首先他采取日本某个纯净水源进行实验，所拍摄的照片显示出美丽的结晶形状照片1。
He experimented first with water from a pure source in Japan. The picture revealed a beautiful crystalline form.
结晶的牛胰岛素已经合成，它的生物活力，结晶形状都与天然胰岛素的相同，因而标志着世界上第一个蛋白质的人工合成。
Crystalline bovine insulin has bean synthesised. It is similar to the natural hormone in biological activity and crystalline shape and therefore constituted the first synthetic protein ever produced.
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