Research Article

Evaluations of the Antimicrobial Activities and Chemical Compositions of Body Fat from the Amphibians Leptodactylus macrosternum Miranda-Ribeiro (1926) and Leptodactylus vastus Adolf Lutz (1930) in Northeastern Brazil

Table 2

Methyl esters identified in the fixed oils in the body fat of Leptodactylus macrosternum (oil I) and Leptodactylus vastus (oil II), with their respective percentages.

ComponentsOil I Oil II
RIa(%)RIa(%)

Myristic acid methyl ester16801.1616801.42
Pentadecanoic acid methyl ester17790.5317791.74
Palmitoleic acid methyl ester187831.5218789.23
Palmitic acid methyl ester19780.75188620.01
Oleic acid methyl ester20850.49
Linoleic acid methyl ester207716.46209317.02
Isoheptadecanoic acid methyl ester 19140.69
Heptadecanoic acid methyl ester19780.66
Eicosanoic acid methyl ester19860.93
Elaidic acid methyl ester208527.87
Stearic acid methyl ester22417.05224110.01
5,8,11,14-eicosatetraenoic acid methyl ester24990.6523082.51
4,7,10,13,16,19-docosahexaenoic acid methyl ester 25230.27
(8E,11E,14E)-docosatrienoic acid methyl ester209333.55
(E,E,Z)-1,3,12-nonadecadienoic acid methyl ester-5,14-diol23086.82

Total identified98.9892.36
Saturated esters4058.33
Unsaturated esters6041.67