The "silver powder" on the fish is called silver fat containing anti-cancer ingredients

husband bought a few
banded fish
s on the market and looked very fresh, but when he went home to clean it, the silver powder on the surface was sticky. Could it be that the fish is not fresh, the silver powder the boss brushes on it?

recently, some people posted on the Internet that they bought a layer of silver powder on the fish, suspected that they bought an unsalted
"
serin powder with fish
"
.
,
, May

, reporters were informed that the body surface with the fish book is silver, there are

sein fat
"
. Experts remind the public, choose fresh fish, whether the color is bright is very important, but it depends on whether the fish eye is full, whether the fish cheek is bright red.Buy back
"
sold powder with fishsuspected not new Recently, Qingdao residents posted on the Internet that the family bought a few fish in the market, suspected to be not new, by the seller
"
sold powder
"
packaging.
"
looked super fresh with fish, the appearance looks good, but also in line to buy, the result of home wash when the surface began to drop silver powder, the hands of silver powder are scary.
"
netizen expressed doubts
such
"silver powder with
fish
" can be eaten. From the picture sent by this netizen, the reporter can see that she washed the fish when the hands with a lot of white material, looks bright crystal, cut pieces of fish also look like a layer of white film, shiny.is really
"
powder with fish
"?
reporter survey found that some members of the public suspect that some businesses have done

silver powder
"
packaging
."
Some of the swordfish on the market look yellow, some are white, we can not tell which is fresh. I've heard people say that what looks shiny is a layer of silver powder.
,"
Wang, a chinese citizen, told reporters.
"
Now I hear that ginger, potatoes and other things can be
'
furbished
'
, who knows if it is possible to bring fish
'
spainting
'"
. Another resident, Mr. Liu, said he was not sure if the fish on the market was fresh.
"
I've bought fish a few times as if it had a layer of white stuff on it and would stick to your hand when you wash it.
”The fish itself has a layer of silver-white silver fat in the face of such a sound, the reporter with this question interviewed the China Ocean University fish taxonomist Professor Wu Yunfei, Professor Wu Yunfei said that the fish surface itself has a silver-white film. Therefore, it is not scientific to judge whether the fish is fresh simply from the color, and looking at the color, it is concluded that the fish is brushedsilver powder
"
is also somewhat arbitrary."
white substance with fish surface is actually equivalent to fish scale degradation, is a fish with fish species unique to the body surface properties.
"
, a master of marine aquaculture at Qingdao Marine Technicians College, also told reporters. It is understood that with the fish surface so-called silver

smnia scalesis not scales, but a layer of special fat formed by the skin, called sein fat
"
, this layer of oil can protect the skin of the fish. Yellowing is not fresh with fish is caused by oxidation of some substances in silver resin.said that
'
sein powder with fish
'
is probably a misunderstanding, because if I brush silver powder and other things I feel dry should fall to the end, and the normal
"

"
with fish or different.
,"
said a member of the public.
"
First of all fresh fish must be bright color, but the specific selection of the product surface of that layer of white matter is its own or added the day after the other substances, without testing is not good to say.
,"
Told reporters.it good to eat silver fat?it is understood that with fish for high-fat fish, containing protein, fat, vitamin
B1
and other rich nutrients, but also has a certain therapeutic effect, so has been very popular with the public. Previously, scientists have found that the layer of silver-white oil on the surface of the fish, that is, the fish with the

sein fatcontains an anti-cancer ingredient
6-
vulcanized ostrich, can help prevent and treat acute leukemia and stomach cancer and other cancers, is widely used in many anti-cancer drugs. Such news, can be said to let the fish become a seafood darling, eat with fish more and more people. But in fact, not everyone is suitable for fish.
"
fish is a moving wind, anyone suffering from hemorrhoids, eczema and other skin diseases or skin allergies, cancer and lupus erythematosus,and lymph nodes, bronchial asthma and other conditions should not be eaten." Ms. Wang told reporters,
"
fish is a high content of radon food, my grandfather suffers from gout, the doctor said gout patients are not suitable to eat fish.
”Reporters learned that the
with fish

serin fatcontains
6-
thiopental bird ostrich ingredients, indeed for the treatment of acute leukemia and other cancers have a certain effect. There are also pharmaceutical plants that extract 6-
from
fish and thioguanine. But whether the benefits of this substance to the human body is as great as the legend, direct consumption will not be harmful, there are still many people questioned.
"
is after all an organic chemical, the current chemical is not so good for the human body, it should be controversial.
,"
Yunfei, a fish taxonomist at China Ocean University, told reporters.