[1] Ali A, Zafar H, Zia M, et al. Synthesis, characterization, applications, and challenges of iron oxide nanoparticles. Nanotechnol Sci App, 2016; 9, 49. doi:  10.2147/NSA.S99986
[2] Kumari M, Rajak S, Singh SP, et al. Repeated oral dose toxicity of iron oxide nanoparticles biochemical and histopathological alterations in different tissues of rats. J Nanosci Nanotechnol, 2012; 12, 2149−59. doi:  10.1166/jnn.2012.5796
[3] Naz S, Islam M, Tabassum S, et al. Green synthesis of hematite (α-Fe2O3) nanoparticles using Rhus punjabensis extract and their biomedical prospect in pathogenic diseases and cancer. J Mol Str, 2019; 11, 851−7.
[4] Naz S, Kazmi ST, Zia M. CeO2 nanoparticles synthesized through green chemistry are biocompatibleIn vitro and in vivo assessment. J Biochem Mol Toxicol, 2019; 4, e22291.
[5] Gonzales-Weimuller M, Zeisberger M, Krishnan KM. Size-dependant heating rates of iron oxide nanoparticles for magnetic fluid hyperthermia. J Magnet Magnetic Mat, 2009; 321, 1947−50. doi:  10.1016/j.jmmm.2008.12.017
[6] Vasantharaja D, Ramalingam V, Aadinaath GR. Oral toxic exposure of titanium dioxide nanoparticles on serum biochemical changes in adult male Wistar rats. Nanom J, 2015; 2, 46−53.
[7] Simko M, Mattsson MO. Risks from Accidental exposures to engineered nanoparticles and neurological health effects. A Crit Rev Part Fibre Toxicol, 2010; 7, 42. doi:  10.1186/1743-8977-7-42
[8] Hanini A, Schmitt A, Kacem K, et al. Evaluation of iron oxide nanoparticle biocompatibility. Int J Nanomed, 2011; 6, 6787.
[9] Zhu MT, Feng WY, Wang Y, et al. Particokinetics and extrapulmonary translocation of intratracheally instilled ferric oxide nanoparticles in rats and the potential health risk assessment. Toxicolol Sci, 2008; 107, 342−51.