It remains to be seen how much and to what extent there is existing immunity.
现有的免疫性有多少以及达到多大的程度，还有待观察。Autoantibodies have long been used as diagnosis markers in autoimmune disease, and are thought to be the key point of the pathogenesis.
针对自体组织成分的自身抗体一直是自身免疫性疾病的主要诊断标志物和研究发病机制的关键环节。The cause of psoriasis is unknown, although it appears to be an autoimmune disease with a likelihood for genetic predisposition.
牛皮癣的原因尚不清楚，但它似乎是一个与自身免疫性疾病的遗传倾向的可能性。But alopecia, an autoimmune disorder, had left her with just a few tufts and a shaken self-image.
但是，脱发症，一种自身免疫性疾病，只给她留下可怜的几根头发，和被摧毁的自信。Organisms capable of an adaptive immunity must be able to distinguish "self" from " nonself ' and possess an" immunologic memory.
有机体对免疫性的适应能力必须区分于自我和无我，并拥有一种免疫学记忆。Their new findings raise the question of how this knowledge might eventually help people with autoimmune disease.
新发现又提出一个新的问题：如何最终攻克自身免疫性疾病？Objective: Graves disease(GD), as an organ-specific autoimmune disease, is one of the most common diseases of endocrine system.
目的：Graves病（GD）为器官特异性自身免疫性疾病，是内分泌系统最常见的疾病之一。In a proportion of patients there was also evidence of a concurrent autoimmune disorder.
在部分病人中还发现了同时发生的自身免疫性疾病。Peptide drugs have been widely used in clinical practice, with a good efficacy in cancer and autoimmune diseases.
多肽类药物对癌症、自身免疫性疾病具有良好的治疗前景。