Browsing Brage NMBU by Author "Heringstad, Bjørg"
Now showing items 41-52 of 52
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Novel interpretation of sperm stress test and morphology for maturity assessment of young Norwegian Red bulls
Bremer, Joanna; Heringstad, Bjørg; Morrell, Jane M.; Kommisrud, Elisabeth (Peer reviewed; Journal article, 2023) -
Novel interpretation of sperm stress test and morphology for maturity assessment of young Norwegian Red bulls
Bremer, Joanna; Heringstad, Bjørg; Morrell, Jane M.; Kommisrud, Elisabeth (Journal article; Peer reviewed, 2023) -
Ovarian Follicular Response to Oestrous Synchronisation and Induction of Ovulation in Norwegian Red Cattle
Berg, Halldor Felde; Heringstad, Bjørg; Alm-Kristiansen, Anne Hege; Kvale, Vilde Granne; Dragset, Knut Ingolf; Waldmann, Andres; Ropstad, Erik; Kommisrud, Elisabeth (Peer reviewed; Journal article, 2020)Oestrous synchronisation of cattle has been widely applied to accomplish simultaneous ovulation in animals and facilitate timed artificial insemination. The main aim of this study was to investigate the ovarian follicular ... -
Rearing Norwegian Red heifers : growth and effects on subsequent milk production of primiparous cows
Storli, Kristin Sivertsen (PhD Thesis;2015:48, Doctoral thesis, 2019-01-07)The thesis is part of a larger research project aiming to determine the impact of calf and youngstock development on dairy cow production and profitability. Paper I utilized field data to find a more marginal effect of ... -
Reproductive potential and quality of SpermVital semen used for artificial insemination in cattle
Berg, Halldor Felde (PhD thesis;2020:17, Doctoral thesis, 2020)Utfallet av kunstig sædoverføring (KS) avhenger av flere faktorer, blant annet sædkvalitet, metoden for sædprosessering og miljøet i kjønnsorganet hos det inseminerte hunndyret. Vellykket KS hos storfe krever også riktig ... -
Selection against metabolic diseases
Heringstad, Bjørg; Pryce, J.E.; Egger-Danner, Christa; Stock, K.F.; Cole, J. B.; Gengler, Nicolas; Miglior, F.; Bradley, A. J.; Parker Graddis, K.L.; Koeck, Astrid; Bastin, C.; Abdelsayed, M. (Chapter, 2017)Abstract: Metabolic diseases, such as ketosis and milk fever, are among the most common diseases affecting dairy cattle. Genetic improvement of ability to resist metabolic diseases can be achieved by direct selection with ... -
Selection for reduced methane emission in Norwegian Red cows
Qasir, Hiba (Master thesis, 2021)Over the past years, methane production from dairy cattle gained a significant attraction because of its contribution to climate change and loss of dietary energy from the animals. This the first study to compare methane ... -
Semen quality parameters including metabolites, sperm production traits and fertility in young Norwegian Red AI bulls
Narud, Birgitte; Khezri, Abdolrahman; Nordborg, Anna; Klinkenberg, Geir; Zeremichael, Teklu Tewoldebrhan; Stenseth, Else-Berit; Heringstad, Bjørg; Kommisrud, Elisabeth; Myromslien, Frøydis Deinboll (Journal article; Peer reviewed, 2022)Genomic selection in cattle breeding has gradually allowed younger bulls to be recruited for semen production. In this study, sperm quality parameters, seminal plasma and sperm metabolites, semen production capacity and ... -
Short communication: Genetic parameters for fertility-related disorders in Norwegian Red
Haugaard, Katrine; Heringstad, Bjørg (Journal article; Peer reviewed, 2015) -
Sperm chromatin integrity and DNA methylation in Norwegian Red bulls of contrasting fertility
Narud, Birgitte; Khezri, Abdolrahman; Zeremichael, Teklu Tewoldebrhan; Stenseth, Else-Berit; Heringstad, Bjørg; Johannisson, Anders; Morrell, Jane; Collas, Philippe; Myromslien, Frøydis Deinboll; Kommisrud, Elisabeth (Peer reviewed; Journal article, 2021) -
The effects of crossbreeding with Norwegian Red dairy cattle on common postpartum diseases, fertility and body condition score
Rinell, Ellen; Heringstad, Bjørg (Journal article; Peer reviewed, 2018) -
Transcription Profiling of Monocyte-Derived Macrophages Infected in vitro with Two Strains of Streptococcus agalactiae Reveals Candidate Pathways Affecting Subclinical Mastitis in Cattle
Lewandowska-Sabat, Anna; Kirsanova, Elena; Klopp, Christophe; Solberg, Trygve Roger; Heringstad, Bjørg; Østerås, Olav; Boysen, Preben; Olsaker, Ingrid (Peer reviewed; Journal article, 2019)Macrophages are key cells of innate immune response and serve as the first line of defense against bacteria. Transcription profiling of bacteria-infected macrophages could provide important insights on the pathogenicity ...