In the present study there were no resistant strains of M. tuberculosis found.

As in medical applications, extensive use can be associated with the development of resistant strains.