Emtricitabine

  • 2 independent labs in 1 country
  • Funders: National Institute of Arthritis and Musculoskeletal and Skin Diseases and 2 more
  • Animals2
  • Cells2

Outcomes

5

Cellular senescence

upin mouse cells2upin human cells1

2 studies
  1. Emtricitabine induces cellular senescence in mouse cells.

    “FTC, alone or in combination with other ART (tenofovir alafenamide and tenofovir disproxil fumarate), activated AhR and induced senescence of female myoblasts”

    Cellsmyoblastsfemales

    The antiretroviral drug emtricitabine increases kynurenine: tryptophan ratio, aryl hydrocarbon receptor activation, and cellular senescence in female mice

    Biochimie28 Dec 2025

  2. Emtricitabine increases cellular senescence in human cells.

    “showing increased expression of AhR, AhR target genes, and increased senescence in both cell populations.”

    Cellsin primary human mesenchymal stem cells and myoblasts

    THE AHR AS A POTENTIAL MEDIATOR OF MUSCULOSKELETAL FRAILTY WITH ANTI-RETROVIRAL THERAPY

    GSA 2024 abstract31 Dec 2024

  3. Emtricitabine increases cellular senescence in mouse cells.

    “FTC, but not TDF, increased transcriptional activity of AhR, expression of AhR and its target gene CYP1A1, and increased cellular indicators of senescence.”

    Cellsin C2C12 mouse myoblasts

    THE AHR AS A POTENTIAL MEDIATOR OF MUSCULOSKELETAL FRAILTY WITH ANTI-RETROVIRAL THERAPY

    GSA 2024 abstract31 Dec 2024

More on Cellular senescence

AHR

upin mice1

1 study
  1. Emtricitabine activates AHR in mice.

    “Short-term FTC treatment increased serum KYN:tryptophan ratio and activated AhR signaling in skeletal muscle of Tg26 mice”

    Animalsin Tg26 miceskeletal musclefemales

    The antiretroviral drug emtricitabine increases kynurenine: tryptophan ratio, aryl hydrocarbon receptor activation, and cellular senescence in female mice

    Biochimie28 Dec 2025

More on AHR

Kynurenine/tryptophan ratio

upin mice1

1 study
  1. Emtricitabine increases kynurenine/tryptophan ratio in mice.

    “Short-term FTC treatment increased serum KYN:tryptophan ratio and activated AhR signaling in skeletal muscle of Tg26 mice”

    Animalsin Tg26 miceserumfemales

    The antiretroviral drug emtricitabine increases kynurenine: tryptophan ratio, aryl hydrocarbon receptor activation, and cellular senescence in female mice

    Biochimie28 Dec 2025

More on Kynurenine/tryptophan ratio

Stem cell differentiation

downin mouse cells1

1 study
  1. Emtricitabine impairs stem cell differentiation in mouse cells.

    “FTC also impaired myoblast differentiation as confirmed morphologically by microscopy.”

    Cellsin C2C12 mouse myoblasts

    THE AHR AS A POTENTIAL MEDIATOR OF MUSCULOSKELETAL FRAILTY WITH ANTI-RETROVIRAL THERAPY

    GSA 2024 abstract31 Dec 2024

More on Stem cell differentiation

Senescence-associated beta-galactosidase

no changein human cells1

1 study
  1. Emtricitabine has no effect on senescence-associated beta-galactosidase in human cells.

    “The overall effect of FTC was not significant when controlling for TFV and cell type.”

    Cellscontrolling for tenofovir and cell typeprimary human brain vascular cellsclinically relevant concentrationseight days

    Antiretroviral Tenofovir Induces Senescence-Associated β-Galactosidase Activity in Primary Human Brain Vascular Cells in Multi-Layer Three-Dimensional Co-Culture

    Cureus30 May 2021

More on Senescence-associated beta-galactosidase

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