All USA & Canada articles – Page 71
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New mode of horizontal gene transfer between maternal and infant gut microbiome uncovered
Researchers have discovered a new mode of vertical mother-to-infant microbiome transmission, where microbes in the maternal gut shared genes with microbes in the infant gut during the perinatal period starting immediately before birth and extending though the first few weeks after birth.
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New mapping tool delivers first accurate tuberculosis genome
Researchers have developed a novel genome assembly tool that could spur the development of new treatments for tuberculosis and other bacterial infections.
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Poor gut health may drive multiple sclerosis — but better diet may ease it
Researchers have traced a previously observed link between microscopic organisms in the digestive tract — collectively known as the gut microbiome — and multiple sclerosis (MS).
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Researchers patent synthetic arsenic-based antibiotic originating in soil bacteria
Florida International University researchers have moved a step closer to producing synthetic arsenic-based drugs in their quest to solve an urgent worldwide health problem ―the growing number of infections that have become antibiotic-resistant.
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Bacterial speed of growth and metabolism can offer answers to inoculum effect
Scientists have discovered that interactions between how fast bacteria grow and the amount of energy or metabolism bacteria have can explain the inoculum effect for multiple antibiotics and bacteria species.
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Lasso peptide points the way to new antibiotics for untreatable infections
Princeton Engineering researchers have isolated a compound that kills bacteria that can cause incurable infections.
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Olfactory viral inflammation linked to accelerated onset of Alzheimer’s disease
Viruses can inflame and disrupt connections between the olfactory system, which governs the sense of smell, and the part of the brain associated with memory and learning, possibly accelerating the onset of Alzheimer’s disease, according to a new study.
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Study reveals how plague spreads through wild rodent populations
Mathematical modeling reveals how fleas with early-stage Yersinia pestis infections are insufficient to drive epizootic outbreaks but can help promote a low level of enzootic plague.
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Scientists identify infection-halting compound that can target hosts, not viruses
Researchers at UBC’s Life Sciences Institute have identified a compound that shows early promise at halting infections from a range of coronaviruses, including all variants of SARS-CoV-2 and the common cold.
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Machine learning tool figures out how many people are represented in a wastewater sample
A machine learning model has been developed that uses the assortment of microbes in wastewater to find out how many individual people they represent.
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Microbiota transfer therapy boosts gut health in children with autism
Researchers have discovered that microbial taxa and genes that are important for microbial pathways associated with improvements in the physical and behavioural symptoms of autism spectrum disorder, improved following microbiota transfer therapy.
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Phase 2 trial of Ebola vaccines yields promising results
An international team of scientists has published the results of a large-scale randomized clinical trial in West Africa which confirms the safety of three vaccine regimens for Ebola and suggests an immune response is induced and maintained for up to 12 months.
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Researchers develop ingestible biobatteries that could allow new view of digestive system
Biobattery researchers have created a solution based on microbial fuel cells that would allow cameras to target the hard-to-reach small intestine, which winds around the human gut for an average of 22 feet.
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Potential drug takes aim at emerging Chikungunya virus
Researchers are developing what could become the first-ever treatment against the debilitating joint pain that can last months or years after becoming infected with the emerging Chikungunya virus.
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Molecules found in mucus could prevent cholera infection
MIT researchers have identified molecules found in mucus that can block cholera infection by interfering with the genes that cause the microbe to switch into a harmful state.
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Study reveals how bioenergy crop microbiomes change as you dig deeper
A new study casts fresh light on how bioenergy crop microbiomes change in deeper soil, helping scientists to understand how plant microbiomes can be used to provide environmental services and support greener agricultural systems.
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Vaccine for Lyme disease one step closer with promising six-month results
A vaccine for Lyme disease is one step closer after Pfizer Inc and Valneva SE reported positive results in their antibody persistence data six months after completing a three-dose or two-dose schdule in children and adults with vaccine candidate VLA15.
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Gut microbiomes of mouse pups change for good when nursing mothers fed low-fibre diet
Researchers have found that when nursing mouse mothers are fed a low-fibre diet, their offspring’s microbiome is permanently altered, leading to gut inflammation and obesity.