Fig. 1From: Amphiphilic branched polymer-nitroxides conjugate as a nanoscale agent for potential magnetic resonance imaging of multiple objects in vivoBasic physical and chemical properties of Branched pDHPMA-mPEG-Ppa-PROXYL including chemical structure, 1HNMR, skematic self-assembly structure, size and morphology (~ 28 nm, by TEM and DLS) and Spin concentration (0.059 mmol/g, by EPR)Back to article page