tnf

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tnf

A scientist examines a vial labeled TNF in the laboratory.

Definition

Noun: * Tumor Necrosis Factor: A specific type of signaling protein (cytokine) produced primarily by certain immune cells, such as macrophages and monocytes. It plays a central role in systemic inflammation and is part of the body's acute phase reaction. While it can cause the death of some tumor cells (an antineoplastic effect), its dysregulation is implicated in the inflammatory processes of several autoimmune diseases.

Examples of Usage
  • Noun:
    • The doctor explained that elevated levels of TNF were contributing to the joint inflammation in her rheumatoid arthritis.
    • Researchers are studying new drugs that block the action of TNF.
    • The study measured TNF alpha concentrations in the blood samples.
Advanced Usage
  • "TNF-alpha" or "TNF-α": This specifies the most common and potent form of the cytokine. "TNF" is often used interchangeably with "TNF-alpha" in medical contexts.
    • The medication is a TNF-alpha inhibitor.
  • "TNF inhibitor": A class of drugs (biologics) designed to block the activity of TNF, used to treat autoimmune diseases.
    • Patients on TNF inhibitors must be monitored for potential side effects, including increased risk of infection.
Variants and Related Words
  • Tumor Necrosis Factor (Full Name): The full, formal name for TNF.
  • Cachectin: An older, historical name for TNF, referring to its role in cachexia (wasting syndrome).
  • Cytokine: The broader category of signaling proteins to which TNF belongs.
  • Biologic / Biologic Drug: The type of medication that includes TNF inhibitors.
Synonyms
  • Tumor Necrosis Factor-alpha (TNF-α): The specific, primary form.
  • Cachectin: (Historical synonym, less common in modern usage).
Related Phrases
  • Anti-TNF therapy: A treatment approach using drugs that target TNF.
    • She started anti-TNF therapy to manage her Crohn's disease.
  • TNF blockade: Another term for inhibiting the action of TNF.
    • The mechanism of action is TNF blockade.
tnf

A scientist examines a vial labeled TNF in the laboratory.

Noun
  1. a proinflammatory cytokine that is produced by white blood cells (monocytes and macrophages); has an antineoplastic effect but causes inflammation (as in rheumatoid arthritis)

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