Figure 5.

SQUID measurements of SPIONs, FAPLCS/SPIONs, and PLCS/SPIONs at 300 K.
Abbreviations: SPION, superparamagnetic iron oxide nanoparticle; FAPLCS, folate-conjugated N-palmitoyl chitosan; PLCS, N-palmitoyl chitosan; SQUID, superconducting quantum interference device.