膜的

Study on clinical character and genetic model of Dyschromatosis Symmetrical Hereditaria and Freckle Pigmentary inherited disease, which occupies a part of population in genodermatosis, is disease of monogenic inheritance. The genes of some diseases have been identified, such as Xeroderma, incontinentia pigmentation and PJS syndromes.

色素性遗传性疾病在遗传性皮肤病中占有不小的比重，这类疾病大都属单基因遗传病，而且有些疾病的遗传基因已经被找到，如着色性干皮病、色素失禁症、PJS综合症等。

But some perspective has been added by the disappointing first-day performance of China Zhongwang, an aluminium products maker that last week raised $1.3bn, making it the world's largest IPO.

但中国忠旺上市首日表现令人失望，为人们扩大了一些视野。这家铝材制造商上周在香港市场融资13亿美元，成为全球规模最大的 IPO 。