production of selected secondary metabolites in transformed ...

GLA (%)
10
9
8
7
6
5
4
3
2
1
0
coenzyme Q10 + vitamin E β-carotene + vitamin E vitamin E
1 23 52 91 106 147 183
time (days)
Fig. 1: Variation over time of storage in gamma linolenic acid content of commercially
produced evening primrose oils with antioxidants
Laboratory prepared samples
Two samples (evening primrose oil with Origanox TM and evening primrose with mixture
antioxidants coenzyme Q10, β-carotene and vitamin E) were laboratory prepared. In the case
both of samples the GLA content changed slightly over time of storage (Fig. 2).
GLA (%)
10
9
8
7
6
5
4
3
2
1
0
coenzyme Q10 + β-carotene + vitamin E Origanox
1 30 51 84 125 161 183
time (days)
Fig. 2: Variation over time of storage in gamma linolenic acid content of laboratory
prepared evening primrose oils with antioxidants
Sborník soutěže Studentské tvůrčí činnosti Student 2006 a doktorské soutěže O cenu děkana 2005 a 2006
Sekce DSP 2006, strana 240