Category archives: Biology

How does a fly smell? Asymmetrically!

How does a fly smell? Asymmetrically!

BiologyNeurobiology

By Adela Torres

Smell has often been the neglected sense, despite—or, hopefully, until—the increasing number of interesting discoveries being made about and around it. Trivially, smells are interpreted as a series of neurochemical reactions mediated by receptors; this is no novelty, and at the single-molecule and single-neuron level the mechanism (how a molecule triggers a specific receptor which […]

The flick of a switch controls the fate of human parasites

The flick of a switch controls the fate of human parasites

BiologyBiomedicineGeneticsMolecular biology

By Carlos Romá-Mateo

The advances in molecular biology and the so called post-genomic era, have improved significantly the fight against many human diseases, in some cases almost leading to their eradication. However, there are still regions of our planet were people suffer from infections and other causes of mortality which are easily avoided in the most developed countries […]

A mediator for horizontal gene transfer between eukaryotes and prokaryotes

A mediator for horizontal gene transfer between eukaryotes and prokaryotes

BiologyGeneticsMicrobiology

By Enrique Royuela

In biology few issues are as basic as the division and classification of living things. Despite the differences shown by taxa that occupy each of the categories, all living things have a common ancestor and characteristics that unite them. Since Linnaeus (in 1735) to the newest division created by Cavalier-Smith (in the late twentieth century) […]