In most living organisms, growth and development are controlled by selective modification of the lifespans of particular proteins. This mechanism is especially prevalent in plants, allowing rapid moderation of gene expression. ...
Cell & Microbiology
Mar 15, 2013
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Normal development and function in multicellular organisms relies on tight control of cell growth, yet surprisingly little is known about how such control is achieved. Although some promoters of growth have been identified, ...
Biotechnology
Mar 15, 2013
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Henry David Thoreau obsessively recorded the flowering time of plants around Concord, Mass., in the 1850s, while Japanese naturalists took keen note of the flowering time of cherry blossom trees for centuries before that. ...
Plants & Animals
Feb 12, 2013
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Two articles published in F1000Research support controversial claims that could redefine what we know about Mendelian inheritance in single Arabidopsis thaliana plants.
Biotechnology
Feb 4, 2013
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(Phys.org)—A study out of Harvard and Purdue universities is starting to unravel the genetic mechanisms that allow some plants to duplicate their entire genomes and continue to reproduce.
Biotechnology
Jan 9, 2013
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(Phys.org)—Gravity: It's the law in these parts. But to reach the stars, humans may have to learn to live outside the law.
Space Exploration
Dec 18, 2012
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(Phys.org)—Scientists have discovered 100 million-year-old regions in the DNA of several plant species which could hold secrets about how specific genes are turned 'on' or 'off'.
Biotechnology
Dec 5, 2012
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MicroRNAs are essential regulators of the genetic program in multicellular organisms. Because of their potent effects, the production of these small regulators has itself to be tightly controlled. That is the key finding ...
Cell & Microbiology
Nov 8, 2012
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When animals and plants are exposed to influences such as bacterial attack, odour and cold, calcium ions flow into the cells. The calcium provides the cells with a signal about what is going on outside, but as high concentrations ...
Biotechnology
Oct 21, 2012
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(Phys.org)—Arabidopsis thaliana, or thale cress as it is commonly known, made history back in 2000 by becoming the first plant to have its entire genetic code read by scientists, contributing to what is often referred to ...
Biotechnology
Oct 12, 2012
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