Related topics: molecules

Aphrodisiac perfumes likely fake: study

Many animal species are known to give off chemical signals to attract sexual partners, but scientists still debate whether pheromones used in aphrodisiac perfumes actually play any role in human mating.

Initiating DNA repair

To find out what activates SIRT6, the researchers alternately applied chemical inhibitors to human skin cells to determine which proteins were essential in getting the gene to repair the broken DNA strands. They discovered ...

Ant antennae provide vital ID information, study finds

University of Melbourne scientists have shone a new light into the complexities of ant communication, with the discovery that ants not only pick up information through their antennae, but also use them to convey social signals.

Rapidly building arteries that produce biochemical signals

Duke engineers have developed a technique to make artificial arteries that naturally produce biochemical signals vital to their functions. The technique is also ten times faster than current methods for tissue engineering ...

Vibrations tell bees where mates are from

In choosing among potential suitors, red mason bee females pay attention to the specific way in which males of the species vibrate their bodies. Now, researchers reporting in the Cell Press journal Current Biology on October ...

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