Lentiviral delivery of designed shRNA's and the mechanism of RNA interference in mammalian cells. RNA interference (RNAi) is a biological process in which RNA molecules inhibit gene expression, typically by causing the destruction of specific mRNA molecules. Historically, it was known by other names, including co-suppression, post-transcriptional gene silencing (PTGS), and quelling.
Yuan is the traditional name of the chinese currency. It is the same chinese character that is read yen in japanese and won in Korean. The Renminbi is the renaming of the currency by the Chinese communist when they took over in 1949 meaning people's currency.
The Hong Kong dollar (sign : $ ; code: HKD; also abbreviated HK$) is the currency of Hong Kong. It is the thirteenth most traded currency in the world. The Hong Kong dollar is subdivided into 100 cents. The currency is used in both Hong Kong and Macau, as the two regions are proximate and their currencies have similar exchange rates.