Cell & Microbiology news
Major insights into evolution of life reported
Aug 19, 2009 |
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(PhysOrg.com) -- Humans might not be walking the face of the Earth were it not for the ancient fusing of two prokaryotes -- tiny life forms that do not have a cellular nucleus. UCLA molecular biologist James ...
Researchers make stem cell breakthrough
Mar 01, 2009 |
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In a study to be released on March 1, 2009, Mount Sinai Hospital's Dr. Andras Nagy discovered a new method of creating stem cells that could lead to possible cures for devastating diseases including spinal ...
Salamanders, regenerative wonders, heal like mammals, people
Jul 01, 2009 |
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The salamander is a superhero of regeneration, able to replace lost limbs, damaged lungs, sliced spinal cord -- even bits of lopped-off brain. But it turns out that remarkable ability isn't so mysterious after ...
First-ever blueprint of a minimal cell is more complex than expected
Nov 26, 2009 |
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What are the bare essentials of life, the indispensable ingredients required to produce a cell that can survive on its own? Can we describe the molecular anatomy of a cell, and understand how an entire organism ...
Omega fatty acid balance can alter immunity and gene expression
May 29, 2009 |
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Using a controlled diet study with human volunteers, researchers may have teased out a biological basis for the increased inflammation observed due to humans' shift in their consumption of omega fatty acids.
Model suggests how life's code emerged from primordial soup
Aug 07, 2009 |
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(PhysOrg.com) -- In 1953, Stanley Miller filled two flasks with chemicals assumed to be present on the primitive Earth, connected the flasks with rubber tubes and introduced some electrical sparks as a stand-in for lightning. ...
Team reports major step forward in cell reprogramming
Oct 08, 2009 |
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(PhysOrg.com) -- A team of Harvard Stem Cell Institute (HSCI) researchers has made a major advance toward producing induced pluripotent stem cells, or iPS cells, that are safe enough to use in treating diseases ...
Stretching the Golgi: a link between form and function
Oct 15, 2009 |
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A research team at the University of California, San Diego School of Medicine has provided a surprisingly simple explanation for the mechanism and features of the "Golgi apparatus" - a structure that has baffled ...
Daily bathroom showers may deliver face full of pathogens, says study
Sep 14, 2009 |
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While daily bathroom showers provide invigorating relief and a good cleansing for millions of Americans, they also can deliver a face full of potentially pathogenic bacteria, according to a surprising new ...
Antarctic lake home to diverse community of viruses
Nov 11, 2009 |
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(PhysOrg.com) -- A study of the genetic structure of viruses in an Antarctic lake has revealed an astonishing genetic richness in the large number of viral families discovered.
Discovery of New Microorganisms in the Stratosphere
Mar 18, 2009 |
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(PhysOrg.com) -- Three new species of bacteria, which are not found on Earth and which are highly resistant to ultra-violet radiation, have been discovered in the upper stratosphere by Indian scientists. One ...
Stem cell breakthrough gets closer to the clinic
May 28, 2009 |
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The technology for versatile, grow-in-a-dish transplant tissue took a step toward clinical use Thursday when researchers announced they have found a safe way to turn skin cells into stem cells.
Why the thumb of the right hand is on the left hand side
May 22, 2009 |
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It is the concentration of a few signaling molecules that determines the fate of individual cells during the early development of organisms. In the renowned journal Current Biology, a team of molecular biologists led by Pia ...
Planet's nitrogen cycle overturned by 'tiny ammonia eater of the seas'
Sep 30, 2009 |
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(PhysOrg.com) -- It's not every day you find clues to the planet's inner workings in aquarium scum. But that's what happened a few years ago when University of Washington researchers cultured a tiny organism from the bottom ...
100 reasons to change the way we think about genetics
May 18, 2009 |
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For years, genes have been considered the one and only way biological traits could be passed down through generations of organisms. Not anymore.
