Table 1 Various FePt nanoparticle composite materials are used to enhance their biological applications in MRI

FePt-Fe₃O₄ nanocubes

10–13 nm

26.5 emu·g⁻¹

n/a

THP-1 cell line

Emo et al. [4]

FePt@Kaolinite nanocomposites

100 ± 10 nm

25.86 emu g⁻¹

17.18 mM⁻¹ s⁻¹ (4.7 T)

HepG2 cell line

Chan et al. [5]

FePt@MnO nanoparticles

8 ± 1 nm

n/a

8.14 mM⁻¹ s⁻¹ (3 T)

HepG2 cell line

MCF-7 cell line

Yang et al. [6]

FePt@iron oxide nanoparticles

14.7 ± 1.1 nm

471 emu cc⁻¹

360 mM⁻¹ s⁻¹ (4.7 T)

KB cell line

Yang et al. [7]

FePt/SiO₂/Au nanoparticles

40 nm

1140 emu cm⁻³

47 ± 3 mM⁻¹ s⁻¹ (2.35 T)

RT4 cell line

Kostevšek et al. [8]

FePt@hollow mesoporous silica nanospheres

100–150 nm

9.4 emu g⁻¹

46.2 mM⁻¹ s⁻¹ (9.4 T)

HeLa cell line

Lin et al. [14]

FePt@mSiO₂

87.6 ± 6.5 nm

n/a

7.173 mM⁻¹ s⁻¹ (0.47 T)

HeLa cell line

Chen et al. [15]

FePt-CdS nanoprobe

9–11 nm

n/a

538.1 s⁻¹ mg⁻¹ mL

RAW 264.7 macrophage cell line

Jha et al. [16]

FePt/graphene oxide nanoassemblies

100 nm

4.10 emu g⁻¹

12.425 mM⁻¹ s⁻¹ (3 T)

MCF-7 cell line

normal L02 cell line

Yue et al. [17]

FePt–Fe₃O₄

core–shell nanoparticles

8 nm

23.1 emu g⁻¹

131.5 mM⁻¹ s⁻¹ (9.4 T)

n/a

Kim et al. [29]

FePt@Fe₂O₃ core–shell magnetic nanoparticles

5 nm

n/a

91.9 mM⁻¹ s⁻¹ (3 T)

KB cell line

HeLa cell line

Liu et al. [30]

FePt@SiO₂ nanoparticles

48.98 ± 6.41 nm

 ~ 10 emu g⁻¹

102.3 mM⁻¹ s⁻¹ (3 T)

HeLa cell line

Lai et al. [35]

Si@FePt- Fe₃O₄

nanoparticles

 ~ 100 nm

 ~ 0.09 emu cm³/mol

 ~ 20 mM⁻¹ s⁻¹

n/a

Malvindi et al. [36]

FePt@Fe₂O₃ nanoparticles

8 nm

24.8 emu g⁻¹

3.462 (μg/mL)⁻¹ s⁻¹ (7 T)

HeLa cell line

Gao et al. [37]

FePt@ Montmorillonite nanocomposites

(This work)

150–200 nm

24.54 emu g⁻¹

41.835 mg⁻¹ s⁻¹ mL (7 T)

SKHep1 cell line

Mahlavu cell line

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