After reaching a maximum, it typically persists indefinitely, as long as good vacuum is maintained.
As carrion is a common element in the lizard diet, a bacterium that causes prey death and also persists indefinitely after prey death has an excellent chance of introduction into lizard mouths.
After the first life cycle, a process of autoinfection begins, which persists indefinitely in the host if the infection is not effectively treated.
Most patients who undergo abdominal perineal resection or anterior resection of the rectum will present an ill-defined presacral midline mass 3 to 5 cm in diameter that decreases in size with time (although it can persist indefinitely) and becomes progressively more distinct in serial imaging fibrosis / granulation tissue a finding that can easily be mistaken for tumor recurrence [19] (Fig. 18).
But the chances are that it won't persist indefinitely.
"The wealth effect cannot persist indefinitely because it relies on two safety valves, both of which are limited," Mr. Greenspan said.
It usually abates but can persist indefinitely, be severe and require long term treatment.
The lock-in model can help us to understand how it is that racial gaps may well persist indefinitely, even if all intentional discrimination were to end tomorrow.
However, as plague evidently has not been able to persist indefinitely in European hosts, it is notable that plague died off in rural Europe under periods of decreasing predicted plague peaks and virulence in Central Asia, though several European cities continued to act as independent plague foci for a considerable time, possibly due to the urban rodent reservoirs [ 8].
While the loss of symbionts may be adaptive in the short-term, once bleaching occurs, if a coral colony continues to experience stressful conditions, it will rapidly succumb--scleractinian corals cannot persist indefinitely as heterotrophs.
