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Stories by David Wagner

State Rejects The Flat Tailed Horned Lizard's Bid For Endangered Species List

The lizard has seen its number decline and it's territory encroached upon in the deserts of Southern California, but not enough for regulators to take action.

Study: Gene Testing Didn't Encourage Healthier Habits

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If you knew your genetic risk of developing a disease, would you adopt healthier habits to keep that disease at bay? If you're anything like the participants of a recently published study, you probably wouldn't.

Amid Lawsuit, San Diego Stem Cell Company Pushes Back On Proposed Regulations

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La Jolla-based Stemgenex wants patients to have access to what the company calls "life-altering" stem cell treatments. But patients currently suing the company say they paid thousands of dollars for treatments that didn't work.

San Diego Study Explores The Brain's Memory, Navigation Centers

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Patients with damage to a part of the brain crucial for long-term memory formation could still find their way around using a map, a new study finds.

Salk Scientists' New Gene Editing Technique Gives Vision To Blind Rats

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The rats didn't regain crystal-clear vision, but the study shows for the first time that scientists can insert beneficial genes into fully developed, non-dividing cells.

World's Largest Neuroscience Convention Coming To San Diego

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The annual meeting of the Society for Neuroscience is expected to draw about 30,000 attendants to the San Diego Convention Center.

San Diego Scientists Help Develop New Twist On In Vitro Fertilization

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"This method could help parents who want to have their own child disease-free," said a Salk Institute scientist who co-led the study.

San Diego Climate Scientists Are Not Optimistic About A Trump Presidency

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They're worried about the effects his administration could have on international climate agreements and the future of global warming research in the U.S.

San Diego Scientists Add Color To Black-And-White Electron Microscopes

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Like Dorothy stepping into Oz, UC San Diego researchers have brought color to the highly detailed images produced by electron microscopes.

San Diego Scientists Create Electronics Material That Can Heal Itself

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A team of researchers at UC San Diego says its self-healing material could be useful in designing new kinds of wearable electronic devices.

$47B Deal Could Help Qualcomm Move From Phones To Cars

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In the largest deal in the company's history, Qualcomm will acquire Dutch chipmaker NXP Semiconductors.

Will This San Diego Company's Robot Take Jobs From Janitors?

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San Diego-based Brain Corp is rolling out an automated vehicle that can clean floors without a human driver.

Genetic Testing Can Explain Some Sudden Deaths (But Not All)

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In a new study, San Diego scientists show that gene sequencing can often give families answers when a loved one suddenly dies. But in many cases, unexplained deaths can't be linked with DNA at all.

San Diego Company Aims To Create 3-D Printed Liver Transplants

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One in five Americans in need of a liver transplant dies on the wait list. San Diego-based Organovo hopes to change that by creating transplantable liver tissue in the lab.

Two Scientists With San Diego Ties Receive 'Genius Grants'

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Jin-Quan Yu, a chemist at the Scripps Research Institute in La Jolla, and Victoria Orphan, a Caltech geobiologist who grew up in San Diego, are among those receiving MacArthur fellowships this year.

A Closer Look At A San Diego Stem Cell Company’s Leadership

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A stroke patient who pursued stem cell treatments abroad says he trusted San Diego-based Stemedica based on its leaders’ credentials. But those credentials don’t always hold up to scrutiny.

Patients Turn To San Diego Stem Cell Companies For Costly, Unproven Treatments

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Jim Gass contacted San Diego-based Stemedica with the hope of recovering from a debilitating stroke. After following its referral to a Tijuana doctor, he got worse.

San Diego Scientists Find Zika May Infect Adult Brains Too

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For anyone who's seen the images of babies born with shrunken heads, the Zika virus' devastating toll on the brains of newborns is well-known. But now, local scientists are discovering that the virus could also be affecting the brains of adults.

San Diego Scientist Discovers Ancient Mexicans May Have Raised Rabbits

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When you think of ancient Mexico, you probably picture huge pyramids and colossal sculptures. A new study suggests you should also picture people tending to rabbits, hinting at an economy more complex than previously thought.

The Battle Over One Of The Most Studied Brains In Science

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Researchers interested in how the brain creates new memories studied Henry Molaison, or "patient H.M.," who became perhaps the most famous research subject in recent history. After Molaison died in 2008, his brain was moved to UC San Diego for further research. But it wouldn't stay there long.

San Diego Study Shows How Music Can Affect Public Perception Of Sharks

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Footage of sharks is often paired with ominous music, and that could harm shark conservation efforts.

San Diego Researcher Finds Millennials Less Likely To Be Sexually Active

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Millennials may be more accepting of premarital sex than any other generation, but fewer of them are actually doing it.

How San Diego Lost A Tech Unicorn

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San Diego has been called "the next Silicon Valley." But when it comes to billion-dollar tech startups, the region lags far behind the Bay Area. In fact, it lost one of the few such companies it had.

Balboa Park Is Swarming With Pokemon Go Players

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More than 5,000 people say they'll be going to Balboa Park on Saturday to catch Pokemon.

