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  1. Employees

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Norsk

Borgny Ytterhus

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Borgny Ytterhus

Senior Engineer
Department of Clinical and Molecular Medicine
Faculty of Medicine and Health Sciences

borgny.ytterhus@ntnu.no
+4773598434 Laboratoriesenteret, 231.04.034, Øya, Erling Skjalgsonsgt 1
Publications Outreach

Publications

  • Chronological
  • By category
  • All publications registered in NVA

2025

  • Meta, Rahmina; Pettersen, Henrik Sahlin; Tollefsen, Sofie Eline; Ytterhus, Borgny; Salvesen, Øyvind Olav; Sjursen, Wenche. (2025) Tumour-associated macrophages in human meningiomas. PLOS ONE
    Academic article

2024

  • Meta, Rahmina; Pettersen, Henrik Sahlin; Tollefsen, Sofie Eline; Ytterhus, Borgny; Salvesen, Øyvind; Sjursen, Wenche. (2024) Clinicopathological aspects of tumour-associated macrophages in human meningiomas. Neuropathology and Applied Neurobiology
    Abstract

2023

  • Børkja, Mathieu; Giambelluca, Miriam Soledad; Ytterhus, Borgny; Prestvik, Wenche Slettahjell; Bjørkøy, Geir; Bofin, Anna M.. (2023) S100A8 gene copy number and protein expression in breast cancer: associations with proliferation, histopathological grade and molecular subtypes. Breast Cancer Research and Treatment
    Academic article
  • Skjervold, Anette Hansen; Valla, Marit; Ytterhus, Borgny; Bofin, Anna M.. (2023) PAK1 copy number in breast cancer—Associations with proliferation and molecular subtypes. PLOS ONE
    Academic article
  • Saastad, Sigurd August; Skjervold, Anette Hansen; Ytterhus, Borgny; Engstrøm, Monica Jernberg; Bofin, Anna M.. (2023) PD-L1 protein expression in breast cancer. Journal of Clinical Pathology
    Academic article

2022

  • Valla, Marit; Klæstad, Elise; Ytterhus, Borgny; Bofin, Anna M.. (2022) CCND1 amplification in breast cancer -associations with proliferation, histopathological grade, molecular subtype and prognosis. Journal of mammary gland biology and neoplasia
    Academic article

2021

  • Bofin, Anna M.; Ytterhus, Borgny; Klæstad, Elise; Valla, Marit. (2021) FGFR1 copy number in breast cancer: associations with proliferation, histopathological grade and molecular subtypes. Journal of Clinical Pathology
    Academic article
  • Klæstad, Elise; Sawicka, Joanna Ewa; Engstrøm, Monica J; Ytterhus, Borgny; Valla, Marit; Bofin, Anna M.. (2021) ZNF703 gene copy number and protein expression in breast cancer; associations with proliferation, prognosis and luminal subtypes. Breast Cancer Research and Treatment
    Academic article
  • Tollefsen, Sofie Eline; Jarmund, Anders Hagen; Ytterhus, Borgny; Salvesen, Øyvind; Mjønes, Patricia; Torp, Sverre Helge. (2021) Somatostatin receptors in human meningiomas—clinicopathological aspects. Cancers
    Academic article
  • Valla, Marit; Opdahl, Signe; Ytterhus, Borgny; Bofin, Anna M.. (2021) DTX3 copy number increase in breast cancer: a study of associations to molecular subtype, proliferation and prognosis. Breast Cancer Research and Treatment
    Academic article

2020

  • Klæstad, Elise; Opdahl, Signe; Engstrøm, Monica J; Ytterhus, Borgny; Wik, Elisabeth; Bofin, Anna Mary. (2020) MRPS23 amplification and gene expression in breast cancer; association with proliferation and the non-basal subtypes. Breast Cancer Research and Treatment
    Academic article

2018

  • Valla, Marit; Mjønes, Patricia; Engstrøm, Monica J; Ytterhus, Borgny; Bordin, Diana Lilian; Loon, Barbara van. (2018) Characterization of FGD5 expression in primary breast cancers and lymph node metastases. Journal of Histochemistry and Cytochemistry
    Academic article

2017

  • Arnli, Magnus Bossum; Backer-Grøndahl, Thomas; Ytterhus, Borgny; Granli, Unn Sophie; Lydersen, Stian; Gulati, Sasha. (2017) Expression and clinical value of EGFR in human meningiomas. PeerJ
    Academic article
  • Valla, Marit; Engstrøm, Monica J; Ytterhus, Borgny; Hansen, Åse Kristin Skain; Akslen, Lars A.; Vatten, Lars Johan. (2017) FGD5 amplification in breast cancer patients is associated with tumor proliferation and a poorer prognosis. Breast Cancer Research and Treatment
    Academic article

2016

  • Valla, Marit; Vatten, Lars Johan; Engstrøm, Monica J; Haugen, Olav Anton; Akslen, Lars A.; Bjørngaard, Johan Håkon. (2016) Molecular subtypes of breast cancer: Long-term incidence trends and prognostic differences. Cancer Epidemiology, Biomarkers and Prevention
    Academic article

