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. 2019 Jun 30;11(7):301. doi: 10.3390/pharmaceutics11070301

Figure 4.

Figure 4

Small molecule conjugated hyaluronic acid (HA) micelles (A) Illustration and chemical structure of bio-reducible HA polymer and deoxycholic acid (DOCA) conjugated via disulfide bonds (HA-ss-DOCA) encapsulating drugs. Reproduced with permission [9] Copyright 2011 Elsevier Ltd. (B) PTX-conjugated HA dendritic oligoglycerol (HA-dOG-PTX) via an acetal group linker is responsive to acidic pH. Reproduced from [37] with permission. Copyright from 2016 Elsevier Ltd.