From blank round to a potently active substance?

A long-forgotten candidate for antiviral therapy is undergoing a renaissance: Since the 1970s, the small molecule CMA has been considered a potent agent against viral infections, yet it was never approved for clinical use. ...

Fitness for toad sperm: The secret is to mate frequently

An increasing number of men suffer from fertility problems, especially in western society. The general belief is that many problems may be related to stress but it is possible that some of them may arise because men simply ...

Virus exploitscellular waste disposal system

ETH Zurich researchers demonstrate how vaccinia virus manipulates the cellular waste-disposal system and thereby cleverly tricks the cell into assisting the intruders replication. Now, the virologists have turned the tables, ...

New insights into how vascular networks form in fish brains

How the intricate network of blood vessels forms within the brain has long fascinated biologists. Though the human brain comprises only 2 percent of body weight it receives up to 15 percent of the cardiac output through this ...

DNA tug of war

A mathematical model created by Aalto University (Finland) researcher Timo Ikonen explains for the first time how the DNA chains in our genome are translocated through nanopores that are only a couple of nanometres thick.

Salmonella infection, but not as we know it

Researchers at Cambridge University have shed new light on a common food poisoning bug. Using real-time video microscopy, coupled with mathematical modelling, they have changed our assumptions about Salmonella and how it ...

SpaceX’s Dragon, now with seating for seven

So much for the idea that space capsules are cramped and can only carry a limited crew. SpaceX revealed a prototype for their new crew cabin design, as they conducted a joint daylong review with NASA of the Dragon crew vehicle ...

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