Some cells don't know when to stop
Certain mutated cells keep trying to replicate their DNA—with disastrous results—even after medications rob them of the raw materials to do so, according to new research from USC.
Certain mutated cells keep trying to replicate their DNA—with disastrous results—even after medications rob them of the raw materials to do so, according to new research from USC.
Cell & Microbiology
Nov 19, 2012
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(Phys.org)—Scientists at The University of Manchester have identified how a plant hormone can affect the rate of cell division in vascular tissue in plants. The findings demonstrate how the hormone controls plant growth ...
Biotechnology
Nov 14, 2012
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The relatively new field in microbiology that focuses on quorum sensing has been making strides in understanding how bacteria communicate and cooperate. Quorum sensing describes the bacterial communication between cells that ...
Cell & Microbiology
Oct 11, 2012
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How plants handle stress in space and what astronauts can learn from them is the subject of a new study at Michigan State University.
Biotechnology
Oct 10, 2012
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Humans could learn from how plants handle stress.
Biotechnology
Sep 13, 2012
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The first step in gene expression is the exact copying of a segment of DNA by the enzyme known as RNA polymerase II, or pol II, into a mirror image RNA. Scientists recognize that pol II does not transcribe RNA via a smooth ...
Biotechnology
Aug 22, 2012
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Researchers from the A*STAR Institute of Molecular and Cell Biology have identified components of the molecular mechanism that stops neural stem cells from dividing and then promotes their differentiation into different types ...
Cell & Microbiology
Aug 2, 2012
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Leaves come in all shapes and sizes. Scientists have discovered simple rules that control leaf shape during growth. Using this 'recipe', they have developed the first computer model able to accurately emulate leaf growth ...
Plants & Animals
Mar 1, 2012
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(PhysOrg.com) -- Cancer cells must prepare for travel before invading new tissues, but new Cornell research has found a possible way to stop these cells from ever hitting the road.
Biochemistry
Feb 22, 2012
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Plants leaves are sealed with a gas-tight wax layer to prevent water loss. Plants breathe through microscopic pores called stomata (Greek for mouths) on the surfaces of leaves. Over 40% of the carbon dioxide, CO2, in the ...
Biotechnology
Feb 5, 2012
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