has part has part has_part characteristic of has modifier interleukin-6 production abnormal interleukin-6 secretion increased interleukin-6 secretion increased IFN-beta 2 secretion increased IL-6 secretion increased hepatocyte-stimulating factor secretion increased MGI-2 secretion MPheno.ontology increased B-cell stimulatory factor-2 secretion increased hybridoma growth factor secretion MP:0008705 increased myeloid differentiation-inducing protein secretion increased B-cell differentiation factor-2 secretion increased B cell stimulatory factor-2 secretion increased B-cell differentiation factor secretion increased BSF-2 secretion increased plasmacytoma growth factor secretion increased B-cell stimulatory factor 2 secretion increased IL6 secretion 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 abnormal increased process quality