نتایج جستجو برای: استوژنزامپرفکتا osteogenesis imperfecta
تعداد نتایج: 17982 فیلتر نتایج به سال:
Osteogenesis imperfecta is normally caused by an autosomal dominant mutation in the type I collagen genes COL1A1 and COL1A2. The severity of osteogenesis imperfecta varies, ranging from perinatal lethality to a very mild phenotype. Although there have been many reports of COL1A1 and COL1A2 mutations, few cases have been reported in Chinese people. We report on five unrelated families and three ...
Recent reports have shown that homozygous or compound heterozygous mutations in WNT1 can give rise to severe bone fragility resembling osteogenesis imperfecta, whereas heterozygous WNT1 mutations have been found in adults with dominant early-onset osteoporosis. Here we assessed the effects of WNT1 mutations in four children with recessive severe bone fragility and in heterozygous family members...
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