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Table 1 Score for semiquantitative evaluation of MNPSNP distribution and accumulation of blood, urine, organ smear and droplet samples according to Janßen et al. [53]

From: Biodistribution, biocompatibility and targeted accumulation of magnetic nanoporous silica nanoparticles as drug carrier in orthopedics

Cluster size

Quantity

None (0)

Occasional (1–5)

Few (≤ 20)

Many (≤ 100)

Plentiful (≥ 100)

Very small

0

1

2

3

5

Small

0

2

3

4

6

Medium

0

3

4

5

7

Large

0

4

5

6

8

Very large

0

5

6

7

9