Fig. 1From: Poly(γ-glutamic acid)-coated lipoplexes loaded with Doxorubicin for enhancing the antitumor activity against liver tumors a TEM image of γ-PGA-coated Dox lipoplexes. b In vitro release profiles from PGA-L-Dox and L-Dox in PBS at pH 5.8 and 7.4. Each data was represented as mean ± SD (n = 3)Back to article page