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Herbivores developed powerful jaws to digest tougher plants after the mass extinctions
The evolution of herbivores is linked to the plants that survived and adapted after the 'great dying', when over 90% of the world's species were wiped out 252 million years ago.
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New immunotherapy 'highly effective' against hepatitis B
Scientists at UCL have identified a new immunotherapy to combat the hepatitis B virus (HBV), the most common cause of liver cancer in the world.
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Researchers develop 3D-printed jelly
3D-printable gels with improved and highly controlled properties can be created by merging micro- and nano-sized networks of the same materials harnessed from seaweed. The findings could have applications in biomedical materials - think of biological scaffolds for growing cells - and soft robotics.
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How moths find their flame - genetics of mate attraction discovered
Biologists have revealed for the first time the genetics linking pheromone signals produced by female moths and the neuronal response driving male attraction to females. The ability to predict mate choice will help in understanding how species diverge, and how to control agricultural pests.
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Health outcomes differ between UK and US children with cystic fibrosis
A new study led by University of Liverpool researchers has confirmed that children with cystic fibrosis (CF) in the US have better lung function than UK children with the disease. The study suggests that differences do not appear to be explained by early growth or nutrition, but could be linked to differences in the use of early treatments.
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Above the noise
Osaka University researchers employed machine learning to remove the noise from experimental data without the need for "clean" examples. As a result, the team was better able to monitor the motion of spheres through tiny nanopores. This work may lead to advances in the fast detection of even very small concentrations of pathogens in patient samples.
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Gimmicky or effective? The effects of imaginative displays on customers' purchase behavior
Imaginative displays can increase customers' purchase behavior, sales, and ROI.
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New weapon in the fight against gastrointestinal disease in informal settlements
Monash University researchers have validated a way to successfully detect a diverse range of bacteria (pathogens) that cause diarrhoeal disease in informal settlements.
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COVID-19 pandemic sees increased consults for alcohol-related GI and liver diseases
Inpatient consults for alcohol-related gastrointestinal (GI) and liver diseases have surged since the beginning of the COVID-19 pandemic and remained elevated, according to research selected for presentation at Digestive Disease Week® (DDW) 2021. The proportion of patients that required inpatient endoscopic interventions for their alcohol-related GI and liver diseases has also increased, highlighting an apparent worsening trend in the severity of disease.
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Pairing bariatric procedure with diabetes drug increases weight loss
Combining minimally invasive endoscopic sleeve gastroplasty (ESG) with the diabetes drug semaglutide can provide additional significant weight loss for patients who are not candidates for invasive weight-loss surgery, according to research that was selected for presentation at Digestive Disease Week® (DDW) 2021.
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Pancreatic cancer trials fail to include minorities despite worse outcomes
Despite the fact that certain racial and ethnic minorities get pancreatic cancer more often, are diagnosed at a younger age and die sooner, clinical trials fail to include representative proportions of non-White patients at every phase of study, according to research that was selected for presentation at Digestive Disease Week® (DDW) 2021.
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Probiotics associated with fewer respiratory symptoms in overweight and older people
Daily probiotic use was associated with fewer upper respiratory symptoms in overweight and older people, according to a study that suggests a potential role for probiotics in preventing respiratory infections. The study was selected for presentation at Digestive Disease Week® (DDW) 2021.
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No-one knew if lymph vessel cells bear cilia; turns out, they're indispensable for health
Scientists show for the first time that the primary cilium - a sensing 'organ' of cells - helps the cells that form the lymphatic vessels of mammals to grow into a functional and locally responsive network, not only during prenatal development but also during inflammation and wound healing. This discovery, in a study by the open access publisher Frontiers, could inspire new medical therapies.
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Virtual reality warps your sense of time
Psychology researchers at UC Santa Cruz found that playing games in virtual reality creates an effect called "time compression," where time goes by faster than you think. The research team compared time perception during gameplay using conventional monitors and virtual reality to determine that this effect is uniquely linked to the virtual reality format.
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Using micro-sized cut metal wires, Japanese team forges path to new uses for terahertz waves
Greater understanding of reflectionless, highly refractive index metasurfaces is critical to developing wireless technology beyond 5G and manipulating THz waves for a host of yet-undiscovered commercial applications.
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New cellular atlas maps out healthy and cancerous breast tissue
Australian researchers have documented the diversity of cells in the human breast, explaining the relationship between healthy breast cells and breast cancer cells. The research, which relied on expertise spanning from breast cancer biology through to bioinformatics, measured gene expression in single cells taken from healthy women and cancerous breast tissue, including tissue carrying a faulty BRCA1 gene. This enabled the researchers to create an 'RNA atlas' that details the different cells found in these tissues.
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Nanophotonics enhanced coverslip for phase imaging in biology
Visualization of biological cells is of fundamental importance in biology for scientific research and medical diagnostics. Conventional imaging techniques to visualize biological cells rely on expensive and bulky optical components, require additional chemical staining or cumbersome electronic post-processing. Australian scientists have recently demonstrated an ultra-compact, nanoengineered device that circumvents these limitations and enables phase-imaging of biological cells. The technique will open new avenues for future biological imaging methods and mobile medical diagnostic tools.
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Finding control in hard-to-predict systems
Input one, output one; input two, output two; input three; output purple --what kind of system is this? Computer algorithms can exist as non-deterministic systems, in which there are multiple possible outcomes for each input. Even if one output is more likely than another, it doesn't necessarily eliminate the possibility of putting in three and getting purple instead of three. Now, a research team from USA has developed a way to control such systems with more predictability.
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Having a healthier heart is associated with better problem-solving and reaction time
People with healthier heart structure and function appear to have better cognitive abilities, including increased capacity to solve logic problems and faster reaction times, according to research led by Queen Mary University of London and the Radcliffe Department of Medicine at University of Oxford.
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Ozone in air pollution is linked to fibroid development in Black women
Higher levels of ozone from air pollution are linked to an increased risk of developing fibroids among Black American women according to a large study published in Human Reproduction. This is the first study to look at the link between fibroids in Black women and air pollution.
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