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Science News Archive June 2023 - Page 5


Page 5 of 40

NeuWS camera answers ‘holy grail problem’ in optical imaging

Engineers at Rice University and the University of Maryland developed NeuWS, a technology that can undo light scattering effects, enabling full-motion video through various media. The technology measures wavefronts to rapidly decipher phase information, overcoming the 'holy grail problem' in optical imaging.

SourceRice University·JournalScience Advances·TypeExperimental study·DateJun 28, 2023

HKUMed invents a novel microneedle array embedded with ultrasound-triggered antibacterial nanoparticles enabling a breakthrough treatment for skin infection

Researchers at HKUMed have developed a novel microneedle patch that uses ultrasound-responsive antibacterial nanoparticles to effectively treat skin infections caused by P. acnes bacteria. The treatment promotes pain-free delivery and facilitates skin repair, offering a non-antibiotic approach for acne and other skin conditions.

SourceThe University of Hong Kong·JournalScience Advances·TypeExperimental study·DateJun 28, 2023

GPT-3 informs and disinforms us better

A recent study found that GPT-3 can generate accurate information, but also produces highly persuasive disinformation. Participants struggled to distinguish between tweets created by the AI model and those written by real users.

SourceUniversity of Zurich·JournalScience Advances·TypeObservational study·DateJun 28, 2023

University hospitals and Case Western Reserve University research teams receive Collaborative Science Pilot Awards

Three University Hospitals and Case Western Reserve University research teams received $50,000 Collaborative Science Pilot Awards to explore innovative research projects. The awards aim to increase competitiveness and capacity for major external funding opportunities in key areas such as cancer, brain health and genetics.

Research reveals novel insights into transplant rejection and new drug development targets

Researchers have identified specific cellular signatures for kidney transplant rejection, which could lead to the development of more effective anti-rejection therapies. The study's findings suggest that treatments often do not thoroughly eliminate T cells responsible for rejection, and new drug targets may be able to address this issue.

SourceCincinnati Children's Hospital Medical Center·JournalJournal of Clinical Investigation·TypeExperimental study·DateJun 28, 2023

New approach in cancer therapy with innovative mechanism-of-action for ferroptosis induction

Researchers discovered icFSP1, a novel anti-cancer drug that sensitizes cancer cells to ferroptosis by triggering phase separation of FSP1. This mechanism-of-action has great promise for combating tumors and offers a new concept in cancer therapy.

Scientists unveil the mechanism behind intracellular connection: mitofusin 2 is the lock and key

Researchers discovered distinct variants of the mitochondrial protein Mitofusin 2, ERMIT2 and ERMIN2, located on the endoplasmic reticulum, forming a bridge between mitochondria and this organelle. These variants play a crucial role in maintaining optimal cellular functionality and regulating lipid metabolism.

SourceInstitute for Research in Biomedicine (IRB Barcelona)·JournalScience·TypeExperimental study·DateJun 28, 2023

High-speed proton transaction

Researchers at DESY reveal the rapid proton transaction process between urea molecules, which could have led to RNA molecule formation billions of years ago. The experiment demonstrates the importance of studying molecular processes in aqueous environments for understanding biological phenomena.

That essential morning coffee may be a placebo

Scientists found that drinking coffee increases connectivity in higher visual networks and executive control regions of the brain, leading to improved alertness and cognitive performance. In contrast, taking only caffeine did not replicate these effects, suggesting that the experience of drinking coffee plays a crucial role.

SourceFrontiers·JournalFrontiers in Behavioral Neuroscience·TypeExperimental study·DateJun 28, 2023

Brain scans reveal that lonely people process the world in unique ways

A recent study published in Psychological Science discovered that lonely people exhibit dissimilar brain processing patterns compared to those who are not lonely. The researchers found that lonelier individuals show more unique and idiosyncratic brain responses, making it harder for them to establish social connections.

SourceUniversity of Southern California·JournalPsychological Science·TypeImaging analysis·DateJun 28, 2023

Plants pollinated by honey bees produce lower-quality offspring

Research from University of California San Diego scientists found that honey bee pollination results in inferior quality plant offspring compared to native bees. The study revealed that honey bees visit twice as many flowers per plant before moving to the next, leading to higher levels of self-pollination and lower-quality offspring.

SourceUniversity of California - San Diego·JournalProceedings of the Royal Society B Biological Sciences·TypeExperimental study·DateJun 28, 2023

Vehicle color recognition based on smooth modulation neural network with multi-scale feature fusion

Researchers propose a novel vehicle color recognition method based on Smooth Modulation Neural Network with Multi-Scale Feature Fusion, achieving high accuracy and overcoming class imbalance issues. The proposed method outperforms state-of-the-art VCR methods and meets the requirements for fine classification of vehicle colors.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateJun 28, 2023

HKU Dentistry team uses artificial intelligence for early detection of gum inflammation

A study published in the International Dental Journal demonstrates the use of artificial intelligence to detect signs of gum inflammation, such as redness, swelling, and bleeding, from intraoral photographs with high accuracy. The technology enables population-wide monitoring of gum health and personalized dental care.

SourceThe University of Hong Kong·JournalInternational Dental Journal·TypeExperimental study·DateJun 28, 2023

Boom! Detecting gregarious goliath groupers using their low-frequency pulse sounds

The study used a battery-powered acoustic array to record Goliath grouper sounds at an artificial reef, assessing their presence by measuring acoustic activity and habitat distribution. The results showed that the model can be used to automatically process large amounts of acoustic data and provide detailed movements of marine organisms.

