Browsing NOFIMA vitenarkiv by Author "Timmerhaus, Gerrit"
Now showing items 1-20 of 36
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Antiviral Responses and Biological Concequences of Piscine orthoreovirus Infection in Salmonid Erythrocytes
Wessel, Øystein; Krasnov, Aleksei; Timmerhaus, Gerrit; Rimstad, Espen; Dahle, Maria (Peer reviewed; Journal article, 2019)Salmonid red blood cells are the main target cells for Piscine orthoreovirus (PRV). Three genotypes of PRV (PRV-1,2,3) infect Atlantic salmon (Salmo salar), Chinook salmon (Onchorhynchus tshawytscha), Coho salmon (Oncorhynchus ... -
Atlantic salmon skin barrier functions gradually enhance after seawater transfer
Karlsen, Christian; Ytteborg, Elisabeth; Timmerhaus, Gerrit; Høst, Vibeke; Handeland, Sigurd O; Jørgensen, Sven Martin; Krasnov, Aleksei (Peer reviewed; Journal article, 2018) -
Cardiac responses to elevated seawater temperature in Atlantic salmon
Jørgensen, Sven Martin; Castro, Vicente; Krasnov, Aleksei; Torgersen, Jacob; Timmerhaus, Gerrit; Hevrøy, Ernst Morten; Hansen, Tom Johnny; Susort, Sissel Tjøstheim; Breck, Olav; Takle, Harald Rune (Peer reviewed; Journal article, 2014) -
Climate change with increasing seawater temperature will challenge the health of farmed Atlantic Cod (Gadus morhua L.)
Ytteborg, Elisabeth; Falconer, Lynne; Krasnov, Aleksei; Johansen, Lill-Heidi; Timmerhaus, Gerrit; Johansson, Gunhild Seljehaug; Afanasyev, Sergey; Høst, Vibeke; Hjøllo, Solfrid Sætre; Hansen, Øyvind J; Lazado, Carlo C. (Peer reviewed; Journal article, 2023) -
Crowding reshapes the mucosal but not the systemic response repertoires of Atlantic salmon to peracetic acid
Lazado, Carlo C.; Sveen, Lene; Soleng, Malene; Pedersen, Lars-Flemming; Timmerhaus, Gerrit (Peer reviewed; Journal article, 2021)Knowledge of the impact of aquaculture chemotherapeutants on fish physiology is scarce. This is particularly relevant for peracetic acid (PAA), a widely used oxidative disinfectant in aquaculture. The chemical behaviour ... -
Deep neural network analysis - a paradigm shift for histological examination of health and welfare of farmed fish
Sveen, Lene; Timmerhaus, Gerrit; Johansen, Lill-Heidi; Ytteborg, Elisabeth (Peer reviewed; Journal article, 2021)An artificial intelligence model (AI-model) was trained for the first time to detect multi-class segmentation of skin from Atlantic salmon, using a convolutional neural network (Aiforia®). The AI-model was developed to ... -
Effects of prolonged application of peracetic acid-based disinfectant on recirculating aquaculture systems stocked with Atlantic salmon parr
Zhang, Junjie; Eggen, Maia L.; Peruzzi, Stefano; Klokkerengen, Rolf; Sundfør, Eivind B.; Odei, Derrick Kwame; Timmerhaus, Gerrit; Asimakopoulos, Alexandros; Flaten, Trond Peder; Lazado, Carlo C.; Mota, Vasco Filipe Cardoso Neves (Peer reviewed; Journal article, 2024)The use of recirculating aquaculture systems (RAS) for Atlantic salmon (Salmo salar) production has become increasingly common. RAS water disinfection plays a crucial role on its biosecurity. Peracetic acid (PAA) is a ... -
Evaluating a crowding intensity scale and welfare indicators for Atlantic salmon in sea cages
Stien, Lars Helge; Nilsson, Jonatan; Noble, Christopher; Izquierdo-Gomez, David; Ytteborg, Elisabeth; Timmerhaus, Gerrit; Madaro, Angelico (Peer reviewed; Journal article, 2024) -
Experimental Piscine orthoreovirus infection mediates protection against pancreas disease in Atlantic salmon (Salmo salar)
Lund, Morten; Røsæg, Magnus Vikan; Krasnov, Aleksei; Timmerhaus, Gerrit; Nyman, Ingvild Berg; Aspehaug, Vidar; Rimstad, Espen; Dahle, Maria Krudtaa (Journal article; Peer reviewed, 2016) -
Fast and slow releasing sulphide donors engender distinct transcriptomic alterations in Atlantic salmon hepatocytes
Lazado, Carlo C.; Voldvik, Vibeke; Timmerhaus, Gerrit; Andersen, Øivind (Peer reviewed; Journal article, 2023) -
Forebyggende ernæring mot lus på laks - forsøk og dokumentasjon på betydning av samvirkning mellom aktive tilsetninger og grunnfôr. Faglig delrapport
