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METABOLIC RESEARCHMTC

MOTS-c

A mitochondrial-derived peptide studied for energy metabolism, glucose handling, and cellular efficiency under metabolic stress.

Half-Life
Short
Onset
Moderate
Symbol
MTC
Category
Metabolic

⏱ Half-Life

Short duration profile

MOTS-c demonstrates a short half-life characteristic in research literature, shaping how observation windows and study timelines are typically structured.

⚡ Onset Characteristics

Moderate measurable response

Onset is observed as moderate — a property that influences how researchers structure comparative studies versus other compounds in the metabolic research category.

🧠 Key Notes

What makes it distinct

  • 01Encoded within mitochondrial DNA
  • 02Frequent subject of metabolic flexibility studies
  • 03Short systemic presence, sustained downstream signalling

🧬 Mechanism of Action

How it works

MOTS-c is a 16-amino-acid peptide encoded within the 12S rRNA region of mitochondrial DNA — making it a rare mitochondrial-derived signalling molecule. It activates AMP-activated protein kinase (AMPK), the master cellular energy sensor, producing effects similar to caloric restriction and exercise: increased glucose uptake (via GLUT4 translocation), enhanced fatty-acid oxidation, and improved mitochondrial biogenesis. It also translocates to the nucleus under metabolic stress to regulate adaptive gene expression, positioning it as a true mitochondrial-to-nuclear retrograde signal.

✨ Documented Benefits

What the research shows it supports

B01Improves insulin sensitivity and glucose disposal in animal models of metabolic dysfunction.
B02Enhances exercise capacity and physical performance in published rodent studies.
B03Supports mitochondrial biogenesis and ATP yield, improving cellular energy efficiency.
B04Demonstrates anti-obesity and anti-ageing effects in long-duration animal research.
B05Plasma levels correlate inversely with metabolic disease markers in human observational cohorts.

🔍 Research Insights

What the literature shows

INSIGHT 01

One of the few known peptides encoded within mitochondrial — not nuclear — DNA, marking it as an unusual signalling molecule.

INSIGHT 02

Activates AMPK pathways in research models, mimicking some downstream effects of caloric restriction.

INSIGHT 03

Plasma levels decline with age in observational human cohorts, fuelling longevity-pathway interest.

🧪 Typical Research Use Cases

Where it appears in study design

USE CASE 01

Insulin sensitivity and glucose disposal modelling.

USE CASE 02

Mitochondrial biogenesis and exercise-mimetic research.

USE CASE 03

Age-related metabolic decline studies.

📚 References

Peer-reviewed literature

Primary research sources cited on this profile. All links resolve to PubMed or the publishing journal.

  1. [01]

    Lee, C. et al. (2015). The Mitochondrial-Derived Peptide MOTS-c Promotes Metabolic Homeostasis and Reduces Obesity and Insulin Resistance. Cell Metabolism, 21(3), 443–454.

    Cell Metabolism ↗
  2. [02]

    Reynolds, J. C. et al. (2021). MOTS-c is an exercise-induced mitochondrial-encoded regulator of age-dependent physical decline and muscle homeostasis. Nature Communications, 12, 470.

    Nature Communications ↗
  3. [03]

    Kim, S. J. et al. (2018). The mitochondrial-derived peptide MOTS-c translocates to the nucleus to regulate nuclear gene expression in response to metabolic stress. Cell Metabolism, 28(3), 516–524.

    Cell Metabolism ↗
  4. [04]

    Lu, H. et al. (2019). MOTS-c peptide regulates adipose homeostasis to prevent ovariectomy-induced metabolic dysfunction. Journal of Molecular Medicine, 97(4), 473–485.

    Journal of Molecular Medicine ↗

Continue Exploring

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