StemCellResearchShowsPromiseforTreatingMultipleSclerosis
罗切斯特大学医学中心(URMC)的研究人员在小鼠身上进行的一项研究表明,修复多发性硬化(MS)引起的脑细胞损伤是可能的。这项研究发表在《细胞报告》杂志上。
AresearchstudyinmicebyinvestigatorsattheUniversityofRochesterMedicalCenter(URMC)suggestsitwouldbepossibletorepairthebraincelldamagecausedbymultiplesclerosis(MS).TheresearchwaspublishedinthejournalCellReports.
MS是自身免疫性疾病,免疫系统攻击少突胶质细胞。少突胶质细胞产生髓鞘。随着MS中髓鞘的减少,神经细胞之间的信号传导功能的丧失,从而导致感觉、运动和认知问题。
MSisanautoimmunedisorderwherethebody’simmunesystemattacksoligodendrocytes.Oligodendrocytesmanufacturemyelin.AsmyelindecreasesinMS,thesignalingbetweennervecellsisinterrupted,whichcausesthelossoffunctionthatleadstoproblemswithsensation,motorfunctionandcognitiveproblems.
Goldman和他的团队将人类胶质祖细胞移植到进行性MS的成年小鼠模型中。人类胶质祖细胞产生新的少突胶质细胞,并替换受损和缺失的髓鞘,促进动物运动功能的恢复。
GoldmanandhisteamtransplantedhumanglialprogenitorcellsintoadultmousemodelsofprogressiveMS.Thecellstraveledtotheneededlocationinthebrainofthemice,manufacturednewoligodendrocytesandreplacedthedamagedandmissingmyelin.Theprocessofremyelinationresultedinrestoredmotorfunctioninthelaboratoryanimals.
这种方法可能适用于儿童脑白质营养不良和成人某些类型的中风。
Thescientistsspeculatethatthisapproachmightbeappliedtopediatricleukodystrophiesandcertainkindsofstrokesinadults.
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