Withaferin a

  • 2 independent labs in 2 countries
  • Funders: ALS Society of Canada and 4 more
  • Animals2

Outcomes

7

Inflammation

downin mice2

2 studies
  1. Withaferin a decreases inflammation in mice.

    “Withaferin A-treated HD mice also exhibit significant decrease in inflammatory processes as evident from the decreased microglial activation”

    Animalsin HD micebrain

    Withaferin A Induces Heat Shock Response and Ameliorates Disease Progression in a Mouse Model of Huntington's Disease

    Molecular neurobiology26 Apr 2021

  2. Withaferin a decreases inflammation in mice.

    “accompanied by an alleviation of neuroinflammation”

    Animalsin SOD1(G93A) mice4 mg/kg of body weightpostnatal day 40 until end stage

    Early-stage treatment with Withaferin A reduces levels of misfolded superoxide dismutase 1 and extends lifespan in a mouse model of amyotrophic lateral sclerosis

    Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics1 Jan 2015

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Lifespan

upin mice2

2 studies
  1. Withaferin a extends lifespan in mice.

    “Withaferin A treatment to HD mice considerably increased their lifespan”

    Animalsin HD micebrain

    Withaferin A Induces Heat Shock Response and Ameliorates Disease Progression in a Mouse Model of Huntington's Disease

    Molecular neurobiology26 Apr 2021

  2. Withaferin a extends lifespan in mice.

    “extends lifespan in a mouse model of amyotrophic lateral sclerosis”

    Animalsin SOD1(G93A) micespinal cord4 mg/kg of body weightpostnatal day 40 until end stage

    Early-stage treatment with Withaferin A reduces levels of misfolded superoxide dismutase 1 and extends lifespan in a mouse model of amyotrophic lateral sclerosis

    Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics1 Jan 2015

Mutant huntingtin aggregates load

downin mice1

1 study
  1. Withaferin a decreases mutant huntingtin aggregates load in mice.

    “global decrease in mutant huntingtin aggregates load accompanied with improvement of striatal function in Withaferin A-treated HD mouse brain”

    Animalsin Withaferin A-treated HD mouse brainbrain

    Withaferin A Induces Heat Shock Response and Ameliorates Disease Progression in a Mouse Model of Huntington's Disease

    Molecular neurobiology26 Apr 2021

More on Mutant huntingtin aggregates load

Motor behavioral deficits

upin mice1

1 study
  1. Withaferin a improves motor behavioral deficits in mice.

    “restored progressive motor behavioral deficits and declined body weight”

    Animalsin HD mice

    Withaferin A Induces Heat Shock Response and Ameliorates Disease Progression in a Mouse Model of Huntington's Disease

    Molecular neurobiology26 Apr 2021

HSPB1

upin mice1

1 study
  1. Withaferin a increases HSPB1 in mice.

    “WA treatment triggered robust induction of heat shock protein 25”

    Animalsin SOD1(G93A) mice4 mg/kg of body weight

    Early-stage treatment with Withaferin A reduces levels of misfolded superoxide dismutase 1 and extends lifespan in a mouse model of amyotrophic lateral sclerosis

    Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics1 Jan 2015

More on HSPB1

Mortality

downin mice1

1 study
  1. Withaferin a decreases mortality in mice.

    “reduction in loss of motor neurons resulting in delayed disease progression and mortality”

    Animalsin SOD1(G93A) micespinal cord4 mg/kg of body weightpostnatal day 40 until end stage

    Early-stage treatment with Withaferin A reduces levels of misfolded superoxide dismutase 1 and extends lifespan in a mouse model of amyotrophic lateral sclerosis

    Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics1 Jan 2015

Misfolded SOD1

downin mice1

1 study
  1. Withaferin a decreases misfolded SOD1 in mice.

    “decrease in levels of misfolded SOD1 species in the spinal cord”

    Animalsin SOD1(G93A) micespinal cord4 mg/kg of body weightpostnatal day 40 until end stage

    Early-stage treatment with Withaferin A reduces levels of misfolded superoxide dismutase 1 and extends lifespan in a mouse model of amyotrophic lateral sclerosis

    Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics1 Jan 2015

More on Misfolded SOD1

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