memory cells

Pathogen-recognition veterans

Memory cells are immune system cells that persist after an infection clears, retaining information about specific pathogens.

When the same pathogen returns, memory cells recognize it and mount a faster, stronger response—the basis of acquired immunity and how vaccines work.

B memory cells produce antibodies; T memory cells coordinate cellular attacks.

immunology

B-cell

Antibody-secreting immune cell

antigen · clonal expansion · long-lived · immunoglobulin · cytokine · interleukin · thymus · spleen · bone marrow · leukocyte

vaccination

booster

Something that increases strength

immunity · adjuvant · doses · preventive · herd immunity · protection · serum · attenuated · inactivated · mRNA vaccine

longevity

persistence

Continuing despite difficulty

stability · survival · maintenance · quiescence · self-renewal · homeostasis · lifespan · reservoir · dormancy · reactivation

Categories
Opposites
immune response timing

memory cellsfirst responders

Personnel arriving at emergencies initially

plasma cells

immune system division

memory cellsmacrophages

Large pathogen-engulfing immune cells

neutrophils · phagocytes · monocytes · basophils · eosinophils

cellular longevity

memory cellsdying cells

Family

memory, remember, memorial, memories, remembering, cells, remembered, remembrance, commemorate

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