News tagged with nucleus

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Sky merger yields sparkling dividends

Sky merger yields sparkling dividends

Space & Earth / Astronomy

created Oct 13, 2009 | popularity 4.7 / 5 (3) | comments 1

(PhysOrg.com) -- Not surprisingly, interacting galaxies have a dramatic effect on each other. Studies have revealed that as galaxies approach one another massive amounts of gas are pulled from each galaxy ...


Michigan hospital launches gene therapy study for Parkinson's disease

Medicine & Health / Research

created Oct 06, 2009 | popularity 5 / 5 (3) | comments 0

A Michigan hospital is embarking on a research study for advanced Parkinson's disease using a state-of-the-art treatment called gene transfer.


Telltale moss: Mother Nature gives clues for improving stem cell techniques

Biology / Biotechnology

created Sep 29, 2009 | popularity 5 / 5 (3) | comments 0

Hikers know that moss on a tree trunk always points north. According to new research by Israeli and German scientists, this ancient plant may also provide a new "compass" for stem cell research, telling scientists how better ...


'Promiscuous' protein interactions found in the nuclear pore complex

Biology / Cell & Microbiology

created Sep 29, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- The NPC is the only way in or out of a cell's nucleus. It plays a key role in cellular metabolism and signaling, and any malfunction in these pores can have lethal consequences. Now new research reveals further ...


New route to leukemia uncovered

New route to leukemia uncovered

Medicine & Health / Cancer

created Sep 28, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- Scientists have discovered a completely new route by which leukaemia develops, according to research published in Nature this weekend.


New INL project will improve nuclear reactor simulations

Physics / General Physics

created Sep 25, 2009 | popularity 5 / 5 (1) | comments 0

A new project at Idaho National Laboratory and Brookhaven National Laboratory will improve the way scientists model the inner workings of nuclear reactors.


Secrets in a seed: Clues into the evolution of the first flowers

Biology / Plants & Animals

created Sep 14, 2009 | popularity not rated yet | comments 0

Approximately 120-130 million years ago, one of the most significant events in the history of the Earth occurred: the first flowering plants, or angiosperms, arose. In the late 1800s, Darwin referred to their development ...


A Theory of Dark Matter

A Theory of Dark Matter

Physics / General Physics

created Sep 08, 2009 | popularity 3.6 / 5 (41) | comments 58

Among the most astounding, unexpected, and important achievements of the past century (or even more) have been the discoveries of dark matter and dark energy, collectively dubbed the "dark sector."


Lipid involved with gene regulation uncovered

Medicine & Health / Cancer

created Sep 04, 2009 | popularity 5 / 5 (4) | comments 0

Virginia Commonwealth University School of Medicine researchers have discovered a new role for the bioactive lipid messenger, sphingosine-1-phosphate, or S1P, that is abundant in our blood - a finding that could lead to a ...


NGC 4945: The Milky Way's not-so-distant Cousin

NGC 4945: The Milky Way's not-so-distant Cousin

Space & Earth / Astronomy

created Sep 02, 2009 | popularity 4.7 / 5 (3) | comments 2

(PhysOrg.com) -- ESO has released a striking new image of a nearby galaxy that many astronomers think closely resembles our own Milky Way. Though the galaxy is seen edge-on, observations of NGC 4945 suggest ...


Finding the ZIP-code for gene therapy: Scientists imitate viruses to deliver therapeutic genes

Biology / Biotechnology

created Aug 31, 2009 | popularity 5 / 5 (2) | comments 0

A research report featured on the cover of the September 2009 print issue of The FASEB Journal describes how Australian scientists developed a new gene therapy vector that uses the same machinery that viruses use to transp ...


Turning back the clock: Fasting prolongs reproductive life span

Biology / Cell & Microbiology

created Aug 27, 2009 | popularity 4.8 / 5 (5) | comments 0

Scientific dogma has long asserted that females are born with their entire lifetime's supply of eggs, and once they're gone, they're gone. New findings by researchers at Fred Hutchinson Cancer Research Center, published online ...


Evolutionarily preserved mechanism governs use of genes

Medicine & Health / Genetics

created Aug 18, 2009 | popularity not rated yet | comments 0

Researchers at Uppsala University have found that the protein coding parts of a gene are packed in special nucleosomes. The same type of packaging is found in the roundworm C elegans, which is a primeval relative of humans ...


Imaging the inner workings of single molecules

Imaging the inner workings of single molecules

Nanotechnology / Nanophysics

created Aug 17, 2009 | popularity 5 / 5 (1) | comments 0

With $20 million over five years from the National Science Foundation, UC Irvine scientists hope to become the first ever to make real-time videos of single molecules in action - a feat that has proved elusive ...


Physicists make crystal/liquid interface visible for first time

Physicists make crystal/liquid interface visible for first time

Physics / Condensed Matter

created Aug 11, 2009 | popularity 4.2 / 5 (11) | comments 13

"Imagine you're a water molecule in a glass of ice water, and you're floating right on the boundary of the ice and the water," proposes Emory University physicist Eric Weeks. "So how do you know if you're ...