Articles tagged with Mosses
Research in Global Change Biology reveals Antarctic mosses' slow growth rates (0.2-3.5mm/year) and their age, dating back to the heroic era of exploration. Climate change affects plant life, making Antarctica's driest continent an even harsher environment.
A new study reveals that bacteria living in mosses on tree branches contribute to nutrient dynamics, sustaining the long-term productivity of coastal temperate rainforests. Large, ancient trees provide habitat for mosses and cyanobacteria, which fix nitrogen and fertilize the forest.
Researchers found that Republican and Democratic narratives about the American South shaped the way Americans view themselves. Dr. Christina Moss argues that these narratives effectively marginalized African-Americans by defining regional identity in terms of white voters' control over power.
Researchers discover that bacteria associated with mosses on tree branches are essential for nutrient dynamics, enabling the long-term productivity of coastal temperate rainforests. The study highlights the importance of preserving large old-growth trees to maintain these forests' health.
A new study has identified a potential vaccine that targets H. pylori bacteria, which causes gastritis, ulcer disease, and gastric cancer. The vaccine was found to be more effective when delivered intranasally.
A study from Rhode Island Hospital found that 33 individuals were responsible for 305 cases of medical intervention to remove intentionally swallowed foreign bodies, resulting in estimated hospital costs of over $2 million. The most common items ingested were pens, batteries, knives, and razor blades.
Researchers discovered a rare colony of moss, worms, and shrimp flourishing around a geothermal vent at the bottom of Yellowstone Lake. The unique environment is characterized by inky black water, high temperatures, and toxic gases.
New research reveals that early plants overcame an evolutionary hurdle by utilizing sugars from the environment, contrary to previous assumptions. This discovery has significant implications for global carbon cycling models, suggesting a more complex role for mixotrophy in plant growth and development.
Researchers gathered to discuss novel muscle processes and clinical implications of complex macromolecular machines controlling muscle contraction. Key findings include insights into the DHPR–RYR1, actin–myosin interactions, and the multifunctional role of the dystrophin–glycoprotein complex in skeletal muscle.
Researchers at Jena University have identified oxylipins in moss that repel snails, a common garden enemy. The study's findings suggest a new organic repellent could be developed using these compounds, offering an eco-friendly alternative to existing pest control methods.
Researchers found that females receiving CRT-D therapy had a 70% reduction in heart failure progression and a 72% reduction in death from any cause. Men received some benefit, but not the out-of-the-park results seen in women.
A new therapy reduces mortality and heart failure risk in patients with mild cardiac disease, showing a 34% reduction in death or heart failure risk compared to those receiving only an ICD. The treatment has been approved for use in the US, benefiting nearly 4 million Americans with milder forms of heart failure.
Researchers at Washington University in St. Louis study how mosses adapt to dehydration, revealing the role of ABA and ABI3 signaling pathways. They identify 22 genes that are upregulated during dehydration and discover that these genes are also expressed during rehydration, but only in wild-type moss.
A new study reveals that Egyptian fruit bats use an alternative strategy to detect and track targets. By alternating the direction of their sonar beam, they can pinpoint the location of a target but make it harder to detect in the first place. This approach optimizes pinpoint accuracy while sacrificing some detection ability.
Researchers used FRET to study GAT1 transporters and found correlations between oligomerization state and function. The results show the power of the FRET-based approach for distinguishing among distinct states of proteins.
Scientists from Uppsala University have successfully introduced plasmid-based methods into Physcomitrella moss cells, opening doors to powerful techniques in plant research. This breakthrough enables gene cloning and overexpression directly in plant cells without the need for single-cell organisms like bacteria or yeasts.
Researchers found that moss shares basic development processes with humans and discovered a key component in stem cell programming. This discovery has implications for cancer research and could lead to better reprogramming of implanted stem cells.
A new study identifies Cyber Millenials, affluent, health-conscious young adults living on the urban fringe, as those most likely to engage in high-risk drinking. These individuals, despite being tech-savvy and well-educated, exhibit detrimental binge drinking habits.
A new study by NYU Professor Mitchell Moss suggests that the Robert T. Stafford Act is out of date and requires revision to provide rapid financial assistance after a catastrophe. The act's failure to recognize 21st-century threats and its lack of distinction between rural and urban disasters are major concerns.
A 5,200-year-old study of the Tyrolean Iceman's intestinal contents identifies six different mosses, suggesting he may have traveled, injured himself, and dressed wounds. The findings provide insights into his lifestyle and events leading up to his death.
Scientists found that tree canopy levels affect nitrogen fixation rates in feather mosses, regulating forest productivity and carbon consumption. High nitrogen deposition from pollution reduces moss nitrogen fixation rates.
Research reveals that forest canopies influence nitrogen fixation rates by controlling the amount of nitrogen deposited on mosses. High canopy nitrogen levels reduce nitrogen fixation, while low levels increase it.
Researchers found that smokers with a CETP gene defect are at higher risk of an early onset of heart disease due to decreased HDL levels. Smokers who carry this variant experience a heart attack around age 52, while those without it have similar risks as non-smokers.
Researchers have discovered a moss protein that may play a crucial role in preventing Alzheimer's disease. The study found that the moss protein has an evolutionary conserved function with human presenilin, suggesting that it may provide clues to its primary role in mammalian systems.
