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GENETIC ABLATION OF P65 SUBUNIT OF NF-kappa B IN MDX MICE TO IMPROVE MUSCLE PHYSIOLOGICAL FUNCTION

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单位: [1]Department of Orthopaedic Surgery, University of Pittsburgh, Suite 216, Bridgeside Point II, 450 Technology Drive, Pittsburgh, Pennsylvania, 15219 USA [2]Department of Geriatric Neurology, Chinese PLA General Hospital, Beijing, China [3]Beijing Friendship Hospital, Capital Medical University, Beijing, China
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关键词: DMD human dystrophin transgenic mice muscle physiological function NF-kappa B/p65 knockout mice NF-kappa B pathway

摘要:
Introduction: Duchenne muscular dystrophy (DMD) is a genetic muscle disease characterized by dystrophin deficiency. Beyond gene replacement, the question of whether ablation of the p65 gene of nuclear factor-kappa B (NF-kappa B) in DMD can improve muscle physiology function is unknown. In this study, we investigated muscle physiological improvement in mdx mice (DMD model) with a genetic reduction of NF-kappa B. Methods: Muscle physiological function and histology were studied in 2-month-old mdx/p65(+/-), wild-type, mdx, and human minidystrophin gene transgenic mdx (Tgh Delta Dys/mdx) mice. Results: Improved muscle physiological function was found in mdx/p65(+/-) mice when compared with mdx mice; however, it was similar to Tgh Delta Dys/mdx mice. The results indicate that genetic reduction of p65 levels diminished chronic inflammation in dystrophic muscle, thus leading to amelioration of muscle pathology and improved muscle physiological function. Conclusions: The results show that inhibition of NF-kappa B may be a promising therapy when combined with gene therapy for DMD.

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出版当年[2016]版:
大类 | 3 区 医学
小类 | 3 区 临床神经病学 4 区 神经科学
最新[2025]版:
大类 | 3 区 医学
小类 | 3 区 临床神经病学 3 区 神经科学
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出版当年[2015]版:
Q2 NEUROSCIENCES Q2 CLINICAL NEUROLOGY
最新[2023]版:
Q2 CLINICAL NEUROLOGY Q2 NEUROSCIENCES

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第一作者单位: [1]Department of Orthopaedic Surgery, University of Pittsburgh, Suite 216, Bridgeside Point II, 450 Technology Drive, Pittsburgh, Pennsylvania, 15219 USA [2]Department of Geriatric Neurology, Chinese PLA General Hospital, Beijing, China
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