Ordinarily, once the antigen that initiated the immune response has been cleared, the expanded pool gradually contracts and persists as a smaller number of memory cells, which are poised for another potential encounter with the antigen.
The term chronic refers to a process that often begins very gradually and then persists over a long period.
Convection was intermittent at first, though it gradually organized and persisted near the center, and on August 20, the disturbance developed into Tropical Depression Nine-E about 345 mile south of Puerto Angel, Mexico.
In contrast to the spontaneous neuralgia, its symptomatic (secondary) form is associated with pain that increases gradually, has different nature, and persists with no interruptions.
Then, after a week, the protein excretion pattern gradually changes to typical tubular proteinuria, and persists like this for several weeks [ 2].
Furthermore, when the rocket moved from high latitudes to low latitudes, TEC disturbances reduced gradually, and then, the depletion persisted for a longer time at the west side (the right side of southern direction).
The analysis yields three major findings: (1) capital sentencing is concentrating dramatically; (2) executions are concentrating more gradually; and (3) both trends persist within most capitally active states.
In humans, fetal GC differentiation occurs gradually and asynchronously and OCT4+ GC persist into perinatal life.
Typically, obsessive-compulsive symptoms start gradually, early in life and persist.
Upon referral to our clinic, the patient stated that his symptoms were negligible when he woke up in the morning, but gradually increased over several hours and persisted with no fluctuations during the day time.
