Chemical and Antioxidant Charaterization of Native Corn Germplasm from Two Regions of Costa Rica: A Conservation Approach
Table 1
Total polyphenol content present in accessions of native corn from the Brunca and Chorotega regions, using the Folin–Ciocalteu method.
Germplasm ID
Color
mg GAE /100 g d.w.
Germplasm ID
Color
mg GAE/100 g d.w.
BTEC02
White
97 ± 6.0d–i
CUNA05
Purple
135 ± 15b–e
BTEC03
White
107 ± 7.0d–i
CUNA08
White
80 ± 7.0f–i
BTEC04
White
101 ± 8.0d–i
CUNA11
Purple
172 ± 19bc
BTEC05
White
102 ± 1.0d–h
CUNA12
Purple
88 ± 5.0e–i
BTEC06
White
112 ± 8.0d–i
CUNA14
White
98 ± 4.0d–i
BTEC07
Yellow
118 ± 8.0def
CUNA15
Purple
92 ± 11e–i
BTEC08
White
180 ± 9.0b
CUNA17
White
63 ± 3.0ghi
BTEC09
Yellow
132 ± 22b–f
CUNA19
Yellow
61 ± 6.0hi
BTEC10
Yellow
129 ± 8.0b–f
CUNA20
Purple
274 ± 11a
BTEC11
White
111 ± 9.0d–i
CUNA24
Purple
134 ± 0.1b–e
BTEC12
Yellow
118 ± 5.0def
CUNA25
White
80 ± 5.0f–i
BTEC13
White
80 ± 1.0b–e
CUNA29
Yellow
124 ± 0.1c–f
BTEC14
Yellow
132 ± 7.0b–f
CUNA31
Yellow
112 ± 5.0d–i
BTEC15
Yellow
117 ± 6.0def
CUNA32
Yellow
112 ± 2.0d–i
CUCR03
Purple
110 ± 1.0d–i
CUNA35
Purple
146 ± 14bcd
CUCR05
Purple
105 ± 6.0d–i
CUNA38
White
115 ± 3.0d–g
CUNA01
Purple
245 ± 12a
CUNA39
White
135 ± 6.0b–e
CUNA04
Yellow
59 ± 1.0i
CUNA44
Yellow
149 ± 2.0bcd
Data are expressed as mean ± SD. BTEC comes from the Brunca region, while the rest are from the Chorotega region. Different letters indicate significant differences () using the Tukey test in the total set of accessions.