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| Intranasal flu vaccine with nanoparticles offers robust protection Posted: 28 Jan 2022 01:56 PM PST An influenza vaccine administered through the nose and constructed with nanoparticles that enhance immune response offers strong protection against different influenza virus strains, according to researchers. |
| Posted: 28 Jan 2022 01:10 PM PST For the first time, scientists measure oxygen flow into the deep ocean interior of the Labrador Sea between Canada and Greenland. They studied how much oxygen absorbed by the sea each winter makes it into the deep, fast-flowing currents that ultimately transport it across the globe. |
| Light shed on a new order in the abdomen Posted: 28 Jan 2022 12:35 PM PST A pioneering professor of surgery whose groundbreaking research led to the reclassification of an organ has published new evidence detailing the fundamental order of the abdomen. He has detailed the development and structure of the mesentery. In doing this, they uncovered a new order by which all contents of the abdomen are organized or arranged -- or the 'fundamental order of the abdomen.' |
| Surveys with repetitive questions yield bad data, study finds Posted: 28 Jan 2022 12:35 PM PST Surveys that ask too many of the same type of question tire respondents and return unreliable data, according to a new study. The study found that people tire from questions that vary only slightly and tend to give similar answers to all questions as the survey progresses. Marketers, policymakers, and researchers who rely on long surveys to predict consumer or voter behavior will have more accurate data if they craft surveys designed to elicit reliable, original answers, the researchers suggest. |
| Researchers identify key regulator of blood stem cell development Posted: 28 Jan 2022 12:35 PM PST A protein that masterminds the way DNA is wrapped within chromosomes has a major role in the healthy functioning of blood stem cells, which produce all blood cells in the body, according to a new study. |
| Extreme exoplanet has a complex and exotic atmosphere Posted: 28 Jan 2022 11:13 AM PST An international team analyzed the atmosphere of one of the most extreme known planets in great detail. The results from this hot, Jupiter-like planet that was first characterized with the help of the CHEOPS space telescope, may help astronomers understand the complexities of many other exoplanets -- including Earth-like planets. |
| Leafy greens first dished up 3,500 years ago Posted: 28 Jan 2022 11:13 AM PST Leafy vegetables accompany many West African dishes, such as pounded yam in the south of the region. Researchers have now successfully shown that the origins of such dishes date back 3,500 years. |
| Simpler and reliable ALS diagnosis with blood tests Posted: 28 Jan 2022 11:13 AM PST Blood tests may enable more accurate diagnosis of ALS at an earlier stage of the disease. As described in a recent study, it involves measuring the blood level of a substance that, as they have also shown, varies in concentration depending on which variant of ALS the patient has. |
| Posted: 28 Jan 2022 11:13 AM PST Patients with COVID-19 in the intensive care unit (ICU) prescribed full-dose blood thinners are significantly more likely to experience heavy bleeding than patients prescribed a smaller yet equally effective dose, according to a recent study. |
| Precision machining produces tiny, light-guiding cubes for advancing info tech Posted: 28 Jan 2022 11:13 AM PST Drilling with the beam of an electron microscope, scientists have precisely machined tiny electrically conductive cubes that can interact with light and organized them in patterned structures that confine and relay light's electromagnetic signal. This demonstration is a step toward potentially faster computer chips and more perceptive sensors. |
| New approach transports trapped ions to create entangling gates Posted: 28 Jan 2022 11:13 AM PST Scientists have demonstrated the feasibility of a new approach that moves trapped ion pairs through a single laser beam, potentially reducing power requirements and simplifying the system for creating entangled qubits. |
| New genetic clues on multiple sclerosis risk Posted: 28 Jan 2022 11:13 AM PST An international team of researchers has discovered that a cell type in the central nervous system known as oligodendrocytes might have a different role in the development of multiple sclerosis (MS) than previously thought. The findings could open for new therapeutical approaches to MS. |
| Human disturbance is the most crucial factor for lynx in habitat selection Posted: 28 Jan 2022 11:13 AM PST Habitat selection in wildlife is a process that occurs at different scales: Balancing advantages, such as high abundance of food, with disadvantages, such as human disturbance. Large predators, with their large spatial requirements, are particularly sensitive to these disturbances. |
| Blocking sphingolipids counteracts muscular dystrophy Posted: 28 Jan 2022 11:12 AM PST Scientists have made a link between muscular dystrophy and a group of bioactive fats, the sphingolipids, which are involved in numerous cell functions and other diseases. |
| Artificial muscles made of proteins Posted: 28 Jan 2022 11:12 AM PST A research team has developed a material made of natural proteins that contracts autonomously. |
