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Catalyzing drug discovery with explainable deep learning

2023-12-20
Scientists have discovered one of the first new classes of antibiotics identified in the past 60 years, and the first discovered leveraging an AI-powered platform built around explainable deep learning. Published in Nature today, the peer-reviewed paper, entitled “Discovery of a structural class of antibiotics with explainable deep learning,” was co-authored by a team of 21 researchers, led by Felix Wong, Ph.D., co-founder of Integrated Biosciences, and James J. Collins, Ph.D., Termeer Professor of Medical Engineering ...

Study unveils a role of mitochondria in dietary fat processing

Study unveils a role of mitochondria in dietary fat processing
2023-12-20
The maintenance of a balanced lipid homeostasis is critical for our health. While consumption of excessive amounts of fatty foods contributes to metabolic diseases such as obesity and atherosclerosis, fat is an indispensable component of our diet. Digested lipids supply the body with essential building blocks and facilitate the absorption of important vitamins. In a new study published in the journal Nature, a team of researchers led by Professor Manolis Pasparakis and their collaborators Professor Aleksandra Trifunovic and Professor Christian Frezza at the Excellence Cluster CECAD of the University of Cologne, and Professor Jörg Heeren ...

Protein secrets unveiled: Newl molecular insight of protein–protein interactions

Protein secrets unveiled: Newl molecular insight of protein–protein interactions
2023-12-20
Researchers from Tokyo Medical and Dental University (TMDU) have developed a new technique allowing the binding interfaces on two interacting proteins to be characterized, and validated it by describing the homophilic interaction between LAMP2A molecules Tokyo, Japan – Proteins are building blocks of our bodies, but they do not work solo. They form partners to facilitate in different biological processes that keep us going. However, analyzing how proteins interact at a molecular level can be challenging. Now, a research team from Japan reveals the secrets behind these “protein partnerships”.  In a study published recently in Protein Science, researchers ...

Alzheimer’s discovery reveals dire effect of toxic tau protein on brain cells

Alzheimer’s discovery reveals dire effect of toxic tau protein on brain cells
2023-12-20
University of Virginia Alzheimer’s researchers have discovered how harmful tau proteins damage the essential operating instructions for our brain cells, a finding which could lead to new treatments.  The toxic protein, the researchers found, warps the shape of the nuclei of nerve cells, or neurons. This alters the function of genes contained inside and reprograms the cells to make more tau. While the protein has long been a prime suspect in Alzheimer’s and other neurodegenerative “tauopathies,” the new research from UVA’s ...

Fraunhofer USA releases Annual Research Report, Focus 2023

2023-12-20
Fraunhofer USA, a leading nonprofit research organization dedicated to applied research and development services, is proud to announce the release of its Annual Report, Focus 2023. The report underscores Fraunhofer USA's commitment to fostering transatlantic collaboration, strengthening university-government partnerships, and driving impactful technology transfer. Transatlantic Collaboration: A Pillar of Innovation In the pursuit of global innovation, Fraunhofer USA continues to play a pivotal role in fostering transatlantic collaboration. The annual report highlights the organization's successful partnerships with Fraunhofer-Gesellschaft research institutes, resulting in groundbreaking ...

International collaboration to improve cancer care in Sub-Saharan Africa updates resources for sixth year

2023-12-20
PLYMOUTH MEETING, PA [December 20, 2023] — The National Comprehensive Cancer Network® (NCCN®)—an alliance of leading academic cancer centers in the United States—is celebrating six years of working alongside the African Cancer Coalition (ACC), the American Cancer Society (ACS), and the Clinton Health Access Initiative (CHAI), as part of Allied Against Cancer. The collaboration was formed to support and empower the Sub-Saharan African oncology community to advance health system capacity, ...

New study sheds light on the connection between the microbiome and kidney stones

New study sheds light on the connection between the microbiome and kidney stones
2023-12-20
 A new study from Lawson Health Research Institute and Western University published in the journal Microbiome has found changes in the microbiome in multiple locations in the body are linked to the formation of kidney stones. The human microbiome comprises trillions of microorganisms, including healthy bacteria. In recent years, research has begun to uncover its role in health and numerous diseases. The research team examined the gut, urinary and salivary microbiomes in 83 patients who had kidney stones ...

TTUHSC researcher studies the ability of brine shrimp to thrive in high salinity

TTUHSC researcher studies the ability of brine shrimp to thrive in high salinity
2023-12-20
Brine shrimp of the genus Artemia are small crustaceans that can thrive in environments where sodium concentrations are as high as 25% (more than eight times typical ocean sea water). Also known by the household pet trademark ‘sea monkeys,’ these animals are abundant in inland salt lakes where brine-fly larvae are the only other animals known to exist. The mechanisms which permit brine shrimp to tolerate some of the harshest environments are only partially understood. Previously known adaptive features include a tight protective layer (integument) to avoid water loss and the increased extrusion of sodium (Na+) and chloride (Cl-) ions ...

