NDI1

Gene

4 papers study it10 findings

Taxon

None of its findings points the other way.

  • 3 independent labs in 3 countries
  • Funders: National Institutes of Health and others
  • 2 of 10 findings with company ties
  • Animals1
  • Model organisms2
  • Cells1

Effects

7

Lifespan

upin flies2upin mice1

3 studies
  1. NDI1 extends lifespan in flies.

    “rescues the behavioural and lifespan phenotypes caused by complex I deficiency”

    Model organismsin neuronal ND-75 knockdown flies

    Yeast NDI1 reconfigures neuronal metabolism and prevents the unfolded protein response in mitochondrial complex I deficiency

    PLoS genetics

  2. NDI1 extends lifespan in flies.

    “rescues the behavioural and lifespan phenotypes caused by complex I deficiency.”

    Model organismsin neuronal ND-75 knockdown Drosophilaneurons

    Yeast NDI1 expression prevents the unfolded protein response and reconfigures metabolism to restore neuronal function in mitochondrial complex I deficiency

    bioRxiv (Cold Spring Harbor Laboratory)Preprint

  3. NDI1 extends lifespan in mice.

    “NDI1 expression was sufficient to dramatically prolong lifespan without significantly improving motor function in a mouse model of Leigh syndrome driven by the loss of NDUFS4”

    Animalsin Ndufs4 knockout mouse model of Leigh syndromebrain

    NAD+ Regeneration Rescues Lifespan, but Not Ataxia, in a Mouse Model of Brain Mitochondrial Complex I Dysfunction

    Cell metabolism

ER unfolded protein response

downin flies2

2 studies
  1. NDI1 inhibits ER unfolded protein response in flies.

    “prevents UPR activation”

    Model organismsin neuronal ND-75 knockdown fliesbrain

    Yeast NDI1 reconfigures neuronal metabolism and prevents the unfolded protein response in mitochondrial complex I deficiency

    PLoS genetics

  2. NDI1 inhibits ER unfolded protein response in flies.

    “prevents UPR activation”

    Model organismsin neuronal ND-75 knockdown Drosophilaneurons

    Yeast NDI1 expression prevents the unfolded protein response and reconfigures metabolism to restore neuronal function in mitochondrial complex I deficiency

    bioRxiv (Cold Spring Harbor Laboratory)Preprint

More on ER unfolded protein response

Locomotor defects

upin flies1

1 study
  1. NDI1 improves locomotor defects in flies.

    “rescues the behavioural and lifespan phenotypes caused by complex I deficiency”

    Model organismsin neuronal ND-75 knockdown flies

    Yeast NDI1 reconfigures neuronal metabolism and prevents the unfolded protein response in mitochondrial complex I deficiency

    PLoS genetics

Endoplasmic reticulum-mitochondria contacts

upin flies1

1 study
  1. NDI1 increases endoplasmic reticulum-mitochondria contacts in flies.

    “reinstates endoplasmic reticulum-mitochondria contacts”

    Model organismsin neuronal ND-75 knockdown Drosophilaneurons

    Yeast NDI1 expression prevents the unfolded protein response and reconfigures metabolism to restore neuronal function in mitochondrial complex I deficiency

    bioRxiv (Cold Spring Harbor Laboratory)Preprint

Locomotor function

upin flies1

1 study
  1. NDI1 improves locomotor function in flies.

    “rescues the behavioural and lifespan phenotypes caused by complex I deficiency.”

    Model organismsin neuronal ND-75 knockdown Drosophilaneurons

    Yeast NDI1 expression prevents the unfolded protein response and reconfigures metabolism to restore neuronal function in mitochondrial complex I deficiency

    bioRxiv (Cold Spring Harbor Laboratory)Preprint

Tumorigenicity

downin human cells1

1 study
  1. NDI1 inhibits tumorigenicity in human cells.

    “Expression of the alternative NADH dehydrogenase NDI1 raises NAD+/NADH ratio, enhances the activity of the NAD+-dependent deacetylase SIRT3 and interferes with tumorigenicity in neurofibromin-deficient cells.”

    Cellsin neurofibromin-deficient cells

    Tumor growth of neurofibromin-deficient cells is driven by decreased respiration and hampered by NAD⁺ and SIRT3

    Cell death and differentiation

Motor function

no changein mice1

1 study
  1. NDI1 has no effect on motor function in mice.

    “without significantly improving motor function in a mouse model of Leigh syndrome driven by the loss of NDUFS4”

    Animalsin Ndufs4 knockout mouse model of Leigh syndromebrain

    NAD+ Regeneration Rescues Lifespan, but Not Ataxia, in a Mouse Model of Brain Mitochondrial Complex I Dysfunction

    Cell metabolism

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