Pig livers and pig liver cells have been used to purify human blood, but I have no idea if the setup would work as shown in the episode.

猪肝和猪的肝细胞已被用于人体血液净化，但是我不清楚其工作过程是不是和剧中表现的一样。

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The boss always shows his sincere attitudes towards the customers. He will never be stringy to add pig liver, pork and others materials.

老板总是用最诚恳的态度对待客人，在材料方面更是从不吝啬，总是放满了猪肉，猪肠，猪肝等；

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Pig liver: Kilogram pig liver, it contains the cholesterol to reach as high as above 400 milligrams, but a person if absorbs the sterol, can cause the arteriosclerosis.

猪肝：一公斤的猪肝，其含胆固醇高达四百毫克以上，而一个人若摄固醇，会导致动脉硬化。

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In such cases, the pig liver is used as a bridge to transplantation, buying the patient time until a human liver can be found.

CNN: Researchers clone pigs

Two hours later, the recipient pig was killed and the liver checked for signs of life.

BBC: Frozen liver transplant success

Currently pig livers are sometimes considered for transplant when a patient is in liver failure and there is no human organ available.

CNN: Researchers clone pigs