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Science News for April 12, 2022


How to find anti-cancer agents

The Paul Scherrer Institute and Italian Institute of Technology have developed a novel substance called Todalam that disables tubulin, a protein essential for cell division. In cell cultures, Todalam kills cells, making it a promising starting point for developing an anti-cancer drug.

SourcePaul Scherrer Institute·JournalAngewandte Chemie·TypeExperimental study·DateApr 12, 2022

Singapore scientists demonstrate that some tropical plants have potential to remove toxic heavy metals from the soil

A team of researchers from Nanyang Technological University and National Parks Board in Singapore has discovered that certain tropical plant species can absorb and remove toxic heavy metals and metalloids from contaminated soil. The study identified 12 plant species effective for phytoremediation, including Cow Grass, Brake Fern, and I...

SourceNanyang Technological University·JournalEnvironmental Pollution·TypeExperimental study·DateApr 12, 2022

Development of an oxidation-resistant copper core–nickel shell ink

The National Institute for Materials Science has developed an oxidation-resistant copper core–nickel shell ink, significantly improving resistance to degradation. This cheaper and more stable ink may popularize printed electronics, offering comparable conductivity to conventional metallic inks.

SourceNational Institute for Materials Science, Japan·JournalACS Applied Materials & Interfaces·TypeExperimental study·DateApr 12, 2022

QUT Centre of Materials Science focus in special journal issue

The QUT Centre of Materials Science has published a special journal issue showcasing its research on innovative materials. The centre's work covers various themes including polymeric materials, energy materials, biomaterials, and nanomaterials, with a focus on fundamental understanding and real-world applications.

SourceQueensland University of Technology·JournalAdvanced Materials Technologies·TypeExperimental study·DateApr 12, 2022

Two in five adults with ADHD are in excellent mental health

A new nationally representative study found that two in five adults with attention deficit hyperactivity disorder (ADHD) were in excellent mental health. Being married, physically active, free from chronic pain, and having no history of depression or anxiety were associated with complete mental well-being.

SourceUniversity of Toronto·JournalInternational Journal of Applied Positive Psychology·TypeSurvey·DateApr 12, 2022

Bioprinting for bone repair improved with genes

An international team of engineers has successfully bioprinted bone along with two growth factor encoding genes that help incorporate cells and heal defects in rats. The researchers used gene encoding PDGF-B and BMP-2, which encouraged cell multiplication and migration, resulting in a 40% increase in bone tissue creation.

SourcePenn State·JournalBiomaterials·DateApr 12, 2022

Poverty, crime linked to differences in newborns’ brains

Research suggests that pregnant mothers' environments can influence the structure and function of their babies' brains before birth. A study found that babies born to mothers living in poverty tend to have smaller brains than those whose mothers had higher household incomes. Additionally, exposure to crime during pregnancy may affect b...

SourceWashU Medicine·JournalJAMA Network Open·TypeImaging analysis·DateApr 12, 2022

Study of data from NASA, ESA and Russian space agency explores effects of extended spaceflight on brain

A study of NASA, ESA, and Russian space agency data found that extended spaceflight leads to changes in the brain's perivascular spaces. The research, led by Medical University of South Carolina scientists, used MRI scans to evaluate brain changes before and after six months on the International Space Station.

SourceMedical University of South Carolina·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateApr 12, 2022

Austerity is worsening NHS waiting time inequality in Scotland

Research shows austerity measures reversed gains made in reducing waiting time inequality for socioeconomically deprived patients in Scotland. Waiting times increased across all patients after the introduction of austerity measures in 2010.

SourceSAGE·JournalJournal of the Royal Society of Medicine·TypeContent analysis·DateApr 12, 2022

Recognizing an impending stroke

Researchers have identified a biomarker that indicates high risk of impending stroke post-subarachnoid hemorrhage, enabling early treatment initiation in comatose patients. Electrodiagnostic monitoring detects 'spreading depolarizations' caused by toxic by-products of blood breakdown, allowing clinicians to intervene before it's too late.

