graph database for heterogeneous biological data

To assist with a project I’m working on, I recently implemented a substantial portion of DisGeNET as a graph database. Furthermore, I added MeSH, OMIM, Entrez, and GO into the database to facilitate linking of data between these sources. Here I briefly describe these data sources, describe graph databases, and then show how use of […]

graph database for gene annotation

Lately I’ve been experimenting with graph databases using Neo4j and the Cypher query language. To get a feel for these tools, I created the following gene annotation network. The Cypher commands I used are discussed in this post, followed by a demonstration of querying the database. Creating the Graph Database We are creating the following […]