All Asia & Oceania articles – Page 3
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Origami paper sensors could help early detection of infectious diseases in low-cost test
Researchers have developed an innovative new method for identifying biomarkers in wastewater using origami-paper sensors, enabling the tracking of infectious diseases using the camera in a mobile phone.
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Genetic tracing at the Huanan Seafood market supports COVID animal origins
A study provides a list of the wildlife species present at the market from which SARS-CoV-2 most likely arose in late 2019, based on a new analysis of metatranscriptomic data released by the Chinese Center for Disease Control and Prevention (CDC).
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Cells ‘repress’ genomic remnants of ancient viruses
Researchers have identified key cellular control sites that regulate gene expression and prevent the activation of ‘cryptic’ genomic regions, including ancient viral sequences.
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Low-power laser can selectively detect coronavirus spike proteins in just five minutes
Researchers have demonstrated a method to detect the presence of viruses quickly, using only a small sample. The light-induced immunoassay coated with novel coronavirus spike proteins was highly sensitive even with weak light like a laser pointer.
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Nanozymes alleviate depression in rats by restoring gut microbiome
Researchers developed antioxidant carbon dot nanozymes (synthetic enzyme-like substances) that reduced oxidative stress, rebalanced gut microbes and alleviated stress-induced depression in rats.
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Scientist devises test feed for fungal ‘micro-machine’ that breaks down wood
Researchers investigating a molecular machine found in fungi that decomposes wood into its basic components have come up with a test feed that allows them to observe its close-to-natural action, opening the door to putting it to industrial application.
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Study sheds light on how virus-fighting cells develop during long Covid
A new long-term study into long COVID has investigated how a certain population of white blood cells, called memory T cells, are established and develop as part of the body’s defense to fight off the disease.
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‘Food theft’ among seabirds could be transmission point for deadly avian flu
The deadly H5N1 avian influenza virus, which has killed millions of birds worldwide since 2021 – and in rare cases can be transmitted to humans – may be spread through the food-stealing behaviour of some seabirds.
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Cofitness network connectivity determines a fuzzy essential zone in open bacterial pangenome
Based on a robust Tn-seq analysis of independent mariner transposon insertion libraries of Sinorhizobium strains, scientists have identified a strain-dependent variation in the fitness network of the Sinorhizobium pangenome under a nutrient-rich condition.
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CRISPR/Cas9 modifies euglena to create potential biofuel source
Using CRISPR/Cas9 to edit the genome of Euglena gracilis, researchers have produced stable mutants that created wax esters two carbons shorter than the wild-type species. This makes them more applicable as feedstock for biofuels.
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Ramie rhizosphere study unveils secrets of the volcano
Volcanic soil plays a key role in the formation of microbial community diversity and subsequently influences the diversity of microorganisms residing in the rhizosphere of Boehmeria nivea L.
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Some guidelines for diagnosis and treatment of hepatitis E virus infection need a revamp, evaluation finds
A systematic evaluation of HEV infection guidelines revealed significant variability in their quality and recommendations. While some demonstrated strengths, others were found lacking in stakeholder involvement, rigor of development, and applicability.
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Catalogue of fungi in China reveals new taxa of macrofungi from southern Xizang
During a field trip in July 2023 in the Himalayas, 882 specimens in six counties from the border area of Xizang, China were collected, among which 15 new macrofungal species were revealed and are described in the study.
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Rwanda and BGI Genomics forge stronger ties in public health collaboration
Dr. Sabin Nsanzimana, the Minister of Health of Rwanda, along with Samuel Abikunda, Commercial Counsellor from the Embassy of Rwanda in China, led a high-level delegation to BGI Genomics on September 8, 2024.
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Fungal foe fended off: DNA demethylation boosts tomato resistance
A recent study discovered that applying 5-Azacytidine, a DNA methylation inhibitor, significantly reduces tomato susceptibility to gray mold, a common postharvest fungal disease.
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Scientists unveil how the oceans’ most abundant bacteria impact global nutrient flows
A new paper has revealed how key bacterial proteins contribute to global carbon, sulfur and other nutrient cycles.
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Microorganisms can travel long distances in the troposphere
Air samples taken at altitudes up to 3,000 metres over Japan unveil the presence of a wide array of microbes, some of which are potentially pathogenic to humans, transported thousands of kilometers by aerosols originating in northeast China.
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Researchers find ways for bacteria to produce PET-like materials
Researchers have recently developed a technology that could play a crucial role in solving the environmental pollution problem caused by plastics.
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Study reveals how pathogen breaches plant defences by hijacking plant protein
A recent study has uncovered how the pathogen Ralstonia solanacearum disrupts plant defenses through its type III effector RipAF1.
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Tiny heroes and innovative technology can fight back against antibiotic-resistant biofilms
Researchers show that antibiotic-infused silver nanoparticles can effectively break down biofilms and also unveil a new sensing method to assess antimicrobial activity.