Results 41 to 50 of about 14,408,725 (200)

Single-nucleus RNA sequencing illuminates a functional analog of lymphoid organ in crustacean

open access: yesJournal of Advanced Research
Introduction: The evolution of lymphoid organs is a complex topic in the animal kingdom. A presumptive invertebrate lymphoid organ (Oka) was previously reported in shrimp based on its morphological and histological observations. However, whether it truly
Mingzhe Sun   +3 more
doaj   +1 more source

Functional Assessment of αEβ7/E-cadherin Interactions in the Steady State Postnatal Thymus

open access: yesClinical and Developmental Immunology, 2004
T cell differentiation in the thymus depends on sequential interactions between lymphoid progenitors and stromal cells in discrete regions of the cortex.
Susan E. Prockop, Howard T. Petrie
doaj   +1 more source

NK Cell Precursors in Human Bone Marrow in Health and Inflammation

open access: yesFrontiers in Immunology, 2019
NK cells are generated from hematopoietic stem cells (HSC) residing in the bone marrow (BM), similar to other blood cells. Development toward mature NK cells occurs largely outside the BM through travel of CD34+ and other progenitor intermediates toward ...
Federica Bozzano   +5 more
doaj   +1 more source

Multi-modular structure of the gene regulatory network for specification and commitment of murine T cells

open access: yesFrontiers in Immunology, 2023
T cells develop from multipotent progenitors by a gradual process dependent on intrathymic Notch signaling and coupled with extensive proliferation. The stages leading them to T-cell lineage commitment are well characterized by single-cell and bulk RNA ...
Boyoung Shin, Ellen V. Rothenberg
doaj   +1 more source

IL-10 from marginal zone precursor B cells controls the differentiation of Th17, Tfh and Tfr cells in transplantation tolerance

open access: yesImmunology Letters, 2016
B cells are known to control CD4 T cell differentiation in secondary lymphoid tissues. We hypothesized that IL-10 expression by marginal zone precursor (MZP) regulatory B cells controls the differentiation and positioning of effector and regulatory T ...
G. Lal   +10 more
semanticscholar   +1 more source

Autophagy in the thymic epithelium is dispensable for the development of self-tolerance in a novel mouse model. [PDF]

open access: yesPLoS ONE, 2012
The thymic epithelium plays critical roles in the positive and negative selection of T cells. Recently, it was proposed that autophagy in thymic epithelial cells is essential for the induction of T cell tolerance to self antigens and thus for the ...
Supawadee Sukseree   +7 more
doaj   +1 more source

Oxidative Stress and Inflammation in B-Cell Lymphomas

open access: yesAntioxidants, 2023
Mature lymphoid neoplasms arise de novo or by the transformation of more indolent lymphomas in a process that relies on the stepwise accumulation of genomic and transcriptomic alterations.
Mário Sousa-Pimenta   +4 more
doaj   +1 more source

Global transcriptome analysis of T-competent progenitors in the bone marrow

open access: yesGenomics Data, 2015
T cells are known to develop in the thymus. However, molecular events that control the transition from hematopoietic progenitor cells in the bone marrow to T precursor cells seeded in the thymus remained poorly defined.
Vionnie W.C. Yu, David T. Scadden
doaj   +1 more source

Expression of the ether-a-gò-gò-related gene 1 channel during B and T lymphocyte development: role in BCR and TCR signaling

open access: yesFrontiers in Immunology, 2023
The functional relevance of K+ and Ca2+ ion channels in the “Store Operated Calcium Entry” (SOCE) during B and T lymphocyte activation is well proven. However, their role in the process of T- and B- cell development and selection is still poorly defined.
Cesare Sala   +6 more
doaj   +1 more source

Activation of the Hedgehog signaling pathway in T-lineage cells inhibits TCR repertoire selection in the thymus and peripheral T-cell activation [PDF]

open access: yes, 2007
TCR signal strength is involved in many cell fate decisions in the T-cell lineage. Here, we show that transcriptional events induced by Hedgehog (Hh) signaling reduced TCR signal strength in mice.
Drakopoulou, E   +7 more
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