includes event

• Age-associated B cells (ABC) cause reduced surrogate light chain expression and loss of B cell precursors in old age (HEM2P.269) 
• Differential expression of the transcription factor ARID3a in lupus patient hematopoietic progenitors may affect function (BA12P.101) 
• Identification of human effector B lymphocytes that express ARID3a and secrete interferon alpha 
• Low surrogate light chain in pro-B cells from old mice suppresses apoptosis and alters the idiotypes and proportions of phosphorylcholine reactive B cells (LYM6P.718) 
• Reduced Expression of the DNA-Binding Protein ARID3a, a Mediator of Human Hematopoiesis, in Hematopoietic Progenitors Contributes to Age-Related Transcriptional Changes