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3954 matches found for "organism"

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When calves grow too large in the womb

For a long time an increased growth of calves in the womb and associated consequences generated severe problems for breeders and scientists. Furthermore, many studies had proven that prenatal ...

Agricultural and Forestry Science | nachricht Read more
Scientists Unravel Evolution of Highly Toxic Box Jellyfish

With thousands of stinging cells that can emit deadly venom from tentacles that can reach ten feet in length, the 50 or so species of box jellyfish have long been of interest to scientists and to the ...

Life Sciences | nachricht Read more
Petascale Tools Could Provide Deeper Insight into Genomic Evolution

Research recently funded by the American Recovery and Reinvestment Act of 2009 aims to develop computational tools that will utilize next-generation petascale computers to understand genomic evolution...

Life Sciences | nachricht Read more
How Cells Tolerate DNA Damage – MDC Researchers Identify Start Signal for Cell Survival Program

Dr. Michael Stilmann, Dr. Michael Hinz and Professor Claus Scheidereit have shown that the protein PARP-1, which detects DNA damage within seconds, activates the transcription factor NF-kappaB, a well...

Life Sciences | nachricht Read more
Warmer Means Windier on World’s Biggest Lake

Since 1985, surface water temperatures measured by lake buoys have climbed 1.2 degrees per decade, about 15 percent faster than the air above the lake and twice as fast as warming over nearby land....

Earth Sciences | nachricht Read more
Ancient High-Altitude Trees Grow Faster as Temperatures Rise

Pines close to treeline have wider annual growth rings for the period from1951 to 2000 than for the previous 3,700 years, reports a University of Arizona-led research team. Regional temperatures h...

Agricultural and Forestry Science | nachricht Read more
Chromosomes dance and pair up on the nuclear membrane

Meiosis – the pairing and recombination of chromosomes, followed by segregation of half to each egg or sperm cell – is a major crossroads in all organisms reproducing sexually. Yet, how the cell preci...

Life Sciences | nachricht Read more
Learning more about physiological endoplasmic reticulum stress using the ERAI system

Takao IwawakiInitiative Research ScientistIwawaki Initiative Research UnitRIKEN Advanced Science InstituteThe endoplasmic reticulum is a cell organelle that acts as a processing fa...

Life Sciences | nachricht Read more
Slowing evolution to stop drug resistance

In a new project, researchers at the University of Gothenburg are attempting to find substances that can slow the pace of evolution, in order to ensure that the drugs of today remain effective into t...

Life Sciences | nachricht Read more
Penn Study Provides First Clear Idea of How Rare Bone Disease Progresses

An international team of scientists, led by researchers at the University of Pennsylvania School of Medicine, is taking the first step in developing a treatment for a rare genetic disorder called fibr...

Studies and Analyses | nachricht Read more
Early life on Earth may have developed more quickly than thought

Mike Tice, a researcher in the Department of Geology and Geophysics at Texas A&M, says the findings could change current ideas about the earliest forms of life on Earth. The team includes scientists f...

Earth Sciences | nachricht Read more
In the war between the sexes, the one with the closest fungal relationship wins

The war between the sexes has been fought on many fronts throughout time—from humans to birds to insects, the animal kingdom is replete with species involved in their own skirmishes. A recent ...

Life Sciences | nachricht Read more
Amphibians as environmental omen disputed

After a review of over 28,000 toxicological tests, researchers from the University of South Dakota, Yale University and Washington State University are challenging the prevailing view that amphibians,...

Ecology, The Environment and Conservation | nachricht Read more
Vibrations key to efficiency of green fluorescent protein

University of California, Berkeley, chemists have discovered the secret to the success of a jellyfish protein whose green glow has made it the darling of biologists and the subject of the 2008 Nobel P...

Life Sciences | nachricht Read more
Earth's early ocean cooled more than a billion years earlier than thought

Their findings suggest that the early ocean was much more temperate and that, as a result, life likely diversified and spread across the globe much sooner in Earth's history than has been general...

Earth Sciences | nachricht Read more
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