Results 11 to 20 of about 10,219 (228)

Development and function of secondary and tertiary lymphoid organs in the small intestine and the colon [PDF]

open access: yesFrontiers in Immunology, 2016
The immune system of the gut has evolved a number of specific lymphoid structures that contribute to homeostasis in the face of microbial colonization and food-derived antigenic challenge. These lymphoid organs encompass Peyer’s patches (PP) in the small
Manuela Buettner, Matthias Lochner
doaj   +6 more sources

IL-22 regulates lymphoid chemokine production and assembly of tertiary lymphoid organs [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2015
Significance Ectopic clusters of immune cells that mimic the structure and function of secondary lymphoid organs are defined as tertiary lymphoid organs (TLOs). They have been observed at sites of chronic inflammation for decades, but their formation and function have remained enigmatic.
Christopher D Buckley   +2 more
exaly   +6 more sources

Chronic Inflammation: A Common Promoter in Tertiary Lymphoid Organ Neogenesis

open access: yesFrontiers in Immunology, 2019
Tertiary lymphoid organs (TLOs) frequently develop locally in adults in response to non-resolving inflammation. Chronic inflammation leads to the differentiation of stromal fibroblast cells toward lymphoid tissue organizer-like cells, which interact with
Shanshan Luo   +7 more
doaj   +4 more sources

Lymphotoxin β receptor and tertiary lymphoid organs shape acute and chronic allograft rejection [PDF]

open access: yesJCI Insight
Solid organ transplantation remains the life-saving treatment for end-stage organ failure, but chronic rejection remains a major obstacle to long-term allograft outcomes and has not improved substantially.
Gang Zhang   +7 more
doaj   +2 more sources

Massive B-Cell Infiltration and Organization Into Artery Tertiary Lymphoid Organs in the Aorta of Large Vessel Giant Cell Arteritis [PDF]

open access: yesFrontiers in Immunology, 2019
Giant cell arteritis (GCA) can be classified into Cranial(C)-GCA and Large Vessel(LV)-GCA. Based on analysis of temporal arteries, GCA is postulated to be T-cell-mediated.
Jacoba C. Graver   +6 more
doaj   +2 more sources

Gel-trapped lymphorganogenic chemokines trigger artificial tertiary lymphoid organs and mount adaptive immune responses in vivo [PDF]

open access: yesFrontiers in Immunology, 2016
We previously generated artificial lymph node-like tertiary lymphoid organs (artTLOs) in mice using lymphotoxin α-expressing stromal cells. Here, we show the construction of transplantable and functional artTLOs by applying soluble factors trapped in ...
Takeshi Watanabe
doaj   +2 more sources

High Endothelial Venules and Lymphatic Vessels in Tertiary Lymphoid Organs: Characteristics, Functions, and Regulation [PDF]

open access: yesFrontiers in Immunology, 2016
High endothelial venules (HEVs) and lymphatic vessels (LVs) are essential for the function of the immune system, by providing communication between the body and lymph nodes (LNs), specialized sites of antigen presentation and recognition.
Nancy H Ruddle
doaj   +2 more sources

Posttransplant Tertiary Lymphoid Organs. [PDF]

open access: yesTransplantation, 2023
Tertiary lymphoid organs (TLOs), also known as tertiary or ectopic lymphoid structures or tissues, are accumulations of lymphoid cells in sites other than canonical lymphoid organs, that arise through lymphoid neogenesis during chronic inflammation in autoimmunity, microbial infection, cancer, aging, and transplantation, the focus of this review. Lymph
Ruddle NH.
europepmc   +3 more sources

Role of tertiary lymphoid organs in the regulation of immune responses in the periphery. [PDF]

open access: yesCell Mol Life Sci, 2022
Tertiary lymphoid organs (TLOs) are collections of immune cells resembling secondary lymphoid organs (SLOs) that form in peripheral, non-lymphoid tissues in response to local chronic inflammation. While their formation mimics embryologic lymphoid organogenesis, TLOs form after birth at ectopic sites in response to local inflammation resulting in their ...
Bery AI   +5 more
europepmc   +3 more sources

Lymphoid Neogenesis and Tertiary Lymphoid Organs in Transplanted Organs. [PDF]

open access: yesFront Immunol, 2016
The progressive organization of immune effectors into functional ectopic lymphoid structures, named tertiary lymphoid organs (TLO), has been observed in many conditions in which target antigens fail to be eliminated by the immune system. Not surprisingly, TLO have been recurrently identified in chronically rejected allografts.
Koenig A, Thaunat O.
europepmc   +4 more sources

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