引述 :『自身免疫性疾病 Autoimmune disease Autoimmune diseases arise from an overactive immune response of the body against substances and tissues normally present in the body. 自身免疫性疾病產生的過度的免疫反應的身體對物質和組織通常存在於人體。 In other words, the body attacks its own cells. Autoimmune diseases are a major cause of immune-mediated diseases .換句話說，身體攻擊自己的細胞。 自身免疫性疾病的一個主要原因免疫介導的疾病。 Gender influence 性別影響 Women tend to be affected more often by autoimmune disorders; nearly 79% of autoimmune disease patients in the USA are women.婦女往往受到影響更多的往往是自身免疫性疾病;近79 ％的患者自身免疫性疾病在美國是婦女。 Also they tend to appear during or shortly after puberty.此外，他們往往會出現期間或之後不久青春期。 It is not known why this is the case, although hormone levels have been shown to affect the severity of some autoimmune diseases such as multiple sclerosis . [1] Other causes may include the presence of fetal cells in the maternal bloodstream. [2]不知道為什麼是這種情況，雖然激素水平已被證明影響的嚴重性，一些自身免疫性疾病，如多發性硬化症。 [ 1 ]其他原因可能包括存在的胎兒細胞中的孕產婦血液。 [ 2 ]』

引述 :『自身免疫 Autoimmunity Autoimmunity is the failure of an organism to recognize its own constituent parts as self , which results in an immune response against its own cells and tissues. 自身免疫是失敗的一個有機體，承認自己的組成部分自我 ，從而導致免疫反應，對付自己的細胞和組織。 Any disease that results from such an aberrant immune response is termed an autoimmune disease .任何疾病，結果這種異常的免疫反應被稱為一種自身免疫性疾病。 Prominent examples include Coeliac disease , diabetes mellitus type 1 (IDDM), systemic lupus erythematosus (SLE), Sjögren's syndrome , Churg-Strauss Syndrome , multiple sclerosis (MS), Hashimoto's thyroiditis , Graves' disease , idiopathic thrombocytopenic purpura , and rheumatoid arthritis (RA). See List of autoimmune diseases .突出的例子包括： 腹腔疾病 ，糖尿病1型（胰島素依賴型糖尿病） ， 系統性紅斑狼瘡（ SLE ） ， 乾燥綜合徵 ， Churg - Strauss症候群 ， 多發性硬化症（ MS ） ， 橋本甲狀腺炎 ， 格雷夫斯病 ， 原發性血小板減少性紫癜 ，和類風濕關節炎（ RA ）的。 名單見的自身免疫性疾病 。』