Rapidly dividing cancer cells are skilled at patching up damage that would stop normal cells in their tracks, including wear and tear of telomeres, the protective caps at the end of each chromosome.
Cell & Microbiology
Mar 21, 2012
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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 ...
Cell & Microbiology
Oct 27, 2011
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(PhysOrg.com) -- A summer research expedition organized by scientists at Scripps Institution of Oceanography at UC San Diego has led to the identification of gigantic amoebas at one of the deepest locations on Earth.
Earth Sciences
Oct 23, 2011
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Researchers from Johns Hopkins have quantified the number of possible decisions that an individual cell can make after receiving a cue from its environment, and surprisingly, it's only two.
Cell & Microbiology
Oct 12, 2011
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(PhysOrg.com) -- In a study published this week in Nature, researchers Gaetan Borgonie from Ghent University in Belgium and Tullis Onstott from Princeton University announced the discovery of new nematode species living kilometers ...
For cooperation to persist in the often violently competitive realm of bacteria, cheaters must be kept in line.
Evolution
May 26, 2011
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(PhysOrg.com) -- Cells at the tip of the slime mold's fruiting body organize into an epithelial layer and secrete proteins as do some animals cells.
Cell & Microbiology
Mar 14, 2011
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(PhysOrg.com) -- In a new study, scientists at the University of Maryland and the Institut Pasteur show that bacteria evolve new abilities, such as antibiotic resistance, predominantly by acquiring genes from other bacteria.
Biotechnology
Jan 27, 2011
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Researchers at the University of Oxford have uncovered a clue that may help to explain why the earliest evidence of complex multicellular animal life appears around 550 million years ago, when atmospheric oxygen levels on ...
Cell & Microbiology
Dec 17, 2010
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The discovery in Gabon of more than 250 fossils in an excellent state of conservation has provided proof, for the first time, of the existence of multicellular organisms 2.1 billion years ago. This finding represents a major ...
Earth Sciences
Jun 30, 2010
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