Preparation of immunomagnetic iron-dextran nanoparticles and application in rapid isolation of E.coli O157:H7 from foods

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Jun 28, 2005 (publication date) through Jul 6, 2024

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastroenterol. Jun 28, 2005; 11(24): 3660-3664
Published online Jun 28, 2005. doi: 10.3748/wjg.v11.i24.3660

Table 2 Effect of amount of antibody on recovery (n = 5, mean±SD).

Amount of antibody (mg/mg particles)	Colony forming unit (CFU/mL)	Recovery¹ (%)
5	32.20±5.54	33.54±5.77
10	48.00±5.34	50.00±5.56
15	49.20±7.36	51.25±7.67
20	68.80±4.09	71.67±4.26
25^b	89.60±4.16	93.33±4.33
30	75.00±6.75	78.13±7.03
35	64.80±4.87	67.50±5.07
40	54.00±4.64	56.25±4.83
45	47.80±6.06	49.79±6.31
50	33.80±6.83	35.21±7.12

^bP<0.01 vs other amount of antibody.

¹There were 96 CFU/mL in the dilution (mean of five samples).

Citation: Duan HL, Shen ZQ, Wang XW, Chao FH, Li JW. Preparation of immunomagnetic iron-dextran nanoparticles and application in rapid isolation of E.coli O157:H7 from foods. World J Gastroenterol 2005; 11(24): 3660-3664
URL: https://www.wjgnet.com/1007-9327/full/v11/i24/3660.htm
DOI: https://dx.doi.org/10.3748/wjg.v11.i24.3660