Science

The chosen one of our heart, the other half of ourselves

Ihe month of February has become the month of love… Valentine’s Day obliges! Neuroscientists are not left out and have described a veritable chemical storm involving oxytocin, vasopressin, cortisol, serotonin, dopamine and testosterone when we are in love. At the same time, this particular state activates a vast network including the caudate nucleus, the putamen, …

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Faced with multi-resistant infections, the return of phages, these bacteria-killing viruses

In the Cellular and Molecular Technology Laboratory (LabMCT) of the Reine-Astrid military hospital in Brussels, associate Maia Merabishvili presents a series of test tubes containing a yellowish liquid solution to one of Europe’s largest burn services. “Here, the bacterium was placed in the presence of the undiluted phage preparation”describes the Georgian biologist trained at the …

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the trail of the transplant

Combining one of the most advanced DNA modification techniques with one of the oldest plant manipulation methods, grafting: that’s the idea presented on January 2 in the journal Nature Biotechnology by a team from the Max Planck Institute for Molecular Plant Physiology in Potsdam (Germany). Friedrich Kragler and his colleagues describe how they used Crispr-Cas9, …

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The fabulous embryonic process that places the heart on the left brought to light

Where does the left-right asymmetry of animals’ bodies come from? If embryology cannot answer the question of why, it illuminates the how. We have the heart on the left? It is, on the scale of evolutionary times, the fruit of chance and necessity, as Jacques Monod (1910-1976), Nobel Prize in medicine, so aptly recounted. But …

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The vestibule, organ of balance of our inner ear, an engineering jewel shaped by nature

Our organ of balance, the vestibule, is a high-precision machine. It is nestled in the posterior part of the inner ear, itself hollowed out in the temporal bone of the skull – it also houses, in its anterior part, the organ of hearing, the cochlea. Let’s dive into the cavities of this organ, all bathed …

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