Table 3.
Concentration of radiation-induced 2-alkylcyclobutanones from walnut (Juglans nigra) (μg/g oil)

Irradiation dose (kGy)	Palmitic acid	Stearic acid	Oleic acid	Linoleic acid
	2-dodecylcyclobutanone 1)	2-tetradecylcyclobutanone	2-tetradecylcyclobutanone	2-(5',8'-tetradecadienyl)cyclobutanone
	0	-2)	-	-	-
1	0.12a)3) ± 0.044)	0.05a) ± 0.02	0.19a) ± 0.05	0.25a) ± 0.04
3	0.21b) ± 0.01	0.08a) ± 0.02	0.94b) ± 0.04	1.18b) ± 0.10
5	0.32c) ± 0.04	0.15b) ± 0.01	1.78c) ± 0.09	2.35c) ± 0.03
7	0.40d) ± 0.02	0.24c) ± 0.03	3.27d) ± 0.04	4.09d) ± 0.08
10	0.51e) ± 0.03	0.38d) ± 0.04	4.68e) ± 0.02	6.88e) ± 0.05

Radiation-induced hydrocarbons
Not detected
Concentrations with different superscripts in the same column are significantly different (p<0.05)
Mean±standard deviation(n=3).