The brain has a natural protective mechanism against Alzheimer’s disease, and researchers at Baylor College of Medicine, Texas Children’s Hospital and collaborating institutions have discovered that gene variants associated with risk of developing the disease disturb the protective mechanism in ways that can lead to neurodegeneration. The researchers also showedContinuar Leyendo
The NASA/ESA/CSA James Webb Space Telescope team has fully deployed the spacecraft’s sunshield in space, a key milestone in preparing it for science operations. The sunshield – about the size of a tennis court at full size – was folded to fit inside the Ariane 5 rocket’s nose cone priorContinuar Leyendo
El exitoso despliegue era una de las fases más importantes dentro de la misión del telescopio espacial de la NASA. Washington, 05 de Enero de 2022.- Se ha dado un paso decisivo en preparación para la puesta en servicio del telescopio espacial James Webb: según la agencia espacial estadounidense NASA,Continuar Leyendo
Aggressive and relatively common lymphomas called diffuse large B cell lymphomas (DLBCLs) have a critical metabolic vulnerability that can be exploited to trick these cancers into starving themselves, according to a study from researchers at Weill Cornell Medicine and Cornell’s Ithaca campus. New York, Jan 04, 2022.- The researchers, whoseContinuar Leyendo
Snakes, some lizards and even a few mammals can have a venomous bite. Although these lineages split more than 300 million years ago, their venoms have evolved from the same ancestral salivary protein, reported scientists today in BMC Biology. Okinawa, 01 Jan, 2021.- Researchers from the Okinawa Institute of ScienceContinuar Leyendo
Sediments in which archaeological finds are embedded have long been regarded by most archaeologists as unimportant by-products of excavations. However, in recent years it has been shown that sediments can contain ancient biomolecules, including DNA. «The retrieval of ancient human and faunal DNA from sediments offers exciting new opportunities toContinuar Leyendo
The COVID-19 pandemic highlighted the devastating impact of acute lung inflammation (ALI), which is part of the acute respiratory distress syndrome (ARDS) that is the dominant cause of death in COVID-19. A potential new route to the diagnosis and treatment of ARDS comes from studying how neutrophils — the whiteContinuar Leyendo
A team of researchers at the University of Adelaide has found a link between the way that cells produce energy for brain function and the mutated genes found in Alzheimer’s disease. Adelaide, December 28, 2021.- The discovery published in Disease Models and Mechanisms has prompted further examination of the linkContinuar Leyendo
NASA’s James Webb Space Telescope launched at 7:20 a.m. EST Saturday on an Ariane 5 rocket from Europe’s Spaceport in French Guiana, South America. Washington, Dec 26, 2021.- A joint effort with ESA (European Space Agency) and the Canadian Space Agency, the Webb observatory is NASA’s revolutionary flagship mission toContinuar Leyendo
Patients hospitalized with COVID-19 who had a combination of high blood pressure, obesity, diabetes, or other conditions associated with metabolic syndrome were at much higher risk of acute respiratory distress syndrome (ARDS) and death, according to an international study published in the medical journal JAMA Network Open. New Orleans, DecContinuar Leyendo
