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Science News Archive October 2023 - Page 12


Page 12 of 37

Researchers identify ‘switch’ to activate cancer cell death

A research team from the University of California - Davis Health has identified a crucial epitope on the CD95 receptor that can trigger programmed cell death in cancer cells. This finding could lead to improved cancer treatments and potentially enhance CAR T-cell therapy for solid tumors like ovarian cancer.

SourceUniversity of California - Davis Health·JournalCell Death and Differentiation·TypeExperimental study·DateOct 23, 2023

LIGO surpasses the quantum limit

Researchers at LIGO have developed a significant advance in quantum squeezing technology, allowing them to measure undulations in space-time across the entire range of gravitational frequencies detected by LIGO. This breakthrough boosts the observatory's ability to study exotic events and detect about 60 percent more mergers than before.

SourceMassachusetts Institute of Technology·JournalPhysical Review X·DateOct 23, 2023

BSC scientists create artificial protein capable of degrading microplastics in bottles

Researchers from BSC and CSIC have developed an artificial protein capable of degrading PET micro- and nanoplastics with efficiency between 5 and 10 times higher than current PETases. The protein can be used as filters to purify or recycle plastics, offering a potential solution to environmental pollution.

SourceBarcelona Supercomputing Center·JournalNature Catalysis·TypeComputational simulation/modeling·DateOct 23, 2023

People who communicate more, show expertise are more likely to be seen as essential team members

A new study by Carnegie Mellon University reveals that individuals with strong communication skills and expertise are more likely to be chosen as central members of a network. As a result, teams that choose their own central member perform better than those with randomly assigned members. The study highlights the critical role of commu...

SourceCarnegie Mellon University·JournalFrontiers in Psychology·DateOct 23, 2023

Clinical trial of adjuvant therapy combination shows improved recurrence-free survival in liver cancer patients at high-risk of recurrence..

A clinical trial shows that a combination of atezolizumab and bevacizumab can reduce cancer recurrence in liver cancer patients by one-third after curative-intent resection or ablation. The therapy has improved recurrence-free survival rates compared to active surveillance, offering new hope for these patients.

SourceSingHealth·JournalThe Lancet·TypeRandomized controlled/clinical trial·DateOct 23, 2023

Unexpected behaviour discovered in active particles

Physicists investigate systems of self-propelled particles whose speed depends on orientation, discovering a series of new effects, including spontaneous cluster formation with permanent flow and programmable shapes. The findings have practical importance for technical applications, such as realising programmable matter.

SourceUniversity of Münster·JournalPhysical Review Letters·TypeComputational simulation/modeling·DateOct 23, 2023

The Moon is 40 million years older than previously thought

Researchers at Northwestern University and Field Museum analyzed lunar crystals to determine the Moon's age, finding it to be approximately 4.46 billion years old, 40 million years older than previous estimates. This discovery sheds light on the Moon's formation and its impact on the Earth's planetary system.

SourceNorthwestern University·JournalGeochemical Perspectives Letters·TypeExperimental study·DateOct 23, 2023

Alliance presents detailed results from phase III CABINET pivotal Trial evaluating cabozantinib in advanced neuroendocrine tumors at ESMO 2023

A phase III pivotal trial evaluating cabozantinib in advanced neuroendocrine tumors demonstrated significant improvements in median progression-free survival (PFS) compared to placebo. The study met its primary objective for both cohorts of patients, providing encouraging news for those with progressive disease.

Online machine learning models accurately predict wastewater influent flow rate

Researchers developed online machine learning models that can accurately predict wastewater influent flow rates under changing data patterns. The models outperformed conventional batch learning approaches, providing reliable tools for wastewater management and propelling the development of wastewater intelligence.

SourceHigher Education Press·JournalFrontiers of Environmental Science & Engineering·TypeExperimental study·DateOct 22, 2023

Better use of existing drugs increases cervical cancer survival and reduces recurrence

The INTERLACE trial found that a short course of induction chemotherapy prior to chemoradiation significantly improves survival and reduces recurrence in locally advanced cervical cancer patients. The study results show a 35% reduction in recurrence, with 80% of patients alive and 73% without cancer return or spread after five years.

SourceUniversity College London·TypeRandomized controlled/clinical trial·DateOct 22, 2023

Oxygen vacancy boosting Fenton reaction: A novel approach to fight bacterial infection in bone scaffold

Scientists from Central South University develop a novel approach to address bacterial infection in bone transplantation by enriching H2O2 and amplifying the Fenton reaction. The technique enhances biocompatibility and safety, promising reduced transplant failures and post-operative complications.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateOct 22, 2023

A high-quality Bougainvillea genome helps to explore the evolutionary history of species and pigment biosynthetic pathway

The high-quality Bougainvillea genome assembly provides new insights into the species' evolutionary history, genetic duplication events, and pigment biosynthetic pathways. The study's findings suggest that bract coloration requires high levels of expression for the betacyanin biosynthetic pathway.

