Matches in SemOpenAlex for { <https://semopenalex.org/work/W1497151331> ?p ?o ?g. }
- W1497151331 endingPage "110" @default.
- W1497151331 startingPage "97" @default.
- W1497151331 abstract "Limb-girdle muscular dystrophy type 2A (LGMD2A) is caused by mutations in the gene CAPN3 located in the chromosome region 15q15.1-q21.1. To date more than 300 mutations have been described. This gene encodes for a 94-kDa nonlysosomal calcium-dependent cysteine protease and its function in skeletal muscle is not fully understood. It seems that calpain-3 has an unusual zymogenic activation that involves, among other substrates, cytoskeletal proteins. Calpain-3 is thought to interact with titin and dysferlin. Calpain-3 deficiency produces abnormal sarcomeres that lead eventually to muscle fiber death. Hip adductors and gluteus maximus are the earliest clinically affected muscles. No clinical differences have been reported depending on the type of mutation in the CAPN3 gene. The muscle biopsy shows variability of fiber size, interstitial fibrosis, internal nuclei, lobulated fibers, and, in some cases, presence of eosinophils. Recent gene expression profiling studies have shown upregulation of interleukin-32 and immunoglobulin genes, which may explain the eosinophilic infiltration. Two mouse knockout models of CAPN3 have been characterized. There are no curative treatments for this disease. However, experimental therapeutics using mouse models conclude that adeno-associated virus (AAV) vectors seem to be one of the best approaches because of their efficiency and persistency of gene transfer." @default.
- W1497151331 created "2016-06-24" @default.
- W1497151331 creator A5048129993 @default.
- W1497151331 creator A5071887992 @default.
- W1497151331 creator A5083522947 @default.
- W1497151331 date "2011-01-01" @default.
- W1497151331 modified "2023-10-12" @default.
- W1497151331 title "Limb-girdle muscular dystrophy 2A" @default.
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