Digital training program improves quality of life for care residents with dementia – even during the COVID-19 pandemic

2023-12-20
Quality of life for people with dementia living in residential and nursing home care substantially improved after staff took part in a digital training programme that was specially adapted to Covid-19 restrictions. The training also led to a significant drop in the prescription of potentially harmful sedative medications to residents. The iWHELD programme supported care home staff in delivering personalised care and encouraging meaningful social interactions. Through a digital platform featuring live coaching sessions led by trained coaches, the programme supported ...

Discovery: Plants use “trojan horse” to fight mold invasions 

Discovery: Plants use “trojan horse” to fight mold invasions 
2023-12-20
UC Riverside scientists have discovered a stealth molecular weapon that plants use to attack the cells of invading gray mold.  If you’ve ever seen a fuzzy piece of fruit in your fridge, you’ve seen gray mold. It is an aggressive fungus that infects more than 1,400 different plant species: almost all fruits, vegetables, and many flowers. It is the second most damaging fungus for food crops in the world, causing billions in annual crop losses. A new paper in the journal Cell Host & Microbe describes how plants send tiny, innocuous-seeming lipid “bubbles” filled with RNA across enemy lines, into the cells of the aggressive mold. Once ...

Could an electric nudge to the head help your doctor operate a surgical robot?

Could an electric nudge to the head help your doctor operate a surgical robot?
2023-12-20
People who received gentle electric currents on the back of their heads learned to maneuver a robotic surgery tool in virtual reality and then in a real setting much more easily than people who didn’t receive those nudges, a new study shows. The findings offer the first glimpse of how stimulating a specific part of the brain called the cerebellum could help health care professionals take what they learn in virtual reality to real operating rooms, a much-needed transition in a field that increasingly relies on digital simulation training, said author and Johns Hopkins University roboticist Jeremy ...

Mount Sinai researchers develop novel method to improve disease prediction across diverse ancestries

Mount Sinai researchers develop novel method to improve disease prediction across diverse ancestries
2023-12-20
A team of scientists from Icahn School of Medicine at Mount Sinai has developed a groundbreaking statistical technique, “BridgePRS,” to enhance disease prediction in people of non-European ancestry, particularly those of African descent. This development represents a substantial step towards reducing health care inequities and a future of more personalized and precise medical interventions based on genetic information. Details of their work were published in Nature Genetics on Wednesday, December 20. Current polygenic risk scores (PRS), essential tools for predicting disease risk encoded in our ...

How researchers are “CReATiNG” synthetic chromosomes faster and cheaper

How researchers are “CReATiNG” synthetic chromosomes faster and cheaper
2023-12-20
A groundbreaking new technique invented by researchers at the USC Dornsife College of Letters, Arts and Science may revolutionize the field of synthetic biology. Known as CReATiNG (Cloning Reprogramming and Assembling Tiled Natural Genomic DNA), the method offers a simpler and more cost-effective approach to constructing synthetic chromosomes. It could significantly advance genetic engineering and enable a wide range of advances in medicine, biotechnology, biofuel production and even space exploration. CReATiNG works by cloning and reassembling natural DNA segments from yeast, allowing scientists to create synthetic chromosomes that can replace their native counterparts in cells. ...

IOP Publishing expands open access in Asia Pacific region with its first Read and Publish agreement in Taiwan

IOP Publishing expands open access in Asia Pacific region with its first Read and Publish agreement in Taiwan
2023-12-20
IOP Publishing (IOPP) has secured its first ‘Read and Publish’ transformative agreement in Taiwan, demonstrating its dedication to expanding open access (OA) to research in the Asia-Pacific (APAC) region and at scale globally.  The three-year transformative agreement with the Physics Research Promotion Centre, which is part of the National Science and Technology Council (NSTC), will enable 20 Taiwanese universities to offer their researchers unlimited OA publishing at no cost to them. The agreement will also allow authors to retain copyright ...

Mediterranean diet ‘a straightforward approach’ among many nutritional options for improving the chance of success in IVF

Mediterranean diet ‘a straightforward approach’ among many nutritional options for improving the chance of success in IVF
2023-12-20
Adjuvant therapies to help infertile women conceive by IVF - especially those whose treatments have been unsuccessful in the past - are now a common feature both before and during the treatment cycle. Now, a new analysis of the evidence for many nutritional supplements and diets thought to improve outcome in IVF has concluded that adopting a Mediterranean diet during treatment would offer a single ‘straightforward approach’ with good evidence of benefit in contrast to that of a Western diet. Evidence from studies of nine commonly used nutritional supplements was found to be inconsistent and not always of good quality. The analysis, by Professor Roger ...

Could gamma brain stimulation help combat Alzheimer’s disease?

2023-12-20
A review in the Journal of Internal Medicine explores the potential of non-invasive interventions such as light, sound, and magnets to stimulate gamma brain waves for the treatment of Alzheimer’s disease. Such strategies may be beneficial because Alzheimer’s disease is characterized by reduced fast brain oscillations in the gamma range (30–100 Hz). The authors note that recent studies reveal that it is feasible and safe to induce 40 Hz brain activity in patients with Alzheimer’s disease through a range of methods. Also, preliminary evidence suggests that such treatment can yield beneficial ...

