Table 4.

Concentrations of rutin-MGO adducts in tissues, urine, and feces of rats after 24 h of rutin administration (100 mg/kg BW).

Tissue	Concentration (μg/kg for tissues and feces; μg/L for urine)
	6-(1,2-propanedione)-8-(1-acetol)-rutin	6-(1-acetol)-8-(1,2-propanedione)-rutin	6-(1,2-propanedione)-8-(1,2-propanedione)-rutin	Adduct A	Adduct B
Stomach	N.D.a	trace	0.10 ± 0.01	N.D.	N.D.
Duodenum	N.D.	N.D.	N.D.	N.D.	N.D.
Jejunum	N.D.	N.D.	N.D.	N.D.	N.D.
Ileum	trace	trace	trace	N.D.	N.D.
Caecum	N.D.	N.D.	trace	N.D.	N.D.
Colon	N.D.	trace	N.D.	N.D.	N.D.
Liver	trace	trace	0.09 ± 0.01	N.D.	N.D.
Kidney	0.07 ± 0.01	0.12 ± 0.02	0.16 ± 0.04	trace	trace
Heart	0.09 ± 0.03	trace	0.14 ± 0.09	N.D.	N.D.
Brain	0.11 ± 0.02	0.45 ± 0.28	0.12 ± 0.02	N.D.	N.D.
Urine	trace	0.09 ± 0.00	0.10 ± 0.01	N.D.	N.D.
Feces	1.54 ± 0.49	2.23 ± 0.54	0.26 ± 0.18	Trace	Trace

^aN.D., not detected.