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Science News Archive 2020


Page 83 of 512

In a hurry to develop drugs? Here's your cHAT

Rice University scientists have developed a novel 'green' method for producing pharmaceutical intermediates using the cooperative hydrogen atom transfer (cHAT) technique. This approach employs earth-abundant iron and sulfur as catalysts, reducing costs and environmental impact compared to traditional methods.

Parasitology - Bringing the locals onboard

A new study examines local attitudes towards Chagas disease and its transmission, highlighting the need for culturally sensitive campaigns. The findings suggest that social and cultural factors play a significant role in shaping public perception, particularly regarding preventive measures and treatment options.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Trial targets deadly lung cancer

A clinical trial is underway to test the safety and feasibility of intrapleural liposomal curcumins as an alternative to chemotherapy for malignant mesothelioma. The researchers aim to reduce toxic side-effects and facilitate early diagnosis with a special lung fluid test.

Plankton turn hunters to survive dinosaur-killing asteroid impact

Researchers found that plankton species shifted from relying on sunlight to capturing food and eating it after the asteroid impact, allowing them to survive. This adaptation suggests that the lack of light played a crucial role in killing off some species, but others adapted to thrive.

Beetroot peptide as potential drug candidate for treating diseases

Researchers at MedUni Vienna's Institute of Pharmacology have isolated a beetroot peptide that inhibits prolyl oligopeptidase, an enzyme involved in the breakdown of protein hormones in the body. The study suggests that this peptide could be a promising drug candidate for treating neurodegenerative and autoimmune diseases.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Compression garments reduce strength loss after training

Researchers found that compression garments reduce immediate and delayed strength loss after strenuous exercise, allowing athletes to resume high-intensity training sooner. The study suggests wearing a below-knee compression garment during regular workouts provides mechanical support and tissue compression, reducing the risk of musculo...

Cancer patients, clinicians find value in electronic real-time symptom

A national multi-institutional study found that cancer patients and their medical teams benefited from sharing symptoms in real time using web- or telephone-based reporting systems. The system improved patient satisfaction, quality of life, physical function, reduced emergency room visits, and lengthened survival.

Physician burnout, sleep disorders

Researchers found a significant association between sleep disorders and symptoms of burnout among faculty and staff. The study suggests that addressing sleep issues may be crucial to mitigating physician burnout.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

New drug candidate for the treatment of COVID-19

Researchers have identified a potential treatment for COVID-19 using the approved protease inhibitor aprotinin, which inhibits SARS-CoV-2 entry into host cells. The study found that aprotinin aerosols may be effective in preventing severe COVID-19 disease when applied early after diagnosis.

SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Giving the immune system a double boost against cancer

Researchers have developed a new treatment that induces an integrated immune response in tumors of patients with pancreatic and colorectal cancers, which are resistant to immunotherapy. The treatment, plerixafor, works by interrupting an immunosuppressive pathway, allowing critical immune cells to infiltrate the tumors.

Microbes in the gut could be protective against hazardous radiation exposure

A new study has identified two types of bacteria that can provide protection against radiation exposure by increasing production of propionate and tryptophan. These metabolites were found in leukemia patients undergoing radiotherapy, suggesting a potential alternative to expensive and potentially harmful treatments.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Most isolated massive stars are kicked out of their clusters

Researchers from the University of Michigan found that the vast majority of field massive stars in the Small Magellanic Cloud are 'runaways,' or stars ejected from clusters. They discovered that these stars could have formed in isolation or were dynamically ejected due to unstable orbital configurations.

New artificial skin functions like natural skin

Researchers created an artificial skin equivalent that reproduces traction-force balance in the lateral direction, a property controlling skin structure and function. This human-skin equivalent enhances physiological skin function analysis, disease research, and reduces animal testing.

Wistar creates a new synthetic DNA vaccine against Powassan virus

Scientists at The Wistar Institute have developed a synthetic DNA vaccine against Powassan virus, which causes a deadly tick-borne disease with neurological consequences. The vaccine elicits broad immune responses in mice and provides protection in a challenge animal model.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Researchers devise new method to get the lead out

A new method allows researchers to extract lead from point-of-use filters, providing a clearer picture of lead levels in tap water. The process takes less than an hour and can be repeated multiple times to provide accurate data on household water use.

Asteroid's scars tell stories of its past

Researchers studied impact marks on asteroid Bennu to reconstruct its history, revealing it formed hundreds of millions of years ago but wandered into Earth's neighborhood recently. The study provides a new benchmark for understanding asteroids and offers insights into hazardous space debris.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Well oriented

Researchers at the University of Tokyo have developed new palladium catalysts for polymerization, enabling the efficient synthesis of isotactic polar polypropylene (iPPP) with high isotacticity. The discovery opens up new possibilities for creating specialty plastics with improved wettability or enhanced degradability.

