Suhelen Egan
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View article: Disruption of host-associated and benthic microbiota affects reproductive output and settlement of a habitat-forming macroalga
Disruption of host-associated and benthic microbiota affects reproductive output and settlement of a habitat-forming macroalga Open
The reproduction and establishment of habitat-forming species are key processes affecting their persistence and associated biodiversity. In marine systems, microbial communities associated with habitat-forming macroalgae can influence vari…
View article: Comparative proteomics of biofilm development in <i>Pseudoalteromonas tunicata</i> discovers a distinct family of Ca <sup>2+</sup> -dependent adhesins
Comparative proteomics of biofilm development in <i>Pseudoalteromonas tunicata</i> discovers a distinct family of Ca <sup>2+</sup> -dependent adhesins Open
The marine bacterium, Pseudoalteromonas tunicata , is a useful model for studying biofilm development due to its ability to colonize and form biofilms on a variety of marine and eukaryotic host-associated surfaces. However, the pathways re…
View article: Sea-weeding enhances early coral survival on seeding devices, but benefits of seeding diminish after one year
Sea-weeding enhances early coral survival on seeding devices, but benefits of seeding diminish after one year Open
Borrowing from principles of aerial seeding in terrestrial reforestation, coral seeding utilises "devices" designed to increase coral spat survival. However, device-assisted coral survival has not been compared to natural survivorship, nor…
View article: Bacterial Supplements Significantly Improve the Growth Rate of Cultured Asparagopsis armata
Bacterial Supplements Significantly Improve the Growth Rate of Cultured Asparagopsis armata Open
View article: Optimizing Ulva-Phaeobacter co-culture: A two-phase light intensity approach for integrated multi-trophic aquaculture applications
Optimizing Ulva-Phaeobacter co-culture: A two-phase light intensity approach for integrated multi-trophic aquaculture applications Open
Incorporating macroalgae like Ulva species into integrated multi-trophic aquaculture (IMTA) enhances sustainability by filtering effluents and provide epiphytic bacteria, that can contribute to disease prevention. Colonizing Ulva ohnoi wit…
View article: Host-Microbiome Ecology in a Seaweed Holobiont: Current Understanding, Technological Advancements, and Manipulation Approaches
Host-Microbiome Ecology in a Seaweed Holobiont: Current Understanding, Technological Advancements, and Manipulation Approaches Open
View article: <i>Stenotrophomonas maltophilia</i> impedes <i>Bacillus</i> biocontrol of tomato wilt disease by degrading its lipopeptide antibiotics
<i>Stenotrophomonas maltophilia</i> impedes <i>Bacillus</i> biocontrol of tomato wilt disease by degrading its lipopeptide antibiotics Open
Harnessing antibiotic-producing microorganisms that antagonize pathogens represents a sustainable approach for plant disease management. However, biocontrol agents that are effective in the laboratory often have diminished or variable perf…
View article: Progress and future directions for seaweed holobiont research
Progress and future directions for seaweed holobiont research Open
Summary In the marine environment, seaweeds (i.e. marine macroalgae) provide a wide range of ecological services and economic benefits. Like land plants, seaweeds do not provide these services in isolation, rather they rely on their associ…
View article: Seaweeds as holobionts: Current state, challenges, and potential applications
Seaweeds as holobionts: Current state, challenges, and potential applications Open
Seaweeds play a strong ecological and economical role along the world's coastlines, where they support industries (e.g., aquaculture, bioproducts) and essential ecosystem services (e.g., biodiversity, fisheries, carbon capture). Evidence f…
View article: Non‐selective microbiota reduction after the elicitation of a seaweed's immune response
Non‐selective microbiota reduction after the elicitation of a seaweed's immune response Open
Pattern‐triggered immunity (PTI) is an integral part of the innate immune system of many eukaryotic hosts, assisting in the defence against pathogen invasions. In plants and animals, PTI exerts a selective pressure on the microbiota that c…
View article: Publisher Correction: Disentangling direct vs indirect effects of microbiome manipulations in a habitat-forming marine holobiont
Publisher Correction: Disentangling direct vs indirect effects of microbiome manipulations in a habitat-forming marine holobiont Open
View article: Current approaches to genetic modification of marine bacteria and considerations for improved transformation efficiency
Current approaches to genetic modification of marine bacteria and considerations for improved transformation efficiency Open
Marine bacteria play vital roles in symbiosis, biogeochemical cycles and produce novel bioactive compounds and enzymes of interest for the pharmaceutical, biofuel and biotechnology industries. At present, investigations into marine bacteri…
View article: Microbial communities associated with the nursery stage of commercially cultivated seaweed Saccharina japonica in Southern China
Microbial communities associated with the nursery stage of commercially cultivated seaweed Saccharina japonica in Southern China Open
Epimicrobiota associated with seaweeds are crucial for the health and development of their hosts due to their ability to produce phytohormones and vitamins etc. However, there is limited knowledge related to the microbiota of commercially …
View article: Disentangling direct vs indirect effects of microbiome manipulations in a habitat-forming marine holobiont
Disentangling direct vs indirect effects of microbiome manipulations in a habitat-forming marine holobiont Open
View article: Marine diseases and the Anthropocene: Understanding microbial pathogenesis in a rapidly changing world
Marine diseases and the Anthropocene: Understanding microbial pathogenesis in a rapidly changing world Open
Healthy marine ecosystems are paramount for Earth's biodiversity and are key to sustaining the global economy and human health. The effects of anthropogenic activity represent a pervasive threat to the productivity of marine ecosystems, wi…
View article: Not all parents are the same: Diverse strategies of symbiont transmission in seaweeds
