金山科研平台，产品价格货期咨询微信：jinshanbio Molecule Information: Spi-B Long Name: Transcription Factor Spi [Spleen FFV Proviral Integration Oncogene] B Entrez Gene IDs: 6689 (Human); 272382 (Mouse); 499146 (Rat) Background: Spi-B Spi-B is a member of the ETS family of transcription factors. It is found in hematopoietic cells such as B cells and plasmacytoid dendritic cells (DC). In transitional B cells, Spi-B promotes their differentiation into follicular (naive) B cells. In hematopoietic stem cells, Spi-B stimulates the generation of IFN-producing plasmacytoid DC at the expense of T, B and NK cell development.