MySDScience's – November 2011 Archive (29)

Testing Antioxidant Drugs is Transparent

Zebrafish

Zebrafish model of atherosclerosis.

 

A study using genetically modified zebrafish to visualize early events involved in development of human atherosclerosis describes an efficient model – one that the researchers say offers many applications for testing the potential effectiveness of new antioxidant and dietary therapies.

The research, led by scientists from the University of…

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Added by MySDScience on November 21, 2011 at 12:00pm — No Comments

Researchers shrink tumors and minimize side effects using tumor-homing peptide to deliver treatment

The trouble with most anti-cancer therapies is that they are lethal to most cells in the body, not just cancer cells. As a result, patients experience side effects like nausea, increased susceptibility to infection, and increased risk of developing secondary cancers later in life. Researchers at Sanford-Burnham Medical Research Institute (Sanford-Burnham) are developing techniques to deliver cancer drugs directly to tumors, increasing their effectiveness and decreasing collateral damage. In…

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Added by MySDScience on November 21, 2011 at 12:00pm — No Comments

Scripps Research Team Finds a Weak Spot on Deadly Ebolavirus

LA JOLLA, CA – November 20, 2011 – Scientists from The Scripps Research Institute and the US Army’s Medical Research Institute of Infectious Diseases have isolated and analyzed an antibody that neutralizes Sudan virus, a major species of ebolavirus and one of the most dangerous human pathogens.

“We suspect that we’ve found a key spot for neutralizing ebolaviruses,” said Scripps…

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Added by MySDScience on November 20, 2011 at 10:30am — No Comments

Old Drugs Find New Target For Treating Brain Tumor

Scientists at the University of California, San Diego School of Medicine and UC San Diego Moores Cancer Center, in collaboration with colleagues in Boston and South Korea, say they have identified a novel gene mutation that causes at least one form of glioblastoma (GBM), the most common type of malignant brain tumor. 

The findings are reported in the online edition of the journal Cancer Research.

Perhaps more importantly, the…

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Added by MySDScience on November 18, 2011 at 11:00am — No Comments

Jeopardy! Winnings Spur IBM and Scripps Research Institute Collaboration to Fight Against Malaria

LA JOLLA, CA and ARMONK, NY, November 18, 2011 - IBM's Watson computing system broke new ground earlier this year when it defeated two celebrated human competitors on the Jeopardy! game show. Now, The Scripps Research Institute is hoping to do something equally novel but more critical to human health with part of the prize money from that tournament: Find a cure for drug-resistant malaria. And it's asking for the public's help.

To that end, Scripps Research and IBM (NYSE: IBM) are…

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Added by MySDScience on November 18, 2011 at 10:30am — No Comments

Worms Reveal Secrets of Wound Healing Response

The lowly and simple roundworm may be the ideal laboratory model to learn more about the complex processes involved in repairing wounds and could eventually allow scientists to improve the body’s response to healing skin wounds, a serious problem in diabetics and the elderly.

That’s the conclusion of biologists at the University of…

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Added by MySDScience on November 17, 2011 at 11:00am — 1 Comment

Mitochondria restructuring protein provides new therapeutic target for heart disease

LA JOLLA, Calif., November 17, 2011 – Mitochondria are often called cellular “powerhouses” because they convert nutrients into energy. But these tiny structures also help determine cellular lifespan. Scientists at Sanford-Burnham Medical Research Institute (Sanford-Burnham) are now discovering how mitochondria alternate between duplicating and fragmenting and how these events help cells adapt to diverse physiological conditions. In a paper published November 18…

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Added by MySDScience on November 17, 2011 at 10:30am — No Comments

Salk scientists receive significant philanthropic support with five distinguished chair appointments

LA JOLLA, CA—The Salk Institute is pleased to announce the appointment of five faculty members to be recipients of endowed chairs established by philanthropic leaders in support of scientific research.

The creation of three new chairs and the rededication of two existing chairs is a testament to the strong commitment of private donors who support the Salk Institute and its groundbreaking research. These significant endowments will provide crucial resources to support the laboratories…

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Added by MySDScience on November 17, 2011 at 10:30am — No Comments

Scripps Research Scientists Identify New Class of Antimalarial Compounds

LA JOLLA, CA – November 17, 2011 - A international team led by scientists from the Genomics Institute of the Novartis Research Foundation (GNF) and The Scripps Research Institute has discovered a family of chemical compounds that could lead to a new generation of antimalarial drugs capable of not only alleviating symptoms but also preventing the deadly disease.

In a study published…

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Added by MySDScience on November 17, 2011 at 10:30am — No Comments

Of Mice and Men, a Common Cortical Connection

MRI study finds genetic basis of brain development largely similar in mice and humans

<p>Color-coded representations of human and mouse brains show similarities in cortical functional organization, with some variance according to species-specific needs. F/M indicates the frontal/motor cortex; S1, primary somatosensory cortex; A1, auditory cortex and V1, visual cortex.</p>

Color-coded representations of human and mouse brains show similarities in cortical functional organization, with some variance according to species-specific needs. F/M indicates the frontal/motor cortex; S1, primary somatosensory cortex; A1, auditory cortex and V1, visual cortex.

