Las células madre tienen varias opciones a la hora de replicarse: pueden dividirse dando lugar a células idénticas o pueden hacerlo de manera asimétrica para dar lugar a células con diferentes propiedades.Una investigación del Consejo Superior de Investigaciones Científicas (CSIC), en España,......

The network of arteries supplying blood flow to the brain is more likely to be incomplete in people who suffer migraine, a new study reports. Variations in arterial anatomy lead to asymmetries in cerebral blood flow that might contribute to the process triggering migraines. Fuente :...

Scientists have identified genes that are potential targets for therapeutic drugs against aggressive breast cancer. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/O...

Researchers have generated functional hepatocytes from human stem cells, transplanted them into mice with acute liver injury, and shown the ability of these stem-cell derived human liver cells to function normally and increase survival of the treated animals. Fuente :...

Aiming to quell heated national debate about gun control with factual answers, two mathematicians have designed parameters to measure how to best prevent both one-on-one killings and mass shootings in the United States. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/b...

Young children who use gestures outperform their peers in problem-solving tasks, says a new study. Children aged between two and five were asked to sort cards printed with colored shapes first by color, then by shape. Making this switch can be tricky but the study found that kids who gesture are...

The results of a new study by neurological researchers show that a sudden decrease of testosterone, the male sex hormone, may cause Parkinson’s like symptoms in male mice. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/v...

The digestive tract is home to a vast colony of bacteria, as well as the myriad viruses that prey upon them. Because the bacteria species vary from person to person, so does this viral population, the virome. By closely analyzing the virome of one individual over two-and-a-half years, researchers...

Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...

Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...

Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...

Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...

Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...

A striking cosmic whirl is the center of galaxy NGC 524, as seen with the NASA/ESA Hubble Space Telescope. This galaxy is located in the constellation of Pisces, some 90 million light-years from Earth. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/9...

Communication channels such as Facebook may be leading consumers to discuss more interesting products, according to a new study. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/F...

Why women tend to accumulate fat in the stereotypical “pear” shape, with more fat in the buttocks and thighs (a shape that’s thought to be healthier than men’s stereotypical “apple” shape, with more fat around the belly), is still unclear. A new study gathers clues to help understand the role of...

Increased use of digital communication is causing consumers to lose their inhibitions and "overshare" online, according to a new study. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/K...

Consumers are more likely to search for alternatives when they are given only one option, according to a new study. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/d...

Companies that empower consumers by involving them in important processes such as product development shouldn't also try to influence them through social media, according to a new study. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/G...

Consumers set high prices when selling their possessions because they feel threatened, according to a new study. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/0...

Brands do not necessarily need to present a clear, well-defined image in order to appeal to consumers, according to a new study. Consider the case of the Titanic. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/D...

Despite being much-maligned, materialism is not always bad for consumers. Loneliness may cause materialism, but the opposite is not necessarily true, according to a new study. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/d...

Researchers have developed giant surfactants, or surface coatings, which could lead to lighter laptops, slimmer televisions and crisper smartphone displays. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/i...

Un equipo de la Universidad de Sevilla (US) ha patentado el uso de la L-carnitina para el tratamiento de estrías y cicatrices. Según los investigadores, es la primera vez que se establecen las bases científicas para desarrollar un producto cosmético que reconstruya la rotura de la trama proteica de...

Más de medio millón de datos y doscientos mapas en los que se recoge la evolución durante 20 años de las tasas de mortalidad de hombres y mujeres en España, entre 1984 y 2004. Fuente : http://www.agenciasinc.es/Noticias/El-atlas-de-mor...

Investigadores de las universidades de Salamanca y Colorado (EE UU) plantean que se puede controlar la radiación láser con una precisión por debajo de la trillonésima de segundo. Su estudio teórico, que publica la revista Physical Review Letters, abre el camino a la observación y manipulación de...

El Instituto de Investigación en Ciencias de la Salud Germans Trias i Pujol (IGTP) y la Universitat Autònoma de Barcelona (UAB) han descubierto el primer biomarcador genético que permite detectar la demencia con cuerpos de Lewy, una enfermedad que se puede confundir con la de alzhéimer. El marcador...

El popular personaje del cine de animación Tadeo Jones se ha embarcado en una nueva aventura, esta vez, la de la divulgación científica. Mañana se estrena la serie Descubre con Tadeo, creada por Mediaset España, Lightbox Entertainment y El Señor Studio, con el asesoramiento de la Fundación Española...

Un equipo de la Universidad del País Vasco ha analizado en los hayedos de Navarra la influencia que ejerce la gestión de estos en las poblaciones de hongos que descomponen la madera. El estudio confirma que la retirada de restos de madera muerta perjudica a las poblaciones de hongos lignícolas o...