Table 2.
Available search levels and examples of their results for the ‘brain’ search keyword
| Search level | # items | Deduction chain |
|---|---|---|
| 1 | 789 | <Item> − <Key: biosample__organ_slims, Value: brain> |
| 4670 | <Item> − <Key: gdc__project__disease_type, Value: brain lower grade glioma> | |
| 126 | <Item> − <Key: clinical__lgg__family_history_of_primary_brain_tumor, Value: yes> | |
| 2463 | <Item> − <Key: clinical_patient__history_lgg_dx_of_brain_tissue, Value: no> | |
| 2 | 15 714 | <Item> − <Replicate> − <Biosample.tissue: brain> |
| 9188 | <Item> − <Replicate> − <Biosample.disease: brain> | |
| 10 | <Item> − <Replicate> − <Biosample.cell: smooth muscle cell of the brain vasculature> | |
| 3 | 13 | <Item> − <Replicate> − <Biosample.cell: fetal brain> − <Vocabulary: brain, UBERON_0000955> |
| 4 | 10 | <Item> − <Replicate> − <Biosample.tissue: pons> − <Vocabulary: pons, UBERON_0000988 > −[IS_A] − < Vocabulary: regional part of brain, UBERON_0002616 > −[PART_OF] − < Vocabulary: brain, UBERON_0000955> |
| 8 | <Item> − <Replicate> − <Biosample.tissue: globus pallidus> − <Vocabulary: globus pallidus, UBERON_0001875 > −[PART_OF]− < Vocabulary: pallidum, UBERON_0006514 > −[IS_A]− < Vocabulary: brain gray matter, UBERON_0003528 > −[PART_OF]− < Vocabulary: brain, UBERON_0000955> |
For the different search levels, we show the number of items resulting from searching on: (1) source key-value metadata; (2) core attribute values; (3) synonyms; and (4) hyponyms, with the corresponding deduction chain.