News tagged with eukaryotic cells
New study finds titan cells protect Cryptococcus
Giant cells called "titan cells" protect the fungus Cryptococcus neoformans during infection, according to two University of Minnesota researchers. Kirsten Nielsen, Ph.D., an assistant professor in the department of microb ...
May 28, 2012 |
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Major insights into evolution of life reported
(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 ...
Aug 19, 2009 |
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Study reveals how protein machinery binds and wraps DNA to start replication
(PhysOrg.com) -- Before any cell - healthy or cancerous - can divide, it has to replicate its DNA. So scientists who want to know how normal cells work - and perhaps how to stop abnormal ones - are keen to ...
Mar 06, 2012 |
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Star Wars-inspired bacterium provides glimpse into life
(PhysOrg.com) -- A bacterium whose name was inspired by the Star Wars films has provided new clues into the evolution of our own cells and how they came to possess the vital energy-producing units called mitochondria.
Dec 09, 2011 |
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Genomic archeology reveals early evolution of sex chromosomes
A team from Uppsala University, Uppsala, Sweden, is using genomics to shed light on the early evolutionary history of sex chromosomes. The research is published in the April 2011 Eukaryotic Cell.
May 17, 2011 |
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Scientists discover how molecular motors go into 'energy save mode'
The transport system inside living cells is a well-oiled machine with tiny protein motors hauling chromosomes, neurotransmitters and other vital cargo around the cell. These molecular motors are responsible ...
Aug 11, 2011 |
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An answer to another of life's big questions
(PhysOrg.com) -- Monash University biochemists have found a critical piece in the evolutionary puzzle that explains how life on Earth evolved millions of centuries ago.
Feb 05, 2010 |
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Evolution still scientifically stable
An international team of researchers, including Monash University biochemists, has discovered evidence at the molecular level in support of one of the key tenets of Darwin's theory of evolution.
Sep 14, 2009 |
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Research breakthrough on the question of life expectancy
Why do we grow old and what can we do to stop it? This is the question asked by many, but it appears that we are now closer to an answer thanks to new research published by Monash University researcher Dr ...
Aug 05, 2010 |
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Energy revolution key to complex life
The evolution of complex life is strictly dependent on mitochondria, the tiny power stations found in all complex cells, according to a new study by Dr Nick Lane, from UCL (University College London), and ...
Oct 20, 2010 |
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Method of the future uses single-cell imaging to identify gene interactions
Cellular imaging offers a wealth of data about how cells respond to stimuli, but harnessing this technique to study biological systems is a daunting challenge. In a study published online in Genome Research, researchers have d ...
Feb 08, 2010 |
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Discovery of DNA silencing mechanism reveals how plants protect their genome
(PhysOrg.com) -- Researchers at the RIKEN Plant Science Center (PSC) have clarified a key epigenetic mechanism by which an enzyme in the model plant Arabidopsis protects cells from harmful DNA elements. Published ...
May 12, 2011 |
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Mitochondria share an ancestor with SAR11, a globally significant marine microbe
A recent study by researchers at the University of Hawaii, Manoa, and the Oregon State University provides strong evidence that mitochondria share a common evolutionary ancestor with a lineage of marine bacteria known as ...
Jul 25, 2011 |
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New insight into an old reaction: Adenylylation regulates cell signaling
A new study reveals the importance of adenylylation in the regulation of cell signaling from bacteria to higher organisms. The research, published by Cell Press in the April 10th issue of the journal Molecular Cell, provid ...
Apr 09, 2009 |
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Unpacking condensins' function in embryonic stem cells
Regulatory proteins common to all eukaryotic cells can have additional, unique functions in embryonic stem (ES) cells, according to a study in the February 22 issue of the Journal of Cell Biology. If cancer ...
Feb 22, 2010 |
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