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Table 5 Effect of metal ions on phytase activity (Ph U/mL) produced by L. reuteri

From: Enzymatic activity of Lactobacillus reuteri grown in a sweet potato based medium with the addition of metal ions

	Phytase activity (Ph U/mL)*
*L. reuteri*	Control	Fe²⁺	Ca²⁺	Na⁺	K⁺	Mg²⁺	Mn²⁺
MF14-C	0.72	0.63	0.76	0.64	0.93	0.81	0.87
MF14-C	±0.08^bcBC	±0.06^cA	±0.11^abBC	±0.05^cAB	±0.08^aA	±0.05^abA	±0.05^abB
CF2-7F	0.67	0.62	0.78	0.55	0.69	0.81	0.95
CF2-7F	±0.05^bcC	±0.07^bcA	±0.08^bB	±0.04^cB	±0.05^bBC	±0.06^bA	±0.06^aA
DSM20016	0.90	0.67	1.16	0.46	0.61	0.73	0.81
DSM20016	±0.05^abA	±0.04^cA	±0.20^aA	±0.15^cBC	±0.23^bcBC	±0.19^bAB	±0.17^abA
SD2112	0.81	0.64	0.99	0.68	0.63	0.66	1.03
SD2112	±0.06^bAB	±0.05^cA	±0.06^aA	±0.03^bcA	±0.04^cBC	±0.08^bcB	±0.06^aA
MM7	0.68	0.61	0.78	0.59	0.76	0.82	0.91
MM7	±0.04^bcC	±0.06^cA	±0.06^abB	±0.09^cB	±0.06^abB	±0.04^aA	±0.14^aAB
MM2-3	0.51	0.47	0.65	0.45	0.63	0.77	0.89
MM2-3	±0.04^cD	±0.04^cB	±0.04^bC	±0.03^cC	±0.11^bBC	±0.05^bAB	±0.03^aB

*Data points with different lower case letters in the same row are significantly (p < 0.05) different. Data points with different upper case letters in the same column are significantly (p < 0.05) different.

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