Scientists have used DNA tests in UK waters to detect non-native species, including a potentially fatal worm. The technique could help catch invasions early on and monitor eradication efforts.
Researchers found that invasive plants have a negative impact on native animals, reducing their abundance and altering ecosystem functions. In contrast, exotic animals are unaffected by invasive plants.
A new study reveals that non-native tree species thrive in areas where their close relatives do not, thanks to the lack of soil pathogens. This 'enemy-release' effect gives invasive species a competitive advantage over native species, leading to their rapid spread and dominance.
A study by Zoological Society of London reveals 55 UK animal species have been displaced due to climate change, with invertebrates most affected. The research highlights the need for a centralized platform to track and mitigate the impacts of climate-driven species movement.
A study by Goethe University Frankfurt has demonstrated the safety and efficacy of non-invasive magnetic resonance imaging (MRI) in guiding therapy decisions for patients with stable chest pain and coronary heart disease. MRI measurements were found to be as safe as cardiac catheterization, with reduced need for invasive procedures.
Researchers identified three invasive species of high concern for Durban: Alligator weed, American bullfrog, and red imported fire ant. The study provides a new tool for cities to focus on preventative measures, reducing costs associated with future invasions.
A 40-minute MRI scan has been shown to guide treatment decisions for patients with angina, resulting in fewer hospital stays and procedures. The MR-INFORM trial found similar patient outcomes between those who received the standard invasive angiography and those whose treatment was dictated by their MRI scan.
A new non-invasive prenatal test has been developed to diagnose sickle cell disease in unborn babies. The test uses cell-free fetal DNA and has shown promising results, with successful diagnoses achieved in 21 out of 24 pregnancies. Further development and validation are needed before the test can be introduced into clinical practice.
Researchers at Georgia State University have developed a non-invasive method for detecting liver fibrosis using machine-learning algorithms and ultrasound scans. This technology has the potential to improve early diagnosis and treatment of liver diseases, which affect millions worldwide.
A new model developed by marine biologists has revealed that reef fish enter the 'danger zone' around invasive lionfish at similar rates to native predators. The study found that prey are up to twice as likely to be captured by lionfish than by native predators, highlighting the need for conservation efforts to protect vulnerable species.
A new method converts evolutionary relationships into geographical relationships to make higher-resolution maps of ancient species' distributions. The analysis verified the division of nonavian dinosaurs into Northern and Southern Hemisphere groups, with some species moving between Europe and Africa during the Early Cretaceous period.
The mosquitofish is a highly invasive species that competes with native fish and moves them away from their habitats. Removing its population and improving water quality are key strategies to control its spread in ponds and lakes.
A new study found that extreme draining of Fall Creek Reservoir in Oregon aided juvenile chinook salmon downstream migration and led to the elimination of invasive largemouth bass and crappie. The reservoir's natural river-like conditions promoted a native species-dominated ecosystem.
Researchers found that sharing waters with an invasive Asian rockpool mosquito species reduces parasitism in native eastern tree-hole mosquito species, known as a dilution effect. The presence of the invasive species decreases parasite prevalence by 13-27% compared to 72-90% when kept alone.
Two patients with paraplegia regained the ability to walk with minimal assistance through a fully non-invasive brain-machine interface, producing over 4,500 steps. The technology combines EEG-based brain control with functional electrical stimulation to produce a smoother gait pattern.
Researchers found that removing invasive shrubs restores native understory plant growth, with an unexpected ability and vigor to recolonize open spots. Native plants can thrive in areas previously occupied by invasive species, taking over with minimal additional effort.
A rapidly expanding invasive species, wild pigs are threatening Canada's environment and agriculture. The species has spread across the country, from British Columbia to Ontario and Quebec, causing significant risks to farming and livestock production.
A study by Cambridge University Press found that native plant regeneration exceeded expected growth in areas where invasive shrubs were removed. After seven years, researchers observed a significant increase in plant diversity and abundance among both understory species and small trees.
Researchers discovered that self-fertilization helps two Asiatic dayflower species coexist in the wild, countering reproductive interference caused by shared pollinators. Both species can produce enough seeds to survive through self-pollination, even when one is heavily impacted by the other's flowers.
Researchers used ecological and evolutionary attributes to model extinction risk for data-deficient amphibians, finding over 1,000 species threatened with extinction. Half of these species are likely Endangered or Critically Endangered, primarily in the Neotropics and Southeast Asia.
