[ad_1] Living cells depend absolutely on tubulin, a protein that forms hollow tube-like polymers, called microtubules, which form scaffolding for moving materials inside the cell. Tubulin-based microtubule scaffolding allows cells to move, …
Read More »Les réponses des poissons de récifs coralliens à l’évasion obéissent à de simples règles comportementales – ScienceDaily
[ad_1] La réaction d'évasion pour échapper aux menaces perçues est un comportement fondamental observé dans tout le règne animal, et des études en laboratoire ont identifié des circuits neuronaux spécialisés contrôlant ce …
Read More »Séquençage de l'ADN du pollen pour découvrir les voies de migration des insectes – ScienceDaily
[ad_1] Le métabarcodage, une technique de séquençage en mbade de l'ADN, permet de suivre les voies de migration des insectes, sujet peu étudié en raison de contraintes techniques. Un petit fragment d'ADN …
Read More »La voie des protons – ScienceDaily
[ad_1] La question de savoir comment certaines enzymes algales permettaient d'atteindre le taux de transfert de proton élevé pour la production d'hydrogène avait déjà fait l'objet de spéculations. Les docteurs Martin Winkler, …
Read More »The new face of the South American people – ScienceDaily
[ad_1] The history of the settlement of the Americas has just been reinterpreted. The largest and most comprehensive study ever conducted on the basis of fossil DNA extracted from ancient human remains …
Read More »Waking sleeping plants with plasmas – ScienceDaily
[ad_1] Commercial crops like grapes, peaches, berries and flower bulbs all go dormant in the winter, they are growing in size, flowering and fruiting again in the warmer months. A critical concern …
Read More »Light Explosive Forces Cause Cerebral Pathology and Deficits Despite No Macroscopic Damage – ScienceDaily
[ad_1] Nearly 300,000 US military personnel deployed to Iraq and Afghanistan since 2001 have suffered traumatic brain injury from explosions. The vast majority of these brain injuries induced by explosions, or vascular …
Read More »Scientists’ newfound ability to create these components could lead to constructing entirely novel, useful materials unlike any found in nature — ScienceDaily
[ad_1] For the first time, scientists have created, from scratch, self-badembling protein filaments. These were constructed from identical protein subunits that snap together spontaneously to form long, helical, thread-like structures. In the …
Read More »Sandwich structure of nanocrystals as a source of quantum light – ScienceDaily
[ad_1] Excited photoemitters can cooperate and simultaneously emit a phenomenon called superfluorescence. Researchers from Empa and ETH Zurich, as well as colleagues from IBM Research Zurich, have recently been able to create …
Read More »Florida monarch butterfly populations have dropped 80 percent since 2005 – ScienceDaily
[ad_1] A 37-year survey of monarch butterfly populations in north-central Florida shows that caterpillars and butterflies have been declining since 1985 and have declined by 80% since 2005. Jaret Daniels, co-author of …
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