Table 4. Genomic signatures that predict the magnitude of the neutralizing antibody responses using the DAMIP model.
DAMIP model predictive signatures |
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Train on trial 1, test on trial 2 |
Train on trial 2, test on trial 1 |
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Gene name | Gene symbol | Gene ID | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 1 | 2 | 3 | 4 | 5 |
BEN domain-containing 4 | BEND4 | Hs.120591 | × | × | × | × | × | × | × | × | |||||||
Transcribed locus | Hs.139006 | × | × | × | × | ||||||||||||
6-Phosphofructo-2-kinase/fructose-2,6-biphosphatase 3 | PFKFB3 | Hs.195471 | × | ||||||||||||||
Tumor necrosis factor receptor superfamily, member 17 | TNFRSF17 | Hs.2556 | × | × | × | × | × | × | × | × | × | × | × | × | × | × | × |
Tumor protein D52 | TPD52 | Hs.368433 | × | × | × | × | × | ||||||||||
Transcribed locus | Hs.481166 | × | × | × | × | ||||||||||||
Kelch repeat and BTB (POZ) domain containing 7 | KBTBD7 | Hs.63841 | × | × | × | × | × | × | × | × | × | × | × | × | |||
Transcribed locus | Hs.649726 | × | × | × | × | ||||||||||||
Nucleosome assembly protein 1-like 2 | NAP1L2 | Hs.66180 | × | × | |||||||||||||
Accuracy of 10-fold cross-validation (%) | 80 | 80 | 80 | 87 | 87 | 80 | 80 | 80 | 80 | 80 | 89 | 89 | 89 | 89 | 89 | ||
Accuracy of 1-fold blind prediction (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 73 | 73 | 73 | 73 | 80 | ||
Accuracy of 10-fold blind prediction (%) | 97 | 99 | 94 | 92 | 96 | 98 | 92 | 93 | 93 | 94 | 72 | 71 | 75 | 70 | 79 |
Analysis of signatures that predict the neutralizing antibody responses. Here all the discriminatory predictive signature sets turned out to consist of day 7 gene expression only. Further, training on trial 1 produces a high blind prediction accuracy on trial 2. TNFRSF17 was present in all the predictive signature sets of the DAMIP model, and several genes, including KBTBD7 and BEND4 appeared in several signature sets.