被囊动物 meaning in English

tunicata
tunicate

Nowadays , research on the physiological active substances from the marine tunicates is in a high speed progress . but it hardly can be seen on papers that some tunicate extracts which have high effective anticancer potential are obtained from styela clava " ? , tunica and body or other kinds of substances
目前，国外对海洋被囊动物海鞘生理活性物质的研究正处于高速发展阶段，但是关于来自柄海鞘鞘囊或鞘体的高效抗肿瘤提取物以及具有其它生理活性的海鞘提取物的仅有零星报道。