之前对自闭症儿童家庭进行的研究认为染色体7上的某个特殊片断与自闭症有关。
A prior study of families with autistic children linked a specific region of chromosome 7 to autism.
转位子一种脱氧核糖核酸片断，它能够移到同一个或另一个染色体、质体或细胞上的新位置，并转录各种基因的特性，如对抗菌体的抵抗力。
DNA that is capable of moving to a new position within the same or another chromosome, plasmid, or cell and thereby transferring genetic properties such as resistance to antibiotics.
这些片断高度同源于1号和14号人类染色体上的某些区域，但功能目前尚不清楚，有可能与抑糖尿病基因有关。
They were selected for sequencing and hybridization. They showed highly homologous to some regions of Human chromosome 1 and 14, but the fragments functions are unknown.
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