Articles tagged with Symbiosis
Coral cells use a molecule called LePin to mark friendly algae for ingestion, a mutually beneficial relationship that helps corals survive. This discovery could inform strategies to prevent coral bleaching and promote coral resilience.
Researchers discovered how sea anemones distribute sugar from symbionts to recycle nitrogen waste, enabling them to build massive reef ecosystems. The study reveals that sea anemones play a major role in recycling scarce nitrogen, challenging the belief that algae are the sole actors.
The study found fossils of beetle larvae in intimate contact with dinosaur feathers, suggesting a symbiotic relationship where the beetles fed on the feathers. The discovery provides insight into coevolution between vertebrates and arthropods over 500 million years, revealing rare evidence of their interaction.
Researchers from Natural History Museums of Los Angeles County have discovered evidence of a symbiotic relationship between Cretaceous dinosaurs and feather-feeding beetles. The study found that the beetles fed on the feathers of theropod dinosaurs during the Early Cretaceous period, approximately 105 million years ago.
Researchers discovered that ambrosia beetles Xylosandrus germanus use the volatile compounds of their fungal symbionts to aggregate and potentially kill trees. This finding suggests a new method for biological control by targeting specific beetle species with trapping lures based on these compounds.
A recent study found that ocean warming triggers dinoRNAV infections in coral colonies, intensified in unhealthy colonies. This is the first empirical evidence of reef-wide dynamics of viruses infecting coral symbionts during heat waves.
A research group at Nagoya University discovered that the Japanese longicorn beetle has a symbiotic yeast called Scheffersomyces insectosa. The yeast breaks down xylose and other wood components, making it edible for the beetles.
A new study by the University of Exeter found that microplastic pollution reduces energy production in microscopic creatures like Paramecium bursaria. The microorganisms rely on algae for energy through photosynthesis, but severe contamination can lead to a 50% decline in net photosynthesis.
Scientists from the Institute of Botany discovered a widespread phenomenon called alcobiosis, where algae live inside fungal tissue and engage heavily in photosynthesis. The coexistence is common among corticioid basidiomycetes and is distinct from lichens.
Researchers found that conifer-killing beetles can detect the smell of a beneficial fungus through specialized neurons in their antennae, allowing them to identify infected trees. This detection system enables the beetles to locate fungi-produced compounds in tree resin, which may serve as cues for feeding and breeding.
Researchers found that symbiotic fungi convert chemical defenses of spruce trees into attractive compounds for bark beetles. The fungi's volatile compounds, particularly oxygenated monoterpenes, serve as chemical signals to keep the symbiosis alive and stimulate tunneling behavior in beetles.
Research reveals DNA methylation plays a crucial role in tree-fungi symbiosis, affecting water uptake and environmental adaptability. Epigenetic modulation between trees and fungi enhances symbiotic relationships, with implications for forest management and climate change mitigation.
Researchers have discovered that fungi in orange lichens can transport toxic pigments out of their cells, creating a 'sunscreen effect'. This mechanism allows the lichens to reflect harmful radiation while still allowing some solar radiation to pass through for photosynthesis.
A new study found that some coral reefs in the Eastern Pacific could maintain high coral cover into the 2060s by shuffling symbiotic algae communities. The reefs predominantly built by corals in the genus Pocillopora and hosting heat-tolerant alga Durusdinium glynnii are better equipped to survive and maintain high levels of coral cover.
Researchers have identified two new feather mite species associated with the endangered Laysan albatross in Japan. The study provides valuable insights into the ecological dynamics of these parasites and their impact on the bird population. The findings highlight the importance of conservation efforts to protect this species.
A new framework identifies barriers and context-specific measures for plastic use and disposal, guiding policymakers in selecting effective intervention measures. The framework has been tested in Kyoto City, revealing potential desirable behavioral changes, critical barriers, and corresponding intervention measures.
Coral hosts can punish selfish algae by limiting nutrient supply, promoting more beneficial species. This finding sheds light on coral survival and potential interventions to prevent bleaching due to climate change.
Researchers at Nagoya University discovered that when Ceratocystis ficicola and Fusarium kuroshium fungi are combined, fig saplings experience rapid wilting. The two fungi work together to cause more damage than either one alone, highlighting the importance of considering co-occurring microorganisms in disease control strategies.