| Solving a superconducting mystery with more precise computations Posted: 28 Jan 2022 07:07 AM PST A new, more precise method of simulating quantum materials has revealed the basis for superconductivity in copper-based oxides known as cuprates. Researchers, using powerful supercomputers, found that phonons, vibrational energy from crystal structure, contribute to a key feature observed in cuprates, which may indicate their indispensable contribution to superconductivity. If true, the finding may pave the way for tunable superconductivity in materials. |
| Shedding light on polymer solar cells: Illuminating how solvent additives improve efficiency Posted: 28 Jan 2022 07:07 AM PST Researchers imaged nanoscale photocurrents in an all-polymer blend solar cell using photoconductive atomic force microscopy. Trace solvent additives were found to enhance polymer ordering and crystallization without undesirable changes in the scale of phase separation necessary for device performance. The findings explain the basis of the performance enhancement attributed to solvent additives and will accelerate research efforts aimed at establishing all-polymer blend solar cells as a viable environmentally sustainable choice. |
| Researchers discover new way to target secondary breast cancer that has spread to the brain Posted: 28 Jan 2022 07:07 AM PST A study has revealed a potential new way to treat secondary breast cancer that has spread to the brain, using existing drugs. |
| New atomistic level insight into drug-target residence time Posted: 28 Jan 2022 07:07 AM PST A new study helps to explain what defines how long a drug molecule stays bound to its target. |
| A link between early maturation and better aerobic performance identified in juvenile salmon Posted: 28 Jan 2022 07:07 AM PST A study indicates that early sexual maturation and high aerobic performance in salmon have a genetic link that is already evident in juvenile salmon. |
| Posted: 28 Jan 2022 07:07 AM PST A new study has determined the post-mortem interval of human skeletal remains using real samples, which has been made possible by the combination of two non-destructive analytical tools: Raman spectroscopy and chemometrics. This opens up new avenues for dating in the field of forensic medicine and anthropology. |
| Txikispora philomaios, a parasite that will help to explain the origin of animal multicellularity Posted: 28 Jan 2022 07:07 AM PST Researchers have discovered a parasite present in seawater and which belongs to a primitive lineage; they have named it Txikispora philomaios. This organism will help to explain how multicellularity developed in animals. |
| Even light drinking can be harmful to health Posted: 28 Jan 2022 07:07 AM PST Drinking less than the UK's recommended limit of 14 units of alcohol per week still increases the risk of cardiovascular issues such as heart and cerebrovascular disease. |
| New blood test combined with image-based prostate cancer screening reduces harms and costs Posted: 28 Jan 2022 07:07 AM PST The combination of a novel blood test and magnetic resonance imaging (MRI) can reduce overdiagnosis of low-risk cancers as well as societal costs in prostate cancer screening, according to a cost-effectiveness study. |
| Rise of termite clone queendoms offers clue to curb invasions Posted: 28 Jan 2022 05:58 AM PST The scientists who discovered all-female termite colonies have now ascertained how they came to exist. In doing so, they revealed how these powerful females potentially threaten other termites, as well as homeowners. |
| Posted: 28 Jan 2022 05:58 AM PST A clinical trial has found that the combination of remdesivir plus a highly concentrated solution of antibodies that neutralize SARS-CoV-2, the virus that causes COVID-19, is not more effective than remdesivir alone for treating adults hospitalized with the disease. The trial also found that the safety of this experimental treatment may vary depending on whether a person naturally generates SARS-CoV-2-neutralizing antibodies before receiving it. |
| Live cells discovered in human breast milk could aid breast cancer research Posted: 28 Jan 2022 05:57 AM PST Researchers have explored the cellular changes that occur in human mammary tissue in lactating and non-lactating women, offering insight into the relationship between pregnancy, lactation, and breast cancer. |
| New species of ‘incredibly rare’ insect discovered Posted: 27 Jan 2022 02:26 PM PST A scientist has discovered a new species that belongs to a group of insects so rare that its closest relative was last seen in 1969. The new species of leafhopper was discovered during field work in the rainforest of western Uganda. |
| Cosmic physics mimicked on table-top as graphene enables Schwinger effect Posted: 27 Jan 2022 11:15 AM PST Researchers have succeeded in observing the so-called Schwinger effect, an elusive process that normally occurs only in cosmic events. By applying high currents through specially designed graphene-based devices, the team succeeded in producing particle-antiparticle pairs from a vacuum. |
| New, highly efficient catalyst for propylene production Posted: 27 Jan 2022 08:43 AM PST Researchers have developed an innovative catalyst for the synthesis of propylene, which has potential benefits for the chemical industry and carbon recycling. |
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