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Researchers Find “Lost” Memories

May 29, 2015 | by MIT | Comments

Scientists use optogenetics to reactivate memories that could not otherwise be retrieved.

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Bioscience Bulletin: Genes, Greens, and Abstract-thinking Infants

May 29, 2015 4:02 pm | by Bevin Fletcher, Associate Editor | Comments

Welcome to Bioscience Technology’s new series Bioscience Bulletin, where we bring you the five most popular headlines from the week.

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Medical Millirobots Might Operate From Within, Using Magnets

May 29, 2015 11:15 am | by Seth Augenstein, Digital Reporter | Comments

Engineers and doctors and plotting the future of surgery – and it involves operating from within, they say.

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Genomes Help Map Early Humans' Route Out of Africa

May 29, 2015 10:12 am | by Cell Press | Comments

New genomic analyses of people currently living in Ethiopia and Egypt indicate that Egypt was the major gateway out of Africa and that migration followed a northern rather than a southern route.

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Electric Stimulation May Improve Thinking in People with Schizophrenia

May 29, 2015 10:02 am | by Johns Hopkins | Comments

Lightly stimulating the brain with electricity may improve short-term memory in people with schizophrenia, according to a new study.

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Getting “Inked” May Come with Long-Term Medical Risks, Physicians Warn

May 29, 2015 9:44 am | by NYU | Comments

In what they believe to be the first survey of its kind in the United States, researchers have found that as many as 6 percent of adult New Yorkers who get “inked”—in other words, those who get a tattoo—have experienced some form of tattoo-related rash, severe itching, or swelling that lasted longer than four months and, in some cases, for many years.

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Autism Linked to Genetic Mutation – and Researchers Say They Can Undo it

May 28, 2015 12:14 pm | by Seth Augenstein, Digital Reporter | Comments

The genetic roots of autism have been investigated for more than a decade, as DNA sequencing has continued to improve. A new study points to a particular mutation in mice causing autistic-like behavior, adding to a list of potential causes.

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PETA and Doctors’ Group Ask for More Animal Testing Regulation

May 28, 2015 10:01 am | by Seth Augenstein, Digital Reporter | Comments

People for the Ethical Treatment of Animals and the Physicians Committee for Responsible Medicine are asking for better tracking, and a gentler approach, for animal testing in the U.S.

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Diagnosing Cancer With Help from Bacteria

May 28, 2015 9:56 am | by Anne Trafton, MIT | Comments

Engineered probiotics can detect tumors in the liver.

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A New Era for Genetic Interpretation

May 28, 2015 9:30 am | by UNC | Comments

Researchers are collaborating through the ClinGen consortium to pinpoint disease-causing genetic variants.

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Study Reveals Flaws in Gene Testing; Results Often Conflict

May 28, 2015 9:04 am | by Marilynn Marchione, AP Chief Medical Writer | Comments

The first report from a big public-private project to improve genetic testing reveals it is not as rock solid as many people believe, with flaws that result in some people wrongly advised to worry about a disease risk and others wrongly told they can relax.

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Imaging Test May Identify Biomarker of Alzheimer's Disease

May 28, 2015 8:59 am | by Radiological Society of North America | Comments

Degeneration of the white matter of the brain may be an early marker of specific types of Alzheimer's disease (AD), including early-onset AD, according to results of a new study published in the journal Radiology.

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Scientists Tout New ‘Rosetta Stone’ for Prostate Cancer Mutations

May 27, 2015 10:18 am | by Seth Augenstein, Digital Reporter | Comments

About 90 percent of advanced prostate cancers have particular genetic mutations that can provide a target for cancer drugs. An international team of scientists say they have cataloged a comprehensive map of those mutations in metastatic prostate cancers, in a paper published in the journal Cell.

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Tiny Heart, Big Promise

May 27, 2015 9:56 am | by Children's Hospital Los Angeles | Comments

Understanding how cells become coronary vessels may lead to advances in repairing heart damage .

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From Worker to Queen at the Drop of a Gene

May 27, 2015 9:36 am | by University of Leicester | Comments

Researchers discover the genes that cause the buff-tailed bumblebee to develop into a male, worker or queen.

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New Chip Makes Testing for Antibiotic-resistant Bacteria Faster, Easier

May 27, 2015 9:23 am | by University of Toronto | Comments

Researchers have designed a small and simple chip to test for antibiotic resistance in just one hour, giving doctors a shot at picking the most effective antibiotic to treat potentially deadly infections. Their work was was published this week in the international journal Lab on a Chip.

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