Skull bone marrow channels as immune gateways to the central nervous system

JA Mazzitelli, FE Pulous, LCD Smyth, Z Kaya… - Nature …, 2023 - nature.com
Decades of research have characterized diverse immune cells surveilling the CNS. More
recently, the discovery of osseous channels (so-called 'skull channels') connecting the …

Cerebrospinal fluid regulates skull bone marrow niches via direct access through dural channels

JA Mazzitelli, LCD Smyth, KA Cross, T Dykstra… - Nature …, 2022 - nature.com
It remains unclear how immune cells from skull bone marrow niches are recruited to the
meninges. Here we report that cerebrospinal fluid (CSF) accesses skull bone marrow via …

Direct vascular channels connect skull bone marrow and the brain surface enabling myeloid cell migration

F Herisson, V Frodermann, G Courties, D Rohde… - Nature …, 2018 - nature.com
Innate immune cells recruited to inflammatory sites have short life spans and originate from
the marrow, which is distributed throughout the long and flat bones. While bone marrow …

Skull and vertebral bone marrow are myeloid cell reservoirs for the meninges and CNS parenchyma

A Cugurra, T Mamuladze, J Rustenhoven, T Dykstra… - Science, 2021 - science.org
INTRODUCTION Myeloid cells are highly heterogeneous, with distinct ontogenies and
immune functions. The diverse role of myeloid populations, including monocytes …

The emergence of the calvarial hematopoietic niche in health and disease

WA Mills III, MA Coburn, UB Eyo - Immunological reviews, 2022 - Wiley Online Library
The diploë region of skull has recently been discovered to act as a myeloid cell reservoir to
the underlying meninges. The presence of ossified vascular channels traversing the inner …

Multi-omics and 3D-imaging reveal bone heterogeneity and unique calvaria cells in neuroinflammation

ZI Kolabas, LB Kuemmerle, R Perneczky, B Förstera… - bioRxiv, 2021 - biorxiv.org
The meninges of the brain are an important component of neuroinflammatory response.
Diverse immune cells move from the calvaria marrow into the dura mater via recently …

[PDF][PDF] Distinct molecular profiles of skull bone marrow in health and neurological disorders

ZI Kolabas, LB Kuemmerle, R Perneczky, B Förstera… - Cell, 2023 - cell.com
The bone marrow in the skull is important for shaping immune responses in the brain and
meninges, but its molecular makeup among bones and relevance in human diseases …

How the brain regulates its own immune system

K Kisler, BV Zlokovic - Nature Neuroscience, 2022 - nature.com
Two recent papers reveal that the brain can regulate its own immune responses by sending
molecular cues to immune cells in the skull bone marrow via the cerebrospinal fluid …

The CNS immune-privilege goes down the drain (age)

S Brioschi, M Colonna - Trends in Pharmacological Sciences, 2019 - cell.com
Ongoing research is revealing multiple, previously unappreciated, facets of immunity in the
central nervous system, and the recent studies on the meningeal lymphatic system represent …

The movers and shapers in immune privilege of the CNS

B Engelhardt, P Vajkoczy, RO Weller - Nature immunology, 2017 - nature.com
Discoveries leading to an improved understanding of immune surveillance of the central
nervous system (CNS) have repeatedly provoked dismissal of the existence of immune …