Adolescent drug overdose deaths rose exponentially for the first time in history during the COVID pandemic

Adolescent drug overdose deaths nearly doubled in 2020 and rose another 20% in early 2021 compared to the 10 years prior, despite stable drug use rates. The increase is largely attributed to illicit fentanyls found in counterfeit pills, which can be deadly if ingested.

SourceUniversity of California - Los Angeles Health Sciences·JournalJAMA·TypeData/statistical analysis·DateApr 12, 2022

The ethics of research on conscious artificial brains

A team of researchers from Kobe and Kyoto universities proposes an ethical framework for conducting research on conscious brain organoids. The framework assumes that brain organoids already possess consciousness and recommends guidelines similar to those for animal experiments. Key considerations include minimizing the number of organo...

SourceKyoto University·JournalNeuroethics·TypeContent analysis·DateApr 12, 2022

Fixing AI systems

A project aims to develop software toolkits to assess neural network robustness and potential security vulnerabilities. The goal is to create a framework for building secure AI systems, emphasizing human expertise in data collection and testing.

University of Sheffield study shows potential to reduce reliance on non-renewable fertilisers in agriculture

Researchers at the University of Sheffield have identified a unique bacterial phosphatase, PafA, that can efficiently release phosphate from its organic forms. This discovery has potential to help reduce the consumption of phosphate chemical fertilisers and promote sustainable agriculture.

SourceUniversity of Sheffield·JournalProceedings of the National Academy of Sciences·DateApr 12, 2022

Hour-level of robust organic long persistent luminescence from carbon dots

A new carbon dots-based organic blend, m-CDs@CA, was developed to exhibit superior long persistent luminescence (LPL) features. The afterglow is observed for over one hour via irradiation by a hand-hold UV lamp, making it suitable for applications under ambient conditions and in aqueous medium.

Massachusetts jails found ‘innovative solutions’ to implement medical treatment for incarcerated individuals with opioid use disorder

Researchers found that Massachusetts' state mandate driving staff acceptance and creating an atypical flexibility to seek innovative solutions. The program showed that medication diversion was uncommon, and protocols helped ensure correct use of the medication by detainees.

SourceUniversity of Massachusetts Amherst·JournalDrug and Alcohol Dependence·TypeExperimental study·DateApr 12, 2022

What makes an a--hole an a—hole?

A study from the University of Georgia suggests that middle-aged men are commonly perceived as manipulative, aggressive and entitled targets of insults. The research also found that most people believe these individuals are aware of their behavior's impact but don't care enough to change.

SourceUniversity of Georgia·JournalCollabra Psychology·DateApr 12, 2022

On the edge

Researchers at Hebrew University have discovered a new magnetic phenomenon called edge magnetism, where materials only retain magnetism on their edge. This discovery could revolutionize the production of spintronics devices, enabling the creation of ultra-thin wire magnets with curved shapes.

SourceThe Hebrew University of Jerusalem·JournalNano Letters·TypeObservational study·DateApr 12, 2022

Researchers outline need for new approach to COVID-19 vaccine testing

Researchers at Rutgers University propose a new approach to COVID-19 vaccine testing by combining conventional and challenge trials. This parallel approach, called Combining Conventional and Challenge trials (CCC), aims to facilitate faster and more accurate vaccine assessment and more effective pandemic response.

SourceRutgers University·JournalPharmacoepidemiology and Drug Safety·TypeCommentary/editorial·DateApr 12, 2022

A ‘cautionary tale’ about location tracking

A recent study by the University of Rochester found that mobility patterns can be predicted with surprising accuracy based on data collected from acquaintances, even if individual users turn off their own location tracking. The researchers discovered that up to 95% of an individual's movement pattern can be inferred from people they ar...

