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2024

Новости за 21.10.2024

Phys.org 

Customizable immunoassay could enhance diagnostics and on-site assessments

A novel customizable OpenGUS immunoassay that detects analytes quickly and effectively has been developed by scientists from Science Tokyo. With specially designed β-glucuronidase (GUS) probes and optimized reaction conditions, this platform provides a hassle-free yet extremely sensitive approach for detecting relevant biomarkers, allergens, or other biomolecules. This makes homogenous immunoassays more widely available for point-of-care diagnostics, high-throughput testing, environmental monitoring... Читать дальше...

Phys.org 

Absolute numbers of women matter more than proportion for achieving gender equity in STEM, study argues

A recent study led by Kyushu University, Tokyo Institute of Technology and University of California San Diego has found that focusing only on increasing the proportion of women scholars is not enough to accurately assess gender equity in Japan. Researchers proposed a new evaluation model that incorporates the proportion and total number of women, along with their academic performance, to provide a more comprehensive evaluation and support women's active engagement in academia.

Phys.org 

Researchers use multi-phase composition and electrospinning to fabricate SiOC nanofibers

Rapid advancements in the electronics industry have provided significant convenience for civilian use, but have also contributed to electromagnetic pollution, posing risks to human safety. To meet the diverse requirements of civilian applications, such as devices with varied curved surfaces and clothing for different working environments, EMW absorbers must not only provide effective absorption, but also be lightweight, easily processed, and sufficiently flexible.

Phys.org 

What motivates people to take action to prevent crime?

When private citizens disrupt a criminal event or avert a potentially dangerous situation, they are termed guardians, and the concept of guardianship forms the foundation of various crime-prevention strategies. Although guardianship has been examined by researchers, few studies have considered how guardians make judgments and decisions that are critical to preventing crimes.

Phys.org 

Tracking vampire worms with machine learning

Blood samples of patients infected with a parasitic worm that causes schistosomiasis contain hidden information that marks different stages of the disease. In our recently published research, our team used machine learning to uncover that hidden information and improve early detection and diagnosis of infection.

Phys.org 

Chemoenzymatic approach enhances Stevia sweetness through glycosylation of Rebaudioside C

A research team has revealed that Rebaudioside C (Reb C), a key compound in Stevia extracts, can undergo chemoenzymatic modifications to enhance its sweetness. Researchers used engineered glycosynthases to add glucose and galactose moieties to Reb C, paving the way for improved sweetener formulations in food and beverage industries.

Phys.org 

How plants compete for light: Researchers discover new mechanism in shade avoidance

Plants that are close together do everything they can to intercept light. This "shade avoidance" response has been extensively researched. It is therefore even more remarkable that researchers from the laboratory of Molecular Biology at Wageningen University have discovered another entirely new mechanism: the important role of the hormone cytokinin.

Phys.org 

Q&A: More kids than ever need special education, but burnout has caused a teacher shortage

A growing number of students in public schools—right now, about 15% of them—are eligible for special education services. These services include specially designed instruction for students with autism, learning or physical disabilities, or traumatic brain injuries. But going into the current school year, more than half of U.S. public schools anticipate being short-staffed in special education. Dr. Kimber Wilkerson, a professor of special education and department chair at the University of Wisconsin-Madison... Читать дальше...

Phys.org 

Satellite-derived data on artificial light at night indicate rapidly increasing industrial activities in the Arctic

More than 800,000 km2 of the Arctic were affected by human activity in 2013, according to an analysis of satellite-derived data on artificial light at night. On average, 85% of the light-polluted areas are due to industrial activities rather than urban development. According to the international team led by UZH researchers, the results are crucial for sustainable development and nature conservation in this highly vulnerable region.