Not all parents are the same: Diverse strategies of symbiont transmission in seaweeds Open
Different marine seaweed species have been shown to harbour specific bacterial communities, however, the extent to which vertical symbiont transmission from parents to offspring contributes to host‐specificity is unclear. Here we use fluor…
View article: Functional guilds and drivers of diversity in seaweed-associated bacteria
Functional guilds and drivers of diversity in seaweed-associated bacteria Open
Comparisons of functional and taxonomic profiles from bacterial communities in different habitats have suggested the existence of functional guilds composed of taxonomically or phylogenetically distinct members. Such guild membership is, h…
View article: The impact of interspecific competition on the genomic evolution of <i>Phaeobacter inhibens</i> and <i>Pseudoalteromonas tunicata</i> during biofilm growth
The impact of interspecific competition on the genomic evolution of <i>Phaeobacter inhibens</i> and <i>Pseudoalteromonas tunicata</i> during biofilm growth Open
Interspecific interactions in biofilms have been shown to cause the emergence of community‐level properties. To understand the impact of interspecific competition on evolution, we deep‐sequenced the dispersal population of mono‐ and co‐cul…
View article: Localising terrestrially derived pollution inputs to threatened near-shore coral reefs through stable isotope, water quality and oceanographic analysis
Localising terrestrially derived pollution inputs to threatened near-shore coral reefs through stable isotope, water quality and oceanographic analysis Open
Near-shore coral reefs are at high-risk of exposure to pollution from terrestrial activities. Pollution impacts can vary with site-specific factors that span sources, rainfall and oceanographic characteristics. To effectively manage pollut…
View article: Naturally occurring beneficial bacteria <i>Vibrio alginolyticus</i> X-2 protects seaweed from bleaching disease
Naturally occurring beneficial bacteria <i>Vibrio alginolyticus</i> X-2 protects seaweed from bleaching disease Open
Microbiome manipulation is gaining fresh attention as a way to mitigate diseases in aquaculture. The commercially farmed seaweed Saccharina japonica suffers from a bacterial-induced bleaching disease, which has major implications for the r…
View article: Disentangling direct vs indirect effects of microbiome manipulations in a habitat-forming marine holobiont
Disentangling direct vs indirect effects of microbiome manipulations in a habitat-forming marine holobiont Open
Background Host-associated microorganisms are now recognised as being critical for eukaryotic host functioning; however, most studies to date have focused on descriptive approaches or have used model systems, usually in the laboratory, to …
View article: The Reemergence of Phycopathology: When Algal Biology Meets Ecology and Biosecurity
The Reemergence of Phycopathology: When Algal Biology Meets Ecology and Biosecurity Open
Viruses, bacteria, and eukaryotic symbionts interact with algae in a variety of ways to cause disease complexes, often shaping marine and freshwater ecosystems. The advent of phyconomy (a.k.a. seaweed agronomy) represents a need for a grea…
View article: Manipulating the Ulva holobiont: Co-culturing Ulva ohnoi with Phaeobacter bacteria as a strategy for disease control in fish-macroalgae IMTA-RAS aquaculture
Manipulating the Ulva holobiont: Co-culturing Ulva ohnoi with Phaeobacter bacteria as a strategy for disease control in fish-macroalgae IMTA-RAS aquaculture Open
View article: A coral disease outbreak highlights vulnerability of remote high-latitude lagoons to global and local stressors
A coral disease outbreak highlights vulnerability of remote high-latitude lagoons to global and local stressors Open
Outbreaks of coral disease are often associated with global and local stressors like changes in temperature and poor water quality. A severe coral disease outbreak was recorded in the primary reef-building taxa Montipora spp. in a h…
View article: Naturally occurring beneficial bacteria Vibrio alginolyticus X-2 protects seaweed from bleaching disease
Naturally occurring beneficial bacteria Vibrio alginolyticus X-2 protects seaweed from bleaching disease Open
Microbiome manipulation is gaining fresh attention as a way to mitigate diseases in aquaculture. The commercially farmed seaweed Saccharina japonica suffers from a bacterial induced bleaching disease that has major implications fo…
View article: Disentangling direct vs indirect effects of microbiome manipulations in a habitat-forming marine holobiont
Disentangling direct vs indirect effects of microbiome manipulations in a habitat-forming marine holobiont Open
Background Host-associated microorganisms are now recognised as being critical for eukaryotic host functioning; however, most studies to date have focused on descriptive approaches or have used model systems, usua…
View article: Naturally occurring beneficial bacteria Vibrio alginolyticus X-2 protects seaweed from bleaching disease
Naturally occurring beneficial bacteria Vibrio alginolyticus X-2 protects seaweed from bleaching disease Open
Microbiome manipulation is gaining fresh attention as a way to mitigate diseases in aquaculture. The commercially farmed seaweed Saccharina japonica suffers from a bacterial induced bleaching disease that has major implications fo…
View article: The role of farming practice in nutrient assimilation in small-scale tilapia farming
The role of farming practice in nutrient assimilation in small-scale tilapia farming Open
View article: Assessing the coral microbiome at the scale of tissue-specific habitats within the coral meta-organism
Assessing the coral microbiome at the scale of tissue-specific habitats within the coral meta-organism Open
As sequencing techniques have advanced and become cheaper in recent years, there has been a rapid increase in the number of studies conducted into the role of the microbiome in coral health, physiology, and response to environmental change…
View article: Opportunistic diseases in marine eukaryotes: Could Bacteroidota be the next threat to ocean life?
Opportunistic diseases in marine eukaryotes: Could Bacteroidota be the next threat to ocean life? Open
Bacteria within the phylum Bacteroidota (Bacteroidetes) are known to cause devastating and widespread disease outbreaks in marine eukaryotic hosts. However, with few pathogens described in detail, their prevalence and virulence strategies …