5. Oxidatieve fosforylatie Flashcards

1
Q

KSS

A

Kearn-Sayre syndrome
* mtDNA mutatie
* oog en hart aantasting

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2
Q

LHON

A

= Leber hereditary optic neuropathy
* mtDNA mutatie
* oogzenuw aantasting

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3
Q

MERRF

A

myoclonus epilepsy and ragged red fibers
* mtDNA aangetast
* CZS en skeletspier aantasting

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4
Q

Syndroom van Alpers

A
  • nDNA aantasting
  • POLG gen
  • CZS en lever aantasting
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5
Q

ADOA

A

autosomale dominante optische atrofie
* nDNA mutatie
* OPA1 gen
* oog en CZS aantasting

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6
Q

MNGIE

A

mitochondriale neurogastrointestinale encefalomyopathie
* nDNA mutatie
* TYMP gen (recessief)
* CZS en maag-darmkanaal aantasting

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7
Q

ALS

A

amyotrofe laterale sclerose
* gain of function mutatie van SOD1
* neurotoxiciteit door productie radicalen ipv ze op te ruimen
* eiwitagregaten gaan neerslaan in motorneuronen
* BLC2 disfuctie door complexvorming waardoor mitochondriaal membraan minder beschermt is tegen apoptose

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8
Q

SOD2 mutatie

A
  • gain of fuction mutatie
  • spierzwakte en verlamming
  • chronische aftakeling van motorneuronen in voorhoorn van ruggenmerg
  • autosomaal dominant
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