Researchers have uncovered a common ancestor among 600 disparate fungi, revealing a long-forgotten branch in the fungal family tree. The discovery sheds light on the evolutionary history of these unusual organisms and their unique characteristics.
Researchers discover chemical inhibitor TIS108 significantly lowers Striga infestation without affecting plant growth or grain yield. The study shows canonical strigolactones contribute to seed germination in root parasitic weeds and play a major role in stimulating invasion by Striga.
Researchers found that coral symbiont community structure responds to environmental conditions in Kaneohe Bay, which can help predict how corals will respond to future heat stress. Corals in areas with less light and temperature variability hosted less of the stress resilient symbiont.
Research reveals that symbiotic bacteria, Burkholderia gladioli, produce antifungal compound lagriamide to protect Lagria beetles' eggs, larvae, and pupae from fungal infections. The bacterial community remains intact during molting stages, providing crucial defense against pathogens.
Researchers found that symbiotic fungi in reared ambrosia beetles differed from those in wild beetles, potentially leading to a new biocontrol method for preventing wilt disease. The study identified nine filamentous fungi and one yeast as symbionts, including previously undescribed species.
Researchers have identified a complex of proteins in a tiny marine invertebrate that share similarities with the human immune system, suggesting an earlier origin for the building blocks of our immune system. The study could ultimately guide the development of new immunotherapies and improve understanding of transplant rejection.
The study revealed an alternative pathway for cysteine biosynthesis in animals, using enzymes similar to those found in fungi and bacteria. This challenges the previous assumption that corals rely on symbiotic relationships with algae for cysteine production.
A new study by Rice University biologist Tom Miller explores the role of fungi in determining the range limits of plants in Texas. The research reveals that fungal partnerships improve drought tolerance and could potentially extend the range of grasses in response to climate change.
A new species of sea anemone has been discovered off the coast of Japan, forming a symbiotic relationship with the hermit crab. The anemone attaches itself to the crab's shell using a hard shell-like secretion, while the crab taps and pinches the anemone to move it to its new shell.
A University of Alberta research team has rewritten the biology of lichen, a textbook case of symbiosis. The study found that lichens do not use sugars produced by algae for growth, but instead store them to preserve cellular content when dry.
A new study by University of California, Riverside researchers has found that coral-algal symbiosis can initiate without photosynthesis. This breakthrough could help corals survive climate change and ultimately save coral reefs.
Seagrasses release massive amounts of sugar into their soils, storing up to 35 times more carbon than forests. Microbes thrive on the sucrose despite phenolics inhibiting metabolism, and beneficial relationships between plants and rhizosphere microorganisms are found.
Researchers from Uppsala University developed a new method to predict temperature tolerance in individual microalgae symbionts, enabling the identification of climate resilient cells. This study aims to accelerate coral reef restoration efforts by introducing more robust coral symbionts to combat climate change.
Researchers used camera traps to monitor interactions between Panama's epiphytic Zamia pseudoparasitica and animals, revealing that a nocturnal tree-dwelling mammal called northern olingos may be responsible for seed dispersal. The study sheds light on the plant's persistence in the forest canopy.
Researchers found massive sponge gardens on extinct underwater volcanoes, dominated by sponges that feed on microbial symbionts and organic matter. The unique ecosystem supports thousands of years of life, with sponges acting as ecosystem engineers to create their own food trap.
A University of Ottawa review provides the first field-wide summary of how pesticide exposure affects social bee gut microbiotas. The study found that pesticides disturb microbial communities, leading to a loss of benefits and potential decline in bee health and performance.
Researchers found that fungal communities play a key role in tree growth, with some species increasing tree growth rates up to a tree-fold. The study suggests that using specific fungal communities can help improve forestry and potentially absorb more carbon from the atmosphere.
A group of high school students, with the help of a STRI scientist, discovered that Azteca ants rapidly repair damage to their Cecropia host plants. Within 2.5 hours, the hole's size had been significantly reduced and was often completely repaired within 24 hours.
Researchers at Bigelow Laboratory are exploring a unique relationship between salamanders and algae to develop innovative drugs regulating human immune systems. The team aims to find molecules that regulate immunity without harming the host, potentially treating autoimmune diseases.
A 15-year study found that the availability of beech nuts can predict bear intrusions into human habitats. The research used numerical modeling and observed beech flowering patterns to forecast bear activity, reducing direct conflicts between humans and bears.
