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A novel drug screen identifies potential new therapy to lower bad cholesterol levels

Researchers at the Medical University of South Carolina have identified a novel class of compounds that effectively lower cholesterol, triglycerides and apoB in human liver-like cells. These molecules work independently of the LDLR pathway and offer a new treatment regimen for patients with familial hypercholesterolemia.

SourceMedical University of South Carolina·JournalCommunications Biology·TypeExperimental study·DateJul 20, 2023

Cause of sleep disturbance in cardiac disease identified: Ganglia play previously unrecognized role

A study published in Science reveals that ganglia in the neck region are responsible for disrupting melatonin production and causing sleep disturbances in people with heart conditions. Researchers found that macrophages accumulate in the ganglion, leading to inflammation and scarring, which can be treated with drugs.

SourceTechnical University of Munich (TUM)·JournalScience·TypeExperimental study·DateJul 20, 2023

Women treated for breast cancer may age faster than cancer-free women

A new study by researchers at the National Institutes of Health found that women diagnosed and treated for breast cancer have increased biological aging compared to those who remain free of breast cancer. Radiation therapy showed the strongest association with faster biological aging, while surgery had no effect.

SourceNIH/National Institute of Environmental Health Sciences·JournalJNCI Journal of the National Cancer Institute·DateJul 19, 2023

SMART researchers uncover novel bacterial communication system to combat antimicrobial resistance

A novel stress signalling system has been discovered by SMART researchers, enabling bacteria cells to adapt and survive against the immune system and certain antibiotics. The breakthrough discovery of RlmN as a stress sensor may lead to the development of new therapies to combat antimicrobial resistance.

SourceSingapore-MIT Alliance for Research and Technology (SMART)·JournalNature Communications·TypeExperimental study·DateJul 19, 2023

AJR on sociodemographic factors and screening CTC among Medicare beneficiaries

Lacking Medicare coverage for screening CTC may contribute to greater income-based differences in its use compared to other recommended screening strategies or diagnostic CTC. Medicare coverage of CTC could reduce income-based disparities for individuals avoiding optical colonoscopy due to invasiveness or complication risk.

SourceAmerican Roentgen Ray Society·JournalAmerican Journal of Roentgenology·TypeImaging analysis·DateJul 19, 2023

Front cover highlights "innovative approach" of research into 2D materials

Lancaster University researchers have developed a novel scanning thermal microscopy approach to directly measure the heat conductivity of two-dimensional materials. This breakthrough enables the creation of efficient waste heat scavengers generating cheap electricity, new compact fridges, and advanced optical and microwave sensors and ...

SourceLancaster University·JournalAdvanced Materials Interfaces·TypeExperimental study·DateJul 18, 2023

New hope for inflammatory disorders - controlling dangerous immune response

A groundbreaking study has uncovered potential treatments for inflammatory disorders by targeting specific receptors involved in the immune response. Researchers created mimetic peptides that successfully reduced inflammation in human immune cells and provided significant protection against toxic shock in mice.

SourceThe Hebrew University of Jerusalem·JournalJournal of Biomedical Science·TypeExperimental study·DateJul 18, 2023

Researchers discover group of genes that influence pain and brain communication can also influence alcohol use disorder risk

A study published in Alcohol: Clinical and Experimental Research found that a group of genes involved in neuronal plasticity and pain perception are also associated with alcohol use disorder (AUD) risk. These genes work together to influence neural communication, leading to changes in brain function that can contribute to AUDs.

SourceIndiana University School of Medicine·JournalAlcoholism Clinical and Experimental Research·DateJul 17, 2023

Researchers’ sweeping discovery shows how kidney cells self-renew

Researchers at the University of Texas at Dallas have discovered a previously unknown self-renewal mechanism in kidney cells that allows them to rejuvenate themselves and remain healthy. This process is fundamentally different from other regenerative processes, such as cell division, and enables kidneys to function normally for life.

SourceUniversity of Texas at Dallas·JournalNature Nanotechnology·TypeExperimental study·DateJul 13, 2023

Hidden details of Egyptian paintings revealed by chemical imaging

Researchers use portable devices to analyze paint composition and layering on ancient Egyptian paintings, revealing alterations made over time. Two paintings from the Theban Necropolis were studied, uncovering changes to a figure's arm and royal items depicted on a portrait of Ramesses II.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateJul 12, 2023

Greenhouse gas supplement increases warming and alters circulation patterns on Earth and Earth-like exoplanets

The study found that adding CO2 to temperate terrestrial exoplanet atmospheres intensifies warming in non-irradiated regions, altering global circulation patterns. This effect is seen on both Earth and the exoplanet TRAPPIST-1e, with implications for habitability and climate research.

