作者:Mirelle Takaki、Vítor F. Freire、Karen J. Nicacio、Ariane F. Bertonha、Nozomu Nagashima、Richmond Sarpong、Vinicius Padula、Antonio G. Ferreira、Roberto G. S. Berlinck
DOI:10.1021/acs.jnatprod.0c01043
日期:2021.3.26
Metabolomics analysis detected tambjamine alkaloids in aqueous and EtOAc extracts of the marine invertebrates Virididentula dentata, Tambja stegosauriformis, Tambja brasiliensis, and Roboastra ernsti. Among several tambjamines, the new amino acid derivatives tambjamines M-O (17–19) were identified by Marfey’s advanced analysis, UPLC-MS/MS analyses, and total synthesis. The tambjamine diversity increased
代谢组学分析在海洋无脊椎动物Virididentula dentata、Tambja stegoosauriformis、Tambja brasiliensis和Roboastra ernsti 的水提取物和 EtOAc 提取物中检测到tambjamine 生物碱。在几种tambjamines 中,新的氨基酸衍生物tambjamines MO ( 17 – 19 ) 通过Marfey 的高级分析、UPLC-MS/MS 分析和全合成鉴定。所述tambjamine多样性来自苔藓动物增加V.齿叶至其海蛞蝓天敌T. stegosauriformis和T.巴西和在获得较高的分集R. ernsti,所述裸鳃亚目即猎物时T. stegoosauriformis和T. brasiliensis。总的tambjamine 含量也在营养级中增加,可能是由于生物放大作用。Tambjamines A ( 1 ) 、