U.S. Considers Massive Swine Flu Vaccination Program

...re concerned the virus could mutate as it circulates around the world, becoming more virulent and posing a greater health threat. "The virus is not mutating for the moment, it is stable," Margaret Chan, director general of the World Health Organization, said in Moscow, according to Agence France Press , c...

1 Million Americans Likely Stricken by Swine Flu: CDC

... The virus shows no signs of mutating as it continues global trek, officials say THURSDAY, June 25 (H...ming more virulent and posing a greater health threat. "The virus is not mutating for the moment, it is stable," Margaret Chan, director general of the World...

Study gives clues to how adrenal cancer forms

...e repaired. Over time, as cells reproduce, the telomeres become shorter and eventually no longer do their job. The cells then have a higher risk of mutating into cancer. But, a new study finds, if the telomere becomes dysfunctional at any point regardless of shortening it can trigger a cancer event. T...

Seasonal Flu Lingers

...ded Lessans. Health authorities will pay close attention to the southern hemisphere's flu season this year because of the possibility of H1N1 further mutating or forming a hybrid with the seasonal influenza virus. For more information about Passport Health or to find the Passport Health location neares...

Findings in Epilepsy Gene in Animals May Guide Treatment Directions for Infants

...asms -- an abnormal background EEG. "This is the first genetic model of a developmental epilepsy, and even more importantly, it was generated by mutating the same gene that can be found mutated in humans with infantile spasms," said Golden. In an unexpected development, the researchers found that half o...

Findings in epilepsy gene in animals may guide treatment directions for infants

...e spasms--an abnormal background EEG. "This is the first genetic model of a developmental epilepsy, and even more importantly, it was generated by mutating the same gene that can be found mutated in humans with infantile spasms," said Golden. In an unexpected development, the researchers found that half o...

J. Craig Venter Institute Awarded $43 Million, Five Year Contract From NIAID to Continue to Develop and Provide Sequencing, Genotyping, and Bioinformatics Expertise and Services in Infectious Diseases

...e evolution of the current virus with the goal of anticipating and developing new and better therapeutics, diagnostics and vaccines to this constantly mutating viral threat. About the J. Craig Venter Institute The JCVI is a not-for-profit research institute in Rockville, MD and San Diego, CA dedicate...

The Viral Spiral - How A Meme About the Virus May Be More Contagious Than the Virus Itself

...ory, but instead make its impact more thoughtful and less fearful. Swine flu coverage could be considered a case study in how a story became a virus, mutating into misinformation and fear that resulted in irrational outcomes, such as the needless slaughter of pigs or the irrational fear of airplane travel. ...

Study sheds light on angiogenesis inhibitors, points to limitations, solutions

...evel, it can adopt another strategyto spread and become invasive. In contrast, tumor cells resist chemotherapy by cell-intrinsic mechanisms such as mutating the gene targeted by the drug, or changing how the tumor takes up or expels the drug. One class of anti-angiogenesis drugs works by blocking the ac...

Scientists identify lab-made proteins that neutralize multiple strains of seasonal and pandemic flu

...ainst the pocket in the neck of the protein." Their findings could also assist vaccine developers. Current influenza vaccines target the constantly mutating head of the HA protein and do not readily generate antibodies against the conserved region in the neck. "An important goal is to redirect the immu...

Mutating in Biological News

MicroRNAs help control HIV life cycle

...miR29 with interfering RNA resulted in increased replication and infectivity of the virus. The scientists tested the association of miR29 and HIV-1 by mutating both miR29 and its target region on the HIV virus. When either was altered, miR29s suppression of HIV replication and infectivity was reduced or elimi...

Avian flu research sheds light on swine flu outbreak

...za Coordinated Agricultural Project, AICAP. "The virus formed when avian, swine, and human-like viruses combined in a pig to make a new virus. After mutating to be able to spread by respiratory droplets and infect humans, it is now spreading between humans by sneezing and coughing." In his study, Perez...

Potential new herpes therapy studied

...e than one ribozyme, because having enzymes that attack different places on the viral RNA during replication helps prevent the virus from successfully mutating to resist treatment. They are also trying different ways of delivering the enzyme to the host cells. One delivery technique for the eye is called i...