San Diego Scientists Take Coral Reef Close-Ups With New Underwater Microscope

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"When we show these to people who are experts in these areas, they think the resolution and quality of the pictures we're getting is unprecedented," said Scripps Institution of Oceanography research oceanographer Jules Jaffe.

San Ysidro Health Center To Enroll Patients In Nationwide Study

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Doctors in San Diego are working to make sure low-income patients of color are included in a long-term nationwide study on genes, lifestyles and environments and how they affect our health.

San Diego Alzheimer's Researcher Calls For More Marijuana Studies

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A recent study shows pot may help ward off Alzheimer's disease, but the results need to be confirmed in future studies. A local scientist worries those studies may not happen due to restrictions on research involving pot.

California Drought Update: There's Good News, And Bad

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While the level of statewide drought has been improving, La Niña predictions suggest California could be in for even more dryness later this year.

San Diego-Based Arena Pharmaceuticals To Cut 3/4 Of Workforce

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The company's only drug in the market, the weight-loss medication Belviq, has struggled to reach patients.

San Diego Researchers Rally Around National 'Cancer Moonshot'

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Local cancer researchers, patients and biotech leaders gathered in La Jolla to hear Vice President Joe Biden outline plans for a national effort to end "cancer as we know it."

Is San Diego The Next Silicon Valley? No, Say Many Local Startup Workers

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If you follow news about local startups, you’ve probably heard this a lot lately: San Diego is the next Silicon Valley. Really?

San Diego Scientists Develop New Way Of Looking Deep Inside The Human Brain

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By zooming inside individual neurons from different brain regions, scientists found diversity in how different cells transcribe their DNA.

San Diego Scientist Compares Obesity Drugs, Finds No 'Magic Bullets'

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Here's what UC San Diego's Siddharth Singh said: "The magnitude of weight loss across all these medicines was not very impressive."

Hillcrest Vigil For Orlando Victims Draws Crowds Monday Night

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A vigil in Hillcrest honored the 49 victims of this weekend's shooting at the Pulse nightclub in Orlando, Florida.

Genetic Chain Reaction Isn’t Ready For Release In The Wild, Scientists Say

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A technique known as "gene drive" could fight diseases like malaria and Zika by rewriting the rules of genetic inheritance. But it's not ready for use in the wild, according to a new report.

Scripps Oceanography Caught In Exxon Mobil Political Crossfire

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A Republican congressman claims investigations into Exxon Mobil stem from a meeting held at Scripps in 2012. The meeting compared oil companies to the tobacco industry.

Few Women At The Top Of San Diego's Biotech Industry

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Out of 44 publicly traded life sciences companies based in San Diego, only one has a female CEO.

San Diego Researchers Could Receive Pay Raise

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Scientists in early stages of their careers could receive a substantial pay raise under new overtime rules. But it’s not yet clear UC San Diego postdocs will be affected.

How You Can Help San Diego Scientists Search For Zika Drugs

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Scientists have a long way to go in developing a drug that can effectively fight the Zika virus. Researchers at UC San Diego are taking the first step, and they're asking for your help.

San Diego Oceanographer, 98, Spurs Research Proving Climate Change Makes Days Longer

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Legendary San Diego oceanographer Walter Munk, known as the "Einstein of the oceans," spurred scientists to prove that current sea-level rise is actually slowing down the rotation of the Earth.

San Diego Scientists To Join New National Microbiome Project

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The White House is putting $121 million in new federal funding toward mapping the tiny microbes living in humans and the environment. Local scientists will join the big effort.

Forestry Officials Ramp Up Fight Against Invasive Beetles

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One species that originated from Arizona has infested more than 100,000 acres across San Diego County. One thing campers can do to help curb the beetles’ spread: buy firewood locally.

San Diego Company Sets Price Of Newly Approved Parkinson’s Drug

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The first approved drug designed to specifically treat the hallucinations that can accompany Parkinson's disease will cost $23,400 per year.

San Diego Scientists Help Discover Earth-Sized Planets Orbiting Tiny Star

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The planets orbit a small and faint star, not visible to the naked eye. They're about as close to their star as Jupiter is to its moons.

Healthy Aging May Not Require Winning The Genetic Lottery

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San Diego scientists found that people who live into their 80s and above with their health intact may have some genetic protections, but fewer than you might expect.

UC San Diego Scientists Working On Roadside Test For Stoned Drivers

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Police can use breathalyzers to catch drunken drivers. But they don’t have a great way of identifying stoned drivers.

UC San Diego Holds Meeting On Gaps In Marijuana Research

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Scientists gathered at the university to discuss what we still don’t know about the effects of using pot.

El Niño Slightly Improved The Drought But Didn't Bust It

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For the past few months, we've used the KPBS Drought Tracker to tell you how much rain and snow El Niño has been bringing to California. After a fairly average wet season, where does California's drought stand now?

Study: Atmospheric Pattern Amplifying Effects Of Climate Change In California

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The state may be in for more extreme dryness in coming years, thanks to the increasingly common "ridiculously resilient ridge."

Beach Replenishment Takes A Toll On Sand-Dwelling Creatures

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Using offshore sand to replenish shrinking beaches can harm coastal invertebrate populations, according to a new UC San Diego study.

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