Cell & Microbiology news
New insights into ancient life: Chromosome segregation in Archaea
(PhysOrg.com) -- The effort to classify life into various groups has been a bumpy ride. Prior to the 1900s, living things were usually pegged as either plants or animals – period. By the middle of the ...
Bacteria alive (more or less) in 86-million-year-old seabed clay
(Phys.org) -- A new study by scientists from Denmark and Germany has found live bacteria trapped in red clay deposited on the ocean floor some 86 million years ago. The bacteria use miniscule amounts of oxygen ...
Group finds circadian clock common to almost all life forms
(Phys.org) -- A group of biology researchers, led by Akhilesh Reddy from Cambridge University have found an enzyme that they believe serves as a circadian clock that operates in virtually all forms of life. ...
Scientists discover new kind of blue-green algae with carbonates in their cells
(Phys.org) -- Researchers studying organisms in Mexico's Lake Alchichica have discovered a new species of cyanobacterium that unlike any other ever found, has bony, intracellular carbonates. Up till now, specimens with such ...
Mine study demonstrates how quickly bacteria can evolve
(Phys.org) -- Two Earth and environmental scientists from the University of California have found that by observing bacteria in situ in an abandoned mine in northern California, they have, as they describe in their paper ...
Discovery of earliest life forms' operation promises new therapies for key diseases
Bacteria provide a well-known playground for scientists and the evolution of these earliest life forms has shed important perspective on potential therapies for some of the most common, deadly diseases. Researchers at Case ...
Apr 26, 2012 |
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Study reveals how ancient viruses became genomic 'superspreaders'
Scientists have uncovered clues as to how our genomes became riddled with viruses. The study, supported by the Wellcome Trust, reveals important information about the socalled 'dark matter' of our genome.
Apr 23, 2012 |
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Single gene mutation can sweep through bacterial population, opening the door for the concept of 'species'
Bacteria are the most populous organisms on the planet. They thrive in almost every known environment, adapting to different habitats by means of genetic variations that provide the capabilities essential ...
Apr 05, 2012 |
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Meteorites reveal another way to make life's components
(PhysOrg.com) -- Creating some of life's building blocks in space may be a bit like making a sandwich you can make them cold or hot, according to new NASA research. This evidence that there is more ...
Mar 09, 2012 |
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Amoeba offers key clue to photosynthetic evolution
(PhysOrg.com) -- The major difference between plant and animal cells is the photosynthetic process, which converts light energy into chemical energy. When light isn't available, energy is generated by breaking ...
Feb 27, 2012 |
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Immortal worms defy aging
Researchers from The University of Nottingham have demonstrated how a species of flatworm overcomes the ageing process to be potentially immortal.
Feb 27, 2012 |
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Plants may have a single ancestor
(PhysOrg.com) -- An international group of scientists has analyzed the DNA of primitive microscopic algae, and their findings suggest that all plants on Earth may have had a single ancestor.
Study shows how DNA finds its match
It's been more than 50 years since James Watson and Francis Crick showed that DNA is a double helix of two strands that complement each other. But how does a short piece of DNA find its match, out of the millions ...
Feb 08, 2012 |
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Amazon fungi found that eat polyurethane, even without oxygen
(PhysOrg.com) -- Until now polyurethane has been considered non-biodegradable, but a group of students from Yale University in the US has found fungi that will not only eat and digest it, they will do so even in the absence ...
Researchers turn skin cells into neural precusors, bypassing stem-cell stage
Mouse skin cells can be converted directly into cells that become the three main parts of the nervous system, according to researchers at the Stanford University School of Medicine. The finding is an extension of a previous ...
Jan 30, 2012 |
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