Regulatory network of BLIMP1, IRF4, and XBP1 triad in plasmacytic differentiation and multiple myeloma pathogenesis

TF Tang, YT Chan, HC Cheong, YY Cheok… - Cellular …, 2022 - Elsevier
Antibody secreting plasma cell plays an indispensable role in humoral immunity. As
activated B cell undergoes germinal center reaction and develops into plasma cell, it …

Blimp-1 controls plasma cell function through the regulation of immunoglobulin secretion and the unfolded protein response

J Tellier, W Shi, M Minnich, Y Liao, S Crawford… - Nature …, 2016 - nature.com
Plasma cell differentiation requires silencing of B cell transcription, while it establishes
antibody-secretory function and long-term survival. The transcription factors Blimp-1 and …

Multifunctional role of the transcription factor Blimp-1 in coordinating plasma cell differentiation

M Minnich, H Tagoh, P Bönelt, E Axelsson… - Nature …, 2016 - nature.com
The transcription factor Blimp-1 is necessary for the generation of plasma cells. Here we
studied its functions in plasmablast differentiation by identifying regulated Blimp-1 target …

[HTML][HTML] Blimp-1 orchestrates plasma cell differentiation by extinguishing the mature B cell gene expression program

AL Shaffer, KI Lin, TC Kuo, X Yu, EM Hurt… - Immunity, 2002 - cell.com
Abstract Blimp-1, a transcriptional repressor, drives the terminal differentiation of B cells to
plasma cells. Using DNA microarrays, we found that introduction of Blimp-1 into B cells …

A dichotomy of gene regulatory associations during the activated B-cell to plasmablast transition

M Cocco, MA Care, A Saadi… - Life Science …, 2020 - life-science-alliance.org
The activated B-cell (ABC) to plasmablast transition encompasses the cusp of antibody-
secreting cell (ASC) differentiation. We explore this transition with integrated analysis in …

The Immunity‐malignancy equilibrium in multiple myeloma: lessons from oncogenic events in plasma cells

T Perini, M Materozzi, E Milan - The FEBS Journal, 2022 - Wiley Online Library
Multiple myeloma (MM) is a malignancy of plasma cells (PC) that grow within the bone
marrow and maintain massive immunoglobulin (Ig) production. Disease evolution is driven …

[PDF][PDF] XBP1, downstream of Blimp-1, expands the secretory apparatus and other organelles, and increases protein synthesis in plasma cell differentiation

AL Shaffer, M Shapiro-Shelef, NN Iwakoshi, AH Lee… - Immunity, 2004 - cell.com
The differentiation of B cells into immunoglobulin-secreting plasma cells is controlled by two
transcription factors, Blimp-1 and XBP1. By gene expression profiling, we defined a set of …

Dissecting the impact of bromodomain inhibitors on the Interferon Regulatory Factor 4‐MYC oncogenic axis in multiple myeloma

A Agnarelli, S Mitchell, G Caalim… - Hematological …, 2022 - Wiley Online Library
B‐cell progenitor fate determinant interferon regulatory factor 4 (IRF4) exerts key roles in the
pathogenesis and progression of multiple myeloma (MM), a currently incurable plasma cell …

[HTML][HTML] Gm40600 suppressed SP 2/0 isograft tumor by reducing Blimp1 and Xbp1 proteins

Y Fang, R Xu, B Zhai, C Hou, N Ma, L Wang, G Han… - BMC cancer, 2019 - Springer
Background Multiple myeloma (MM), characterized by cancerous proliferation of
plasmablasts (PB) and plasma cells (PC), remains incurable in many patients. Differentially …

Cochaperone Mzb1 is a key effector of Blimp1 in plasma cell differentiation and β1-integrin function

V Andreani, S Ramamoorthy… - Proceedings of the …, 2018 - National Acad Sciences
Plasma cell differentiation involves coordinated changes in gene expression and functional
properties of B cells. Here, we study the role of Mzb1, a Grp94 cochaperone that is …