Body's anti-HIV drug explained

... were able to show the atomic structure of the active portion of APOBEC-3G. The discovery suggests how and where the enzyme binds to the viral DNA, mutating and destroying it. "We understand how this enzyme can interact with DNA," said Chen, a professor of molecular and computational biology at USC. "Th...

MU scientists 'see' how HIV matures into an infection

...iral particle, the culprit of AIDS. The HIV-1 protease is one of the primary targets of therapeutic treatment. However, the viral enzyme is constantly mutating in an effort to gain drug resistance. "HIV-1 protease is not an active enzyme when it is first expressed in cells. It has to be activated to do its...

UT pathologists believe they have pinpointed Achilles heel of HIV

...ly the body's immune defenses can ward off viruses by making proteins called antibodies that bind the virus. However, HIV is a constantly changing and mutating virus, and the antibodies produced after infection do not control disease progression to AIDS. For the same reason, no HIV preventative vaccine that s...

Plant biologists discover unexpected proteins affecting small RNAs

...r a protein called ABH1 that binds to and protects mRNA from degradationcaused developmental defects in plants. Eckers group asked what the effects of mutating both simultaneously might be. Aided by revolutionary deep-sequencing technology, which detects rare RNAs at high resolution, the investigators com...

Analysis of RNA role in spreading disease advances study of damaging plant infections

...for movement between cell layers would not be expected to bind to the viroid if the structure is mutated to abolish the movement. This also means that mutating the RNA might not be the only bioengineering target. Instead, proteins could be key to designing plants that will not succumb to viroid infection. ...

American Chemical Society's Weekly PressPac -- March 19, 2008

...killing or slowing the growth of disease-causing microbes. Those new medications would contain antimutagenic ingredients that discourage bacteria from mutating into resistant forms. In addition, they would pack immunostimulants that enlist the bodys own immune defense system to fight off an infection. Continu...

Researchers probe a DNA repair enzyme

...ain is stabilized by an iron-sulfur cluster, whose integrity seems to be essential for proper function of these enzymes in DNA repair," Spies said. By mutating the cysteine ligands to the cluster, the researchers probed its role in the molecular mechanism of Rad3 enzymes. Some of these mutations uncoupled DN...

Mutating in Biological Technology

Immune Targeting Systems Completes Second Tranche of Series-A Funding Bringing Total Funds Raised to More Than GBP5m

... LONDON, January 28 /PRNewswire/ -- Immune Targeting Systems (ITS) Limited, a company developing synthetic vaccines for mutating viruses, today announced it has received GBP2.4m of investment as the second tranche of its series-A funding round. ITS's investors HealthCap, the Lon...

Mutating in Biological Products

TargeTron Gene Knockout System from Sigma-Aldrich

Description:...e password gives the user access to the extensively validated TargeTron algorithm that predicts optimal intron insertion sites and designs primers for mutating the intron to insert into those sites. After selection of one or more desirable insertion points, the required oligos are ordered to begin laboratory ...
Company:Sigma-Aldrich

Mutating in Biological Definition

Molecular genetics

...everse genetics While forward genetic screens are productive, a more straightforward approach would be to determine the phenotype that results from mutating a given gene. This is called reverse genetics. In some organisms, such as yeast and mice , it is possible to induce the deletion of a particular gene...

Reverse genetics

... yeast genome. Another reverse genetics technique is the application of RNA interference . RNAi creates a specific knockout effect without actually mutating the DNA of interest. In C. elegans , RNAi has been used to systematically interfere with the expression of most genes in the genome. While RNA int...

Mutating in Biological Dictionary

Trans-splicing

...s - splicing of mRNAs mediated by tRNA sequences in eukaryotic cells". Proc. ... leader RNA was tested for trans - splicing function in vivo. by mutating the intron. ... within positions 20 –39 permitted accurate trans - splicing in ... We study the process of trans - splicing , which controls the...

Somatic cells

...sue-specific... Definition and other additional information on Somatic cells from Biology-Online.org dictionary. ... Our somatic cells keep mutating all the time, etc... I ... Easy-to-use, talking glossary of genetic terms, produced by the National Human Genome Research Institute. ... of Cancer ...

Gene targeting

...ress 1993) ... University of California Irvine's Office of Research Administration Help Page ... Gene targeting is the process of disrupting or mutating a specific genetic locus ... Caliper Life Sciences: The creation of standard or conditional knockout mice, or knockin mice, utilizes some proprie...