Results 41 to 50 of about 22,598 (233)

Effects of overexpression of Huntingtin proteins on mitochondrial integrity [PDF]

open access: yesHuman Molecular Genetics, 2008
Huntington's disease (HD) is caused by an expansion of a CAG trinucleotide sequence that encodes a polyglutamine tract in the huntingtin (Htt) protein. Expansion of the polyglutamine tract above 35 repeats causes disease, with the age of onset inversely related to the degree of expansion above this number.
Hongmin, Wang   +3 more
openaire   +2 more sources

Altered microRNA expression in animal models of Huntington’s disease and potential therapeutic strategies

open access: yesNeural Regeneration Research, 2021
A review of recent animal models of Huntington’s disease showed many microRNAs had altered expression levels in the striatum and cerebral cortex, and which were mostly downregulated.
Bridget Martinez, Philip V Peplow
doaj   +1 more source

Expression of expanded polyglutamine targets profilin for degradation and alters actin dynamics

open access: yesNeurobiology of Disease, 2008
Huntington's disease is caused by polyglutamine expansion in the huntingtin protein. Huntingtin directly interacts with profilin, a major actin monomer sequestering protein and a key integrator of signals leading to actin polymerization.
Barrington G. Burnett   +4 more
doaj   +1 more source

Huntingtin’s spherical solenoid structure enables polyglutamine tract-dependent modulation of its structure and function

open access: yeseLife, 2016
The polyglutamine expansion in huntingtin protein causes Huntington’s disease. Here, we investigated structural and biochemical properties of huntingtin and the effect of the polyglutamine expansion using various biophysical experiments including ...
Ravi Vijayvargia   +13 more
doaj   +1 more source

No symphony without bassoon and piccolo: changes in synaptic active zone proteins in Huntington’s disease

open access: yesActa Neuropathologica Communications, 2020
Prominent features of HD neuropathology are the intranuclear and cytoplasmic inclusions of huntingtin and striatal and cortical neuronal cell death.
Ting-Ting Huang   +6 more
doaj   +1 more source

HDAC4 reduction: a novel therapeutic strategy to target cytoplasmic huntingtin and ameliorate neurodegeneration. [PDF]

open access: yesPLoS Biology, 2013
Histone deacetylase (HDAC) 4 is a transcriptional repressor that contains a glutamine-rich domain. We hypothesised that it may be involved in the molecular pathogenesis of Huntington's disease (HD), a protein-folding neurodegenerative disorder caused by ...
Michal Mielcarek   +20 more
doaj   +1 more source

Huntingtin associated protein 1 and its functions [PDF]

open access: yesCell Adhesion & Migration, 2009
Huntington disease (HD) is caused by a polyglutamine expansion in the protein huntingtin (Htt). Several studies suggest that Htt and huntingtin associated protein 1 (HAP1) participate in intracellular trafficking and that polyglutamine expansion affects vesicular transport.
Zhou, Xin-Fu, Wu, Linyan
openaire   +3 more sources

Nuclear and cytoplasmic huntingtin inclusions exhibit distinct biochemical composition, interactome and ultrastructural properties

open access: yesNature Communications, 2021
The mechanisms underlying Huntingtin protein (Htt) aggregation are not fully understood. Here the authors perform a detailed investigation of the ultrastructural and biochemical properties of huntingtin cytoplasmic and nuclear inclusions, and reveal that
Nathan Riguet   +11 more
doaj   +1 more source

Mutant huntingtin impairs the post-Golgi trafficking of brain-derived neurotrophic factor but not its Val66Met polymorphism.

open access: yes, 2013
Brain-derived neurotrophic factor (BDNF) polymorphism is associated with the pathophysiology of several neurodegenerative disorders, including Huntington"s disease.
Toro Ruiz, Daniel del   +5 more
core   +1 more source

Huntingtin Regulates Mammary Stem Cell Division and Differentiation

open access: yesStem Cell Reports, 2014
Little is known about the mechanisms of mitotic spindle orientation during mammary gland morphogenesis. Here, we report the presence of huntingtin, the protein mutated in Huntington’s disease, in mouse mammary basal and luminal cells throughout ...
Salah Elias   +6 more
doaj   +1 more source

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