Bcl-2

Blocks cell death

Bcl-2 is a protein that prevents programmed cell death, discovered through research on B-cell lymphoma (hence the name).

It belongs to a family of proteins that regulate whether cells live or die—some members promote survival, others trigger death.

Bcl-2's overexpression allows cancer cells to evade normal self-destruction: The tumor showed elevated Bcl-2 levels.

cancer

lymphoma

Cancer from immune cells

malignancy · translocation · chromosome · immortalization · progression · biomarker · prognosis · staging · relapse · remission

molecular

protein

Folded amino chain

membrane · phosphorylation · overexpression · translocation · sequence · structure · family · homolog · binding · activation

apoptosis

survival

Remaining alive against odds

pore · release · commitment · resistance · evasion · balance · threshold · sensitization

therapeutic

inhibitor

Agent that slows reactions

resistance · sensitizer · combination · response · efficacy · FDA · approved · dosing · toxicity · selectivity

Categories
Opposites
apoptotic function

Bcl-2Bad

German-origin surname

cellular outcome

Bcl-2apoptosis

Programmed cell death

cancer biology role

Bcl-2tumor suppressor

Gene preventing uncontrolled growth

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