A team led by Professor Kim Se-kwon of Pukyong University in Busan says it isolated a peptide with antioxidant properties from bullfrog skin.

釜山釜庆大学金胜勋教授领导的研究小组称，他们从牛蛙的皮肤中分离出了一种具有抗氧化特性的生化肽。

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One of them, Kim Soon Kwon, says that with more scientific methods and enough fertiliser North Korea could more than treble its maize harvest.

ECONOMIST: North Korea’s dreadful spring | The

"While it is true that Kim can be slow and his body movement is imperfect, he is a great attacker, " says team director Kwon Seung Teik.

CNN: South Korea: More Than Kicks