SourceThe Hebrew University of Jerusalem·JournalNature·TypeComputational simulation/modeling·DateJul 12, 2023

NEW STUDY: Discovery of chemical means to reverse aging and restore cellular function

A team of scientists at Harvard Medical School has identified six chemical cocktails that can restore cellular aging and rejuvenate human cells. The study builds upon the discovery of Yamanaka factors, which can convert adult cells into induced pluripotent stem cells, raising hopes for treating age-related diseases and injuries. The im...

SourceImpact Journals LLC·JournalAging-US·TypeExperimental study·DateJul 12, 2023

Gene mutations linked to hereditary kidney cancer predisposition but potential Achilles' heel identified

Researchers at UCLA Jonsson Comprehensive Cancer Center confirmed genetic variants of unknown significance are verified mutations that increase the risk of kidney cancer. The findings could lead to new treatment options for people with hereditary leiomyomatosis and renal cell cancer (HLRCC).

Tiny scales reveal megalodon was not as fast as believed, but it had a mega-appetite explaining its gigantism

A new study reveals that Megalodon, the iconic extinct shark, was not as fast as believed but had a mega-appetite that explained its gigantism. The discovery of tiny scales found in rock pieces surrounding fossil teeth suggests that Megalodon used its warm-bloodedness to promote visceral food processing and absorb nutrients.

SourceTaylor & Francis Group·JournalHistorical Biology·DateJul 11, 2023

AI nursing ethics: viability of robots and artificial intelligence in nursing practice

Researchers examine whether robots and AI can replicate the ethical concepts attributed to human nurses, including advocacy, accountability, cooperation, and caring. While AI can inform patients about medical errors and present treatment options, it questions its ability to truly understand and empathize with patients' values.

SourceTokyo University of Science·JournalNursing Ethics·TypeLiterature review·DateJul 10, 2023

First bioavailable compound that specifically inhibits free radical production in mitochondria prevents and treats metabolic syndrome in mice

Researchers at Buck Institute for Research on Aging developed a bioavailable compound that selectively inhibits free radical production in mitochondria, preventing and treating metabolic syndrome in mice. The compound, S1QEL1.719, decreases fat accumulation, improves glucose tolerance, and normalizes fasting insulin levels.

SourceBuck Institute for Research on Aging·JournalFree Radical Biology and Medicine·TypeExperimental study·DateJul 9, 2023

Machine learning enhances X-ray imaging of nanotextures

Researchers at Cornell University developed a new method that uses machine learning to visualize nanotextures in thin-film materials. This technique overcomes the challenge of preserving the sample, allowing for dynamic study of thin films and discovery of new morphologies.

SourceCornell University·JournalProceedings of the National Academy of Sciences·DateJul 7, 2023

A two-for-one approach to boost melanoma immunotherapy

A new study from Sanford Burnham Prebys identified a protein called NR2F6 that helps melanoma cells evade the immune system, but also promotes anti-tumor immunity when targeted. The researchers hope to develop new drugs that can block this protein's activity, potentially doubling the effectiveness of immunotherapy for melanoma patients.

SourceSanford Burnham Prebys·JournalScience Advances·DateJul 5, 2023

Different areas of the brain activated depending on structural complexity of music, language

Research from UTHealth Houston reveals that different brain regions are engaged when processing simple versus complex melodies and sentences. The study used intracranial electrodes to map brain activity during music and language tasks, finding shared temporal lobe activity but distinct sensitivities to melodic and syntactic complexity.

An international team identifies the mutations that cause the most frequent congenital heart defects

A new study reveals that biscuspid aortic valve is caused by mutations in the MINDBOMB1 gene, with significant implications for developing alternative treatments to surgery. The research combines genome sequencing and gene editing techniques to analyze the mechanisms of this congenital defect.

SourceCentro Nacional de Investigaciones Cardiovasculares Carlos III (F.S.P.)·JournalJAMA Cardiology·TypeExperimental study·DateJul 5, 2023

Meet a team of scientists working to prevent interplanetary pollution that could pose a threat to life on Earth and other planets

An international group of experts has developed a planetary protection policy to safeguard Earth from potential threats and avoid compromising the search for lifeforms on other celestial bodies. The policy aims to prevent biological and organic contamination of space missions, ensuring the safety of our planet.

SourceFrontiers·JournalFrontiers in Astronomy and Space Sciences·TypeLiterature review·DateJul 4, 2023