Gerrit Timmerhaus

I have studied biology in Freiburg (Germany) with the topics of molecular biology and bioinformatics. Now I am working in the fields of fish health, disease research via gene expression analysis and bioinformatics.

See publications in Cristin

My Projects

Investigating Urea for Enhanced Welfare in Farmed Salmon

2023 - 2025

CrispResist

Harnessing cross-species variation in sea lice resistance

2021 - 2024

NoLice

Novel tools and knowledge for a future with no lice infestations in Norwegian aquaculture

2021 - 2024

DeepVision

Adapting spectral and molecular tools to improve fish welfare assessments

2022 - 2024

NatBiom

Enhanced fish performance and biosecurity by manipulation of the natural microbiome of Atlantic salmon

2023 - 2024

CMSEdit

Gene editing for CMS resistance in salmon

2019 - 2023

Predictive

Predictive fish health under changing environment

2018 - 2020

FarmWELL

Farmed animals welfare toolbox

2018 - 2020

PROGRESS

Programming Fish for Robustness

2017 - 2020

My publications

Gerrit Timmerhaus has 46 publications at Nofima:

Mucosal and systemic physiological changes underscore the welfare risks of environmental hydrogen sulphide in post-smolt Atlantic salmon (Salmo salar)

Ecotoxicology and Environmental Safety, 2024
Academic article

Climate change with increasing seawater temperature will challenge the health of farmed Atlantic Cod (Gadus morhua L.)

Frontiers in Marine Science, 2023
Academic article

Fast and slow releasing sulphide donors engender distinct transcriptomic alterations in Atlantic salmon hepatocytes

Aquatic Toxicology, 2023
Academic article

Regulation of the molecular repertoires of oxidative stress response in the gills and olfactory organ of Atlantic salmon following infection and treatment of the parasite Neoparameoba perurans

Fish and Shellfish Immunology, 2022
Academic article

Mucosal immune and stress responses of Neoparamoeba perurans-infected Atlantic salmon (Salmo salar) treated with peracetic acid shed light on the host-parasite-oxidant interactions

Frontiers in Immunology, 2022
Academic article

Recurrent oxidant treatment induces dysregulation in the brain transcriptome of Atlantic salmon (Salmo salar) smolts

Toxicology reports, 2022
Academic article

Transcriptome Responses of Atlantic Salmon (Salmo salar L.) to Viral and Bacterial Pathogens, Inflammation, and Stress

Frontiers in Immunology, 2021
Academic article

Multiomics provide insights into the key molecules and pathways involved in the physiological adaptation of atlantic salmon (Salmo salar) to chemotherapeutic-induced oxidative stress

Antioxidants, 2021
Academic article

Responses to Mineral Supplementation and Salmon Lice (Lepeophtheirus salmonis) Infestation in Skin Layers of Atlantic Salmon (Salmo salar L.)

Genes, 2021
Academic article

The optimum velocity for Atlantic salmon post-smolts in RAS is a compromise between muscle growth and fish welfare

Aquaculture, 2021
Academic article

Deep neural network analysis – a paradigm shift for histological examination of health and welfare of farmed fish

Aquaculture, 2021
Academic article

Crowding reshapes the mucosal but not the systemic response repertoires of Atlantic salmon to peracetic acid

Aquaculture, 2021
Academic article

Piscine orthoreovirus-1 isolates differ in their ability to induce heart and skeletal muscle inflammation in Atlantic salmon (Salmo salar)

Pathogens, 2020
Academic article

The Atlantic Salmon Gill Transcriptome Response in a Natural Outbreak of Salmon Gill Pox Virus Infection Reveals New Biomarkers of Gill Pathology and Suppression of Mucosal Defense

Frontiers in Immunology, 2020
Academic article

Oxidant-induced modifications in the mucosal transcriptome and circulating metabolome of Atlantic salmon

Aquatic Toxicology, 2020
Academic article

Performance and welfare of Atlantic salmon, Salmo salar L. post-smolts in recirculating aquaculture systems: Importance of salinity and water velocity

Journal of the World Aquaculture Society, 2020
Academic article

Morphomolecular alterations in the skin mucosa of Atlantic salmon (Salmo salar) after exposure to peracetic acid-based disinfectant

Aquaculture Reports, 2020
Academic article

Nutrition as a mean to reduce sea lice infestation in Atlantic salmon

2019
Nofima’s reports

Peracetic acid as a potential treatment for amoebic gill disease (AGD) in Atlantic salmon – Stage 1

2019
Nofima’s reports

Wound healing in post-smolt Atlantic salmon (Salmo salar L.)