SourceFlorida Atlantic University·JournalThe Journal of the Acoustical Society of America·TypeObservational study·DateJun 28, 2023

Don’t know what you got (‘til it’s measured)

A lack of measurement of plant traits across the Global South poses a threat to understanding and protecting tropical forests from climate change. By integrating regional and global data, researchers aim to fill the knowledge gap and create open-source resources for documenting biodiversity.

SourceScience in Public·JournalNew Phytologist·TypeData/statistical analysis·DateJun 28, 2023

Researchers explore ChatGPT’s application in global public health including ethical use

The study discusses the application of ChatGPT in global health research, revealing its ability to efficiently process vast amounts of data and identify disease risk factors. However, it also highlights several ethical considerations, including biases in data and discriminatory implications, which must be mitigated for responsible use.

SourceKeAi Communications Co., Ltd.·JournalGlobal Transitions·TypeCommentary/editorial·DateJun 28, 2023

Breakthrough Research shows potential for generative AI to accelerate development of new antivirals and drug discovery

A new study demonstrates the potential of generative AI to accelerate the development of new antivirals and drug discovery. Researchers from IBM, Oxford University, and Diamond Light Source have developed an AI model that can generate antiviral molecules for multiple target virus proteins, including SARS-CoV-2.

SourceDiamond Light Source·JournalScience Advances·TypeImaging analysis·DateJun 28, 2023

The complex role of pyroptosis in lung cancer: a Chinese Medical Journal Pulmonary and Critical Care Medicine Review

Researchers explore pyroptosis as a potential therapeutic approach for lung cancer treatment. The review highlights the dual role of pyroptosis in tumor progression and negative impact on normal cells. It suggests balancing the contradictory effects of pyroptosis to optimize clinical applications.

SourceCactus Communications·JournalChinese Medical Journal - Pulmonary and Critical Care Medicine·TypeLiterature review·DateJun 28, 2023

Innovative stem cell research takes aim at origins of human cancers

A collaborative study by researchers at the University of Ottawa and McMaster University has made a groundbreaking discovery linking different types of cancers to their embryonic origins. The team found that drugs targeting specific embryonic pathways can effectively treat various tumors, including brain, colon, and leukemia cancers.

SourceUniversity of Ottawa·JournalCell Chemical Biology·TypeData/statistical analysis·DateJun 28, 2023

Australian astronomers find possible ‘fingerprints’ of gravitational waves

Researchers using CSIRO's Parkes radio telescope have found strongest evidence yet for low-frequency gravitational waves, providing further insight into Einstein's general theory of relativity. The discovery, published in several journal papers, has also sparked collaboration among international teams searching for similar signals.

SourceCSIRO Australia·JournalPublications of the Astronomical Society of Australia·TypeObservational study·DateJun 28, 2023

Gene editing: New study reveals shifting public sentiment

A new study reveals a consistent difference in favorability ratings between gene editing and genetically modified organisms (GMOs) in social and traditional media. Gene editing consistently receives higher favorability ratings, with close to 100% achieved in numerous monthly values, indicating a positive shift in public sentiment.

SourceBoyce Thompson Institute·JournalGM Crops & Food·TypeMeta-analysis·DateJun 28, 2023

The dynamics of innovation efficiency and firm competition: implications for product design and market diversity

A study found that leading firms adopt predatory strategies to move toward competitors, intensifying price competition and increasing profits despite counter-intuitive price reductions. This approach can lead to reduced product diversity and technology gaps in the market.

SourceKeAi Communications Co., Ltd.·JournalJournal of Economy and Technology·TypeComputational simulation/modeling·DateJun 28, 2023

Turning old maps into 3D digital models of lost neighborhoods

A team of researchers has developed a machine learning technique that can extract details from historic Sanborn maps, allowing for the creation of 3D digital models of lost neighborhoods. The models can be used to study the economic loss caused by urban renewal and other factors, providing a new approach to urban historical research.

SourceOhio State University·JournalPLOS ONE·TypeComputational simulation/modeling·DateJun 28, 2023

BMI cutoffs for total shoulder arthroplasty increase health disparities by preventing those in need from undergoing surgery

Researchers at MUSC suggest re-evaluating patients as a whole, considering factors beyond BMI when determining eligibility for total shoulder arthroplasty. This approach could help address health disparities and ensure that those in greatest need receive life-changing procedures.

SourceMedical University of South Carolina·JournalJournal of Shoulder and Elbow Surgery·DateJun 28, 2023

Controversy in Facebook posts linked to speed of spread among users

A new study analyzing 57 million Facebook posts found that the amount of controversy generated by a post is strongly linked to its speed of spread. The study suggests that posts reaching a wide audience quickly are more likely to be associated with negative or controversial reactions, regardless of topic.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateJun 28, 2023

Developing a nano-antenna that forms a near field of circularly polarized light: Promising applications in highly sensitive sensing and asymmetric photochemical reactions for molecular chirality

Researchers developed a nano-antenna that forms a near field of circularly polarized light, enhancing optical chirality and preserving helicity. This technology has promising applications in highly sensitive sensing and asymmetric photochemical reactions for molecular chirality.

SourceKobe University·JournalNano Letters·TypeData/statistical analysis·DateJun 28, 2023