Retooling the ribosomal translation machine could expand chemical repertoire of cells
2023-06-13
Synthetic biologists have become increasingly creative in engineering yeast or bacteria to churn out useful chemicals — from fuels to fabrics and drugs — beyond the normal repertoire of microbes.
But a multi-university group of chemists has a more ambitious goal: to retool the cell's polypeptide manufacturing plants — the ribosomes that spin amino acids into protein — to generate polymer chains that are more elaborate than what can now be made in a cell or a test tube.
The $20 million research enterprise centered at the University of California, Berkeley, is ...
Sickle cell disease is 11 times more deadly than previously recorded
2023-06-13
A new analysis provides a more complete picture of sickle cell disease mortality burden by combining disease prevalence data in different age groups and trends in overall survival when factoring in resulting secondary conditions.
When looking across all deaths, sickle cell disease is a leading cause of mortality in children under 5 years as well as in youth 5–14 years and adults 15–49 years.
Half a million babies were born with sickle cell disease in 2021, and 79% of these infants were in sub-Saharan Africa.
The largest increases ...
New approaches to evaluating water interventions around the globe
2023-06-13
Billions of people around the world face water insecurity. Although there are numerous projects from governments, NGOs, and private corporations who are committed to providing safely managed water and sanitation by 2030, a new study advocates for more holistic evaluation of water, sanitation, and hygiene (WASH) interventions.
According to the study by Justin Stoler, associate professor in the University of Miami College of Arts and Sciences Department of Geography and Sustainable Development, issues ...
ASCAP introduces slate of AI initiatives to help music creators navigate the future while protecting their work
2023-06-13
NEW YORK, June 13, 2023 – With the potential for artificial intelligence (AI) to create both massive disruption and great opportunity within the music industry, ASCAP — the only US PRO that operates on a not-for-profit basis — is introducing a slate of AI initiatives to help music creators navigate the future while protecting their work. These newly announced initiatives include: adoption by the ASCAP Board of Directors of a set of key ASCAP AI principles, creator education, startup incubation and policy development. Building upon ASCAP’s strong ...
Study in mice links heat-damaged DNA in food to possible genetic risks
2023-06-13
Researchers have newly discovered a surprising and potentially significant reason why eating foods frequently cooked at high temperatures, such as red meat and deep-fried fare, elevates cancer risk. The alleged culprit: DNA within the food that’s been damaged by the cooking process.
As shown for the first time known to the authors, this study by Stanford scientists and their collaborators at the National Institute of Standards and Technology (NIST), the University of Maryland, and Colorado State University reveals that components of heat-marred DNA can be absorbed during digestion and incorporated into the DNA of the consumer. That uptake directly ...
UC Irvine neuroscientists develop ‘meta-cell’ to move Alzheimer’s fight forward
2023-06-13
Irvine, Calif., June 13, 2023 – University of California, Irvine neuroscientists probing the gene changes behind Alzheimer’s disease have developed a process of making a “meta-cell” that overcomes the challenges of studying a single cell. Their technique has already revealed important new information and can be used to study other diseases throughout the body. Details about the meta-cell – created by researchers with the UCI Institute for Memory Impairments and Neurological Disorders, known as UCI MIND – were published in the online journal Cell Press.
Technologies called transcriptomics that study sets of RNA within organisms ...
What’s an underrated way to study decisions? Think out loud
2023-06-13
Think fast: if you’re running a race and overtake the person in second place, what position are you in? Many people instinctively respond that you’re in first place. However, upon reflection, some people realize the correct answer is that you’re now in second place: the former number-two runner slipped into third as you overtook them.
Trick questions of this kind are invaluable to cognitive scientists because they shed light on the cognitive quirks that shape our decision-making. “These aren’t just trick questions,” explained Nick Byrd, a philosopher-scientist and Intelligence Community Fellow who led the research at Stevens ...
Pass the salt: This space rock holds clues as to how Earth got its water
2023-06-13
Sodium chloride, better known as table salt, isn't exactly the type of mineral that captures the imagination of scientists. However, a smattering of tiny salt crystals discovered in a sample from an asteroid has researchers at the University of Arizona Lunar and Planetary Laboratory excited, because these crystals can only have formed in the presence of liquid water.
Even more intriguing, according to the research team, is the fact that the sample comes from an S-type asteroid, a category known to mostly lack hydrated, or water-bearing, minerals. The discovery strongly suggests ...
Understanding tumor microenvironment with photoacoustic spectral analysis
2023-06-13
Tumors are not just isolated clumps of abnormal cells but are associated with more complex system known as the “tumor microenvironment” (TME). Over the past few years, research has revealed that the TME consists of a complex combination of blood vessels, connective tissue, and a matrix of extracellular proteins and molecules. Most importantly, the composition of the TME is different from that of nearby healthy tissues. In particular, the lipid and collagen contents of tumors differ from those of normal tissues, making them important potential biomarkers for diagnosing various types of ...
