sentence: These studies highlight the stability of AdV compared to other viruses , however , these studies were conducted in laboratory experiments and the viral stability may differ in field conditions.PyV has also been shown to be as resistant to sunlight in seawater as AdV ( Ahmed et al ., 2019b ; Liang et al ., 2017 ) , however , the monitoring experiments detailed in Section 3.5.2 suggest that PyV degrades in water more rapidly than AdV .