菌影Bacterial ghosts (BG) 是由克隆基因 E 的受控表达产生的革兰氏阴性菌的空细菌包膜,在活细菌的包膜内形成裂解隧道结构。在全球范围内,BGs) are empty bacterial envelopes of Gram-negative bacteria produced by controlled expressions of cloned gene E, forming a lysis tunnel structure within the envelope of 已被用作疫苗递送系统和疫苗佐剂。人们对开发基于the BGliving 用于生物医学应用的新型递送系统越来越感兴趣。bacteria.