Getting Started

Step 1. Click the “Ontologies” subsection under your “Data Catalog” menu, located on the left-hand side of your Layar home page.

Step 2. Click the ontology name to see the Ontology View for that ontology, with the terms, synonyms, and related metadata.

Step 3. Search andclick on a term to see its references, synonyms, and other metadata. Here I have searched for “Antineoplastic chemotherapy regimen“.

Now you are ready to modify this ontology term.

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Add a Parent Node

1. On the “+” Icon, to the right of the Ontology Search Bar.
2. Complete the information on the modal pop up for the new parent node, including the term, synonyms, and any database that references this entity with its own unique ID.
3. Click “Save“
4. You will now see the parent node within the ontology, with an Ontology Card with the information you provided in step 2.

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Add a Child Node

1. On the Ontology Card, click the icon with three vertical dots and select “Add Child Node“.2. Complete the information on the modal pop up for the child node, including the term, synonyms, and any database that references this entity with its own unique ID. 3. Click “Save” 4. You will now see the child node underneath the parent term, with an Ontology Card with the information you provided in step 2. Edit an Ontology TermTo Edit, click the icon with three vertical dots on the Ontology Card and select “Edit“.For any of the properties of that term, you can add additional values (one per line). For example, I added in three new references for my “Xrefs” property below. Click Save. The new values will be populated in the property they were added to. Delete an Ontology TermTo Delete, click the icon with three vertical dots on the Ontology Card and select “Delete”. Confirm you want to permanently remove this ontology term. Any child nodes underneath that ontology term will also be permanently deleted.