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Biophysical Factors Impacting Sea Lice Settlement And Survival, Eleanor R. Glahn May 2023

Biophysical Factors Impacting Sea Lice Settlement And Survival, Eleanor R. Glahn

Electronic Theses and Dissertations

Atlantic salmon (Salmo salar L.) aquaculture production in Maine is a valuable contributor to the economy, the expansion of which has been challenged by the parasitic salmon louse Lepeophtheirus salmonis. As planktonic organisms, the life of the salmon louse is primarily dictated by the physical conditions of the environment: the temperature for development time, salinity for survival, and current velocity for transport. Salmon lice are obligate parasites for whom the successful infection of a suitable host is critical to completion of their life cycle. However, little is understood about the effects of current velocity on infection success. Hydrodynamic …


Weaving An Interdisciplinary Microbiome Career Using Threads From Different Ecosystems, Sarah Hosler Aug 2022

Weaving An Interdisciplinary Microbiome Career Using Threads From Different Ecosystems, Sarah Hosler

Electronic Theses and Dissertations

Animals have trillions of microorganisms living in or on many body sites, these communities of microorganisms are called microbiomes. Microbiomes are typically host-specific, and a lot of information about the host can be determined from investigating them. Microbiome research has many real-world applications, and this thesis utilizes the One Health perspective, which acknowledges the connection of humans, animals, and environments, and emphasizes the need for collaborative, interdisciplinary research. The first interdisciplinary project is an investigation into the bacteria in wild and cultured Atlantic deep-sea scallop, Placopecten magellanicus larvae. Adults in hatcheries can be induced to spawn, but the last two …


The Infection Dynamics Of Sea Lice On Atlantic Salmon (Salmo Salar) In Cobscook Bay, Maine, Usa, Catherine Anne Frederick Dec 2018

The Infection Dynamics Of Sea Lice On Atlantic Salmon (Salmo Salar) In Cobscook Bay, Maine, Usa, Catherine Anne Frederick

Electronic Theses and Dissertations

Sea lice (Lepeophtheirus and Caligus spp) are parasitic copepods that infect the external surfaces of fish hosts. Salmon lice (L. salmonis) outbreaks are commonly reported by operations in Canada, Norway, Scotland, Ireland, and the United States and are a primary concern in aquaculture because of their fish health and economic impacts. When farmed fish mortalities and treatments are accounted for, annual losses from sea louse infestations exceed $300,000,000 (Costello 2009). Farms experiencing sea lice infections risk on-site re-infection and transmission to wild populations and other farms that are hydrographically connected. In Maine, Atlantic salmon farms are located in the northeast, …


Investigating Present-Day Health Issues Of The American Lobster (Homarus Americanus), Deborah A. Bouchard May 2018

Investigating Present-Day Health Issues Of The American Lobster (Homarus Americanus), Deborah A. Bouchard

Electronic Theses and Dissertations

The American lobster, Homarus americanus, H. Milne Edwards, 1837, supports the most economically valuable fishery along the North Atlantic coast of North America. A collapse in lobster populations in Southern New England (SNE) has coincided with increasing ocean temperatures and emerging diseases. This research investigated the etiologies of limp lobster disease (LLD) and epizootic shell disease (ESD), two diseases that continue to cause significant mortality in natural lobster populations. Mortality from LLD is associated with the bacteria Photobacterium indicum and is more intense in impounded lobsters. To more clearly define the community ecology of this suspected opportunistic pathogen, the microbial …


Infectious Spleen And Kidney Necrosis Virus (Isknv) Used A Novel Strategy To Modulate The Mitochondria/ Caspases -Mediated Cell Death Pathway Via Ros Signaling In A Fish Cell Line, Jiann R. Hong Jun 2016

Infectious Spleen And Kidney Necrosis Virus (Isknv) Used A Novel Strategy To Modulate The Mitochondria/ Caspases -Mediated Cell Death Pathway Via Ros Signaling In A Fish Cell Line, Jiann R. Hong

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Effects Of Piscine Reovirus Infection On Innate Immune Signalling In Salmon, Mark Polinski Jun 2016

Effects Of Piscine Reovirus Infection On Innate Immune Signalling In Salmon, Mark Polinski

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Disparate Developmental Patterns Of Immune Responses To Bacterial And Viral Infections In Fish, Pierre Boudinot Jun 2016

Disparate Developmental Patterns Of Immune Responses To Bacterial And Viral Infections In Fish, Pierre Boudinot

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Immune Responses To Alum In The Japanese Pufferfish (Takifugu Rubripes), Masahiro Sakai, Takashi Morimoto, Gouranga Biswas, Tomoya Kono, Jun-Ichi Hikima Dr. Jun 2016

Immune Responses To Alum In The Japanese Pufferfish (Takifugu Rubripes), Masahiro Sakai, Takashi Morimoto, Gouranga Biswas, Tomoya Kono, Jun-Ichi Hikima Dr.

