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The first author Liu Zhen, a postdoctoral fellow, spent three years practicing and optimizing the SCNT procedure. He tested various methods to quickly and precisely remove the nuclear materials from the egg cell and promote the fusion of the nucleus-donor cell and enucleated egg.

"The two pandas have big appetites and eat 40 kilograms of bamboo every day," said keeper Huang Shan.

BEIJING, Jan. 10 (Xinhua) -- A total of 23 former officials at provincial level or above were put under investigation by Chinese prosecution authorities in 2017, the Supreme People's Procuratorate (SPP) said Wednesday.

For the period, the density of PM2.5 in Beijing declined 25.6 percent to about 60 micrograms per cubic meter, he added.

The Wing Loong II UAS is a China-developed new generation of long endurance reconnaissance-strike-integrated UAS by AVIC's Chengdu Aircraft Design & Research Institute (CADI).