Research Article

Physicochemical Characteristics and Composition of Three Morphotypes of Cyperus esculentus Tubers and Tuber Oils

Table 4

Fatty acid composition (% total fatty acids) of total lipid from Cyperus esculentus morphotypes tubers’ oil.

Fatty acidsMorphotype 1Morphotype 2Morphotype 3

Myristic acid0.16 ± 0.03b0.14 ± 0b0.4 ± 0.24a
Pentadecanoic acid0.03 ± 0.03a0 ± 0a0.05 ± 0.05a
Palmitic acid15.81 ± 0.95a15.83 ± 0.32a15.22 ± 0.55a
Stearic acid4.73 ± 0.33b3.89 ± 0.15c5.36 ± 0.26a
Arachidic acid0.57 ± 0.03b0.55 ± 0.02b0.68 ± 0.01a
Behenic acid0.1 ± 0a0.09 ± 0.02a0.1 ± 0.01a
Lignoceric acid0.17 ± 0.01b0.15 ± 0.03b0.24 ± 0.02a
Palmitoleic acid0.40 ± 0.05a0.37 ± 0.04a0.53 ± 0.02a
cis-7-Hexadecenoic acid0.35 ± 0.05a0.33 ± 0.03a0.44 ± 0.2a
Heptadecenoic acid0 ± 0a0.03 ± 0.03a0.03 ± 0.03a
Oleic acid64.25 ± 1.99a65.42 ± 1.17a65.76 ± 1.8a
Vaccenic acid0.99 ± 0.14a0.99 ± 0.12a0.93 ± 0.11a
Eicosenoic acid0.25 ± 0.05a0.28 ± 0.06a0.37 ± 0.16a
Cetoleic acid0.05 ± 0.05a0.03 ± 0.03a0.09 ± 0.1a
Nervonic Acid0 ± 0a0.05 ± 0.05a0.05 ± 0.05a
Linoleic acid12.39 ± 0.72a12.07 ± 0.23a10.04 ± 0.37b
Linolenic acid0.14 ± 0.02b0.14 ± 0.01b0.17 ± 0.01a
Total saturated21.56 ± 0.71a20.65 ± 0.38b22.03 ± 1.11a
Total monounsaturated65.91 ± 1.75a67.15 ± 1.21a67.75 ± 1.41a
Total n-6 PUFA12.39 ± 0.72a12.07 ± 0.23a10.04 ± 0.37b
Total n-3 PUFA0.14 ± 0.02b0.14 ± 0.01b0.17 ± 0.01a
Total PUFA12.53 ± 0.73a12.21 ± 0.23a10.2 ± 0.36b

Values are means ± standard deviation for . Data in the same row followed by different letters are significantly different (p < 0.05).