Bacterial cells are small, one to two microns in diameter and this shows a picture of a common bacterium called E. Coli.
细菌细胞很小,直径只有一到两个微米,这张图片是一种常见细菌,大肠杆菌
It's a common bacterium and most strains of E. Coli are not harmful to people, in fact, they provide us with some beneficial properties.
它是常见菌,且大多数种类的菌株对人类无害,实际上还给了我们颇多裨益
And what he could show was that it could be expressed, this is a picture from his 1994 science paper, in that e coli, and it is going to fluoresce green.
他证明了它可以被表达,这是1994年science文章里的一张图,在这大肠杆菌里,它有绿色的萤光。
The first three letters of E. Coli are Eco, so Eco.
大肠杆菌的前三个字母是Eco,也就是酶名字中的Eco
This restriction enzyme was found in a natural source, it was found in a micro-organism called E.coli.
这个限制性内切酶源于自然界,是从名为大肠杆菌的微生物中发现的
It was found in strain R, a particular strain of E.coli, and it was the first one found, There's a nomenclature that's evolved for this.
酶被发现于R菌株,大肠杆菌中一种特别的菌株,又是被发现的第一种内切酶,有一种专门为此制定的命名法
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