酸模内生镰刀菌HU0298抗MRSA活性代谢成分
李丰名,陈嘉颖,吕镇城,徐良雄,黄日明

Active secondary metabolites against methicillin- resistant Staphylococcus aureus (MRSA) of endophytic Fusarium sp. HU0298 from Rumex acetosa
LI Feng-Ming,CHEN Jia-Ying,LV Zhen-Cheng,XU Liang-Xiong,HUANG Ri-Ming
表2 石油醚萃取物中活性流分的脂肪酸成分及比例
Table 2 Fatty acids’ composition and proportion of the active fractions in petroleum ether extract of Fusarium sp. HU0298
化合物
Compound		 保留时间
Retention
time (min)		 峰面积
Peak area (%)		 分子式
Molecular
formula		 分子量
Molecular
weight
Fr.2 Fr.3 Fr.4 Fr.5 Fr.6
丁酸甲酯 Methyl butyrate 7.7 0.06 0.99 4.14 11.11 3.06 C5H10O2 102.13
己酸甲酯 Methyl caproate 8.1 1.12 1.23 5.97 1.87 1.09 C7H14O2 130.18
辛酸甲酯 Methyl octanoate 8.9 0.13 0.10 0.40 C9H18O2 158.24
十一碳酸甲酯 Methyl undecanoate 10.6 0.46 C12H24O2 200.32
十六碳酸甲酯 Methyl hexadecanoate 16.0 6.98 7.12 14.49 7.62 9.83 C17H34O2 270.45
(9Z)-十六碳-9-烯酸甲酯
(9Z)-methyl hexadeca-9-enoate		 17.0 0.06 0.12 0.31 0.14 C17H32O2 268.43
十七碳酸甲酯 Methyl heptadecanoate 17.5 0.19 0.16 C18H36O2 284.48
十八碳酸甲酯 Methyl stearate 19.1 1.12 1.05 1.10 1.11 2.73 C19H38O2 298.50
(9E)-十八碳-9-烯酸甲酯
(9E)-methyl octadeca-9-enoate		 19.7 2.00 0.66 C19H36O2 296.49
(9Z)-十八碳-9-烯酸甲酯
(9Z)-methyl octadeca-9-enoate		 20.2 9.30 11.14 17.55 10.20 25.59 C19H36O2 296.49
(9E,12E)-十八碳-9,12-二烯酸甲酯
(9E,12E)-methyl octadeca-9,12-dienoate		 21.2 19.27 8.34 0.97 2.51 C19H34O2 294.47
(9Z,12Z)-十八碳-9,12-二烯酸甲酯（亚油酸甲酯）
(9Z,12Z)-methyl octadeca-9,12-dienoate
(Methyl linoleate)		 22.3 11.93 27.29 44.50 51.18 50.75 C19H34O2 294.47
二十碳酸甲酯 Methyl arachidate 22.9 27.98 30.06 1.50 6.25 0.20 C21H42O3 342.56
(6Z,9Z,12Z)-十八碳-6,9,12-三烯酸甲酯
(6Z,9Z,12Z)-methyl octadeca-6,9,12-trienoate		 23.7 0.15 C19H32O2 292.48
(9Z,12Z,15Z)-十八碳-9,12,15-三烯酸甲酯
(9Z,12Z,15Z)-methyl octadeca-9,12,15-trienoate		 24.8 0.14 0.60 0.24 2.13 1.68 C19H32O2 292.48
二十一碳酸甲酯 Methyl heneicosanoate 24.1 0.35 0.77 C22H44O2 340.58
(11Z,14Z)-二十碳-11,14-二烯酸甲酯
(11Z,14Z)-methyl eicosa-11,14-dienoate		 26.9 0.09 C21H38O2 322.52
(13Z)-二十二碳-13-烯酸甲酯
(13Z)-methyl docosa-13-enoate		 29.1 0.27 0.34 C23H44O2 352.59
(13Z,16Z)-二十二碳-13,16-二烯酸甲酯
(13Z,16Z)-methyl docosa-13,16-dienoate		 32.3 0.34 0.53 0.21 0.53 0.98 C23H42O2 350.58
二十四碳酸甲酯 Methyl tetracosanoate 33.0 0.52 C25H50O2 382.66
(5Z,8Z,11Z,14Z,17Z)-二十碳
-5,8,11,14,17-五烯酸甲酯
(5Z,8Z,11Z,14Z,17Z)-methyl
eicosa-5,8,11,14,17-pentaenoate		 33.8 1.86 2.58 4.01 2.12 2.48 C20H30O2 302.45
(15Z)-二十四碳-15-烯酸甲酯
(15Z)-methyl tetradeca-15-enoate		 34.9 0.13 0.10 0.19 C25H48O2 380.65
(4Z,7Z,10Z,13Z,16Z,19Z)-二十二碳
-4,7,10,13,16,19-六烯酸甲酯
(4Z,7Z,10Z,13Z,16Z,19Z)-methyl
docosa-4,7,10,13,16,19-hexaenoate		 42.3 0.11 0.40 0.40 C23H34O2 342.51