Researchers found that prolonged warm water causes coral heat stress, disrupting nutrient cycling and leading to starved corals. Monitoring nutritional status can help anticipate bleaching problems.
Researchers Mirko Kovac and Aslan Miriyev propose merging artificial intelligence with physical bodies to create lifelike robots. By combining materials science, biology, and computer science, they aim to achieve symbiosis between humans and machines.
A team of Carnegie scientists solved a marine science mystery by identifying the cell type and genes responsible for coral recognition and uptake of photosynthetic algae. This breakthrough can aid coral conservation and increase understanding of other coral species threatened by warming oceans.
Professor Peter Girguis has been awarded a five-year grant from the Gordon and Betty Moore Foundation to pursue innovative research on symbiosis in aquatic systems. His team will use engineering approaches, genome sequencing, and protein analysis to understand how these symbioses change their environments.
Researchers at King Abdullah University of Science & Technology found that corals use organic carbon to recycle waste ammonium, revealing new insights into coral-algae symbiosis. This process allows corals to control algal growth by regulating nitrogen flow.
A recent study found that wolf lichens may harbor multiple fungi, challenging the long-held view of a single fungus and alga. The research team used genome sequencing to analyze the composition of these organisms.
The researchers discovered a connection between the colouration of clownfish and the toxicity of sea anemone species they live with. The more venomous anemones have less white stripes on their hosts, suggesting the bright colouration has a protective function.
The SYMBIOSIS system integrates acoustic and optical technologies to monitor schools of fish in deep waters, providing reliable information on fish stocks and their movements. The system will inform fishing policy development and enhance protection of the marine environment.
A team of researchers and botanists collaborated with Twitter to identify a globally imperiled plant species, Heuchera alba. They found seven new populations, expanding the species' range beyond previously known small populations in Virginia and West Virginia.
A new study reveals how a specific lichen species, Lobaria scrobiculata, changes its reproductive strategy depending on rainfall levels. In dry places, the lichen reproduces with greater intensity and smaller volumes to ensure population persistence.
Researchers sequenced three Symbiodinium gene sequences to show their genomes have features promoting a prosperous symbiosis with corals. The study reveals that Symbiodinium has evolved bicarbonate and ammonium transporters to harvest essential nutrients for photosynthesis and growth.
A new study confirms that the coral-algae symbiotic relationship dates back to the late Triassic period, around 210 million years ago. This finding highlights the importance of symbiosis for the health and development of coral reefs, which provide habitat for a quarter of all marine life.
Researchers at the University of Montana discovered a previously unknown second fungus that is part of the symbiotic relationship between an alga and a fungus in many common lichen species worldwide. The findings, published in Science, suggest that the definition of lichen should be revised to include multiple fungal partners.
Researchers discovered significant gene expression changes in coral when introduced to algae at four hours after the symbiotic relationship begins. This finding highlights the adaptive process of coral cells responding to the introduction of the symbiont and its impact on phagosome functionality.
Researchers at Toyohashi University of Technology developed Terapio, a next-generation nursing robot that assists healthcare staff in delivering resources and recording patient information. The robot's friendly communication abilities and autonomous navigation capabilities enable efficient data management and care delivery.
Researchers found that not all plants react to the fungus in the same way, with some experiencing increased catalpol and citric acid levels while others show little change. The study's findings suggest that the impact of the fungal symbiosis on plant chemistry is not uniform across all plant species.
Coral-building microbes have been found to capture, store, and release nitrogen to feed reef-forming corals. The microbes' ability to store excess nitrogen in crystal form allows them to regulate the amount of nutrients available to the coral host, enabling it to thrive in low-nitrogen environments.
Two new species of gorgonian inhabiting barnacles have been found in São Tomé and Príncipe, demonstrating a unique ability to recognize and choose a preferred host. The high degree of symbiotic relationship is believed to be mediated by pheromones, allowing barnacle larvae to determine where to settle.
The project aims to create a Medicago HapMap, mapping the genetic variations in the legume to reveal which genome regions control symbiosis and other legume-specific traits. Legumes are a crucial source of dietary protein and environmentally-friendly fertilizer, providing millions of tons of nitrogen to plants.
Researchers found evidence of a 600-million-year-old fungi-algae symbiosis in fossilized specimens from the Doushantuo Formation in South China. The discovery suggests that this symbiotic relationship may have evolved independently on land and in marine environments.