HSK model paper
http://www.hsk.org.cn/intro/prep_e.html
http://www.hsk.org.cn/Download_E.aspX
http://www.chinesetesting.cn/godownload.do
http://www.hsk.org.cn/Download_E.aspX
http://www.chinesetesting.cn/godownload.do
Glucose-6-phosphate dehydrogenase deficiency
Glucose-6-phosphate dehydrogenase deficiency So what exactly is that? Glucose-6-phosphate dehydrogenase deficiency is an X-linked recessive hereditary disease characterised by abnormally low levels of glucose-6-phosphate dehydrogenase (abbreviated G6PD or G6PDH), a metabolic enzyme involved in the pentose phosphate pathway, especially important in red blood cell metabolism. G6PD deficiency is the most common human enzyme defect. In short, Individuals with the disease may exhibit nonimmune hemolytic anemia in response to a number of causes, most commonly infection or exposure to certain medications or chemicals. It is closely linked to favism, a disorder characterized by a hemolytic reaction to consumption of broad beans , with a name derived from the Italian name of the broad bean (fava). The name favism is sometimes used to refer to the enzyme deficiency as a whole, although this is misleading as not all people with G6PD deficiency will manifest a physically observable reactio...
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