Special issue of JICM on global public health and the Declaration of Astana
2023-06-13
A special focus issue of the peer-reviewed Journal of Integrative and Complementary Medicine (JICM) on Global Public Health is a response to the Declaration of Astana, developed by the World Health Organization and UNICEF. With contributions from traditional, complementary, and integrative medicine (TCIM) scholars and thought leaders around the world, the issue showcases research and scholarship examining the opportunities and challenges that TCIM approaches offer global health to governments and health service providers seeking to fulfill ...
ASU establishes ʻĀkoʻakoʻa, a new collaborative effort to seed renewed connection between human and coral communities in Hawaiʻi
2023-06-13
With a group of core partners, Arizona State University is creating a new $25 million collaboration to preserve and restore vitality to Hawaiʻi’s coral reefs and the health of its coastlines.
The community-based effort looks to fuse state-of-the-art science programs with the leadership and cultural knowledge of Hawaiʻi’s community partners to enable coastal and reef sustainability for generations to come. Named ʻĀkoʻakoʻa (pronounced ah kō-a kō-a), the effort shares a dual meaning ʻto assemble’ and ‘coral.’
“For ...
Men and women with migraine both carry an increased risk of ischemic stroke
2023-06-13
Women and men who experience migraine headaches also carry an elevated risk of having an ischemic stroke, but women alone may carry an additional risk of heart attack and hemorrhagic stroke, according to a new study led by Cecilia Hvitfeldt Fuglsang of Aarhus University, Denmark publishing June 13th in the open access journal PLOS Medicine.
People diagnosed with migraine are believed to have a higher risk of experiencing a heart attack or stroke before the age of 60. Previous studies have suggested ...
How seeing corpses reduces the lifespan of flies
2023-06-13
Researchers led by Christi Gendron at the University of Michigan, US, have found the link between death perception and reduced aging in flies. Their new study, published June 13th in the open access journal PLOS Biology shows that a specific group of brain cells in the fly, called R2 and R4 neurons, are activated when flies encounter other dead flies, and that this increased activity leads to more rapid aging.
Aging is a complex process that can be affected by both genetics and the environment. While we know that perceptual experiences can affect ...
Study develops primer scheme for human monkeypox virus that can be plugged into currently existing amplicon-based sequencing and bioinformatics infrastructure
2023-06-13
Study develops primer scheme for human monkeypox virus that can be plugged into currently existing amplicon-based sequencing and bioinformatics infrastructure; this approach has enabled public health laboratories to quickly adapt their genomic workflows in response to a newly emerging pathogen.
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In your coverage, please use this URL to provide access to the freely available paper in PLOS Biology: http://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.3002151
Article Title: Development of an amplicon-based sequencing approach in response ...
Key regulator of COVID viral receptor may be new drug target
2023-06-13
Entry of the SARS-CoV-2 virus into human tissues depends on the activity of a host gene that regulates production of a key viral receptor, according to a study publishing June 13th in the open access journal PLOS Biology by Madison Strine and Craig Wilen of Yale University, US, and colleagues. The finding provides important new information on how the virus responsible for COVID-19 causes infection and may lead to new antiviral treatments.
In previous work, the authors identified the gene DYRK1A as critical for SARS-CoV-2 pathogenesis. The gene encodes a kinase, a type of enzyme, and had been previously implicated in regulating cell proliferation ...
Illinois Tech earns prestigious recognition as Dassault Systèmes Global 3DX Education Center of Excellence
2023-06-13
CHICAGO—June 13, 2023—Illinois Institute of Technology (Illinois Tech) has been named as a Dassault Systèmes Global 3DEXPERIENCE (3DX) Education Centers of Excellence, a prominent distinction achieved by only three universities in the United States.
On May 11, Illinois Tech recognized this esteemed recognition with the unveiling of a plaque in the newly-launched 3DEXPERIENCE demonstration space. This prestigious honor places Illinois Tech at the forefront of educational institutions leveraging the most advanced digital technology tools and amplifies Illinois Tech's role in equipping ...
Powering the future: UH professor to use NSF Career Award for game-changing research
2023-06-13
In today's dynamic environment where electricity demand is skyrocketing, power converters are the unsung heroes quietly transforming the way we harness and utilize electrical energy and seamlessly fueling our daily lives – from the ubiquitous wall chargers powering up everything from laptops to cell phones to integral parts of electrical systems that keep offshore wind turbines spinning. By 2030, over 80% of electricity is expected to flow through power converters, creating a pressing need to extend their operational lifetime.
“Without power conversion, you cannot really get energy from or efficiently from solar panels and wind turbines, you cannot charge electric ...
