Cd11b Cd68 Ym1

Cd11b, CD68, and Ym1 are cellular markers used together to characterize microglia and infiltrating macrophages in nervous system tissue. CD11b identifies an integrin associated with myeloid cells, CD68 reflects lysosome-rich phagocytic activity, and Ym1 is a chitinase-like protein linked to particular immune activation states. In immunohistochemistry or immunofluorescence, antibodies bind these proteins and reveal their cellular distribution, abundance, and co-expression under microscopy. This marker combination helps researchers assess neuroinflammation, distinguish changes in resident and recruited myeloid populations, and evaluate responses to injury, infection, neurodegeneration, or experimental treatments, while requiring complementary markers and morphological analysis for precise interpretation.

Cd11b Cd68 Ym1 - Related Videos

Research

JoVE Journal - Neuroscience

Rapid and Refined CD11b Magnetic Isolation of Primary Microglia with Enhanced Purity and Versatility

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Cited by 22 •

2017

Here, we present a protocol to isolate microglia from postnatal mouse pups (day 1) for in vitro experimentation. This improvised method of isolation generates both high yield and purity, a significant advantage over alternate methods that allows broad range experimentation for the purposes of elucidating microglial biology.

Magnetic Isolation of Microglia from Mouse Pup Brains

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2025

In this video, we describe a protocol for isolating CD11b cells, including microglia, from mouse pup brains using magnetic-activated cell sorting. The brain tissues are homogenized to obtain single-cell suspensions, which are incubated with anti-CD11b antibody-coated microbeads, followed by a magnetic column-based separation to purify the CD11b+ cell population.

Immunohistochemistry to Study the Relationship Between Macrophages and Infiltrated Immune Cells

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2025

This video demonstrates a technique to quantify the relative ratio of macrophages among the total infiltrated immune cell populations in temporal artery biopsy. The immunohistochemical staining of a tissue section affected by autoimmune disease selectively stains the immune cells with specific receptors to visually differentiate them from the rest of the cells.

Measuring Microglial Uptake of Intravitreally-Delivered Fluorescent Particles Using Flow Cytometry

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2025

This video demonstrates flow cytometry for measuring microglial uptake of fluorescent bioparticles after intravitreal delivery in a mouse eye. Flow cytometry detects live cells expressing CD11b and distinguishes phagocytic microglia cells exhibiting green fluorescence from other myeloid cells, including Ly6C-expressing monocytes and Ly6G-expressing neutrophils.

Isolating Microglia from Mouse Brain Demyelinating Lesions Using Magnetic Activated Cell Sorting

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2025

This video demonstrates a protocol for extracting microglial cells from demyelinating lesions in mouse brains using magnetic cell sorting. The protocol involves dissecting the lesioned brain tissue containing microglial cells, treating the tissue with specific enzymes to obtain a single-cell suspension, and utilizing microglial receptor-specific magnetic beads to isolate the microglial cells.

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