CATDOLL : CATDOLL: Why is pufferfish poisonous?

1. Why is pufferfish poisonous?

Pufferfish belongs to the class of bony fish, with a cylindrical body and teeth fused into plates. It has one dorsal fin, no pelvic fins, no scales or scales with spines, and air sacs that can inflate with air. There are many species, and they live on the seabed. Their meat is very delicious. However, think about it, pufferfish is poisonous. How difficult is it to eat one? Yes, let's start the topic around this "poison".

Legend has it that pufferfish were originally non-toxic, but later became poisonous after eating Dong Shi's inferior rouge. But this is just a legend. In fact, pufferfish did not eat any rouge, but it itself is poisonous. There is an alkaloid in its body called tetrodotoxin, which paralyzes the nerves of people and eventually causes the heart to stop beating and die. If you want to remove the tetrodotoxin from pufferfish, it is difficult except to remove the toxin from the pufferfish. For example, using fire, heating generally cannot destroy tetrodotoxin. It needs to be heated to 2200C for about an hour to decompose the toxin.

Why is pufferfish poisonous?

Pufferfish belongs to the class of bony fish, with a cylindrical body and teeth fused into plates. It has one dorsal fin, no pelvic fins, no scales or scales with spines, and air sacs that can inflate with air. There are many species, and they live on the seabed. Their meat is very delicious. However, think about it, pufferfish is poisonous. How difficult is it to eat one? Yes, let's start the topic around this "poison".

Legend has it that pufferfish were originally non-toxic, but later became poisonous after eating Dong Shi's inferior rouge. But this is just a legend. In fact, pufferfish did not eat any rouge, but it itself is poisonous. There is an alkaloid in its body called tetrodotoxin, which paralyzes the nerves of people and eventually causes the heart to stop beating and die. If you want to remove the tetrodotoxin from pufferfish, it is difficult except to remove the toxin from the pufferfish. For example, using fire, heating generally cannot destroy tetrodotoxin. It needs to be heated to 2200C for about an hour to decompose the toxin.

3. Which part of pufferfish is poisonous?

This toxin is mainly found in the liver, spleen, sac, testicles, ovaries, eyes, gills, brain and other parts of pufferfish. Once the roe dies, the toxin can invade the whole body of the fish.

4. Which part of pufferfish is poisonous?

This toxin is mainly found in the liver, spleen, sac, testicles, ovaries, eyes, gills, brain and other parts of pufferfish. Once the roe dies, the toxin can invade the whole body of the fish.

5. Where is pufferfish poisonous?

Ovaries, livers and blood all contain a lot of toxins. In China, in order to protect people's lives and safety, the state explicitly stipulates that restaurants are not allowed to supply puffer fish. Eating puffer fish in Japan has a long history and has almost become an important part of its food culture. The processing of puffer fish is very strict. A qualified puffer fish chef must undergo at least two years of rigorous training and pass the exam before he can obtain a license to open a business. The processing and detoxification of each puffer fish requires 30 processes, and a skilled chef needs 20 minutes to complete it. Puffer fish are generally raised in ponds. Before eating, use a net bag to net the puffer fish, cut off the fins with a knife, remove the fish mouth, dig out the fish eyes, peel off the fish skin, and then cut open the fish belly to take out the fish intestines, liver, ovaries and kidneys and other highly toxic internal organs, and then put the puffer fish meat piece by piece into clean water to rinse the poisonous juice on it. Puffer fish toxin is a neurotoxin, and its toxicity is nearly a thousand times higher than potassium cyanide. In Japan, some people die every year from accidentally eating puffer fish toxin.