id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cord-346281-sma6e891	Maldonado, Valente	Repositioning of pentoxifylline as an immunomodulator and regulator of the renin-angiotensin system in the treatment of COVID-19	2020-06-09		.txt	text/plain	5721	193	27	At the same time, Ang II is considered to function as a growth factor that regulates cell proliferation/apoptosis and fibrosis, as well as a mediator that attracts inflammatory cells to sites of tissue injury [19] . By contrast, Tregs attenuate the activation, proliferation, and effector functions of a wide range of immune cells for the maintenance of auto-tolerance and immune homeostasis	cache/cord-346281-sma6e891.txt	txt/cord-346281-sma6e891.txt
