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PCA loadings for the eight cellular outcomes assessed with the loadings for each outcome
| Variables | PCA1 (34%) | PCA2 (23%) | PCA3 (18%) |
|---|---|---|---|
| THP‐1 cytotoxicity | 0.881 | ||
| A549 cytotoxicity | 0.844 | ||
| CRL‐1490 collagen | 0.689 | 0.562 | |
| THP‐1 TNF‐α | −0.672 | 0.390 | |
| THP‐1 IL‐18 | 0.487 | ||
| A549 IL‐8 | 0.937 | ||
| THP‐1 IL‐8 | 0.933 | ||
| CRL‐1490 proliferation | 0.940 |
Abbreviation: PCA, principal component analysis.
