Articles tagged with Mussels
New research reveals that blue mussels reduce filtration activity in response to parasite detection, with potential consequences for ecosystem function. The 'ecology of fear' concept shows that the mere risk of infection can cause mussels to change behavior, making it harder for parasites to infect them.
Researchers identified a protein from the quagga mussel that can stick to surfaces underwater without DOPA, a modified amino acid previously thought essential for adhesion. The findings could inform the design of future medical glues and anti-fouling technologies.
Researchers developed a spray shield that adheres to transplant organs using mussel-derived adhesive protein, reducing immune rejection and its side effects. This innovation enables targeted delivery of immunosuppressants directly to the transplanted site, increasing success rates in xenograft transplantation.
Researchers discovered a common parasite of modern oysters has been infecting bivalves for hundreds of millions of years. The parasite, belonging to the spionid group, has remained largely unchanged despite multiple mass extinction events.
Researchers developed a composite bioabsorbable hemostatic sponge inspired by mussels and extracellular matrix. The sponge quickly absorbs blood and firmly adheres to tissues, enhancing hemostatic performance. It promotes wound stabilization, accelerates blood clotting, and reduces inflammation and tissue damage.
A new surface modification technology has been developed using a novel polydopamine-based coating, showing great promise for medical patches, wearable sensors, and other applications. The coating demonstrates strong antibacterial and antiviral properties while being safe and non-toxic.
A study led by Monterey Bay Aquarium shows that the collapse of one marine predator can benefit another. Sea otters thrive in response to increased availability of mussels after a mussel boom is triggered by the loss of ochre sea stars, demonstrating keystone interdependence.
A team of biologists has discovered an ancient neurohormone called bombesin that controls appetite in humans and other vertebrates. The study also found that bombesin-like neurohormones are present in starfish, revealing a common ancestor of appetite regulation dating back over half a billion years.
A study investigating aquatic species response to environmental stress factors in urban habitats reveals populations adapt and become more resilient. This finding supports the hypothesis that urban habitats provide clues about animal adaptation to future environmental changes.
A POSTECH research team found that EGF/EGF-like domains interact with GlcNAc-based biopolymers to achieve strong underwater adhesion without oxidation, leading to durable and reversible bonds.
Researchers found a thriving mussel bed community in Northern California, similar to one surveyed in 1941, revealing more species than expected. The study highlights the value of non-traditional resources like old manuscripts and Indigenous knowledge.
A newly resurveyed mussel bed in Northern California has found 90 species of invertebrates living within it, including warm-adapted species not typically found in the area. The study, published in Scientific Reports, documents a thriving mussel bed community that shows signs of climate change.
Researchers developed a novel inhalable therapeutic delivery system for lung cancer using mucoadhesive protein nanoparticles inspired by marine mussels. The approach leverages the adhesive properties of mussel proteins to enable selective payload release and minimize adverse effects.
Research reveals particle emissions from offshore wind farms can be toxic to blue mussels, affecting their physiology and potentially impacting coastal ecosystems. The study calls for further research on long-term effects and the importance of multi-use wind parks for aquaculture.
A UK-based study reveals that an offshore mussel farm is reviving shellfish reefs off the English south coast, a process previously unseen in 150 years. The research found mussels deposited on the seabed create habitats for commercially important species like European lobsters and brown crabs.
Freshwater mussels found in Pennsylvania streams contain radium from fracking wastewater, indicating the water's pollution level. The mussels' shells and tissues absorb radioactive particles, which can accumulate in the food chain and potentially harm endangered species.
A new study suggests that incorporating seafood rich in umami, such as fish and shellfish, into vegetable dishes can boost their flavor and make them more appealing. The research uses a mathematical equation to calculate the umami content of various seafood options, finding that even small amounts can greatly enhance the taste.
Researchers have identified cocaine as a contaminant of concern in the Bay of Santos' water, sediments, and marine organisms. The drug causes toxicological effects in animals such as mussels, oysters, and fish, with severe bioaccumulation and ecotoxicological risks.
Researchers analyzed modern and historic mussel shells to investigate the impact of climate change on ecologically and commercially important mollusks. They found that shells collected today are significantly more porous than those collected in the past, suggesting increases in temperature led to increased porosity.
Research finds seaports facilitate the spread of MtrBTN2, a rare contagious cancer in mussels, through biofouling. The disease is threatening coastal ecosystems and argues in favor of mitigation policies to stem its spread.
