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  1. Article

    Open Access

    Single nucleotide replacement in the Atlantic salmon genome using CRISPR/Cas9 and asymmetrical oligonucleotide donors

    New breeding technologies (NBT) using CRISPR/Cas9-induced homology directed repair (HDR) has the potential to expedite genetic improvement in aquaculture. The long generation time in Atlantic salmon makes bree...

    Anne Hege Straume, Erik Kjærner-Semb, Kai Ove Skaftnesmo, Hilal Güralp in BMC Genomics (2021)

  2. Article

    Open Access

    Insulin-like 3 affects zebrafish spermatogenic cells directly and via Sertoli cells

    Pituitary hormones can use local signaling molecules to regulate target tissue functions. In adult zebrafish testes, follicle-stimulating hormone (Fsh) strongly increases the production of insulin-like 3 (Insl...

    Diego Crespo, Luiz H. C. Assis, Yu Ting Zhang, Diego Safian in Communications Biology (2021)

  3. Article

    Open Access

    Transcriptomic analysis of dead end knockout testis reveals germ cell and gonadal somatic factors in Atlantic salmon

    Sustainability challenges are currently hampering an increase in salmon production. Using sterile salmon can solve problems with precocious puberty and genetic introgression from farmed escapees to wild popula...

    Lene Kleppe, Rolf Brudvik Edvardsen, Tomasz Furmanek, Eva Andersson in BMC Genomics (2020)

  4. Article

    Open Access

    Indel locations are determined by template polarity in highly efficient in vivo CRISPR/Cas9-mediated HDR in Atlantic salmon

    Precise gene editing such as CRISPR/Cas9-mediated homology directed repair (HDR) can increase our understanding of gene function and improve traits of importance for aquaculture. This fine-tuned technology has...

    Anne Hege Straume, Erik Kjærner-Semb, Kai Ove Skaftnesmo in Scientific Reports (2020)

  5. Article

    Open Access

    Inhibition of mitochondrial respiration prevents BRAF-mutant melanoma brain metastasis

    Melanoma patients carry a high risk of develo** brain metastases, and improvements in survival are still measured in weeks or months. Durable disease control within the brain is impeded by poor drug penetrat...

    Terje Sundstrøm, Lars Prestegarden in Acta Neuropathologica Communications (2019)

  6. Article

    Open Access

    Sex steroid production associated with puberty is absent in germ cell-free salmon

    In all vertebrates studied so far, germ cells are not required for pubertal maturation of the gonadal steroidogenic system, subsequent development of secondary sex characteristics and reproductive behavior. To...

    Lene Kleppe, Eva Andersson, Kai Ove Skaftnesmo, Rolf B. Edvardsen in Scientific Reports (2017)

  7. Article

    Open Access

    Dnd knockout ablates germ cells and demonstrates germ cell independent sex differentiation in Atlantic salmon

    Introgression of farmed salmon escapees into wild stocks is a major threat to the genetic integrity of wild populations. Using germ cell-free fish in aquaculture may mitigate this problem. Our study investigat...

    Anna Wargelius, Sven Leininger, Kai Ove Skaftnesmo, Lene Kleppe in Scientific Reports (2016)

  8. Article

    Open Access

    A co-culture model with brain tumor-specific bioluminescence demonstrates astrocyte-induced drug resistance in glioblastoma

    Although several studies suggest that stromal fibroblasts mediate treatment resistance in several cancer types, little is known about how tumor-associated astrocytes modulate the treatment response in brain tu...

    Ning Yang, Tao Yan, Huaiyang Zhu, **ao Liang in Journal of Translational Medicine (2014)

  9. Article

    Open Access

    EGFR wild-type amplification and activation promote invasion and development of glioblastoma independent of angiogenesis

    Angiogenesis is regarded as a hallmark of cancer progression and it has been postulated that solid tumor growth depends on angiogenesis. At present, however, it is clear that tumor cell invasion can occur with...

    Krishna M. Talasila, Anke Soentgerath, Philipp Euskirchen in Acta Neuropathologica (2013)

  10. Article

    Open Access

    Neuronal markers are expressed in human gliomas and NSE knockdown sensitizes glioblastoma cells to radiotherapy and temozolomide

    Expression of neuronal elements has been identified in various glial tumors, and glioblastomas (GBMs) with neuronal differentiation patterns have reportedly been associated with longer survival. However, the n...

    Tao Yan, Kai Ove Skaftnesmo, Lina Leiss, Linda Sleire, Jian Wang, **ngang Li in BMC Cancer (2011)