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microglia

British

/ ˌmaɪkrəʊˈɡlɪə /

noun

one of the two types of non-nervous tissue (glia) found in the central nervous system, having macrophage activity Compare macroglia

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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microglia

Once the peripheral immune cells entered the brain, they transformed into specialized microglia.

From Science Daily ● Aug. 14, 2026

Their goal was to distinguish cells descended from the original population of microglia that had been present since birth from cells descended from blood stem cells in the bone marrow later in life.

From Science Daily ● Aug. 14, 2026

"Basically, we showed that it is not the plaques themselves, or solely dysfunctional neurons, that cause sleep loss but actually microglia," said Macauley.

From Science Daily ● Jul. 20, 2026

The most striking result came after the researchers depleted the microglia.

From Science Daily ● Jul. 20, 2026

"Microglia are immune cells that, when they respond to plaques, kick off this elaborate cascade of inflammation, as if the microglia are partying all night, and keeping the brain awake."

From Science Daily ● Jul. 20, 2026

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023