Filtration: A slow sand filter, pressurized rapid sand filter, or pre-coat filter is the next step in treatment to filter out as many of the blue-green algae cells as possible before the water enters the disinfection system. ï Pressured rapid sand filters are the most common filters used for drinking water ponds.
Reactive urothelial cells and severe, mostly chronic inflammation. -- Urothelial cells, a type of epithelial cell found only in the urinary tract, line the urinary tract and they become reactive (changed) when injured by inflammation.
Natural Sloughing. The presence of epithelial cells in urine can be as a result of normal sloughing of the epithelial tissues and may not necessarily indicate any abnormalities. The ureters, which are responsible for carrying urine from the body, are lined with epithelial tissues.atural Sloughing. The presence of epithelial cells in urine can be as a result of normal sloughing of the epithelial tissues and may not necessarily indicate any abnormalities. The ureters, which are responsible for carrying urine from the body, are lined with epithelial tissues.