A new study using…

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Added by MySDScience on November 16, 2011 at 10:30am — No Comments

SDSC’s Trestles Debuts on ‘Graph500’ List

Trestles, a new supercomputer using flash-based memory and launched earlier this year by the San Diego Supercomputer Center (SDSC) at the University of California, San Diego, has made this year’s Graph500 list, a new ranking that measures how well supercomputers handle data-intensive challenges.

Based on runs using less than half of its overall compute…

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Added by MySDScience on November 16, 2011 at 10:30am — No Comments

New Drug Combo Targets Multiple Cancers

Researchers at the University of California, San Diego School of Medicine and Kyushu University Medical School say a novel combination of a specific sugar molecule with a pair of cell-killing drugs prompts a wide variety of cancer cell types to kill themselves, a process called apoptosis or programmed cell death.

The findings are reported online in the journal Cancer Research.

“The goal of targeted therapy is to stop the growth…

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Added by MySDScience on November 16, 2011 at 10:30am — No Comments

UCSD Students Touch the Future in Collaboration with Museum of Photographic Arts

Visitors to a recent technology and art exhibit in Japan were able to use high-tech, touch-screen interface technology to play the role of museum curator, thanks to technology developed in part by two students from the University of California, San Diego.

 

As part of their research with the Pacific Rim Experiences for Undergraduates (PRIME) program at…

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Added by MySDScience on November 15, 2011 at 10:30am — No Comments

Text4baby Mobile Service Shows Positive Results for New Moms

Researchers at UC San Diego Health System’s Department of Reproductive Medicine and the National Latino Research Center (NLRC) at Cal State San Marcos University recently presented data at the American Public Health Association Conference in Washington D.C., demonstrating the impact of text4baby, a free mobile service that provides pregnant women and new mothers in San Diego with maternal, fetal and newborn health information via text messages and…

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Added by MySDScience on November 14, 2011 at 10:30am — No Comments

Tweaking a gene makes muscles twice as strong

LA JOLLA, CA—An international team of scientists has created super-strong, high-endurance mice and worms by suppressing a natural muscle-growth inhibitor, suggesting treatments for age-related or genetics-related muscle degeneration are within reach.

The project was a collaboration between researchers at the Salk Institute for Biological Studies, and two Swiss institutions, Ecole Polytechnique Federale de Lausanne (EPFL) and the …

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Added by MySDScience on November 14, 2011 at 10:30am — No Comments

Biologists Use Flies and Mice to Get to the Heart of Down Syndrome

A novel study involving fruit flies and mice has allowed biologists to identify two critical genes responsible for congenital heart defects in individuals with Down syndrome, a major cause of infant mortality and death in people born with this genetic disorder.

In a paper published in the November 3 issue of the open access journalPLoS Genetics, researchers from UC San Diego, the Sanford-Burnham Medical Research Institute in La Jolla, Calif., and the University of Utah report…

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Added by MySDScience on November 11, 2011 at 6:00pm — No Comments

Knocking Out Key Protein in Mice Boosts Insulin Sensitivity

By knocking out a key regulatory protein, scientists at the University of California, San Diego School of Medicine and the Ecole Polytechnique Federale de Lausanne (EPFL) in Switzerland dramatically boosted insulin sensitivity in lab mice, an achievement that opens a new door for drug development and the treatment of diabetes.

The research, published in the November 11 issue of the journal Cell, reveals a new and previously unsuspected…

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Added by MySDScience on November 11, 2011 at 6:00pm — No Comments

Kawasaki Disease Linked to Wind Currents

Kawasaki Disease (KD) is a severe childhood disease that many parents, even some doctors, mistake for an inconsequential viral infection.  In fact, if not diagnosed or treated in time, it can lead to irreversible heart damage. After 50 years of research, including genetic studies, scientists have been unable to pinpoint the cause of the disease.

Now, surprising findings of an international team of scientists organized by Jane C. Burns, MD,…

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Added by MySDScience on November 11, 2011 at 11:30am — No Comments

Non-Coding RNA Relocates Genes When It’s Time To Go To Work

Cells develop and thrive by turning genes on and off as needed in a precise pattern, a process known as regulated gene transcription. In a paper published in the November 9 issue of The Journal of Neuroscience, researchers at the University of California, San Diego School of Medicine say this process is even more complex than previously thought, with regulated genes actually relocated to other, more conducive places in the cell…

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Added by MySDScience on November 10, 2011 at 6:00pm — No Comments

Neurological Disorder Impacts Brain Cells Differently

In a paper published in the November 9 issue of The Journal of Neuroscience, researchers at the University of California, San Diego School of Medicine and University of Washington describe in deeper detail the pathology of a devastating neurological disorder, but also reveal new cellular targets for possibly slowing its development.

Spinocerebellar ataxia type 7 (SCA7) is an inherited neurological disorder in which cells in the…

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Added by MySDScience on November 9, 2011 at 6:00pm — No Comments

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