Primary familial brain calcification(PFBC)is an inherited neurodegenerative disorder mainly characterized by progressive calcium deposition bilaterally in the brain,accompanied by various symptoms,such as dystonia,ata...Primary familial brain calcification(PFBC)is an inherited neurodegenerative disorder mainly characterized by progressive calcium deposition bilaterally in the brain,accompanied by various symptoms,such as dystonia,ataxia,parkinsonism,dementia,depression,headaches,and epilepsy.Currently,the etiology of PFBC is largely unknown,and no specific prevention or treatment is available.During the past 10 years,six causative genes(SLC20A2,PDGFRB,PDGFB,XPR1,MYORG,and JAM2)have been identified in PFBC.In this review,considering mechanistic studies of these genes at the cellular level and in animals,we summarize the pathogenesis and potential preventive and therapeutic strategies for PFBC patients.Our systematic analysis suggests a classification for PFBC genetic etiology based on several characteristics,provides a summary of the known composition of brain calcification,and identifies some potential therapeutic targets for PFBC.展开更多
基金supported by the National Natural Science Foundation of China(31871262)the Shanghai Municipal Science and Technology Major Project(2018SHZDZX05)the Innovation Incentive Foundation(Center for Excellence in Brain Science and Intelligence Technology,Chinese Academy of Sciences,Shanghai,China).
文摘Primary familial brain calcification(PFBC)is an inherited neurodegenerative disorder mainly characterized by progressive calcium deposition bilaterally in the brain,accompanied by various symptoms,such as dystonia,ataxia,parkinsonism,dementia,depression,headaches,and epilepsy.Currently,the etiology of PFBC is largely unknown,and no specific prevention or treatment is available.During the past 10 years,six causative genes(SLC20A2,PDGFRB,PDGFB,XPR1,MYORG,and JAM2)have been identified in PFBC.In this review,considering mechanistic studies of these genes at the cellular level and in animals,we summarize the pathogenesis and potential preventive and therapeutic strategies for PFBC patients.Our systematic analysis suggests a classification for PFBC genetic etiology based on several characteristics,provides a summary of the known composition of brain calcification,and identifies some potential therapeutic targets for PFBC.