SourceUniversity of Rochester·JournalNature Communications·TypeData/statistical analysis·DateApr 12, 2022

Grey matter volume could inform treatment decisions for developing mental health disorders

A new study by researchers at the University of Birmingham has identified two distinct brain structure patterns associated with poor outcomes in patients with recent onset psychosis and depression. The study used MRI scans to analyze grey matter volume and found that lower volumes were linked to poorer outcomes, while higher volumes we...

SourceUniversity of Birmingham·JournalBiological Psychiatry·TypeExperimental study·DateApr 12, 2022

Machine learning predicts conduct disorder in kids

A new study uses a machine-learning approach to assess risk factors across biological, psychological, and social domains to predict the development of conduct disorder in children. The model correctly predicted CD two years later with over 90% accuracy.

SourceElsevier·JournalBiological Psychiatry Cognitive Neuroscience and Neuroimaging·TypeExperimental study·DateApr 12, 2022

Cash transfer proposal has downsides for child poverty

A Washington State University study suggests that a cash transfer proposal would increase poverty among single-mother families and triple the number of children living in deep poverty. The Family Security Act aims to cut child poverty by providing monthly payments, but its effects on single mothers' labor supply and income are uncertain.

SourceWashington State University·JournalEconomic Modelling·DateApr 12, 2022

HKUST researchers develop long-term in vivo imaging technique to better understand and treat spinal cord injury

A research team at HKUST has developed a long-term in vivo imaging technique to study spinal cord injury, allowing for repeated and stable imaging without triggering inflammation. The breakthrough enables researchers to track microglia and understand their interaction with degenerating and regenerating axons.

SourceHong Kong University of Science and Technology·JournalNature Communications·TypeExperimental study·DateApr 12, 2022

COVID-19 household transmission is high, with children being a significant source of spread: study

A recent study found that COVID-19 spreads extensively in households, with approximately 50% of household members infected from the first-infected individual. Children were less likely to spread the virus but equally likely to become infected as adults, highlighting their potential role in transmission.

SourceUniversity of Ottawa·JournalCanadian Medical Association Journal·TypeSurvey·DateApr 12, 2022

Maladaptive daydreaming may be a better diagnosis for some than ADHD

A new study by Ben-Gurion University researchers suggests that maladaptive daydreaming (MD) is a distinct mental disorder that can co-occur with attention-deficit/hyperactivity disorder (ADHD). The study found that MD was associated with higher rates of depression, loneliness, and lowered self-esteem in individuals with ADHD.

SourceBen-Gurion University of the Negev·JournalJournal of Clinical Psychology·TypeSurvey·DateApr 12, 2022

AI can predict probability of COVID-19 vs flu based on symptoms

A new study from George Mason University researchers highlights the use of artificial intelligence and seasonality to screen patients and identify the probability of COVID-19. The algorithm takes into account symptom clusters and age/gender differences, suggesting that fever is a stronger predictor of COVID outside of flu season.

SourceGeorge Mason University·JournalQuality Management in Health Care·TypeCase study·DateApr 12, 2022

The one word charities use that turns off donors

A new study suggests charities use the word 'spend' instead of 'give' to donors to increase donations, as it implies a sense of control over financial gifts. Researchers found people are more willing to donate their time rather than money due to feelings of personal control.

SourceOhio State University·JournalJournal of Consumer Research·TypeExperimental study·DateApr 12, 2022

Lead toxicity risk factors in Philadelphia

Researchers at the University of Pennsylvania found a correlation between household income, building age, and proximity to former lead smelters with elevated blood-lead levels in children. The study highlights environmental justice issues that disproportionately affect low-income and minority populations in Philadelphia.

SourceUniversity of Pennsylvania·JournalGeoHealth·TypeData/statistical analysis·DateApr 12, 2022

Women in England had predominantly negative experiences of childbirth during pandemic in 2020, survey finds

A national survey found that 47% of parents experienced negative birth experiences, with uncertainties about restrictions causing increased anxiety. Good communication from healthcare providers was key to a positive experience, with families reporting reduced levels of anxiety and stress when provided with support.

