In the bacterial world
E. coli and Salmonella as
The top killer of food poisoning in humans
Almost everyone knows
But there is a killer with the same name as them
But the name is always ignored
It's just that — listeria
What the hell is it?
Let's talk about this invisible killer today
"Killer" archives
Listeria monocytogenes
List of list list of Listeria monocytogenes
Its family members love to do food sabotage
Let humans infect diseases such as gastrointestinal diseases
Severe can cause death from shock
Listeria, on the other hand, is
The most lethal one
This "killer" is not afraid of the cold
Old Li's survivability is super
Whether in the harsh environment of the mud and sand
It's still a cold and icy place
It's hard to beat it
It also has a skill against the sky - not afraid of the cold
Even in the environment of 0 ~ 4 ° C can still jump
Even at low temperatures of -20 ° C, it can still live for one year
This snow god attribute also makes it
Better hidden from humans
The hiding place is widely publicized
It likes to hide in the refrigerator and practice (eat)
After all, this is a blind spot for human hygiene
Enriched with a variety of nutrients and delicacies
It is especially suitable for Xiao Li to live and reproduce
Besides
The U.S. Centers for Disease Control and Prevention reports
Lao Li also particularly likes foods with higher bacteria
For example:
Raw milk and cheese that have not been sterilized
Long-term frozen raw meat and seafood
Purchase salad vegetables prepared in advance
Opened ice cream, canned, etc
Through these foods
Old Li also found a human who could let him practice his hands
Listeria infection in humans throughout the process
But like most bullies
Old Lee is a bully who is afraid of hard guys
Specially pick soft persimmon pinch
Pregnant women, infants, the elderly and immunocompromised people
They are its favorite targets
After winning
The average adult will generally develop symptoms within 3-70 days
(Acute onset can cause illness within 24 hours)
Mild cases are like having the flu
Symptoms such as nausea, vomiting, diarrhea, fever and chills appear
Severe disease may cause meningitis and sepsis
Other than that
Listeria is very harmful to pregnant women and newborns
It can directly cause stillbirth, premature birth, neonatal infection, etc
How to avoid it in daily life?
High temperature sterilization method
As a cold-blooded "killer"
Listeria is actually very afraid of heat
Bring food when cooking daily
Heat to 100 °C and cook for a few minutes
to destroy it
Of course, the most fundamental way is this
Let it not have a chance to appear
This requires us to develop good habits
First, use the refrigerator correctly
1. Raw food and cooked food are open
Foods for direct consumption (e.g. milk, cooked food, etc.)
Best with raw foods (e.g. raw meat, raw vegetables, etc.)
Place in compartments to avoid bacterial cross-infection
2. Put the leftovers in the crisper box
Leftovers are best placed in separate covered crisper boxes
The capacity is best to occupy more than 1/2 of the volume of the lunch box with food
3. Clean the refrigerator regularly
Generally speaking
The refrigerator should be thoroughly cleaned at least once every 3 months
Start with a refrigerator sterilizer for cleaning
Activated carbon is then used to adsorb harmful substances
Removes odors from the refrigerator
Second, food selection should be cautious
Third, ensure the hygiene of meals
The most basic point
Just wash your hands before eating
Usually cooks
Pay more attention to cleanliness and water hygiene
After knowing it that way
Do you know what to do?
Tell your family and friends about it
Source: 39 Health Network (ID: health39net)
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