SourceNanjing Agricultural University The Academy of Science·JournalHorticulture Research·TypeExperimental study·DateOct 22, 2023

USTC determines thermal conductivity and heat flow distribution at core-mantle boundary

The study predicts thermal conductivity of bridgmanite and post-perovskite at high pressure and temperature, clarifying heat flow distribution and magnitude at the core-mantle boundary. The team obtained a heat flux of 7.1 ± 0.5 TW, which is significant for understanding Earth's coupled core-mantle evolution and geodynamo operation.

SourceUniversity of Science and Technology of China·JournalEarth and Planetary Science Letters·DateOct 22, 2023

Researchers correct overestimation by "hot model" climate projections on warming in China

A recent study has found that 'hot model' climate projections for China have been overestimating the rate of warming. The research team developed an efficient method to correct this issue, resulting in projected temperatures 1.29 ℃ lower than initial estimates for the end of the 21st century.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalGeophysical Research Letters·DateOct 22, 2023

Adding immunotherapy to chemotherapy regimen improves survival in metastatic bladder cancer patients

A clinical trial has shown that combining chemotherapy with immunotherapy nivolumab significantly improved outcomes in patients with advanced bladder cancer. The study found nearly twice as many patients with no evidence of disease after treatment, and a median complete response of 37.1 months.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalNew England Journal of Medicine·DateOct 22, 2023

New research points to price discrepancies almost three years after federal hospital price transparency rule

A new study reveals that many hospitals fail to accurately post their standard charges online, with significant discrepancies found when comparing phone prices. The research compared prices for vaginal childbirth and brain MRI at 60 US hospitals and found missing data for over half of the hospitals.

SourceUniversity of Maryland Baltimore County·JournalJAMA Internal Medicine·TypeExperimental study·DateOct 21, 2023

Harnessing heat-induced floral overexpression: Innovative CRISPR techniques to control gene flow and shape floral characteristics in poplar trees

Researchers employed heat-induced FT overexpression to accelerate assessment of floral phenotypes after CRISPR knockout of LEAFY and AGAMOUS genes in poplar trees. The study successfully induced early flowering and demonstrated a wide range of inflorescence and floral forms.

SourceNanjing Agricultural University The Academy of Science·JournalHorticulture Research·TypeExperimental study·DateOct 21, 2023

Highest risk patients with clear-cell renal cell carcinoma benefit from adjuvant everolimus

A secondary analysis of the SWOG S0931 trial found that patients with very-high risk clear-cell renal cell carcinoma who received adjuvant everolimus after surgery had a statistically significant improvement in recurrence-free survival. The results suggest that everolimus may be beneficial for this high-risk patient population, but als...

SourceSWOG Cancer Research Network·TypeRandomized controlled/clinical trial·DateOct 21, 2023

American Academy of Pediatrics sounds the alarm on excessive noise and risks to children’s hearing in updated policy statement

The American Academy of Pediatrics warns that children are exposed to potentially harmful noise from infancy, with cumulative effects over a lifetime. Families can reduce risk by limiting exposure to loud music, using protective earmuffs, and advocating for reduced noise spaces in childcare settings.

SourceAmerican Academy of Pediatrics·TypeSystematic review·DateOct 21, 2023

ESMO: PARP inhibitor plus immunotherapy lowers risk of endometrial cancer progression over chemotherapy alone

A Phase III trial found that combining durvalumab and olaparib with chemotherapy reduces disease progression in advanced endometrial cancer patients by 45%, compared to 29% with durvalumab alone. The combination also shows benefits in MMR-proficient subgroups, offering new treatment options for these patients.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalJournal of Clinical Oncology·DateOct 21, 2023

Kidney cancer study shows improved outcomes for patients with advanced disease when treated with belzutifan over everolimus

A phase 3 clinical trial found belzutifan significantly reduces the risk of progression in patients with metastatic clear cell renal cell carcinoma who had previously treated with immune checkpoint inhibitors and anti-angiogenic therapies. The drug demonstrated improved progression-free survival, higher overall response rates, and redu...

Who is the ultimate winner of the two strategies to protect cathode for constructing long-cycle performance all-solid-state batteries?

Researchers investigated two strategies to improve the cycling performance of all-solid-state batteries. The first strategy involves coating the cathode surface, which improves electrochemical performance, but the second strategy using halide electrolytes shows promise despite its limitations. The study suggests that a combination of b...

SourceBeijing Institute of Technology Press Co., Ltd·JournalEnergy Material Advances·TypeExperimental study·DateOct 20, 2023

What do new moms and roaches have in common?

Researchers studied the transformation of beetle-mimic cockroaches that give birth to live young, discovering similar changes in human pregnancy and immune systems. The study sheds light on the link between the immune system and pregnancy, with potential implications for treating fibromyalgia and autoimmune disorders.

SourceUniversity of Cincinnati·JournaliScience·DateOct 20, 2023