Two fungal pathogens, Batkoa major and Beauveria bassiana, have been found to decimate spotted lanternfly populations near Reading, Pennsylvania. These native fungi could be used to develop environmentally-friendly control methods for the invasive species.
A global meta-analysis reveals that invasive species can cause significant declines in native populations, especially when they reach higher trophic levels. Early detection becomes critical to prevent long-term damage. Strong policies are needed to prevent novel introductions and manage early stages of invasion.
Scientists found contrasting latitudinal gradients in woody and herbaceous communities, with closely-related species in tropical rain forests and temperate grasslands. The study supports the view that different regions act as evolutionary cradles or museums, influencing diversity patterns.
Researchers identified six factors associated with increased risk of invasive breast cancer recurrence after ductal carcinoma in situ (DCIS) diagnosis. These factors include African-American race, premenopausal status, and high histological grade. The study's findings aim to reduce overtreatment of low-risk DCIS cases.
A new study reveals that ship traffic in Antarctic waters has increased up to 10-fold since the 1960s, posing a risk of invasive species altering the balance between species. The research informs future conservation management and policy for protecting Antarctica's unique biodiversity.
A recent study found that invasive lizard populations can undergo significant biological changes, such as diverging morphology and increased forelimb length, to adapt to new territories. The researchers also discovered lower levels of parasite prevalence and higher body condition in introduced populations compared to native populations.
A recent study published in Nature Ecology & Evolution found that exotic species do tend to disrupt marine ecosystems, reducing native species abundance. However, the team's meta-analysis revealed significant variability and context dependence in their impact.
Research on O'ahu reveals native plants rely heavily on invasive bird species for seed dispersal, forming dynamic networks similar to native communities. However, these birds also spread non-native plant seeds more frequently.
A CABI-led international team has compiled recommendations to improve impact assessment protocols for invasive pests, aiming to enhance global food security. The study analyzed 2614 assessments of 57 non-native species and identified factors increasing protocol robustness.
A global study found that a fungal disease has caused dramatic population declines in more than 500 amphibian species, resulting in 90 extinctions. Chytridiomycosis is present in over 60 countries and is considered one of the most damaging invasive species worldwide.
A new study published in Ecology found that rusty crayfish populations declined in lakes with mucky and sandy bottoms, while those with rocky substrates remained stable or increased. The research suggests that the invasive species sabotages its own success by using aquatic plants as shelters to avoid predators.
A new study reveals that one-third of pollinator species have declined in distribution across Great Britain, while others remain stable or show inconclusive trends. However, an unexpected positive finding is the increase in key bee species responsible for pollinating flowering crops.
A novel minimally invasive method using catheter-based ultrasound measures cardiac output with similar precision as a traditional device. This technology is less invasive and can be used while patients are awake, making it more clinically practical for young children.
A new study published in JAMA Neurology reveals that a minimally invasive procedure can help identify patients with drug-resistant epilepsy who are suitable for brain surgery. The procedure produces more favorable outcomes among patients, including reduced complications and increased likelihood of seizure freedom.
Researchers found that natural selection can couple genes for color pattern and mate preferences when species still interbreed. The study identified four narrow regions of the genome that are highly differentiated among species in hamlets, closely related reef fishes that differ in terms of color pattern.
A new study by UCL researchers finds that alien species are the primary cause of recent global extinctions, responsible for 126 extinctions. Many plant and animal species, including mammals and birds, have been affected, with some species, such as rats and cats, being major contributors.
A study by University of Jyväskylä researchers found that varying environmental conditions increase the potential for invasive species to spread. Communities poorly adapted to changes are more susceptible to invasion.
A significant gap exists between scientific identification of species threatened by international trade and their provision of international protection. One-third of currently endangered species due to trade are not protected, highlighting the need for accelerated action.
Researchers reconstructed the phylogenetic tree of six African baboon species, revealing that genes were exchanged between species, leading to new species emergence. This study sheds light on fundamental biological processes producing new species and provides an analogous model for understanding human evolutionary history.
A new study reveals that many European freshwater fish species, especially those in the Mediterranean region, are threatened by climate change. The research identifies regions and species particularly susceptible to rising water temperatures and changing habitats.
A new systematic approach to assess animal extinction risk has found that 20% of previously unassessable species are likely threatened. The method, designed by Luca Santini and colleagues, is more efficient than traditional methods and provides an early warning system for species at risk.
