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. 2020 Apr 14;12:80. doi: 10.3389/fnagi.2020.00080

TABLE 2.

The roles of CNS pericytes in health and disease.

Pericyte functions Pericyte roles under pathological conditions
References
SVD Stroke AD
BBB maintenance BBB breakdown and white matter attenuation BBB breakdown and causes hemorrhagic stroke BBB breakdown and white matter attenuation Armulik et al. (2010), Bell et al. (2010), Daneman et al. (2010), Seo et al. (2014), Nikolakopoulou et al. (2019), Stebbins et al. (2019)
Angiogenesis Compensatory angiogenesis Revascularization and blood vessel stabilization Liu et al. (2000), Zechariah et al. (2013), Durham et al. (2014), Eilken et al. (2017), Teichert et al. (2017), Berthiaume et al. (2018), Blocki et al. (2018)
Regulation of CBF (neurovascular coupling) Capillary constriction and no-reflow phenomenon after stroke Capillary constriction and CBF reduction Yemisci et al. (2009), Bell et al. (2010), Fernández-Klett et al. (2010), Hamilton et al. (2010), Hall et al. (2014), Hill et al. (2015), Kisler et al. (2017b), Cai et al. (2018), Khennouf et al. (2018)
Clearance of the brain Trap toxic substances Trap toxic substances Aβ clearance Armulik et al. (2010), Bell et al. (2010),Sagare et al. (2013), Schultz et al. (2017), Ma et al. (2018)
Acquire microglial properties Özen et al. (2014), Sakuma et al. (2016)
Immunological property Release inflammatory substances Release of pro- and anti-inflammatory substances Release inflammatory substances Kovac et al. (2011), Proebstl et al. (2012), Guijarro-Muñoz et al. (2014), Herland et al. (2016), Rustenhoven et al. (2016), Ogura et al. (2017), Duan et al. (2018), Matsumoto et al. (2018), Smyth L.C.D. et al. (2018)
Stem cell-like property Change to microglia-like cellsand stem cells Özen et al. (2014), Nakagomi et al. (2015a), Sakuma et al. (2016)
Scar formation Astrogliogenesis Make barrier between infarcted and intact area Göritz et al. (2011), Makihara et al. (2015), Dias et al. (2018), Hesp et al. (2018), Uemura et al. (2018)

Aβ, amyloid beta; BBB, blood–brain barrier; CBF, cerebral blood flow.