mater sci mater med schiiler d formation of magnetosomes in magnetotactic bacteria jmol microbiol biotechnol kirschvink jl, kobayashikirschvink a, diazricci jc and kirschvink sj magnetite in human tissues a mechanism for the biological pioglitazone extraction effects of weak elf magnetic pioglitazone extraction fields bioelectromagnetics suppl van hecke p, marchal g, decrop e and baert al experimental study of the pharmacokinetics and dose response of ferrite particles used as contrast agent in mri of the normal liver of the rabbit invest radiol weissleder r et al superparamagnetic iron oxide pharmacokinetics and toxicity am pioglitazone extraction j roentgenol lawaczeck r et al magnetic iron metformin sleep disturbance oxide particles coated with pioglitazone extraction carboxydextran amoxicillin effects on birth control for parenteral administration and liver contrasting preclinical profile of sh ua acta radiol warheit db nanoparticles health impacts?