A study published in PLOS ONE found that 78% of marine mammal populations and 75% of sea turtle populations increased significantly after being listed under the U.S. Endangered Species Act. Conservation measures such as tailored species management and fishery regulations appear to have been successful in promoting species recovery.
Natural enemies near individual trees restrict tree recruitment, favoring rare species over common ones. Tropical forest diversity is maintained by the 'seed shadow' around adult trees, allowing rare species to thrive.
A study has identified 66 alien plant and animal species that could pose the greatest threat to European biodiversity in the coming decade. These invasive species are likely to arrive via shipping or trade, with aquatic species being most at risk.
New research highlights invasive species as the top threat to Australian biodiversity, affecting 82% of threatened species, while habitat changes impact 74%. The Threatened Species Recovery Hub and Centre for Invasive Species Solutions warn of an extinction crisis without innovative management options.
A phase III trial found T-DM1 significantly reduced invasive disease-free survival risk in patients with HER2-positive early-stage breast cancer and residual invasive disease after neoadjuvant chemotherapy and trastuzumab. The treatment also showed promise in reducing recurrence risk across various subgroups of patients.
A recent study published in PLOS Biology reveals that human environmental effects are favoring the same species everywhere, while unique species are disappearing. The researchers found that species occupying large areas tend to increase in places where humans use the land, while those species that occupy small areas are lost.
A new method for detecting bladder cancer has been developed using atomic force microscopy (AFM), which can accurately identify cancerous cells in urine samples with high sensitivity. The test demonstrates over 90% sensitivity in detecting bladder cancer, compared to 20-80% for current non-invasive diagnostics.
A clinical trial found that a minimally invasive treatment for retinal detachment resulted in better visual acuity and reduced visual distortion compared to traditional surgery. The procedure, called pneumatic retinopexy (PnR), also showed significant cost benefits for healthcare systems.
A Finnish study reveals that protected areas support northern bird species while hindering southern species' movement northwards due to habitat loss and climate change.
A new research from the University of Vermont provides insight to help predict which plants are likely to become invasive in a particular community. Plant height can be a competitive advantage for non-native plants, enabling them to outcompete native plants and spread more aggressively.
Breast cancer cells can become invasive by changing their identity through a process called epithelial-mesenchymal transition (EMT). A newly identified protein, CXADR, plays a crucial role in this process. Reintroducing CXADR into breast cancer cells can change their behavior and repress invasive properties.
A recent study published by Kew scientists reveals that 36% of 'critically endangered' plant species produce recalcitrant seeds, making seed banking an ineffective conservation method. This means alternative techniques like cryopreservation are necessary to safeguard the world's most threatened species and iconic tree species.
Patients receiving minimally invasive radical hysterectomy for early-stage cervical cancer have an increased risk of death compared to those treated with open surgery. A long-term analysis of nationwide databases found a 9.1% risk of death in the minimally invasive group, significantly higher than the 5.3% risk in the open surgery group.
A new study found that women with early-stage cervical cancer who underwent minimally invasive hysterectomy had a significantly higher risk of death compared to those who had open surgery. This was due to a 65% higher risk of mortality within four years after surgery.
Researchers have developed a non-invasive method to detect metallic stents and their potential structural failures through microwave spectrometry. The technique showed promise in detecting stent fractures and restenosis, highlighting the potential for new approaches to cardiovascular disease treatment.
A new study published in Nature journal Scientific Data highlights the role of citizen scientists in tracking the spread of invasive species. The UK Ladybird Survey mapped 48,510 observations of the harlequin ladybird over a decade, showing its rapid spread across England and Wales.
New research from Binghamton University found that invasive plant leaf litter and sodium chloride accelerate developmental time and reduce mass of native leopard frogs, while aiding invasive African clawed frogs. The study highlights the importance of considering interactions between multiple stressors in preserving native biodiversity.
A recent study found that invasive cattle forage grass, tall fescue, is associated with nest failure in dickcissels, small grassland birds. The researchers identified tall fescue as a key factor influencing nest survival, and suggested that removing the invasive species could benefit wildlife and people's livelihoods.
Researchers found that certain invasive plant species can increase blue carbon storage by boosting biomass and soil carbon, while other plant invasions have a negative impact. The study's findings provide valuable insights for ecosystem managers seeking to enhance carbon storage in coastal environments.