Researchers developed customized adhesive patches using mussel-derived proteins, exhibiting strong underwater adhesion, biocompatibility, and adjustable degradation time. These patches showed successful treatment in animal models, paving the way for personalized medical applications.
Researchers discovered a single bacterium transferred genetic material to mussels, enabling their ability to make durable fibers. These fibers, similar to spider silk, could inspire the development of tough polymer fibers for more sustainable materials.
Researchers at McGill University discovered a strong, quick-release connection between living and non-living tissues in marine mussels. The biointerface is mediated by serotonergic cilia-based adhesion, which can be controlled by neurotransmitters serotonin and dopamine.
A study by Universitat Autonoma de Barcelona found that all aquatic species in river mouths are contaminated with microplastics. Molluscs were the most affected, and nanoplastics posed a greater risk to aquatic organisms due to their ability to pass through cellular membranes.
Research on sea-level rise's impact on freshwater mussels reveals that high salt concentrations can be toxic to young mussels. The study provides guidance for conservation programs addressing climate-induced sea level rise and saltwater intrusion, affecting numerous vulnerable species.
A new study found that mussels can adjust their heart rate and clearance rate in response to elevated temperatures, showing they can persist and recover from marine heatwaves. This ability may help maintain normal functioning of the circulatory system and benefit other organisms in coastal ecosystems.
Researchers develop innovative framework to evaluate establishment risks linked to invasive golden mussels in water diversion projects. Key environmental variables identified, including total nitrogen levels and optimal water temperature, which impact mussel reproduction and biofouling risk.
Researchers are creating digital 3D models of freshwater mussels using photogrammetry, allowing biologists and conservationists to identify species and teach field biologists how to distinguish characteristics. The online course will also educate the public about these essential creatures that filter algae and stabilize streambeds.
The study found Asian clams in various habitats along the lower Columbia River, with high concentrations near warmer waters and sandy substrates. The invasive species can disrupt food webs and cause economic damage, raising concerns about potential future invasions by quagga and zebra mussels.
Scientists have created a method to produce synthetic spider silk with eightfold higher yields than previous methods, making it a promising material for sustainable clothing production. The new silk fibers retain the desirable properties of enhanced strength and toughness while being lightweight.
Cambridge researchers observe Unio crassus mussels squirting water jets up to a meter away from the riverbed to increase the chances of their larvae attaching to specific host fishes. This behavior has never been seen in any other mussel species and may be crucial for the endangered species' survival.
The River Thames ecosystem has suffered a drastic decline in mussel numbers since the 1960s, with native species dwindling to nearly nothing. The invasive zebra mussel and Asian clam have also taken hold, further threatening biodiversity.
A new study found that offshore mussel farms can increase species abundance, including Atlantic horse mackerel and European lobster, on degraded seabed habitats. The research suggests that this practice could have wider environmental benefits, supporting the national and international Blue Growth agenda.
Researchers from McGill University developed a medical adhesive inspired by flatworms that uses suction to absorb blood and promote blood coagulation. The adhesive can be removed without causing re-bleeding, making it a potential replacement for wound sutures or delivering drugs.
Research by the Alfred Wegener Institute found that low-frequency noise from human activities stresses crustaceans, mussels, and worms on the seafloor, impacting their ability to transform sediment and maintain ecosystem function. This could have far-reaching consequences for nutrient cycling and food availability in marine ecosystems.
A new study found that the 2021 heat wave caused widespread death among shellfish due to a combination of low tides, high air temperatures, and location. The research team analyzed hundreds of field observations and found that some species fared better than others in terms of survival.
The study found that freshwater pearl mussels significantly affected biofilm bacterial dynamics, particularly with increased Bacteroidales and Clostridiales abundance. The presence of mussels also alleviated nitrogen deficiencies by recycling nutrients.
Researchers at Pohang University of Science & Technology have discovered a way to enhance the surface adhesion of mussel adhesive proteins (MAPs) by converting oxidized Dopa into a stronger form called △Dopa. This breakthrough enables MAPs to maintain strong underwater adhesion, paving the way for potential biomedical applications.
Researchers discovered that freshwater pearl mussel larvae can protect brown trout from Flavobacterium disease outbreaks. The mussels' filtering ability removes bacteria from water, suggesting a potential application in water treatment. This finding highlights the importance of ecosystem services provided by endangered species.
Using a novel method to arrange molecules, Northwestern University researchers have created a material that performs even better than the glue they were trying to mimic. The protein-like polymer can be used as an adhesive in biomedical contexts, such as wound healing or repair.