Are emoji helping your physician communicate better? What new research tells us about emoji use among hospitalists
2023-06-13
You may have heard it said before that a picture is worth a thousand words, but what about an emoji?
Since emoji were first created in the 1990s, their use has evolved and increased significantly in text messaging, social media, email and more. And now, even clinicians are using them when communicating with each other at work.
“It's very interesting, the idea that a single emoji has some some kind of meaning, but could mean something different to different people,” said Colin Halverson, PhD, assistant professor of medicine at Indiana University School of Medicine.
Halverson, along with Mike ...
Largest global map of marine life protections released
2023-06-13
ProtectedSeas Navigator—the first global map of the world’s marine life regulations and their boundaries is now available. Navigator is a free, interactive map of over 21,000 marine protected and managed areas across 220 countries and territories and in over 25 languages.
Navigator offers a global view of marine life protections to help inform progress towards international conservation goals, including protecting 30 percent of the global ocean by 2030, which was adopted at the UN Biodiversity ...
Stowers scientists investigate the evolution of animal developmental mechanisms, show how some of Earth’s earliest animals evolved
2023-06-13
KANSAS CITY, MO—June 13, 2023—Lacking bones, brains, and even a complete gut, the body plans of simple animals like sea anemones appear to have little in common with humans and their vertebrate kin. Nevertheless, new research from Investigator Matt Gibson, Ph.D., at the Stowers Institute for Medical Research shows that appearances can be deceiving, and that a common genetic toolkit can be deployed in different ways to drive embryological development to produce very different adult body plans.
It is well established that sea anemones, corals, and their jellyfish relatives shared a common ancestor with humans that plied the Earth’s ancient oceans ...
Integrating offshore wind into China’s power grid can further carbon neutrality goals
2023-06-13
OFFSHORE WIND POWER OFFERS A PROMISING SOLUTION to the challenge of decarbonizing coastal China. China’s coastal provinces, though small in land mass, are home to 76% of the population; they are also responsible for 72% of total national power consumption and 70% of total CO2 emissions. Transitioning the coastal areas away from fossil fuels is one of China’s core challenges for achieving carbon neutrality by 2060, and offshore wind power may hold the key.
New research published in Nature Communications develops a bottom-up model to ...
First side-necked turtle ever discovered in UK
2023-06-13
The first side-necked turtle ever to be found in the UK has been discovered by an amateur fossil collector and palaeontologists at the University of Portsmouth.
The fossil remains are the earliest of a so-called side-necked pan-pleurodiran turtle, named as such because they fold their neck into their shell sideways when threatened. This does mean they can only see out with one eye.
Originally found on a National Trust beach on the Isle of Wight, the turtle fossil is an almost complete shell with cervical, dorsal and caudal vertebrae, scapulae, pelvic girdle and appendicular bones. Sadly, the skull was missing.
Lead author, Megan Jacobs, ...
Black patients with plaque build-up in arteries in the legs more likely to have a stroke, heart attack or amputation than white patients
2023-06-13
LOS ANGELES -- A new study from Keck Medicine of USC has uncovered significant racial disparities in the diagnosis, treatment and outcomes of peripheral artery disease (PAD) among Black and white patients in the United States.
PAD, which affects approximately eight to 12 million Americans and is associated with nearly half of the 150,000 yearly amputations in the U.S., is a potentially life-threatening condition in which the arteries that carry blood from the heart to the legs narrow or become blocked by the buildup of fatty plaque. This can lead to a heart attack, stroke or amputation of the affected limb.
“We discovered that Black patients are nearly 50% less ...
Estimating dementia risk using multifactorial prediction models
2023-06-13
About The Study: The findings of this study suggest that current dementia risk scores have limited clinical utility for estimation of 10-year dementia risk. Further research is needed to develop more accurate algorithms for estimation of dementia risk.
Authors: Mika Kivimäki, Ph.D. of University College London, is the corresponding author.
To access the embargoed study: Visit our For The Media website at this link https://media.jamanetwork.com/
(doi: 10.1001/jamanetworkopen.2023.18132)
Editor’s Note: Please see the article for ...
Content analysis of emoji and emoticon use in clinical texting systems
2023-06-13
About The Study: This study found that when clinicians use emoji and emoticons in secure clinical texting systems, these symbols function primarily to convey new and interactionally salient information. These results suggest that concerns about the professionalism of emoji and emoticon use may be unwarranted.
Authors: Colin M. E. Halverson, Ph.D., of the Indiana University School of Medicine in Indianapolis, is the corresponding author.
To access the embargoed study: Visit our For The Media website at this link https://media.jamanetwork.com/
(doi: 10.1001/jamanetworkopen.2023.18140)
Editor’s Note: Please ...
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