Posts Tagged ‘RNA’
RNA sets the ‘rhythm’ for protein folding
STANFORD (US) — Music doesn’t go along at a single, mechanical speed. Notes of various lengths mix to create a specific, complex rhythm. New research suggests protein synthesis works the same way. Continue…
Thursday, January 31, 2013 9:33 - 0 Comments
Science & Technology - Oct 22, 2012 11:58 - 0 Comments
Nano-origami: RNA folding in real time
STANFORD (US) — Optical tweezers and sub-nanoscale precision have allowed biophysicists to follow the process—and the consequences—of RNA folding in real time. (more…)
Health & Medicine - Sep 6, 2012 14:24 - 2 Comments
How protein ‘nanopistons’ unwind RNA
U. TEXAS-AUSTIN (US) — Biologists have discovered how a family of proteins uses chemical energy to clamp down and pry open RNA strands. (more…)
Health & Medicine - Nov 29, 2011 11:40 - 0 Comments
Cancer drug sticks to RNA like glue
U. OREGON (US) — A common cancer drug binds quickly and firmly to RNA, a finding that has the potential to open new targets for drug delivery with fewer toxic side effects, a new study shows.
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Health & Medicine - Oct 7, 2011 11:32 - 2 Comments
New clues to how body fights viruses
RUTGERS (US) — Researchers have determined the structure of a protein that is the first line of defense in fighting viral infections, including influenza, hepatitis C, West Nile, rabies, and measles. (more…)
Health & Medicine - Jul 20, 2011 13:11 - 0 Comments
Virus with sweet tooth causes diarrhea
RICE (US) — Scientists have defined the structure, down to the atomic level, of a virus that causes juvenile diarrhea. (more…)
Health & Medicine - Jul 7, 2011 15:25 - 0 Comments
Structure of DNA transcription ‘machine’
INDIANA U. (US) — Scientists have deciphered the structure of an essential part of Mediator, a complex molecular machine that plays a vital role in regulating the transcription of DNA. (more…)
Health & Medicine - Mar 18, 2011 10:06 - 0 Comments
Gene coupled to male infertility
STONY BROOK U. (US) — A new role for mitochondria may hold clues to some causes of male infertility and in turn could have potential in the future for use in a male contraceptive. (more…)
Health & Medicine - Feb 11, 2011 11:35 - 0 Comments
New offensive in battle with superbug
U. ROCHESTER (US) — A new way to attack pathogens stops bacteria’s ability to degrade RNA, a “housekeeping” process crucial to their ability to thrive. (more…)
Science & Technology - Feb 10, 2011 15:45 - 2 Comments
Mechanism clarifies DNA puzzle
U. ROCHESTER (US) — Scientists have discovered the purpose of a long-known but little understood DNA element that is unique to primates, including humans and monkeys. The finding offers insight into how genes function. (more…)
Science & Technology - Jan 11, 2011 17:41 - 1 Comment
Smile, proteins! You’re on candid camera
WASHINGTON U.-ST. LOUIS (US) — Scientists have come up with a way to ‘watch’ proteins fold and unfold—in less than thousandths of a second—into the elaborate twisted shapes that determine their function. (more…)
Science & Technology - Dec 9, 2010 12:23 - 0 Comments
Morphing molecule detects disease
STANFORD (US) — Engineered biological devices may one day be able to detect cancer cells in the body and then manipulate them to self-destruct, while leaving healthy cells unaffected. (more…)
Health & Medicine - Nov 29, 2010 12:13 - 0 Comments
Killer virus protein chews up RNA
EMORY (US) — Using X-rays, researchers have identified the structure of a key protein from Lassa virus, which infects 100,000 to 300,000 people every year in West Africa—and kills 5,000. (more…)
Science & Technology - Nov 16, 2010 12:10 - 0 Comments
Atomic snapshot shows how RNA ruled
NORTHWESTERN (US) — Using powerful X-rays, researchers have produced an atomic picture of how ribonucleic acid (RNA) molecules interacted in the ancient world. (more…)
Science & Technology - Sep 8, 2010 13:46 - 7 Comments
RNA therapy turns cancer cells suicidal
CALTECH (US)—Researchers have engineered a fundamentally new approach to killing cancer cells. (more…)
Science & Technology - Aug 31, 2010 16:15 - 4 Comments
You say you want a nano-revolution?
UC SANTA BARBARA (US)—Two recent studies have introduced “green” approaches to nanobiotechology by forgoing the use of artificial compounds. (more…)
Science & Technology - Aug 11, 2010 11:07 - 0 Comments
Human cells copy DNA—and RNA, too
U. PITTSBURGH (US)—Researchers have confirmed a long-held but unproven hypothesis that mammalian cells are capable of synthesizing RNA by copying RNA molecules directly. (more…)
Health & Medicine - Jul 20, 2010 12:09 - 0 Comments
So, that’s how retroviruses replicate
PENN STATE (US)—How a retrovirus, like HIV, reproduces and assembles new viruses is different than previously thought, according to researchers. (more…)
Health & Medicine - Jul 6, 2010 14:11 - 1 Comment
Lethal ‘fossil’ viruses lurk in marsupials
U. BUFFALO (US)—Wallabies may be cute, but they harbor a “fossil” copy of a gene that codes for filoviruses, which cause Ebola and Marburg hemorrhagic fevers and are the most lethal viruses known to humans. (more…)