Scientists have sequenced the genome of moss Physcomitrella patens, which can survive severe dehydration and regrow when watered. The study aims to identify genes controlling these survival tactics and adapt crops for drought-stricken areas.
The sequencing of Physcomitrella patens genome provides a window into the evolution of green plants, revealing key traits like desiccation tolerance. The discovery may help improve crop growth in arid conditions and advance bioenergy research.
The DOE JGI Community Sequencing Program has successfully sequenced the genome of Physcomitrella patens, a nonvascular land plant. The genome will facilitate studies of plant cell wall synthesis, photosynthesis, and drought tolerance, with potential applications in biofuels and biomass production.
The complete genome of Physcomitrella patens has been sequenced, providing insights into the conquest of land by plants. The research reveals unique gene products and metabolic pathways that enable mosses to protect themselves against stresses associated with living on land.
Two surgical procedures, laparotomy and bowel resection, and peritoneal drainage, were compared in a multi-center randomized controlled trial. The study found that patient survival rates and major outcomes were virtually identical between the two procedures.
Researchers discovered that bats employ sophisticated techniques to locate prey in cluttered environments, including adjusting the timing and frequency of their ultrasonic pulses. By analyzing high-speed camera footage and audio recordings, the team found that bats 'strobe' the air with sound to distinguish insects from background noise.
Researchers have discovered thousands of years-old plant remains exposed by the Quelccaya ice cap, suggesting that the region may not have been as warm as it is today in over 500 centuries. The findings are significant, as they provide a unique perspective on ancient climate change.
Moss's work on local structure of alloys led to the development of Krivoglaz-Clapp-Moss theory, redefining alloy studies. He continues to study atomic structure of alloys to understand phase stability and properties.
A new understanding of morphine's side effects has been gained through the discovery of methylnaltrexone, a peripheral opiate antagonist. This breakthrough allows scientists to distinguish between morphine's central analgesic and peripheral side effects, offering new hope for patients experiencing severe nausea, itching, and constipation.
Experiments on moss grown in space showed it formed striking clockwise spirals despite the absence of gravity. Common roof moss grew in a residual spacing mechanism intended to control colony growth and branch distribution.
The JGI Community Sequencing Program (CSP) selects a diverse range of organisms, including moss, sponge, leech, and red tide algae, to advance knowledge on alternative energy production, bioremediation, and evolution. These projects will leverage JGI's powerful resources to sequence approximately 15 gigabases of genetic code.
The huge market demand for forest moss is causing ecological concerns, with millions of pounds being harvested annually. The removal of large amounts of moss can lead to unintended consequences, such as removing endangered species or shipping insect pests overseas.
Researchers at Moss Landing Marine Laboratories have conducted an experiment that revealed iron fertilization can trigger massive phytoplankton blooms in the Southern Ocean. These blooms consume vast amounts of carbon dioxide, which is then potentially removed from the atmosphere, suggesting a potential solution to global warming.
Researchers have discovered a shared gene regulation mechanism in all major plant groups, controlled by microRNAs, and this system has been conserved for 400 million years. This finding opens up new possibilities for understanding plant development and evolution.
Researchers investigate how simple plants like moss grow when deprived of gravity, exploring the role of light and internal forces. The study aims to understand the cellular mechanisms guiding plant growth and development in space.
A four-year study found that implantable cardioverter defibrillators reduce death rates by 31% in patients at risk of sudden cardiac arrest. The devices detect irregular heartbeats and deliver electrical shocks to restore normal function.
A study by Dr. Kathryn Moss and colleagues found that the EEOC has never been funded to thoroughly investigate discrimination complaints, resulting in inconsistent outcomes. The commission's limited resources lead to prioritization issues and variability in benefits among different offices.
Researchers found that Antarctic plants can repair themselves after exposure to harmful UV radiation, with effective DNA repair mechanisms at low temperatures. However, the team expects a rise in temperature to lead to a shift in vegetation composition, with rapidly growing grasses and mosses replacing lichens.
Simon C. Moss, a UH professor, has spent 40 years researching atomic-scale defects and their impact on materials properties. His work has led to breakthroughs in semiconductors, alloys, and thin films, earning him the Von Hippel Award.
Researchers at NHLBI discovered that women with LAM have a high rate of meningiomas, a surprising finding that has implications for diagnosis and treatment. The study suggests using MRI scans to screen for tumors and avoiding progesterone in affected patients.
A new study found that implanted cardioverter defibrillators save the most lives among patients with severe heart disease who suffer from abrupt heart rhythm malfunctions. The device monitors electrical signals and acts within seconds to restore a normal heartbeat, providing life-saving benefits for high-risk patients.
A clinical study of 800 people with Long QT Syndrome found that an individual's own characteristics and electrocardiogram findings are the major determinants of risk for sudden death. This challenges the long-held assumption that family history plays a role in determining the risk.
Eating foods high in solanaceous glycoalkaloids (SGAs) like potatoes, tomatoes, and eggplants days before surgery may delay the metabolism of anesthetic drugs, leading to unpredictable responses. SGAs inhibit two enzymes responsible for breaking down anesthetics, causing them to act longer than expected.
Researchers have discovered a unique enzyme in an AIDS-related skin disease virus that protects it from ultraviolet radiation and the immune system. The enzyme, similar to human glutathione peroxidase, neutralizes caustic chemicals made by immune cells to fight infection.