Table 2 γ-Oryzanol contents and compositions of steryl and triterpene alcohol ferulates in 7 Korean rice samples (control rice varieties)
Accessions | Steryl and triterpene alcohol ferulates, proportions in total γ-oryzanol (%) | γ-oryzanol content (mg/100Âg hulled rice) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Origin | Seed coat color | ∆7-stigma stenyl ferulate | Stigma steryl ferulate | 24-Methylene cycloartanyl ferulate | Cyclo artenyl ferulate | ∆7-campe stenyl ferulate | Campe Steryl ferulate | ∆7-sito stenyl ferulate | Sito Steryl ferulate | Campe stanyl ferulate | Sito stanyl ferulate | ||
Chucheongbyeo | Korea | White | 2.5 | 3.8 | 27.7 | 35.6 | 0.8 | 16.3 | 0.2 | 9.5 | 2.3 | 1.3 | 3.5 |
Kunnunbyeo | Korea | White | 5.1 | 2.7 | 23.2 | 32.5 | 13.0 | 10.3 | 1.2 | 8.8 | 1.8 | 1.6 | 8.8 |
Baekjinjubyeo | Korea | White | 1.1 | 0.7 | 30.5 | 33.6 | 6.3 | 13.0 | 0.1 | 9.4 | 2.8 | 2.6 | 6.1 |
Hanyangjo | Korea | Red | 1.1 | 0.6 | 20.8 | 35.8 | 12.9 | 15.4 | 0.1 | 7.2 | 4.5 | 1.8 | 14.3 |
Chosundo | Korea | Red | 1.5 | 1.6 | 20.7 | 30.4 | 10.1 | 19.7 | 0.7 | 11.9 | 2.1 | 1.3 | 13.6 |
Jeokjinjubyeo | Korea | Red | 1.5 | 1.2 | 37.2 | 28.6 | 4.3 | 16.2 | 0.3 | 10.3 | 0.2 | 0.4 | 19.1 |
Heugjinjubyeo | Korea | Purple | 0.9 | 2.6 | 36.8 | 29.9 | 0.5 | 15.9 | 0.3 | 8.3 | 3.0 | 1.8 | 21.4 |
Mean | 1.9 | 1.9 | 28.1 | 32.3 | 6.8 | 15.3 | 0.4 | 9.4 | 2.4 | 1.5 | 12.4 | ||
S.D. a | 1.5 | 1.2 | 7.0 | 2.8 | 5.3 | 3.0 | 0.4 | 1.5 | 1.3 | 0.7 | 6.6 | ||