| Both the pigs and the roads have contributed to the proliferation of a number of weedy species. |
| These receptors are involved in the regulation of metabolism, embryogenesis, tissue regeneration, and cell proliferation. |
| Despite the proliferation of computers of every size, mainframes still house most of the world's data. |
| The threat of nuclear proliferation will abate as dangerous stockpiles of atomic weapons are quickly used up. |
| That in itself is proliferation, and it is linked to the aggressive doctrine of regime change. |
| We have organized a proliferation security initiative, to interdict lethal materials and technologies in transit. |
