Fig. 2
From: Rhein laden pH-responsive polymeric nanoparticles for treatment of osteoarthritis

a TEM analysis of Rh-PLGA-NPs@NH4, b SEM analysis of Rh-PLGA-NPs@NH4 c Size distribution graph of Rh-PLGA-NPs@NH4
From: Rhein laden pH-responsive polymeric nanoparticles for treatment of osteoarthritis
a TEM analysis of Rh-PLGA-NPs@NH4, b SEM analysis of Rh-PLGA-NPs@NH4 c Size distribution graph of Rh-PLGA-NPs@NH4