Immunology | T- Cell Development

2024/04/1007:08:04 science 805442

Immunology | T- Cell Development - DayDayNews

Immunology | T- Cell Development - DayDayNews

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Omicron subspecies BA.4 and BA.5 are rapidly sweeping the world and becoming new popular subspecies. The S proteins of BA.4 and BA.5 are the same at the protein level, but are different from the S protein gene mutations of BA.2.12.1, but are they different from BA.1 and BA in ter - DayDayNews

Omicron subspecies BA.4 and BA.5 are rapidly sweeping the world and becoming new popular subspecies. The S proteins of BA.4 and BA.5 are the same at the protein level, but are different from the S protein gene mutations of BA.2.12.1, but are they different from BA.1 and BA in ter

BA.4/BA.5 subspecies are “more cunning” and most monoclonal antibodies are ineffective

05/17 1831

The impact of the earth's geological conditions on life is obvious. Different geological environments, such as deserts, mountains, forests and oceans, correspond to different organisms. - DayDayNews

The impact of the earth's geological conditions on life is obvious. Different geological environments, such as deserts, mountains, forests and oceans, correspond to different organisms.

Scientists establish a new mineral classification system that will help interpret the earth and search for extraterrestrial life

05/16 1764

A few days ago, the Event Horizon Telescope (EHT) collaboration held simultaneous press conferences in various places around the world, including Shanghai, to show the public the first photo of the supermassive black hole at the center of the Milky Way. Similar to the first black - DayDayNews

A few days ago, the Event Horizon Telescope (EHT) collaboration held simultaneous press conferences in various places around the world, including Shanghai, to show the public the first photo of the supermassive black hole at the center of the Milky Way. Similar to the first black

It took 5 years of "photography" and "development", but the imaging process of the first photo of the black hole in the center of the Milky Way was so difficult

05/16 1953

This satellite image from the Copernicus Sentinel-2 mission takes us above Kiev - Ukraine's capital and most populous city. (Please note that this picture was taken in 2019, so the flames and smoke of war are not visible). Kyiv, also known as Kiev, is visible just below the cente - DayDayNews

This satellite image from the Copernicus Sentinel-2 mission takes us above Kiev - Ukraine's capital and most populous city. (Please note that this picture was taken in 2019, so the flames and smoke of war are not visible). Kyiv, also known as Kiev, is visible just below the cente

Copernicus Sentinel 2 "Space Exploration of the Earth" Series: Ukraine - Kiev

05/16 1434

Millions of years ago, a group of apes gathered together on the African continent. They were no longer frequent visitors in the trees, but instead galloped on the grasslands. Like most predators, they began to pursue prey. Of course, human civilization at that time It has not yet - DayDayNews

Millions of years ago, a group of apes gathered together on the African continent. They were no longer frequent visitors in the trees, but instead galloped on the grasslands. Like most predators, they began to pursue prey. Of course, human civilization at that time It has not yet

Russian fishermen accidentally salvaged a "chip" from 250 million years ago. Is the earth's civilization recycling?

05/15 1400

The first people to believe in some form of spontaneous generation were hundreds of years ago. In the 17th century, a number of respected figures in science, such as Francis Bacon and William Harvey, accepted this theory. However, in the 19th century, Louis Pasteur and other scie - DayDayNews

The first people to believe in some form of spontaneous generation were hundreds of years ago. In the 17th century, a number of respected figures in science, such as Francis Bacon and William Harvey, accepted this theory. However, in the 19th century, Louis Pasteur and other scie

Wonderful life - 2. Can life happen by chance (Part 1)

05/15 1420

Health trackers worn on the wrist may detect coronavirus infections days before symptoms appear. The British Guardian reports that more and more people around the world are using these devices to monitor skin temperature. , changes in heart and respiratory rates. A new study show - DayDayNews

Health trackers worn on the wrist may detect coronavirus infections days before symptoms appear. The British Guardian reports that more and more people around the world are using these devices to monitor skin temperature. , changes in heart and respiratory rates. A new study show

Can the "Scientific Power" health bracelet detect the new coronavirus? Is this reliable?

