News tagged with biological

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Scientists show that plants have measure of the shortest day

Biology / Plants & Animals

created Dec 23, 2009 | popularity 5 / 5 (2) | comments 1

(PhysOrg.com) -- It is not only people who feel the effects of short winter days - new research by the University of Edinburgh and the University of Warwick has shed light on how plants calculate their own winter solstice. ...


Making New Enzymes to Engineer Plants for Biofuel Production

Making New Enzymes to Engineer Plants for Biofuel Production

Chemistry / Biochemistry

created Dec 21, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- Brookhaven scientists have created a new enzyme with the potential to interfere with a key cell-wall component in plants, possibly leading to plants that are easier to "digest" and convert ...


Argonne scientists use bacteria to power simple machines (w/ Video)

Argonne scientists use bacteria to power simple machines (w/ Video)

Chemistry / Biochemistry

created Dec 16, 2009 | popularity 4.8 / 5 (4) | comments 0

(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Argonne National Laboratory and Northwestern University, Evanston, have discovered that common bacteria can turn microgears when suspended in ...


Bacteria offer insights into human decision making

Bacteria offer insights into human decision making

Physics / General Physics

created Dec 08, 2009 | popularity 4.6 / 5 (20) | comments 1

(PhysOrg.com) -- Scientists studying how bacteria under stress collectively weigh and initiate different survival strategies say they have gained new insights into how humans make strategic decisions that ...


Scientists crack mystery of protein's dual function

Chemistry / Biochemistry

created Dec 13, 2009 | popularity 5 / 5 (5) | comments 0

Researchers at The Scripps Research Institute have solved a 10-year-old mystery of how a single protein from an ancient family of enzymes can have two completely distinct roles in the body. In addition to providing guidance ...


Sucker-footed bats don't use suction after all

Sucker-footed bats don't use suction after all (w/ Video)

Biology / Plants & Animals

created Dec 14, 2009 | popularity 4.3 / 5 (3) | comments 0

There are approximately 1,200 species of bats worldwide. Of that total, only six are known to roost with their heads pointed upward. Investigators did not know why, because they knew next to nothing about ...


Research project yields better understanding of the defective protein that causes cystic fibrosis

Research project yields better understanding of the defective protein that causes cystic fibrosis

Chemistry / Biochemistry

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

A team of researchers studying the protein that, when defective or absent, causes cystic fibrosis (CF) has made an important discovery about how that protein is normally controlled and under what circumstances ...


Study shows how gene action may lead to diabetes prevention, cure

Chemistry / Biochemistry

created Dec 11, 2009 | popularity 4.3 / 5 (7) | comments 2

A gene commonly studied by cancer researchers has been linked to the metabolic inflammation that leads to diabetes.


Large-scale sequencing: The future of genomic sciences?

Biology / Cell & Microbiology

created Dec 17, 2009 | popularity not rated yet | comments 0

Scientists can gain insights into new ways to use microorganisms in medicine and manufacturing through a coordinated large-scale effort to sequence the genomes of not just individual microorganisms but entire ecosystems, ...


Sparkly Spiders and Photonic Fish

Sparkly Spiders and Photonic Fish

Physics / Optics & Photonics

created Dec 09, 2009 | popularity 4.5 / 5 (2) | comments 0

(PhysOrg.com) -- Scientists in Israel and the UK have uncovered the details of how certain fish and spiders create their iridescent scales and silvery skins.


Prussian blue linked to the origin of life

Prussian blue linked to the origin of life

Chemistry / Biochemistry

created Dec 14, 2009 | popularity 4.7 / 5 (6) | comments 0

A team of researchers from the Astrobiology Centre (INTA-CSIC) has shown that hydrogen cyanide, urea and other substances considered essential to the formation of the most basic biological molecules can be ...


Loves Me, Loves Me Not: Researchers Discover New Method for Measuring Hydrophobicity at the Nanoscale

Loves Me, Loves Me Not: Researchers Discover New Method for Measuring Hydrophobicity at the Nanoscale

Nanotechnology / Nanophysics

created Dec 03, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- Researchers at Rensselaer Polytechnic Institute have discovered a new, more precise method for measuring how much — or how little - nanoscale interfaces love water.


Grooving Down the Helix

Grooving down the helix: Researchers show how proteins slide along DNA to carry out vital biological processes

Biology / Biotechnology

created Dec 03, 2009 | popularity 4 / 5 (3) | comments 0

(PhysOrg.com) -- A team of scientists has made a major step in understanding how molecules locate the genetic information in DNA that is necessary to carry out important biological processes.


ERK's got rhythm: Protein that controls cell growth found to cycle in and out of cell nucleus (w/ Video)

Biology / Cell & Microbiology

created Dec 01, 2009 | popularity not rated yet | comments 0

Time-lapsed video of individual breast tissue cells reveals a never-before-seen event in the life of a cell: a protein that cycles between two major compartments in the cell. The results give researchers a more complete view ...


New molecule identified in DNA damage response

New molecule identified in DNA damage response

Biology / Cell & Microbiology

created Dec 08, 2009 | popularity 5 / 5 (2) | comments 0

(PhysOrg.com) -- Evolution places the highest premium on reproduction, natural selection’s only standard for biological success. In the case of replicating cells, life spares no expense to ensure that the ...