Bogevik, André Sture; Sveen, Lene; Ytteborg, Elisabeth; Karlsen, Christian; Lazado, Carlo C.; Krasnov, Aleksei; Timmerhaus, Gerrit; Andersen, Linda; Blindheim, Steffen H.; Myre, Ole; Merkin, Grigory; Okubamichael, Mearge; Pittman, Karin (Nofima rapportserie, Research report, 2019)Aller Aqua Norway AS ble i 2017 gjennom en åpen utlysning tildelt midler fra FHF (prosjekt nr 901458) for å dokumentere effekten av mineralingrediensen Biofeed Forte (BF) mot lusesmitte på laks. Forsøk på regnbueørret ved ... -
High fish density delays wound healing in Atlantic salmon (Salmo salar)
Sveen, Lene; Timmerhaus, Gerrit; Krasnov, Aleksei; Takle, Harald; Stefansson, Sigurd Olav; Handeland, Sigurd O; Ytteborg, Elisabeth (Peer reviewed; Journal article, 2018)In this study, we look closer at how high fish densities influence wound repair mechanisms in post-smolt Atlantic salmon. The fish were wounded with a 5 mm skin punch biopsy needle and stocked at two different densities, ... -
Hypoxia tolerance and responses to hypoxic stress during heart and skeletal muscle inflammation in Atlantic salmon (Salmo salar)
Lund, Morten; Dahle, Maria Krudtaa; Timmerhaus, Gerrit; Alarcon, Marta; Powell, Mark; Aspehaug, Vidar; Rimstad, Espen; Jørgensen, Sven Martin (Peer reviewed; Journal article, 2017) -
Impact of fish density and specific water flow on skin properties in Atlantic salmon (Salmo salar L.) post-smolts
Sveen, Lene; Timmerhaus, Gerrit; Torgersen, Jacob Seilø; Ytteborg, Elisabeth; Jørgensen, Sven Martin; Handeland, Sigurd Olav; Stefansson, Sigurd Olav; Nilsen, Tom Ole; Calabrese, Sara; Ebbesson, Lars O.E.; Terjesen, Bendik Fyhn; Takle, Harald Rune (Peer reviewed; Journal article, 2016) -
Impact of fish density and specific water flow on skin properties in Atlantic salmon (Salmo salar L.) post-smolts
Sveen, Lene; Timmerhaus, Gerrit; Torgersen, Jacob Seilø; Ytteborg, Elisabeth; Jørgensen, Sven Martin; Handeland, Sigurd Olav; Stefansson, Sigurd Olav; Nilsen, Tom Ole; Calabrese, Sara; Ebbesson, Lars O.E.; Terjesen, Bendik Fyhn; Takle, Harald Rune (Peer reviewed; Journal article, 2016) -
Kunnskap- og metodeutvikling for å styrke laksens robusthet og helse
Jørgensen, Sven Martin; Sørensen, Mette; Torgersen, Jacob; Todorcevic, Marijana; Østbye, Tone-Kari K; Aas-Hansen, Øyvind; Johansen, Lill-Heidi; Timmerhaus, Gerrit; Bao, Marta; Alarcon, Marta; Mørkøre, Turid; Krasnov, Aleksei; Ruyter, Bente; Takle, Harald Rune (Nofima rapportserie, Research report, 2012) -
Morphomolecular alterations in the skin mucosa of Atlantic salmon (Salmo salar) after exposure to peracetic acid-based disinfectant
Lazado, Carlo C.; Haddeland, Sindre; Timmerhaus, Gerrit; Berg, Ragnhild Stenberg; Merkin, Grigory; Pittman, Karin; Pedersen, Lars-Flemming (Peer reviewed; Journal article, 2020)Peroxygen-based chemotherapeutants are commonly used in treating ectoparasitic infections in fish. A majority of relevant studies address the effects of these substances on the targeted causative agents, but little is known ... -
Mucosal and systemic physiological changes underscore the welfare risks of environmental hydrogen sulphide in post-smolt Atlantic salmon (Salmo salar)
Lazado, Carlo C.; Stiller, Kevin Torben; Timmerhaus, Gerrit; Reiten, Britt Kristin Megård; Nicolaysen, Ilona Lorraine; Carletto, Danilo; Alipio, Hanna Ross De Dios; Hansen-Bergstedt, Julie; Andersen, Øivind (Peer reviewed; Journal article, 2023) -
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
Lazado, Carlo C.; Strand, David; Breiland, Mette Serine Wesmajervi; Furtado, Francisco; Timmerhaus, Gerrit; Gjessing, Mona Cecilie; Hytterød, Sigurd; Merkin, Grigory; Pedersen, Lars Flemming; Pittman, Karin Anna; Krasnov, Aleksei (Peer reviewed; Journal article, 2022) -
Multiomics provide insights into the key molecules and pathways involved in the physiological adaptation of atlantic salmon (Salmo salar) to chemotherapeutic-induced oxidative stress
Lazado, Carlo C.; Timmerhaus, Gerrit; Breiland, Mette Serine Wesmajervi; Pittman, Karin Anna; Hytterød, Sigurd (Peer reviewed; Journal article, 2021)Although chemotherapeutics are used to treat infections in farmed fish, knowledge on how they alter host physiology is limited. Here, we elucidated the physiological consequences of repeated exposure to the potent oxidative ...