05/16 1718

During the Cold War period after World War II, mankind began a race to develop nuclear weapons, and the United States and the Soviet Union gained the power to destroy the earth. So what would happen if a nuclear bomb was detonated in the Marianas Trench? . The deepest place on Ea - DayDayNews

During the Cold War period after World War II, mankind began a race to develop nuclear weapons, and the United States and the Soviet Union gained the power to destroy the earth. So what would happen if a nuclear bomb was detonated in the Marianas Trench? . The deepest place on Ea

What would happen if a nuclear bomb was detonated at the deepest point on earth?

05/15 1828

It is estimated that many people have seen the scene of "dragon sucking water" on the Internet. In the sky covered with dark clouds, a thick water column rises from the water surface and goes straight to the dark clouds in the sky. It seems that some kind of material and substanc - DayDayNews

It is estimated that many people have seen the scene of "dragon sucking water" on the Internet. In the sky covered with dark clouds, a thick water column rises from the water surface and goes straight to the dark clouds in the sky. It seems that some kind of material and substanc

The rare spectacle of dragons sucking water has been frequently performed in my country recently! What draws water up to the sky?

05/16 1612

Do you know why mosquitoes prefer to bite you instead of others? First, the mosquitoes that bite you are usually female mosquitoes because they need to absorb nutrients to lay their eggs. Secondly, mosquitoes rely on smell and temperature to find prey, and can keenly sense the su - DayDayNews

Do you know why mosquitoes prefer to bite you instead of others? First, the mosquitoes that bite you are usually female mosquitoes because they need to absorb nutrients to lay their eggs. Secondly, mosquitoes rely on smell and temperature to find prey, and can keenly sense the su

Popular science knowledge: Do you know why mosquitoes don’t bite others but prefer to bite you?

05/16 1924

Atoms were once considered to be the basic particles of everything in the world, but later people discovered that atoms are composed of nuclei and electrons, and there is a vast space between the nuclei and electrons. How vast is it specifically? Let us take the simplest atom in - DayDayNews

Atoms were once considered to be the basic particles of everything in the world, but later people discovered that atoms are composed of nuclei and electrons, and there is a vast space between the nuclei and electrons. How vast is it specifically? Let us take the simplest atom in

What exists in the vast space between the nucleus and the electrons? Is it an absolute vacuum?

05/18 1428

I once read "Insects" when I was young, and I was full of yearning for the insect world described by Fabre. I often turned over stones or inspected leaves to look for the small insects hiding in the depths. As I get older, I gradually develop an inexplicable fear of insects in na - DayDayNews

I once read "Insects" when I was young, and I was full of yearning for the insect world described by Fabre. I often turned over stones or inspected leaves to look for the small insects hiding in the depths. As I get older, I gradually develop an inexplicable fear of insects in na

An insect pocket book that brings you closer to nature

05/18 1720

We often say that China has five thousand years, which naturally adds up to ten thousand years. Ten thousand years ago is a very interesting node, because it is the time period when humans turned from hunting life to farming. Farming represents villages, and the combination of vi - DayDayNews

We often say that China has five thousand years, which naturally adds up to ten thousand years. Ten thousand years ago is a very interesting node, because it is the time period when humans turned from hunting life to farming. Farming represents villages, and the combination of vi

Could it be said that humans more than 12,000 years ago really existed?

05/18 1065

@真知新ordinate Popular science and cold knowledge 1. Lamprey Lamprey has lived on the earth for hundreds of millions of years, and it has always maintained its appearance in ancient times, so it is also called a "living fossil." Later this creature was assigned to the superclass Ag - DayDayNews

@真知新ordinate Popular science and cold knowledge 1. Lamprey Lamprey has lived on the earth for hundreds of millions of years, and it has always maintained its appearance in ancient times, so it is also called a "living fossil." Later this creature was assigned to the superclass Ag

Seven exotic species, one relies on breeding and one is prohibitive

05/18 1704

When you see a cockroach, do you still kick it and send it to its death? As everyone knows, if you do this, not only will the number of cockroaches in your home not decrease, but they will increase in number. So, why does this happen? The more cockroaches you fight, the more cock - DayDayNews

When you see a cockroach, do you still kick it and send it to its death? As everyone knows, if you do this, not only will the number of cockroaches in your home not decrease, but they will increase in number. So, why does this happen? The more cockroaches you fight, the more cock

Don’t step on cockroaches in your home! How to control cockroaches that are still alive even though their heads are severed?

