Respiratory capacity

Biomarker

2 papers1 finding

  • Animals2

Interventions

1

Metformin

upin rats1

1 study
  1. Metformin increases respiratory capacity in rats (doubling).

    “a washout of metformin resulted in an unexpected doubling of respiratory capacity in HCRs.”

    Animalswashout in high-capacity runners (HCR)skeletal muscle

    Metformin treatment results in distinctive skeletal muscle mitochondrial remodeling in rats with different intrinsic aerobic capacities

    bioRxiv : the preprint server for biology4 Mar 2024Preprint

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European Heart Journal Open

Spermidine is linked to higher fitness in coronary artery disease

Each doubling of spermidine intake was associated with 2.6 millilitres per kilogram per minute higher peak oxygen uptake in older people with coronary artery disease.Each doubling of spermidine intake was associated with 2.6 millilitres per kilogram per minute higher peak oxygen uptake in older people with coronary artery disease.

Cohort study of 187 peopleCoronary artery disease
Aging Cell

Blocking an enzyme improved muscle strength in mice

In an experiment in mice with features of premature aging, a compound improved the performance of mitochondria, the energy-producing structures in muscle cells.In an experiment in mice with features of premature aging, a compound improved the performance of mitochondria, the energy-producing structures in muscle cells.

Experiments in miceMuscle
American Journal of Physiology Heart and Circulatory Physiology

Mitochondrial proteostasis is impaired in mouse heart failure

Aged mice on a high-fat diet and L-NAME showed impaired mitochondrial proteostasis rather than defective biogenesis, suggesting quality control may contribute to reduced…Aged mice on a high-fat diet and L-NAME showed impaired mitochondrial proteostasis rather than defective biogenesis, suggesting quality control may contribute to reduced cardiac reserve.

Experiments in miceProteostasis