id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-72671	Raatikainen, Olavi; Tuomisto, Jouko; Tahvonen, Risto; Rosenqvist, Heikki	Polyene production of antagonistic Streptomyces species isolated from Sphagnum peat	1993	10	.pdf	application/pdf	4978	316	51	Finl. 2 (1993) Culture conditions and extraction procedures for HPLC Eight suppressive and four non-suppressive isolates were grown at 28°C for 96 h in 10 ml test tubes containing 2 ml YMG medium (yeast extract:malt extracl:glucose, 1% each, pH 7.4) for the assess- ment of the production of heptaene polyene. Chemical characterization of heptaenes The UV spectrum of the antibiotic was typical of heptaene polyenes, showing characteristic absorp- tion maxima at approximately 360,380 and400 nm (Fig. 1).	cache/afs-72671.pdf	txt/afs-72671.txt