id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-12545		cet-12545		6	.pdf	application/pdf	3908	220	52	Aptamer sequences were used to obtain an alignment using the Clustal W algorithm and then distance trees were constructed to show common characteristics in the aptamer sequences. Aptamer sequences were between 32 and 88 nucleotides, one of them was reported as RNA sequence (Ec3), and seven recognized whole cell of E. coli O157:H7 strain.	cache/cet-12545.pdf	txt/cet-12545.txt