News tagged with ii
Gene transcribing machine takes halting, backsliding trip along the DNA
Jul 30, 2009 |
5 / 5 (4) |
1
(PhysOrg.com) -- The body's nanomachines that read our genes don't run as smoothly as previously thought, according to a new study by University of California, Berkeley, scientists.
Visualizing the Aztecs
Technology / Computer Sciences
Sep 23, 2009 |
5 / 5 (5) |
0
(PhysOrg.com) -- Anyone who has visited the ancient ruins of great civilizations can appreciate the difficulty of visualizing the buildings at their peak. Today's visitor to the British Museum can see structures ...
NOAA Locates U.S. Navy Ship Sunk in World War II Battle
Other Sciences / Archaeology & Fossils
Sep 10, 2009 |
5 / 5 (6) |
0
(PhysOrg.com) -- A NOAA-led research mission has located and identified the final resting place of the YP-389, a U.S. Navy patrol boat sunk approximately 20 miles off the coast of Cape Hatteras, NC, by a German ...
World's oldest surviving Bible published online
Jul 06, 2009 |
4.5 / 5 (10) |
0
About 800 pages of the world's oldest surviving Bible have been pieced together and published on the Internet for the first time, experts in Britain said Monday.
New piece found in the puzzle of epigenetics
Jun 16, 2009 |
5 / 5 (8) |
0
For many years scientists have known that the numerous biological functions of an organism are not regulated solely by the DNA sequence of its genes: Superordinate regulatory mechanisms exist that contribute to determining ...
Pliable proteins keep photosynthesis on the light path
May 11, 2009 |
5 / 5 (2) |
0
Photosynthesis is a remarkable biological process that supports life on earth. Plants and photosynthetic microbes do so by harvesting light to produce their food, and in the process, also provide vital oxygen ...
The method of repairing Cadiz's walls has hardly changed since the 17th century
Other Sciences / Archaeology & Fossils
May 11, 2009 |
4.5 / 5 (2) |
0
In the year 1596, a sacking at the hands of the Count of Essex almost destroyed the city of Cadiz. Since then, authorities have focused their efforts on establishing a barrier between the city and the sea, ...
Findings show insulin -- not genes -- linked to obesity
Apr 14, 2009 |
3.7 / 5 (3) |
0
Researchers have uncovered new evidence suggesting factors other than genes could cause obesity, finding that genetically identical cells store widely differing amounts of fat depending on subtle variations ...
New insights on heart's 'fight or flight' response to stress
Mar 09, 2009 |
5 / 5 (3) |
0
Even for those without a heart condition, it's a peculiar feeling when your heart "races" in response to stress. That pacing change happens in part because of how the enzyme calcium/calmodulin-dependent protein ...
Biologists find optimistic worms are ready for rapid recovery
Mar 09, 2009 |
not rated yet |
0
For the tiny soil-dwelling nematode worm Caenorhabditis elegans, life is usually a situation of feast or famine. Researchers at the California Institute of Technology (Caltech) have found that this worm has evolved a surprisingly ...
Link between unexploded munitions in oceans and cancer-causing toxins determined
Feb 18, 2009 |
3.5 / 5 (15) |
12
During a research trip to Puerto Rico, ecologist James Porter took samples from underwater nuclear bomb target USS Killen, expecting to find evidence of radioactive matter - instead he found a link to cancer. ...
Surprising results: Virtual games players stick close to home
Feb 14, 2009 |
5 / 5 (1) |
3
In the real world, tracking a person's social network -- which could include hundreds of contacts that serve different purposes -- is nearly impossible.
AMD's Phenom II Takes On Intel's Core 2 Processors
Feb 09, 2009 |
3.9 / 5 (8) |
2
(PhysOrg.com) -- AMD has added two new Phenom II desktop chips to their product line. The Phenom II Dragon line desktop processors use AMD's new 45-nanometer technology and consists both of a triple-core (X3) ...
Plant polymerases IV and V are special forms of Polymerase II
Biology /
Jan 06, 2009 |
5 / 5 (3) |
0
(PhysOrg.com) -- It's a little like finding out that Superman is actually Clark Kent. A team of biologists at Washington University in St. Louis has discovered that two vital cellular components, nuclear RNA ...
Scientists discover new way in which ubiquitin modifies transcriptional machinery
Dec 18, 2008 |
5 / 5 (1) |
0
During gene transcription – the process inside the nucleus of cells by which DNA, the genetic material, is copied into RNA molecules – a large, ever-changing multiprotein complex is enlisted to assist the DNA-copying enzyme ...
