1·No one knows what activates Alopecia Areata.
没有人知道什么激活斑秃。
2·Alopecia Areata is classified as an autoimmune disease, although its cause is unknown.
斑秃是一种自身免疫性疾病列为，虽然其原因是未知的。
3·Alopecia Areata is usually a temporary condition.
斑秃通常是一个临时的条件。
4·These include plaque psoriasis, a condition where scaly patches form on the skin, and alopecia areata, an autoimmune disorder that causes hair loss.
这其中包括银屑病，一种皮肤上有鳞状斑的皮肤病，和斑秃，一种引起脱发的自身免疫性疾病。
5·Research on pathogenesis of alopecia areata, with a focus on inflammation in the early stage of the disease and dynamics of signal transduction pathway of hair cycle.
斑秃发病机制的研究，重点是早期病程中炎症和毛囊周期信号传导通路的改变机制。