SourceUniversity of Cambridge·JournalBMC Pregnancy and Childbirth·TypeSurvey·DateApr 12, 2022

Discovery of new phenomenon a game-changer for efficient bioproduction of useful chemicals

Researchers at Kobe University have discovered a new mechanism by which E. coli captures glucose and secretes it as glucose-6-phosphate (G6P), leading to increased production of target compounds. By trapping the secreted G6P on the surface of the bacteria, they developed a novel technique to improve bioproduction efficiency.

SourceKobe University·JournalMetabolic Engineering·TypeExperimental study·DateApr 12, 2022

Interconception preventive care and pregnancy complications

A study published in Journal of Women's Health found that preventive visits after an index pregnancy were associated with reduced hypertension in the subsequent pregnancy. Nearly half of women included in the study experienced a complication in their subsequent pregnancy, with diabetes and hypertension having the highest recurrence rates.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalJournal of Women s Health·TypeCase study·DateApr 12, 2022

Low-dose lithium may slow kidney aging

Researchers at The University of Toledo found that low-dose lithium acts as a powerful anti-aging agent in the kidneys by blocking GSK3-beta, an enzyme associated with cellular aging. Studies showed improved kidney function and reduced albuminuria in mice and psychiatric patients treated with lithium.

SourceUniversity of Toledo·JournalJournal of Clinical Investigation·TypeExperimental study·DateApr 12, 2022

Risk of obesity is 45% higher among adolescents whose diet is based on ultra-processed food products

Researchers found that adolescents who consumed ultra-processed foods were more likely to be obese, having abdominal and visceral obesity. The study used data from 3,587 US adolescents aged 12-19, dividing them into three groups based on the amount of ultra-processed foods in their diets.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalJournal of the Academy of Nutrition and Dietetics·DateApr 12, 2022

Greater diversity in genetic studies helps researchers uncover new insights

A new study has shown that increasing genetic diversity can improve researchers' ability to identify important genetic markers for health conditions. The study, which analyzed data from over 470,000 Hispanic/Latino individuals, identified 42 previously unidentified regions of the human genome related to BMI, height, and waist-to-hip ra...

SourcePenn State·JournalHuman Genetics and Genomics Advances·TypeObservational study·DateApr 12, 2022

Pervaporation membranes showed attractive property for alkaline wastewater reclamation

Researchers developed an alkali-resistant pervaporation membrane with excellent performance in separating sodium chloride solutions. The composite membrane showed stable desalination and alkaline resistance, making it suitable for various industrial applications such as papermaking and water resource recovery.

SourceHigher Education Press·JournalFrontiers of Chemical Science and Engineering·TypeExperimental study·DateApr 12, 2022

100 km, the current Longest Distance of Quantum Secure Direct Communication

A team of scientists has successfully implemented a novel QSDC system that transmits information directly using quantum states over 100 km of fiber, achieving ultra-low error rates and high transmission rates. The system uses photonic time-bin and phase states, resulting in a record-breaking distance of 100 km.

‘Patient influencers’ the new frontier in direct-to-consumer drug marketing

The partnership between pharma companies and patient influencers has raised concerns about the potential risks and benefits. While some see it as a way to improve disease awareness and treatment options, others worry about misinformation and advertising blurring the lines between opinion and ad content.

SourceUniversity of Colorado at Boulder·JournalJournal of Medical Internet Research·TypeLiterature review·DateApr 12, 2022

Worrying number of cancer patients in UK diagnosed through emergency routes

A study found that over a third of cancer patients in the UK were diagnosed through emergency routes, with older and advanced cancer patients being disproportionately affected. The researchers called for better symptom awareness, reduced barriers to screening, and additional diagnostic capacity to improve early diagnosis.

SourceCancer Research UK·JournalThe Lancet Oncology·TypeData/statistical analysis·DateApr 12, 2022