Scientific Reports, 2019
Academic article

Antiviral Responses and Biological Concequences of Piscine orthoreovirus Infection in Salmonid Erythrocytes

Frontiers in Immunology, 2019
Academic literature review

High fish density delays wound healing in Atlantic salmon (Salmo salar)

Scientific Reports, 2018
Academic article

Atlantic salmon skin barrier functions gradually enhance after seawater transfer

Scientific Reports, 2018
Academic article

Resolving the complexity of vitellogenins and their receptors in the tetraploid Atlantic salmon (Salmo salar): Ancient origin of the phosvitin-less VtgC in chondrichthyean fishes

Molecular Reproduction and Development, 2017
Academic article

Training the salmon’s genes: influence of aerobic exercise, swimming performance and selection on gene expression in Atlantic salmon

BMC Genomics, 2017
Academic article

Hypoxia tolerance and responses to hypoxic stress during heart and skeletal muscle inflammation in Atlantic salmon (Salmo salar)

PLOS ONE, 2017
Academic article

Short-term starvation at low temperature prior to harvest does not impact the health and acute stress response of adult Atlantic salmon

PeerJ, 2017
Academic article

Domestication compromises athleticism and respiratory plasticity in response to aerobic exercise training in Atlantic salmon (Salmo salar)

Aquaculture, 2016
Academic article

Experimental Piscine orthoreovirus infection mediates protection against pancreas disease in Atlantic salmon (Salmo salar)

Veterinary research (VR), 2016
Academic article

Smoltification and seawater transfer of Atlantic salmon (Salmo salar L.) is associated with systemic repression of the immune transcriptome

Fish and Shellfish Immunology, 2016
Academic article

Impact of fish density and specific water flow on skin properties in Atlantic salmon (Salmo salar L.) post-smolts

Aquaculture, 2016
Academic article

Differences in gene expression in Atlantic salmon parr and smolt after challenge with Piscine orthoreovirus (PRV)

Molecular Immunology, 2016
Academic article

Styrt fettsyresammensetning i fôr for å forebygge utbrudd av viktige virussykdommer i laks

2016
Nofima’s reports

Transcriptome analyses of Atlantic salmon (Salmo salar L.) erythrocytes infected with piscine orthoreovirus (PRV)

Fish and Shellfish Immunology, 2015
Academic article

Effects of crude oil exposure and elevated temperature on the liver transcriptome of polar cod (Boreogadus saida)

Aquatic Toxicology, 2015
Academic article

Association between swimming performance, cardiorespiratory morphometry, and thermal tolerance in Atlantic salmon (Salmo salar L.)

Frontiers in Marine Science, 2014
Academic article

Cardiac responses to elevated seawater temperature in Atlantic salmon

BMC Physiology, 2014
Academic article

Dietary cholesterol supplementation to a plant-based diet suppresses the complete pathway of cholesterol synthesis and induces bile acid production in Atlantic salmon (Salmo salar L.)

British Journal of Nutrition, 2014
Academic article

Induced erythropoiesis during acute anemia in Atlantic salmon: A transcriptomic survey

General and Comparative Endocrinology, 2013
Academic article

Genomic analysis of the host response to nervous necrosis virus in Atlantic cod (Gadus morhua) brain

Molecular Immunology, 2013
Academic article

Kunnskap- og metodeutvikling for å styrke laksens robusthet og helse

2012
Nofima’s reports

Comparison of Atlantic salmon individuals with different outcomes of cardiomyopathy syndrome (CMS)

BMC Genomics, 2012
Academic article

Cardiomyopathy syndrome (CMS) in Atlantic salmon, Salmo salar L.: functional genomics studies of host-pathogen responses and disease markers / Kardiomyopatisyndrom (CMS) hos Atlantisk laks, Salmo salar L.: funksjonell genomikk studier av vert-patogen responser og sykdomsmarkører

2012
Doctoral dissertation

Genomic survey of early responses to viruses in Atlantic salmon, Salmo salar L

Molecular Immunology, 2011
Academic article

IPNV with high and low virulence: host immune responses and viral mutations during infection

Virology Journal, 2011
Academic article

Development and assessment of oligonucleotide microarrays for Atlantic salmon (Salmo salar L.)

Comparative Biochemistry and Physiology - Part D:Genomics and Proteomics, 2011
Academic article