http://purl.obolibrary.org/obo/MP_0008705

https://www.ncbi.nlm.nih.gov/pubmed/25455350

Increase in the production or release of a cytokine that stimulates the growth and differentiation of B-cells and is also a growth factor for hybridomas and plasmacytomas, and is produced by many different cells including T-cells, monocytes and fibroblasts.

Increased levels of IL-6