Other substances such as carbohydrates, lipids, and so on, are trapped in a matrix of insolubilized and crosslinked protein molecules but are not chemically changed by formaldehyde unless fixation is prolonged for several weeks [44].
Oral corticotherapy (1 mg/kg/day) was prolonged for 6 weeks and progressively tapered.
It is currently agreed that cultures prolonged for 2 weeks allow positive selection of true EPCs that should represent the only surviving cell type [ 19, 20].
injection for two weeks before disease onset and the treatment was prolonged for further two weeks before the sacrifice.
Occasionally, ileus is prolonged for days or weeks and is described as postoperative paralytic ileus.
Sleep deprivation impairs cognitive performance and, when prolonged for days to weeks, can cause seizures and death.
If establishing the therapeutic relationship proves particularly difficult, the two-weekly sessions can be prolonged for four more weeks.
Cultures of tissue samples or body fluids are made onto Sabouraud dextrose agar, incubated at 25°C; incubation could be prolonged for up to 6 weeks.
The most frequently reported symptoms were fever, which was recorded in 89,596 (42.7%) visits, of which only 2,041 (2.3%) were confirmed by a thermometer (>37.5°C) and cough which was recorded in 54,851 (26.1%) visits, of which 7,029 (12.8%) was prolonged for two or more weeks.
Observation during bioreactor culture of the collagen scaffold showed changes of the internal structure with alignment of collagen fibers and cells along the flow path-lines during the first ten days of culture and disintegration of the internal scaffold architecture when culture was prolonged for up to four weeks [ 42].