How does the inability to burp affect daily life?

2023-12-20
The inability to burp—called retrograde cricopharyngeus dysfunction (R-CPD)—is caused by failure of the throat’s cricopharyngeal muscle to relax to allow the outward passage of gas. An interview-based study in Neurogastroenterology & Motility that included 199 adults affected by the condition reveals the impact of R-CPD on quality of life. Most participants reported abdominal bloating, socially awkward gurgling noises, excessive flatulence, and difficulty vomiting. Only half discussed their symptoms with their primary care clinician, and 90% felt they did not receive ...

Does losing a parent during childhood contribute to separation anxiety and anxious attachment in women?

2023-12-20
Women who lost a parent early in life may be more likely to experience separation anxiety with romantic partners during adulthood, according to a study published in Stress and Health. In addition to feeling distressed when separated from their partners, these women may also experience anxious attachment, or worry that significant others will not be available at times of need. The study included 60 women who lost one or both parents in their youth and 60 who had living parents. Based on participants’ answers to questionnaires, women who lost a parent reported higher levels of anxious attachment and adult separation anxiety ...

Do steroid creams affect bone health?

2023-12-20
New research indicates that higher doses of topical corticosteroids, which are commonly used to treat inflammatory skin conditions, are linked with elevated risks of osteoporosis and bone fractures associated with osteoporosis. The findings are published in the Journal of the European Academy of Dermatology and Venereology and are based on information from the Taiwan National Health Insurance Research Database. Investigators selected 129,682 osteoporosis cases and 34,999 major osteoporotic fracture (MOF) cases and matched them with 518,728 and 139,996 controls (without osteoporosis or MOF) ...

360-degree head-up display view could warn drivers of road obstacles in real time

360-degree head-up display view could warn drivers of road obstacles in real time
2023-12-20
Researchers have developed an augmented reality head-up display that could improve road safety by displaying potential hazards as high-resolution three-dimensional holograms directly in a driver’s field of vision in real time. Current head-up display systems are limited to two-dimensional projections onto the windscreen of a vehicle, but researchers from the Universities of Cambridge, Oxford and University College London (UCL) developed a system using 3D laser scanner and LiDAR data to create a fully 3D representation of London streets. The system ...

Taking out the cellular trash

2023-12-20
If we don’t take out the trash regularly, our homes become unpleasant and even a danger to our health. The same applies to our cells: If excess proteins and strands of genetic material aren’t removed, the cell and ultimately the entire organism can fall ill. For instance, scientists suspect there is a connection between Alzheimer’s and mutations that cause defects in cellular garbage removal. What’s more, tests with mice have shown that suppressing the breakdown of DNA and RNA can trigger serious autoimmune diseases. But concrete evidence is missing: “There’s a lot of research showing how genetic information in the ...

Aerogel can become the key to future terahertz technologies

Aerogel can become the key to future terahertz technologies
2023-12-20
High-frequency terahertz waves have great potential for a number of applications including next-generation medical imaging and communication. Researchers at Linköping University, Sweden, have shown, in a study published in the journal Advanced Science, that the transmission of terahertz light through an aerogel made of cellulose and a conducting polymer can be tuned. This is an important step to unlock more applications for terahertz waves. The terahertz range covers wavelengths that lie between microwaves and infrared light on the electromagnetic spectrum. It has a very high frequency. Thanks to this, many researchers ...

Slimming significantly alters your microbiome and brain activity

2023-12-20
Worldwide, more than one billion people are obese. Obesity is a risk factor for cardiovascular disease, diabetes, and some cancers. But permanently losing weight isn’t easy: complex interactions between body systems such as gut physiology, hormones, and the brain are known to work against it. One method for weight loss is intermittent energy restriction (IER), where days of relative fasting alternate with days of eating normally. “Here we show that an IER diet changes the human brain-gut-microbiome axis. The ...

Giving video games this Christmas? New research underlines need to be aware of loot box risks

2023-12-20
Recent controversy has surrounded the concept of loot boxes – the purchasable video game features that offer randomised rewards but are not governed by gambling laws.   Now research led by the University of Plymouth has shown that at-risk individuals, such as those with known gaming and gambling problems, are more likely to engage with loot boxes than those without. The study is one of the largest, most complex and robustly designed surveys yet conducted on loot boxes, and has prompted experts to reiterate the call for stricter enforcement around them. ...

Large language models validate misinformation, research finds

2023-12-20
New research into large language models shows that they repeat conspiracy theories, harmful stereotypes, and other forms of misinformation.  In a recent study, researchers at the University of Waterloo systematically tested an early version of ChatGPT’s understanding of statements in six categories: facts, conspiracies, controversies, misconceptions, stereotypes, and fiction. This was part of Waterloo researchers’ efforts to investigate human-technology interactions and explore how to mitigate risks. They discovered that GPT-3 frequently made mistakes, contradicted ...
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