Caenorhabditis elegans as a model system for discovering bioactive compounds against polyglutamine-mediated neurotoxicity

Q Wang, J Zhang, Y Jiang, Y Xiao, X Li, X Mao… - JoVE (Journal of …, 2021 - jove.com
Age-related misfolding and aggregation of pathogenic proteins are responsible for several
neurodegenerative diseases. For example, Huntington's disease (HD) is principally driven …

The novel hydroxylamine derivative NG-094 suppresses polyglutamine protein toxicity in Caenorhabditis elegans

P Haldimann, M Muriset, L Vígh… - Journal of Biological …, 2011 - ASBMB
Aggregation-prone polyglutamine (polyQ) expansion proteins cause several
neurodegenerative disorders, including Huntington disease. The pharmacological activation …

Monitoring polyglutamine toxicity in yeast

ML Duennwald - Methods, 2011 - Elsevier
Experiments in yeast have significantly contributed to our understanding of general aspects
of biochemistry, genetics, and cell biology. Yeast models have also delivered deep insights …

High‐Throughput Screen of Natural Product Extracts in A Yeast Model of Polyglutamine Proteotoxicity

GM Walter, A Raveh, SA Mok… - Chemical biology & …, 2014 - Wiley Online Library
Proteins with expanded polyglutamine (poly Q) segments cause a number of fatal
neurodegenerative disorders, including Huntington's disease (HD). Previous high …

Growth assays to assess polyglutamine toxicity in yeast

ML Duennwald - JoVE (Journal of Visualized Experiments), 2012 - jove.com
Protein misfolding is associated with many human diseases, particularly neurodegenerative
diseases, such as Alzheimer's disease, Parkinson's disease, and Huntington's disease 1 …

[HTML][HTML] Experimental models for identifying modifiers of polyglutamine-induced aggregation and neurodegeneration

B Calamini, DC Lo, LS Kaltenbach - Neurotherapeutics, 2013 - Elsevier
Huntington's disease (HD) typifies a class of inherited neurodegenerative disorders in which
a CAG expansion in a single gene leads to an extended polyglutamine tract and misfolding …

The threshold for polyglutamine-expansion protein aggregation and cellular toxicity is dynamic and influenced by aging in Caenorhabditis elegans

JF Morley, HR Brignull, JJ Weyers… - Proceedings of the …, 2002 - National Acad Sciences
Studies of the mutant gene in Huntington's disease, and for eight related neurodegenerative
disorders, have identified polyglutamine (polyQ) expansions as a basis for cellular toxicity …

Expanded polyglutamines impair synaptic transmission and ubiquitin–proteasome system in Caenorhabditis elegans

LA Khan, PO Bauer, H Miyazaki… - Journal of …, 2006 - Wiley Online Library
Polyglutamine (polyQ) expansion in many proteins, including huntingtin and ataxin‐3, is
pathogenic and responsible for neuronal dysfunction and degeneration. Although at least …

A potent small molecule inhibits polyglutamine aggregation in Huntington's disease neurons and suppresses neurodegeneration in vivo

X Zhang, DL Smith, AB Meriin… - Proceedings of the …, 2005 - National Acad Sciences
Polyglutamine (polyQ) disorders, including Huntington's disease (HD), are caused by
expansion of polyQ-encoding repeats within otherwise unrelated gene products. In polyQ …

Identification of anti-prion compounds as efficient inhibitors of polyglutamine protein aggregation in a zebrafish model

NW Schiffer, SA Broadley, T Hirschberger… - Journal of Biological …, 2007 - ASBMB
Several neurodegenerative diseases, including Huntington disease (HD), are associated
with aberrant folding and aggregation of polyglutamine (polyQ) expansion proteins. Here we …