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Looking Through Transgenic Zebrafish To Reveal Novel Mechanisms Of Host-Parasite Interaction: In Vivo Real-Time Imaging Of A Trypanosome Infection, Maria Forlenza Jun 2016

Looking Through Transgenic Zebrafish To Reveal Novel Mechanisms Of Host-Parasite Interaction: In Vivo Real-Time Imaging Of A Trypanosome Infection, Maria Forlenza

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Aquaculture Of Russian Sturgeon In Uruguay: Decrease Of The Innate Defenses In Summer And Its Association With High Temperatures, Mauricio Castellano, Valeria Silva-Alvarez, Elena Fernández-López, Verónica Mauris, Daniel Conijeski, Andrea Villarino, Ana María Ferreira Jun 2016

Aquaculture Of Russian Sturgeon In Uruguay: Decrease Of The Innate Defenses In Summer And Its Association With High Temperatures, Mauricio Castellano, Valeria Silva-Alvarez, Elena Fernández-López, Verónica Mauris, Daniel Conijeski, Andrea Villarino, Ana María Ferreira

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Enhancement Of Immunogenicity In Glycoprotein-Based Dna Vaccine By The Addition Of Ddx41, A Molecular Adjuvant, Jassy Mary S. Lazarte Jun 2016

Enhancement Of Immunogenicity In Glycoprotein-Based Dna Vaccine By The Addition Of Ddx41, A Molecular Adjuvant, Jassy Mary S. Lazarte

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Surface Expression Of Trout Cd4-1 And Cd4-2 Defines Novel Populations Of Functionally Distinct Cd4+ T Cells In Teleost Fish, Fumio Takizawa, Susana Madagan, David Parra, Zhen Xu, Tomáš Korytář, Pierre Boudinot, Oriol Sunyer Jun 2016

Surface Expression Of Trout Cd4-1 And Cd4-2 Defines Novel Populations Of Functionally Distinct Cd4+ T Cells In Teleost Fish, Fumio Takizawa, Susana Madagan, David Parra, Zhen Xu, Tomáš Korytář, Pierre Boudinot, Oriol Sunyer

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


A Comparative Immune Response To Piscirickettsia Salmonis Grown In Alternative Media, Daniel Makrinos Jun 2016

A Comparative Immune Response To Piscirickettsia Salmonis Grown In Alternative Media, Daniel Makrinos

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Pc-Astakine Mrna Levels Decrease After Both Lps Injection And Hemolymph Withdrawals In The Gastropod Pest Pomacea Canaliculata, Davide Malagoli Phd Jun 2016

Pc-Astakine Mrna Levels Decrease After Both Lps Injection And Hemolymph Withdrawals In The Gastropod Pest Pomacea Canaliculata, Davide Malagoli Phd

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Using Rainbow Trout Cell Lines To Study And Understand The Pathogenesis Of The Coldwater Pathogen, Flavobacterium Psychrophilum., Shawna L. Semple Jun 2016

Using Rainbow Trout Cell Lines To Study And Understand The Pathogenesis Of The Coldwater Pathogen, Flavobacterium Psychrophilum., Shawna L. Semple

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


First Evidence For A Vibrio Strain Pathogenic To Mytilus Edulis Altering Hemocyte Immune Capacities, Yosra Ben Cheikh Jun 2016

First Evidence For A Vibrio Strain Pathogenic To Mytilus Edulis Altering Hemocyte Immune Capacities, Yosra Ben Cheikh

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Chronic Saline Exposures Interfere With Basal And Induced Immunity In Striped Catfish (Pangasianodon Hypophthalmus, Sauvage) Exposed To Virulent Strain Of Edwardsiella Ictaluri., Mélodie Schmitz Jun 2016

Chronic Saline Exposures Interfere With Basal And Induced Immunity In Striped Catfish (Pangasianodon Hypophthalmus, Sauvage) Exposed To Virulent Strain Of Edwardsiella Ictaluri., Mélodie Schmitz

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Differential Resistance To Bacterial Infection Of Two Populations Of The European Abalone Haliotis Tuberculata Against The Bacterium Vibrio Harveyi., Bruno Dubief Jun 2016

