Sentence examples for become established only from inspiring English sources

But with the exception of HIV-1, the cause of the main sort of AIDS, they have either become established only in restricted areas or are biologically limited in their ability to pose a threat to international public health.

The "rule of tens," introduced by Williamson [17], holds that of species introduced into a new area, only ∼10% become established, and of species that become established, only ∼10% spread successfully.

Lake Clark sockeye salmon populations may have therefore become established only very recently.

The use of these tools, however, will become established only if they facilitate daily treatment practice in making an appropriate choice for the best treatment option or are able to guide the physician in tapering expensive treatment if a specific state of prolonged remission has been reached.

The lack of associations between exposures and MN in newborns might be explained by the fact that the maternal placental fetal circulation becomes established only around the 10th week of pregnancy, whereas the majority of lymphocytes collected at birth in cord blood are produced during the third trimester (Blackburn 2007).

Meanwhile, in other countries, redclaw production has become established, but with only minor industry growth.

In particular, introductions from the horticulture trade can be used to investigate the evolutionary changes necessary for a cultivated species to escape and not only become established but also expand to become invasive.

Individual officers within an authority will be deciding on reasonableness based on guidelines set out in the Homelessness Code of Guidance and from case law that will only become established once decisions are challenged in the higher courts.

A colony of around 300 has become established from only 12 individuals, within five years, at the RSPB's Farnham Heath reserve.

This may be unrealistic for some taxonomic groups and species and thus we extended the model by incorporating an Allee effect: a population is considered to become established on the island only if the number of propagules of the same species found on the island during a time period T is above the Allee threshold a.

The window of time during which an IPv4 marketplace that benefits both suppliers and buyers can become established will likely last only two to five years.