This review discusses recent advances in the synthesis, characterization and toxicity of
metal oxide nanoparticles obtained mainly through biogenic (green) processes. The in vitro …

'Green nanotechnology'has attracted increasing attention in recent years because of the
possibility to reduce and/or eliminate toxic substances. Indeed, biogenic syntheses of …

The magnetic properties of ferrihydrite nanoparticles, which are products of vital functions of
Klebsiella oxitoca bacteria, have been studied. The initial powder containing the …

In this study, superparamagnetic iron oxide nanoparticles (SPION) were synthesized by
coprecipitation of FeSO 4· 7H 2 O and FeCl 3· 6H 2 O with NH 4 OH at different temperatures …

The magnetic properties of the superparamagnetic ferrihydrite nanoparticles that form as a
result of the vital activity of Klebsiella oxytoca bacteria are studied. Both an initial powder …

The synthesis of nanoparticles inside microorganisms is an economical alternative to
chemical and physical methods of nanoparticle synthesis. In this study, ferrihydrite …

The binding between the enzyme lactate dehydrogenase (LDH) and ferrihydrite
nanoparticles (Fh-NPs) was investigated by means of small-angle neutron scattering …

Structural and morphological properties of biogenic ferrihydrite nanoparticles produced by
bacteria Klebsiella oxytoca are investigated. The stability of water dispersions of biomineral …

Abstract Ferrihydrite nanoparticles (2–3 nm in size), which are products of the vital activity of
microorganisms, are studied by the ferromagnetic resonance method. The “core” of …

The results of the investigation into the effect of low-temperature annealing of a powder of
nanoparticles of bacterial ferrihydrite on its magnetic properties have been presented. It has …