Differential Resistance To Bacterial Infection Of Two Populations Of The European Abalone Haliotis Tuberculata Against The Bacterium Vibrio Harveyi., Bruno Dubief

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Zebrafish As A Model Host For Studies Of Piscirickettsia Salmonis And Its Outer Membrane Vesicles, Julia Isabel Tandberg Ph.D Jun 2016

Zebrafish As A Model Host For Studies Of Piscirickettsia Salmonis And Its Outer Membrane Vesicles, Julia Isabel Tandberg Ph.D

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Bivalves Hemocyte Transcriptomes Reveals A Powerful Differential Immune Response Of Mediterranean Mussel (Mytilus Galloprovincialis), Rebeca Moreira Sanmartín Jun 2016

Bivalves Hemocyte Transcriptomes Reveals A Powerful Differential Immune Response Of Mediterranean Mussel (Mytilus Galloprovincialis), Rebeca Moreira Sanmartín

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Immune Response Of Mollusks Affected By A Temperature-Dependant Vibriosis : A Comparative Review, Christine M. Paillard Jun 2016

Immune Response Of Mollusks Affected By A Temperature-Dependant Vibriosis : A Comparative Review, Christine M. Paillard

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Morphological Characterization Via Light And Electron Microscopy Of Atlantic Jackknife Clam (Ensis Directus) Hemocytes, Brian Preziosi, Timothy Bowden Jun 2016

Morphological Characterization Via Light And Electron Microscopy Of Atlantic Jackknife Clam (Ensis Directus) Hemocytes, Brian Preziosi, Timothy Bowden

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Development Of A Zebrafish Larvae Infection Model To Study Virulence Factors Of A. Hydrophila, Alejandro Romero, Paolo Roberto Saraceni, Patricia Pereiro, Juan Tomás, Susana Merino, Antonio Figueras, Beatriz Novoa Jun 2016

Development Of A Zebrafish Larvae Infection Model To Study Virulence Factors Of A. Hydrophila, Alejandro Romero, Paolo Roberto Saraceni, Patricia Pereiro, Juan Tomás, Susana Merino, Antonio Figueras, Beatriz Novoa

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Keynote: The Astounding And Confounding Complexity Of Innate Immune Receptors Within And Between Teleost Species, Jeffrey Yoder Jun 2016

Keynote: The Astounding And Confounding Complexity Of Innate Immune Receptors Within And Between Teleost Species, Jeffrey Yoder

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Expression And Characterization Of Toll-Like Receptor 3 (Tlr3) In Turbot (Scophthalmus Maximus), Xing Jing Jun 2016

Expression And Characterization Of Toll-Like Receptor 3 (Tlr3) In Turbot (Scophthalmus Maximus), Xing Jing

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Neutrophil Granulocytes In Atlantic Salmon (Salmo Salar L.) Are Mhcii Positive Antigen-Presenting Cells, Anita Rønneseth Jun 2016

Neutrophil Granulocytes In Atlantic Salmon (Salmo Salar L.) Are Mhcii Positive Antigen-Presenting Cells, Anita Rønneseth

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Characterization Of Dendritic-Like Cells Generated From Hematopoietic Spleen Cultures From Atlantic Salmon (Salmo Salar L.), Gyri T. Haugland Jun 2016

Characterization Of Dendritic-Like Cells Generated From Hematopoietic Spleen Cultures From Atlantic Salmon (Salmo Salar L.), Gyri T. Haugland

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


The Dynamics Of Neutrophils In Zebrafish (Danio Rerio) During Infection With The Parasite Ichthyophthirius Multifiliis, Louise Von G Jørgensen Jun 2016

The Dynamics Of Neutrophils In Zebrafish (Danio Rerio) During Infection With The Parasite Ichthyophthirius Multifiliis, Louise Von G Jørgensen

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Diurnal And Seasonal Rhythm Of Total Antioxidant Capacity And Reactive Oxygen And Nitrogen Species In Atlantic Salmon, Nicholas C. Fargnoli Jun 2016

Diurnal And Seasonal Rhythm Of Total Antioxidant Capacity And Reactive Oxygen And Nitrogen Species In Atlantic Salmon, Nicholas C. Fargnoli

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.


Constitutively Overexpressed Type I Interferon Transgenic Medaka Fish Down-Regulate The Antiviral Response, Shun Maekawa Jun 2016

Constitutively Overexpressed Type I Interferon Transgenic Medaka Fish Down-Regulate The Antiviral Response, Shun Maekawa

2nd International Conference of Fish & Shellfish Immunology

No abstract provided.