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May 25, 2024

Dr. Diane DiEuliis — NDU — Preparing National Security Leaders For The Next Generation Of Threats

Posted by in categories: bioengineering, biological, biotech/medical, climatology, education, health, neuroscience, policy

Episode Disclaimer — The views presented in this episode are those of the speaker and do not necessarily represent the views of the United States Department of Defense (DoD) or its components.

Dr. Diane DiEuliis, Ph.D. is a Distinguished Research Fellow at National Defense University (NDU — https://www.ndu.edu/), an institution of higher education, funded by the United States Department of Defense, aimed at facilitating high-level education, training, and professional development of national security leaders. Her research areas focus on emerging biological technologies, biodefense, and preparedness for biothreats. Specific topic areas under this broad research portfolio include dual-use life sciences research, synthetic biology, the U.S. bioeconomy, disaster recovery, and behavioral, cognitive, and social science as it relates to important aspects of deterrence. Dr. DiEuliis currently has several research grants in progress, and teaches in foundational professional military education.

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May 24, 2024

How air pollution affects the digestive system

Posted by in categories: biotech/medical, health

Fine air particles, less than 2.5 micrometers in diameter (PM2.5), are a major air pollutant linked to various health problems. These particles can travel deep into the lungs and even enter the bloodstream when inhaled. Recent research suggests a major health concern: PM2.5 exposure can also damage the digestive system, including the liver, pancreas, and intestines.

May 23, 2024

A new gene-editing system tackles complex diseases

Posted by in categories: biotech/medical, genetics, health, neuroscience

The human genome consists of around 3 billion base pairs and humans are all 99.6% identical in their genetic makeup. That small 0.4% accounts for any difference between one person and another. Specific combinations of mutations in those base pairs hold important clues about the causes of complex health issues, including heart disease and neurodegenerative diseases like schizophrenia.

May 23, 2024

How the Ascension cyberattack is disrupting care at hospitals

Posted by in categories: biotech/medical, cybercrime/malcode, health

With IT systems down, staff at Ascension have to use manual processes they left behind some 20 years ago. It’s the latest in a string of attacks on health care systems that house private patient data.

May 20, 2024

What Your ‘Heart Age’ Says About Your Health

Posted by in category: health

Do you need to know your heart age? A growing crop of tools will estimate it for you.

May 19, 2024

Elon Musk debuts Starlink satellite internet service in Indonesia

Posted by in categories: Elon Musk, health, internet, satellites

Elon Musk traveled to Bali this weekend to officially launch Starlink, the SpaceX satellite internet service, in Indonesia this Sunday.

At a launch event with ministers in a health clinic in Indonesia, Musk stressed the significance of providing internet access to far-reaching corners of the vast archipelago, comprised of 17,000 islands across three time zones.

May 19, 2024

Vitamin D Alters Mouse Gut Bacteria to give Better Cancer Immunity

Posted by in categories: bioengineering, biotech/medical, health

Researchers at the Francis Crick Institute, the National Cancer Institute (NCI) of the U.S. National Institutes of Health (NIH) and Aalborg University in Denmark have found that vitamin D encourages the growth of a type of gut bacteria in mice which improves immunity to cancer.

Reported today in Science, the researchers found that mice given a diet rich in vitamin D had better immune resistance to experimentally transplanted cancers and improved responses to immunotherapy treatment. This effect was also seen when gene editing was used to remove a protein that binds to vitamin D in the blood and keeps it away from tissues.

Surprisingly, the team found that vitamin D acts on epithelial cells in the intestine, which in turn increase the amount of a bacteria called Bacteroides fragilis. This microbe gave mice better immunity to cancer as the transplanted tumours didn’t grow as much, but the researchers are not yet sure how.

May 19, 2024

AI Tool Predicts Whether Online Health Misinformation Will Cause Real-World Harm

Posted by in categories: health, robotics/AI

A new AI-based analytical technique reveals that specific language phrasing in Reddit misinformation posts foretold people rejecting COVID vaccinations.

By Joanna Thompson

May 17, 2024

This maternal health startup is donating $10 million to help close the healthcare research gap

Posted by in categories: business, health

The founders of Perelel, which sells prenatal vitamins, say charitable giving is baked into their business model. Today they’re making good on that promise.

May 16, 2024

Spontaneous Persistent Inactivity — Scientists Discover New Type of Memory State

Posted by in categories: biotech/medical, health, neuroscience

UCLA Health researchers have identified a process that memories while reducing metabolic costs, even during sleep. This efficient memory is found in a brain region essential for learning and memory, which is also where Alzheimer’s disease originates.

The discovery is published in the journal Nature Communications.

Does this sound familiar: You go to the kitchen to fetch something, but when you get there, you forget what you wanted. This is your working memory failing. Working memory is defined as remembering some information for a short period while you go about doing other things. We use working memory virtually all the time. Alzheimer’s and dementia patients have working memory deficits and it also shows up in mild cognitive impairment (MCI). Hence, considerable effort has been devoted to understanding the mechanisms by which the vast networks of neurons in the brain create working memory.

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