Table 2.

Intensity of the absorption maxima of compounds (4) and (7) under cell culture medium and cell lysate S37.

			Compound 7		Compound 4
Time	Incubation Medium	pH	Intensity at 675 nm	Content, %	Intensity at 666 nm	Content, %
0 min	Cell culture medium	4	0.91299	100	0.95382	100
		7	0.91300		0.95379
		9	0.91298		0.95381
	Cell lysate S37	-	0.91302		0.95380
4 h	Cell culture medium	4	0.22824	25	0.66767	70
		7	0.88561	97	0.88702	93
		9	0.79429	87	0.81073	85
	Cell lysate S37	-	0.81257	89	0.86795	91
24 h	Cell culture medium	4	0.15520	17	0.57229	60
		7	0.85822	94	0.82980	87
		9	0.68473	75	0.74397	78
	Cell lysate S37	-	0.76692	84	0.78212	82
72 h	Cell culture medium	4	0.10042	11	0.55321	58
		7	0.83297	91	0.75349	79
		9	0.52770	65	0.70582	73
	Cell lysate S37	-	0.72127	79	0.72489	76