id	author	title	date	pages	extension	mime	words	sentences	flesch	summary	cache	txt
cord-008917-ek8rp4kh	Caul, E.O.	CORONAVIRUS-LIKE PARTICLES IN DIARRHOEA STOOLS	1980-12-06		.txt	text/plain	938	56	50	971) report that they have seen pleomorphic coronavirus-like particles in a specimen of human faeces and postulate that these may have derived from an intestinal yeast-like organism and suggest Blastocystis (now believed to be a protozoon 1). Moreover, in general, there exists a large species variation in therapeutic or toxic effects of chemical substances, and additionally an interspecies difference exists in drug metabolism and pharmacological response, especially to liposoluble drugs 2-all of which points should be considered when extrapolating our findings in rats to man. Nevertheless, we feel very strongly that those drugs which evoke a positive response in our rat model are potentially harmful in the hereditary porphyrias and should be avoided. In our experience, 25% of patients with premyxoedema have a normal basal TSH but exaggerated response to thyrotrophin-releasing hormone (TRH). Coronavirus particles in faeces from patients with gastroenteritis	./cache/cord-008917-ek8rp4kh.txt	./txt/cord-008917-ek8rp4kh.txt