PDGF-B Is Required for Development of the Glymphatic System
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PDGF-B Is Required for Development of the Glymphatic System. / Munk, Anne Sofie; Wang, Wei; Bèchet, Nicholas Burdon; Eltanahy, Ahmed M.; Cheng, Anne Xiaoan; Sigurdsson, Björn; Benraiss, Abdellatif; Mäe, Maarja A.; Kress, Benjamin Travis; Kelley, Douglas H.; Betsholtz, Christer; Møllgård, Kjeld; Meissner, Anja; Nedergaard, Maiken; Lundgaard, Iben.
In: Cell Reports, Vol. 26, No. 11, 2019, p. 2955-2969.e3.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - PDGF-B Is Required for Development of the Glymphatic System
AU - Munk, Anne Sofie
AU - Wang, Wei
AU - Bèchet, Nicholas Burdon
AU - Eltanahy, Ahmed M.
AU - Cheng, Anne Xiaoan
AU - Sigurdsson, Björn
AU - Benraiss, Abdellatif
AU - Mäe, Maarja A.
AU - Kress, Benjamin Travis
AU - Kelley, Douglas H.
AU - Betsholtz, Christer
AU - Møllgård, Kjeld
AU - Meissner, Anja
AU - Nedergaard, Maiken
AU - Lundgaard, Iben
PY - 2019
Y1 - 2019
N2 - The glymphatic system is a highly polarized cerebrospinal fluid (CSF) transport system that facilitates the clearance of neurotoxic molecules through a brain-wide network of perivascular pathways. Herein we have mapped the development of the glymphatic system in mice. Perivascular CSF transport first emerges in hippocampus in newborn mice, and a mature glymphatic system is established in the cortex at 2 weeks of age. Formation of astrocytic endfeet and polarized expression of aquaporin 4 (AQP4) consistently coincided with the appearance of perivascular CSF transport. Deficiency of platelet-derived growth factor B (PDGF-B) function in the PDGF retention motif knockout mouse line Pdgfb ret/ret suppressed the development of the glymphatic system, whose functions remained suppressed in adulthood compared with wild-type mice. These experiments map the natural development of the glymphatic system in mice and define a critical role of PDGF-B in the development of perivascular CSF transport.
AB - The glymphatic system is a highly polarized cerebrospinal fluid (CSF) transport system that facilitates the clearance of neurotoxic molecules through a brain-wide network of perivascular pathways. Herein we have mapped the development of the glymphatic system in mice. Perivascular CSF transport first emerges in hippocampus in newborn mice, and a mature glymphatic system is established in the cortex at 2 weeks of age. Formation of astrocytic endfeet and polarized expression of aquaporin 4 (AQP4) consistently coincided with the appearance of perivascular CSF transport. Deficiency of platelet-derived growth factor B (PDGF-B) function in the PDGF retention motif knockout mouse line Pdgfb ret/ret suppressed the development of the glymphatic system, whose functions remained suppressed in adulthood compared with wild-type mice. These experiments map the natural development of the glymphatic system in mice and define a critical role of PDGF-B in the development of perivascular CSF transport.
KW - aquaporin 4
KW - astrocytes
KW - cerebrospinal fluid
KW - glymphatic system
KW - platelet-derived growth factor B
KW - postnatal development
U2 - 10.1016/j.celrep.2019.02.050
DO - 10.1016/j.celrep.2019.02.050
M3 - Journal article
C2 - 30865886
AN - SCOPUS:85062401630
VL - 26
SP - 2955-2969.e3
JO - Cell Reports
JF - Cell Reports
SN - 2211-1247
IS - 11
ER -
ID: 216866106