A Texas A&M University study reveals that mussel beds shield tiny crabs and isopods from temperature swings and drying out on hot days. This 'ecological air conditioning system' provides crucial protection for heat-sensitive species, helping them weather near-term climate change effects.
A new study projects that farmed seafood supply will drop by 16% globally by 2090 if no action is taken to mitigate climate change. The industry is vulnerable to the effects of climate change, and some regions could see a decline in mariculture production by up to 90%.
Researchers found that most anglers weren't thinking about how invasive species could affect their own lives, highlighting the need for personalized messaging. Tailoring education campaigns to an angler's values and risk perceptions can motivate action, such as decontaminating boats or attending cleanup events.
Researchers at McGill University have discovered how blue mussels fabricate underwater adhesives in just 2-3 minutes. The adhesive is created by mixing metal ions with fluid proteins, and its unique properties make it ideal for use in wet environments such as surgical or dental treatments.
Invasive fish and crustaceans significantly reduce lake organism abundance, degrading water quality. Researchers provide guidance on managing waterbodies to prevent ecosystem collapse.
A six-year international conservation project aims to revive 24,000 freshwater pearl mussels in Finland and surrounding areas by improving habitats and removing human-made barriers. The project uses innovative methods such as drone-based surveys and shell opening resistance tests to monitor the condition of individual mussels.
Researchers found that zebra mussels can increase Microcystis, a type of cyanobacteria causing harmful algal blooms, by filtering out competitors. The study suggests that zebra mussels may be inadvertently helping toxic algae thrive in nutrient-poor waters.
Researchers at Tufts University created a strong adhesive by mimicking the molecular bonding tricks used by sea creatures. The glue achieves 2.4 MPa of strength when resisting shear forces, outperforming most existing commercial adhesives.
Researchers are collaborating to evaluate detection canine technology and eDNA detection sensitivity for preventing invasive mussel invasion in Texas. Detection canines have shown great success in detecting mussels at all stages of life, but their limits for late-stage larval detection have not been studied.
Researchers from POSTECH and KNU analyze Dopa and lysine, revealing their roles in surface adhesion and cohesion. The study confirms negative synergy between Dopa and lysine, offering promise for designing new adhesive materials.
A recent study warns that moving endangered species to new locations can accidentally spread diseases and parasites, putting populations at risk of collapse. The researchers recommend stricter quarantine periods and relocation strategies to mitigate this risk.
Scientists at St Petersburg University discovered a transmissible cancer lineage in Far Eastern mussels, which can have an adverse effect on these molluscs. The disease is characterized by disseminated neoplasia, a large-scale, fatal cancer that can be compared to leukemia in vertebrates.
A new system allows remote monitoring of freshwater mussels' behavior, enabling early detection of toxic substances. The sensor system uses inertial measurement units and transmits data wirelessly, with impressive accuracy in laboratory testing.
A Korean research team has developed an innovative treatment method for vesico-vaginal fistulas using a mussel adhesive protein-based bioadhesive. The new method shows promise in sealing fistulas quickly and effectively, with improved outcomes compared to conventional suture methods.
A University of Delaware professor is developing new, resilient adhesives for concrete structures by mimicking mussel adhesion. The goal is to improve the durability of concrete in harsh environments and support sustainable growth, enabling prefabricated construction and additive manufacturing.
New research by Swansea University scientists found that boat ramps facilitate the dispersal of invasive zebra mussels. Implementing strict control measures and monitoring around boat ramps can help prevent further spread.
Researchers found that quagga mussels regulate phosphorus supply to the ecosystem, transforming nutrient cycling and affecting productivity. The study's findings highlight dramatic ecological changes caused by a single invasive species and call for a new paradigm in managing aquatic ecosystems.
A single invasive species, quagga mussel, regulates phosphorus cycling in four Great Lakes by ingesting particulate phosphorus and redistributing it through physiological processes. This shift alters the ecosystem's sensitivity to external nutrient load management.
Ocean acidification is transforming California mussel shells from aragonite to calcite, a response linked to increased acidity. This shift has significant implications for marine organisms and ecosystems, as mussels provide homes for hundreds of other species and are a rich food source.
The decline of freshwater mussels in Japan has heightened hybridization between native and introduced bitterling fish species, threatening the native population. The loss of host mussels increases competition for breeding substrates, leading to a cascade of extinctions.