Homozygous mice with mutant protein FUS[1-359] overexpression: Innovative possibilities for ALS treatment

Introduction: This study investigates a mouse model with overexpression of the mutant FUS[1-359] protein, which can be used to evaluate the effectiveness of gene therapy and other pharmacological interventions for amyotrophic lateral sclerosis (ALS). The model enhances the deeper understanding of th...

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Main Author: Nikita S. Zhunusov
Format: Article
Language:English
Published: Belgorod National Research University 2024-12-01
Series:Research Results in Pharmacology
Subjects:
Online Access:https://rrpharmacology.ru/index.php/journal/article/view/554
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author Nikita S. Zhunusov
author_facet Nikita S. Zhunusov
author_sort Nikita S. Zhunusov
collection DOAJ
description Introduction: This study investigates a mouse model with overexpression of the mutant FUS[1-359] protein, which can be used to evaluate the effectiveness of gene therapy and other pharmacological interventions for amyotrophic lateral sclerosis (ALS). The model enhances the deeper understanding of the mechanisms underlying disease progression and allows for testing new therapeutic strategies. Materials and Methods: The study utilized tg_hFUS[1-359] animal lines with a transgenic cassette expressing the human mutant FUS[1-359] protein. Animal groups were formed by crossing hemizygous individuals, and analyses were conducted on lifespan, age of disease manifestation, as well as relative copy number and expression levels of the transgenic cassette. Results and Discussion: The results demonstrated statistically significant differences in the age of onset of initial disease symptoms between homozygous and hemizygous mice. Differences in the copy number of the transgenic insertion were also identified, revealing that homozygous animals exhibited increased expression of the mutant FUS protein in various structures of the central nervous system, consistent with existing literature on ALS pathogenesis. Conclusion: Mice with hyperexpression of the mutant FUS[1-359] protein represent a promising genetic model for evaluating therapeutic approaches to ALS treatment. This model exhibits clear phenotypic manifestations of the disease and can be utilized for investigating gene therapy methods.
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spelling doaj-art-fdac5968caec49d3bea69183df3aacb62025-01-08T13:24:36ZengBelgorod National Research UniversityResearch Results in Pharmacology2658-381X2024-12-0110413714110.18413/rrpharmacology.10.554Homozygous mice with mutant protein FUS[1-359] overexpression: Innovative possibilities for ALS treatmentNikita S. Zhunusov0https://orcid.org/0000-0002-1969-3615Belgorod State National research UniervsityIntroduction: This study investigates a mouse model with overexpression of the mutant FUS[1-359] protein, which can be used to evaluate the effectiveness of gene therapy and other pharmacological interventions for amyotrophic lateral sclerosis (ALS). The model enhances the deeper understanding of the mechanisms underlying disease progression and allows for testing new therapeutic strategies. Materials and Methods: The study utilized tg_hFUS[1-359] animal lines with a transgenic cassette expressing the human mutant FUS[1-359] protein. Animal groups were formed by crossing hemizygous individuals, and analyses were conducted on lifespan, age of disease manifestation, as well as relative copy number and expression levels of the transgenic cassette. Results and Discussion: The results demonstrated statistically significant differences in the age of onset of initial disease symptoms between homozygous and hemizygous mice. Differences in the copy number of the transgenic insertion were also identified, revealing that homozygous animals exhibited increased expression of the mutant FUS protein in various structures of the central nervous system, consistent with existing literature on ALS pathogenesis. Conclusion: Mice with hyperexpression of the mutant FUS[1-359] protein represent a promising genetic model for evaluating therapeutic approaches to ALS treatment. This model exhibits clear phenotypic manifestations of the disease and can be utilized for investigating gene therapy methods.https://rrpharmacology.ru/index.php/journal/article/view/554amyotrophic lateral sclerosisfused in sarcomagene expressiongene therapy
spellingShingle Nikita S. Zhunusov
Homozygous mice with mutant protein FUS[1-359] overexpression: Innovative possibilities for ALS treatment
Research Results in Pharmacology
amyotrophic lateral sclerosis
fused in sarcoma
gene expression
gene therapy
title Homozygous mice with mutant protein FUS[1-359] overexpression: Innovative possibilities for ALS treatment
title_full Homozygous mice with mutant protein FUS[1-359] overexpression: Innovative possibilities for ALS treatment
title_fullStr Homozygous mice with mutant protein FUS[1-359] overexpression: Innovative possibilities for ALS treatment
title_full_unstemmed Homozygous mice with mutant protein FUS[1-359] overexpression: Innovative possibilities for ALS treatment
title_short Homozygous mice with mutant protein FUS[1-359] overexpression: Innovative possibilities for ALS treatment
title_sort homozygous mice with mutant protein fus 1 359 overexpression innovative possibilities for als treatment
topic amyotrophic lateral sclerosis
fused in sarcoma
gene expression
gene therapy
url https://rrpharmacology.ru/index.php/journal/article/view/554
work_keys_str_mv AT nikitaszhunusov homozygousmicewithmutantproteinfus1359overexpressioninnovativepossibilitiesforalstreatment