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Ecology Jul 23, 2024

Mathematical models used to calculate speed of disease spread in early ocean travel

Two scientists at the University of California, Los Angeles, have developed a way to calculate the approximate speed of disease spread between distant places via ocean travel hundreds of years ago.

Molecular & Computational biology Jul 23, 2024

New rapid method for determining virus infectivity

A new method that can rapidly determine whether a virus is infectious or non-infectious could revolutionize the response to future pandemics.

Biochemistry Jul 22, 2024

Discovery of daphnane diterpenoids in Daphne pedunculata could lead to new HIV drugs

A research group led by Professor Wei Li of the Department of Pharmacognosy, Faculty of Pharmaceutical Sciences, Toho University, in collaboration with Shenyang Pharmaceutical University in China and Duke University Medical ...

Molecular & Computational biology Jul 22, 2024

Scientists uncover fundamental rules for how dengue virus infects its mosquito and human hosts

Mosquito-borne viral infections once confined to tropical regions are spreading. Dengue virus infects up to 400 million people worldwide each year according to World Health Organization estimates, and no available treatments ...

Social Sciences Jul 20, 2024

How conspiracy theories polarize society and provoke violence

In today's technologically interconnected world, the ability to concoct and spread conspiracy theories has become easier than ever before. This became evident after the recent assassination attempt on former U.S. president ...

Cell & Microbiology Jul 18, 2024

New model explains precise timing of viral cell bursting

New research from Rice University scientists is shedding light on how viruses ensure their survival by precisely timing the release of new viruses. The discovery offers a new theoretical framework for understanding these ...

Molecular & Computational biology Jul 17, 2024

Study shows ancient viruses fuel modern-day cancers

Peek inside the human genome and, among the 20,000 or so genes that serve as building blocks of life, you'll also find flecks of DNA left behind by viruses that infected primate ancestors tens of millions of years ago.

Environment Jul 17, 2024

For a century, it's been illegal to swim in the Seine. Will Paris's clean-up make the river safe for Olympic swimmers?

Five eagerly anticipated events in the Paris Olympics will be the mens and womens 10 kilometer marathon swimming races, as well as the 1,500 meter swimming section of three triathlon events. Why? Because all will be held ...

Cell & Microbiology Jul 17, 2024

Influenza viruses can use a second entry pathway to infect cells, study shows

Most influenza viruses enter human or animal cells through specific pathways on the cells' surface. Researchers at the University of Zurich have now discovered that certain human flu viruses and avian flu viruses can also ...

Cell & Microbiology Jul 17, 2024

Catch a virus by its tail—researchers find bacterial immune system alters tails of phages

Phages, viruses that attack bacteria, have a head and a tail. The head contains the phage's genetic material and the tail is used to identify a potential host, that is, a bacterial cell into which it can inject this material. ...

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