New developments in neutrophil biology and periodontitis

G Hajishengallis - Periodontology 2000, 2020 - Wiley Online Library
Neutrophils have been historically associated with antimicrobial functions in acute infections
but are now appreciated as functionally versatile cells with critical roles in chronic …

[HTML][HTML] The extracellular matrix of hematopoietic stem cell niches

C Lee-Thedieck, P Schertl, G Klein - Advanced Drug Delivery Reviews, 2022 - Elsevier
Hematopoietic stem cells (HSCs) are the life-long source of all types of blood cells. Their
function is controlled by their direct microenvironment, the HSC niche in the bone marrow …

DEL-1 promotes macrophage efferocytosis and clearance of inflammation

I Kourtzelis, X Li, I Mitroulis, D Grosser, T Kajikawa… - Nature …, 2019 - nature.com
Resolution of inflammation is essential for tissue homeostasis and represents a promising
approach to inflammatory disorders. Here we found that developmental endothelial locus-1 …

Bone marrow niches of hematopoietic stem and progenitor cells

O Kandarakov, A Belyavsky, E Semenova - International Journal of …, 2022 - mdpi.com
The mammalian hematopoietic system is remarkably efficient in meeting an organism's vital
needs, yet is highly sensitive and exquisitely regulated. Much of the organismal control over …

Regulation of the bone marrow niche by inflammation

I Mitroulis, L Kalafati, M Bornhäuser… - Frontiers in …, 2020 - frontiersin.org
Hematopoietic stem cells (HSC) reside in the bone marrow (BM) within a specialized micro-
environment, the HSC niche, which comprises several cellular constituents. These include …

Developmental endothelial locus-1 protects from hypertension-induced cardiovascular remodeling via immunomodulation

T Failer, M Amponsah-Offeh, A Neuwirth… - The Journal of …, 2022 - Am Soc Clin Investig
The causative role of inflammation in hypertension-related cardiovascular diseases is
evident and calls for development of specific immunomodulatory therapies. We tested the …

DEL-1-regulated immune plasticity and inflammatory disorders

G Hajishengallis, T Chavakis - Trends in molecular medicine, 2019 - cell.com
In contrast to traditional immune cell-centered viewpoints, recent studies suggest that tissues
are not passive recipients of immunity but have a 'regulatory say'over the host inflammatory …

Myelopoiesis in the context of innate immunity

I Mitroulis, L Kalafati, G Hajishengallis… - Journal of innate …, 2018 - karger.com
An intact and fully functional innate immune system is critical in the defense against
pathogens. Indeed, during systemic infection, the ability of the organism to cope with the …

Hypoxia pathway proteins in normal and malignant hematopoiesis

B Wielockx, T Grinenko, P Mirtschink, T Chavakis - Cells, 2019 - mdpi.com
The regulation of oxygen (O2) levels is crucial in embryogenesis and adult life, as O2
controls a multitude of key cellular functions. Low oxygen levels (hypoxia) are relevant for …

Stromal cell–derived DEL-1 inhibits Tfh cell activation and inflammatory arthritis

H Wang, X Li, T Kajikawa, J Shin… - The Journal of …, 2021 - Am Soc Clin Investig
The secreted protein developmental endothelial locus 1 (DEL-1) regulates inflammatory cell
recruitment and protects against inflammatory pathologies in animal models. Here, we …