Potential impact of COVID-19 school closures on academic achievement

A study projects that returning students likely started school this fall with significant academic losses due to extended school closures. The top third of students may have made gains in reading, but educators and policymakers must address the academic struggles of many students who fell behind academically.

How octopus suckers "taste by touch"

Researchers have discovered how octopuses can taste objects by touch using their suckers, which include discrete populations of sensory cells. The study found that distinct chemotactile receptors form ion channel complexes that detect specific signals and send them to the nervous system.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

A new method to measure optical absorption in semiconductor crystals

The study confirms the accuracy of ODPL measurements and reveals the possibility of measuring optical absorption in crystals using this method. Researchers found that the origin of the two-peak structure in ODPL spectra is due to the Urbach-Martienssen absorption tail observed in many semiconductor crystals.

Groundbreaking study on trained immunity to fight cancer

Researchers at Eindhoven University of Technology developed a 'nanobiologic' immunotherapy that trains the innate immune system to eliminate tumorous cells. The approach has shown promising results in mouse melanoma models and non-human primates, offering a new anti-cancer therapy.

How the immune system deals with the gut's plethora of microbes

Researchers discovered that the gut's local immune system creates antibodies tailored to specific microbiota, challenging the long-held assumption of a non-specific approach. This finding has significant implications for understanding the relationship between the immune system and the composition of our microbiomes.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

New study demonstrates importance of large-scale SARS-CoV-2 antibody

A novel approach to measuring antibodies against SARS-CoV-2 has been developed, revealing a discrepancy between reported virus-positive cases and actual antibody prevalence. The study found that over 47% of antibody-positive children were asymptomatic, with significant geographic differences in antibody frequency across Bavaria.

Yearlong study of coronavirus in frontline workers underway

A yearlong study is being conducted to find the percentage of frontline workers positive for COVID-19, the duration of immunity, and whether antibodies produced protect against reinfection. The study aims to identify the most potent antibodies and develop effective vaccines using monoclonal antibodies.

Aspirin use best for those with high coronary calcium, low risk of bleeding

A new study suggests that aspirin use is most beneficial for individuals with high coronary calcium scores and a low risk of bleeding. The research found that for patients with CAC scores above 100, aspirin's benefits outweigh its risks, but this effect only applies to those with inherent low bleeding risks.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Genetic determinants of fertility and ongoing natural selection in humans

A recent study has identified genetic variants associated with reproductive success, which may provide insights into the biology of fertility and infertility. The research found that diverse biological mechanisms contribute to reproductive success, implicating both neuroendocrine and behavioral influences.

Intensive urate lowering reduces urine albumin excretion

Combination therapy of verinurad and febuxostat significantly lowers urinary albumin excretion and uric acid levels in people with chronic kidney disease and type 2 diabetes. The treatment is generally well-tolerated, with minimal adverse events reported.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Disease-transmission model forecasts election outcomes

A new election forecasting approach uses a mathematical modeling technique to describe how voters in different states may influence each other during an election year. The model forecasts a victory for Biden 89.03% of the time, with a margin of victory lower than the percentage of undecided voters.

Study reveals impact of COVID-19 on oncology staff and their work

A survey of 1038 healthcare professionals reveals that 69% believe patients' access to standard care treatment has been compromised during the pandemic. The study also found that 42% felt at risk of poor wellbeing and 34% showed signs of burnout, but most staff reported being able to work well despite challenges.

Why people with dementia go missing

A new study from University of East Anglia found that people with dementia are at higher risk of going missing in areas with dense and disordered road networks. The research identified environmental risk factors that contribute to the issue, including complex intersections and disorganized layout.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

COVID-19 and obesity: Top abstracts at ObesityWeek® Interactive

Recent research highlights the significant effects of COVID-19 on people with obesity, including immune system impact and outcomes in critically ill patients. Top abstracts from ObesityWeek Interactive showcase the influence of pandemic lockdowns on lifestyle behaviors and eating habits.

Cornell synchrotron receives $32.6M from NSF for new X-ray beamline

The Cornell High Energy Synchrotron Source (CHESS) will build a High Magnetic Field (HMF) beamline with a $32.6M NSF grant, enabling precision X-ray studies of materials in persistent magnetic fields. The partnership with National MagLab and UPR will create a powerful facility for scientific discovery.

Where were Jupiter and Saturn born?

A team of scientists, led by Matt Clement, used simulations to study the formation of Jupiter and Saturn. The findings suggest that these two planets were originally closer together than previously thought, with a ratio of two Jupiter orbits to one Saturnian orbit being more consistent with the current configuration.

Bound for the EU, American-made biomass checks the right boxes

A first-of-its-kind study found that the US wood pellet industry has a net positive effect on southeastern US forests, with overall carbon storage increased and standing-dead trees decreasing. However, the researchers caution that future expansion and increasing demand may pose concerns if not monitored closely.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.