10521
In this study , two types of BolA - like amphiphilic peptides with dual ligands comprising a tumor - targeting moiety of RGD sequence and a cell - penetrating moiety of R8 sequence are designed and synthesized as gene vectors .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None