News tagged with cellular biologists
Scientists reveal how bacteria build homes inside healthy cells
(PhysOrg.com) -- Bacteria are able to build camouflaged homes for themselves inside healthy cells - and cause disease - by manipulating a natural cellular process.
Dec 20, 2011 |
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A major step forward towards drought tolerance in crops
When a plant encounters drought, it does its best to cope with this stress by activating a set of protein molecules called receptors. These receptors, once activated, turn on processes that help the plant ...
Dec 19, 2011 |
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Shedding light on the 'dark matter' of the genome
Most of the time, Stefano Torriani is a plant pathologist. His most recent research project revolved around the fungus Mycosphaerella graminicola where he analyzed a special class of genes that encode cell wall degrading enzyme ...
Nov 29, 2011 |
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Researchers find pulsating response to stress in bacteria
(PhysOrg.com) -- If the changing seasons are making it chilly inside your house, you might just turn the heater on. That's a reasonable response to a cold environment: switching to a toastier and more comfortable ...
Nov 03, 2011 |
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Do bacteria age? Biologists discover the answer follows simple economics
When a bacterial cell divides into two daughter cells and those two cells divide into four more daughters, then 8, then 16 and so on, the result, biologists have long assumed, is an eternally youthful population of bacteria. ...
Oct 27, 2011 |
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Researchers build largest protein interaction map to date
Researchers have built a map that shows how thousands of proteins in a fruit fly cell communicate with each other . This is the largest and most detailed protein interaction map of a multicellular organism, demonstrating ...
Oct 27, 2011 |
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A question of gene silencing
When investigating cancer cells, researchers discovered numerous peculiarities: Particular RNA molecules are present in large numbers, particular genes are overactive. Do these characteristics have a relation to cancer? Do ...
Aug 24, 2011 |
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New component of a plant steroid-activated pathway discovered
Plant biologists have been working for years to nail down the series of chemical signals that one class of plant hormones, called brassinosteroids, send from a protein on the surface of a plant cell to the cell's nucleus. ...
Aug 18, 2011 |
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Scientists take a giant step for people -- with plants!
Science usually progresses in small steps, but on rare occasions, a new combination of research expertise and cutting-edge technology produces a 'great leap forward.' An international team of scientists, whose ...
Jul 28, 2011 |
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Plant biology meets up with computational wizardry
Over time, plants have evolved to adapt to a constantly changing, often hostile, environment. Unfortunately, they are facing a new and difficult challenge ahead.
May 31, 2011 |
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Fuzzy logic predicts cell aging
The process of aging disturbs a broad range of cellular mechanisms in a complex fashion and is not well understood. Computer models using fuzzy logic might help to unravel these complexities and predict how aging progresses ...
Jun 17, 2010 |
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In Ocean's Depths, Heat-Loving 'Extremophile' Evolves a Strange Molecular Trick
(PhysOrg.com) -- Making its home near extreme temperatures of thermal vents on the ocean floor, the organism Methanopyrus kandleri harbors a molecular secret that intrigues evolutionary biologists and even ...
Apr 30, 2009 |
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Mathematical models reveal how organisms transcend the sum of their genes
(PhysOrg.com) -- Molecular and cellular biologists have made tremendous scientific advances by dissecting apart the functions of individual genes, proteins, and pathways. Researchers at the University of Wisconsin-Madison ...
Feb 06, 2009 |
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