In a new study, researchers show that special viruses are the culprits behind the emergence of virulent select new bacterial strains. |
Balancing royalism with the region's often virulent strain of fundamentalism has never been easy. |
Many of today's young, virulent anticapitalists experienced their social awakenings on campuses, in fields other than economics. |
As a virulent strain of the measles spreads among the students, the town doctor puts Plumfield under quarantine. |
Within a month a new, savagely virulent haemorrhagic fever crept from the jungle. |
It also seems to sport a luxuriant growth of something akin to a virulent mould. |