05/18 1074

The editor has recently become obsessed with ferns. Their leaves generally have a mathematical beauty like the golden ratio. There are many types, and most of them are beautiful. They can be seen in forests, riversides, and in the courtyards of ancient houses. Fern and nautilus a - DayDayNews

The editor has recently become obsessed with ferns. Their leaves generally have a mathematical beauty like the golden ratio. There are many types, and most of them are beautiful. They can be seen in forests, riversides, and in the courtyards of ancient houses. Fern and nautilus a

Fragrant garden | "Pteridophylla fern", the "living fossil" of the plant world

05/18 1059

Especially in private kindergartens, some aspects of their education have not been improved. In many aspects, everyone thinks it is not good behavior. With the development of education, we hope to gradually improve. - DayDayNews

Especially in private kindergartens, some aspects of their education have not been improved. In many aspects, everyone thinks it is not good behavior. With the development of education, we hope to gradually improve.

Kindergarten teachers assign homework, which is a disguised form of digging into the family. Fortunately, parents are more resourceful.

05/18 1815

1. "Flower Mother" Author: Barbara Cooney Reason for recommendation: "Dedicated to everyone who makes the world more beautiful" - Is it difficult to make the world more beautiful? Granny Hua said no. Granny Hua wants to do three things in her life. They may not be earth-shatterin - DayDayNews

1. "Flower Mother" Author: Barbara Cooney Reason for recommendation: "Dedicated to everyone who makes the world more beautiful" - Is it difficult to make the world more beautiful? Granny Hua said no. Granny Hua wants to do three things in her life. They may not be earth-shatterin

The book list is limited, but the reading is endless. Please arrange these books for your children during the summer vacation.

05/18 1367

With the prosperity of the country and the prosperity of people, people's lives have also undergone many changes. Many people have kept pets. There are more and more types of pets. In addition to the well-known cats, dogs, rabbits, hamsters and other animals, there are also Some - DayDayNews

With the prosperity of the country and the prosperity of people, people's lives have also undergone many changes. Many people have kept pets. There are more and more types of pets. In addition to the well-known cats, dogs, rabbits, hamsters and other animals, there are also Some

A 13-year-old Nanjing boy bought a cobra online as a pet, and his father was stunned when he got home.

05/18 1624

Follow [Ganbugui Grain-Free Cat Food], an original article on health science and pet care, please do not plagiarize. There are many stray cats on the road and in the community, and many people will feed stray cats. So if you encounter these 5 types of cats outside, take it away, - DayDayNews

Follow [Ganbugui Grain-Free Cat Food], an original article on health science and pet care, please do not plagiarize. There are many stray cats on the road and in the community, and many people will feed stray cats. So if you encounter these 5 types of cats outside, take it away,

If you meet these "five kinds of cats" on the road, take it away, it will be grateful to you

05/18 1966

As soon as the child is born in October, her identity changes and she becomes a mother. At this time, their responsibilities will become heavier and heavier, especially when it comes to feeding their children, which also require more attention. Never make mistakes in feeding your - DayDayNews

As soon as the child is born in October, her identity changes and she becomes a mother. At this time, their responsibilities will become heavier and heavier, especially when it comes to feeding their children, which also require more attention. Never make mistakes in feeding your

How do you know if your newborn has had enough to eat? Judgment based on two points, reduce or increase feeding amount as appropriate

05/18 1721

When a child comes to this matter, new parents will be caught off guard by a series of questions before they have time to enjoy the joy. What worries parents is that their children cry at night. So why do newborns often cry at night? The reasons behind it vary greatly, and so do - DayDayNews

When a child comes to this matter, new parents will be caught off guard by a series of questions before they have time to enjoy the joy. What worries parents is that their children cry at night. So why do newborns often cry at night? The reasons behind it vary greatly, and so do

Why do newborns often cry at night? The reasons behind them are different, and the babies’ reactions are also different.

05/18 1092