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Denise Kühnert and other researchers from the Max Planck Institute in Germany extracted hepatitis B virus sequences from 137 early human samples located in western Eurasia and the Americas from about 400 to 10,500 years ago and analyzed their evolution.
Science | The evolution of hepatitis B virus over the past ten thousand years
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Virology is primarily concerned with viruses that are pathogenic to humans or other species of which we are most concerned. During the novel coronavirus pneumonia epidemic, scientists have conducted a lot of research on SARS-CoV-2, the pathogen that causes infection.
Research on new viruses and new hosts will vigorously promote the development of virology
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Many people think that their current location is "family room", "toilet", "neighborhood convenience store", "park bench", etc., but this is only understandable information in ordinary people's lives. In fact, humans are on the earth, and the earth rotates on its axis and revolves
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On a clear night, when we look up at the stars, we find that the night is inlaid with countless stars. We can't help but be attracted by the twinkling stars in the sky. The dense starlight is so beautiful. Most of the shining stars we see are stars in the Milky Way, as well as so
In 1994, a comet collided violently with Jupiter, with a force equivalent to the simultaneous explosion of 2 billion atomic bombs.
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Researchers such as Jiang Hao from the University of Virginia School of Medicine discovered that a tumor suppressor gene that is frequently mutated in a variety of tumors can function through liquid-liquid phase separation (1). The protein encoded by this gene is UTX.
Nature | Tumor suppressor genes can function through liquid-liquid phase separation
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On July 5, the first event of the 2022 "Millions of Talents Revitalizing Chongqing" Doctoral Chongqing Week - Entering Dadukou Special Session was successfully held. The event invited 21 doctors to come to Chongqing for on-the-spot visits and experiential talent introduction, all
The first event of the "Millions of Talents Revitalizing Chongqing" Doctoral Visiting Week in Chongqing kicks off, with 16 doctors "settling" in Chongqing
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For our country’s scientific and technological innovation in the past seventy years, we should be most grateful to the United States. Although “crossing the river by touching the American emperor” is a joke, it also summarizes the general idea of our scientific and technologi
When will there be another breakthrough in basic science? Where is our technological innovation going?
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The German Federal Ministry of Science and Technology wants to accelerate materials research and make it sustainable and relevant to industry. However, the success of technology leaps or market launches in government-funded projects depends largely on the choice of partners. A ne
Germany's Federal Ministry of Science and Technology promotes materials development
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Manufacturing simulation of an unconventionally reinforced aircraft fuselage during automated fiber placement (Source: IFW) The results of biomimetic observations, topology optimization or feasibility in manufacturing do not always end up with the same geometry - in fact, Very fe
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Researchers such as Roger Geiger from the University of Ticino in Switzerland creatively modified a strain of Escherichia coli to adjust the tumor microenvironment and enhance the effect of immunotherapy.
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Volcanoes are a common landform feature that give us the impression of danger, high temperature, and poison. Once we encounter a volcanic eruption at close range, our lives are likely to be in danger. This is relative to public perception, and is more based on the fact that the p
Do you think that you will definitely die if you fall into the volcanic lava? In fact, you are not.
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In the ocean of knowledge, your wisdom is just a grain of sand or a drop of water. All we have is a hungry heart, and we must constantly comfort it with knowledge.
Always stay hungry, keep learning, keep growing
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"The world's first glacier microbial database launched" led by China has published its research results in the journal "Nature Biotechnology". In this study, the Pan-Third Pole Environmental Center of Lanzhou University collaborated with the Institute of Tibetan Plateau Research
Should humans be wary? Tibetan glaciers or nearly 1,000 unknown microorganisms are exposed, and the Tibetan Plateau has changed
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Some time ago, the world's first and currently only approved subcutaneous PD-L1 antibody drug was launched. As soon as the news came out, it sparked heated discussions among cancer patients. Many patients left messages asking what "subcutaneous PD-L1 antibody drug" is. Woolen clo
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You may not know that some creatures in history were once considered mythical monsters, such as the Kraken spread among Nordic sailors, which was actually a real-life giant squid. The prototype of the creature Kaido in Japanese folklore is actually The Japanese giant salamander,
What were once thought to be mythical monsters are actually 8 real creatures
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If all deserts were turned into green spaces, it could have catastrophic consequences for Earth's entire ecosystem. For example, according to research conducted by NASA, dust from the Sahara Desert is carried by wind across the Atlantic Ocean to the Amazon rainforest, where it de
What if Earth’s deserts could be transformed into grasslands?
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Site Latest News
As Asia's first Grand Slam women's singles champion and the highest-ranked women's singles player in Asian history, Li Na single-handedly ended the century-old European and American monopoly on tennis. It can be said that she is a well-deserved light of the Chinese people. Light
She is a traitor in Chinese sports, ruining the future of her teammates and causing the national team to lose. What is the outcome now?
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When taking public transportation in the UK, you need to be very cautious and be sure to keep an eye on the rolling news on major railways and buses. Because...in Britain, workers go on strike if they disagree. . . Therefore, in the UK, as long as you have to take transportation
The British people are facing the strongest railway strike in 20 years and can only stay at home collectively
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↑The Diamond Crown of Great Britain, the "rice" flag planted all over the world during the Empire, the Big Ben that has stood on the bank of the Thames for 157 years, the Diamond Crown of Great Britain on the head of Elizabeth II, and the British Royal Guards, these are the most
British | Manner Maketh Man British stubbornness
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The exam day is getting closer and closer. If you are preparing for the exam, you may have been able to cope with it calmly or you may feel a little nervous or anxious... Take a moment to relax and decompress and visit the place where ancient scholars preached, taught, and solved
@九定 Candidate, the Academy Lion is cheering for you~
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I have been secretly losing weight recently, and I have been a "Liu Genghong girl" for more than a month. I have to say, it feels like the fat around my waist is falling off... it's really not bad, hahaha. The reason why Seventeen wanted to lose weight was not because he bought a
"Bundle clothing" is popular, and fashionistas are crazy about picking it up?
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United Nations "Peace Medal". The picture comes from the People's Liberation Army Daily Qinchu Net - Shiyan Toutiao News, Pictures/Reporter Zhou Lun reported: On July 1, 2022 local time, all 410 officers and soldiers of China's 20th peacekeeping force in Lebanon were transferred
This Shiyan native was awarded the "Peace Medal" by the United Nations. Come and see if you recognize him?
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