2014

  • Engstrøm, Monica J; Ytterhus, Borgny; Vatten, Lars Johan; Opdahl, Signe; Bofin, Anna M.. (2014) TOP2A gene copy number change in breast cancer. Journal of Clinical Pathology
    Academic article

2010

  • Berggren, Elena M.Trounina; Almas, T; Ytterhus, Borgny; Angelsen, Anders; Bofin, Anna M.. (2010) CYTOLOGIC EXAMINATION AND FISH IN THE DETECTION OF ATYPICAL UROTHELIAL CELLS IN SPONTANEOUS URINE SPECIMENS AND BLADDER WASHINGS IN PATIENTS WITH A HISTORY OF CARCINOMA OF THE URINARY BLADDER. Acta Cytologica
    Abstract
  • Gulati, Sasha; Ytterhus, Borgny; Granli, Unn Sophie; Gulati, Michel; Lydersen, Stian; Torp, Sverre Helge. (2010) Overexpression of c-erbB2 is a negative prognostic factor in anaplastic astrocytomas. Diagnostic Pathology
    Academic article

2009

  • Ytterhus, Borgny; Engesvold, Ingeborg; Vogt, Christina. (2009) Deteksjon av kromosomavvik i formalinfiksert og parafininnstøpt autopsimateriale fra fostre ved hjelp av FISH. Bioingeniøren
    Academic article

2007

  • Hagen, Anne Irene; Bofin, Anna M.; Ytterhus, Borgny; Mæhle, Lovise; Kjellevold, Kjell Henning; Møller, Pål. (2007) Amplification of TOP2A and HER-2 genes in breast cancers occurring in patients harbouring BRCA1 germline mutations. Acta Oncologica
    Academic article

2004

  • Bofin, Anna M.; Ytterhus, Borgny; Martin, Cara; O'Leary, John J.; Hagmar, Bjørn M. (2004) Detection and quantitation of HER-2 gene amplification and protein expression in breast carcinoma. American Journal of Clinical Pathology
    Academic article

2003

  • Bofin, Anna M.; Fjøsne, Hans E.; Hagmar, Bjørn M.; Ytterhus, Borgny. (2003) Abnormal chromosome 8 copy number in cytological smears from breast carcinoma detected by means of fluorescence in situ hybridization (FISH). Cytopathology
    Academic article
  • Bofin, Anna M.; Hagmar, Bjørn M.; Ytterhus, Borgny. (2003) TOP2A and HER2 gene amplification in fine needle aspirates from breast carcinoma. Cytopathology
    Academic article

2000

  • Isaksen, Christina Vogt; Ytterhus, Borgny; Skarsvåg, Sølvi. (2000) Detection of Trisomy 18 on Formalin-fixed and Paraffin-embedded Material by Fluorescence In Situ Hybridization. Pediatric and Developmental Pathology
    Academic article

Journal publications

  • Meta, Rahmina; Pettersen, Henrik Sahlin; Tollefsen, Sofie Eline; Ytterhus, Borgny; Salvesen, Øyvind Olav; Sjursen, Wenche. (2025) Tumour-associated macrophages in human meningiomas. PLOS ONE
    Academic article
  • Meta, Rahmina; Pettersen, Henrik Sahlin; Tollefsen, Sofie Eline; Ytterhus, Borgny; Salvesen, Øyvind; Sjursen, Wenche. (2024) Clinicopathological aspects of tumour-associated macrophages in human meningiomas. Neuropathology and Applied Neurobiology
    Abstract
  • Børkja, Mathieu; Giambelluca, Miriam Soledad; Ytterhus, Borgny; Prestvik, Wenche Slettahjell; Bjørkøy, Geir; Bofin, Anna M.. (2023) S100A8 gene copy number and protein expression in breast cancer: associations with proliferation, histopathological grade and molecular subtypes. Breast Cancer Research and Treatment
    Academic article
  • Skjervold, Anette Hansen; Valla, Marit; Ytterhus, Borgny; Bofin, Anna M.. (2023) PAK1 copy number in breast cancer—Associations with proliferation and molecular subtypes. PLOS ONE
    Academic article
  • Saastad, Sigurd August; Skjervold, Anette Hansen; Ytterhus, Borgny; Engstrøm, Monica Jernberg; Bofin, Anna M.. (2023) PD-L1 protein expression in breast cancer. Journal of Clinical Pathology
    Academic article
  • Valla, Marit; Klæstad, Elise; Ytterhus, Borgny; Bofin, Anna M.. (2022) CCND1 amplification in breast cancer -associations with proliferation, histopathological grade, molecular subtype and prognosis. Journal of mammary gland biology and neoplasia
    Academic article
  • Bofin, Anna M.; Ytterhus, Borgny; Klæstad, Elise; Valla, Marit. (2021) FGFR1 copy number in breast cancer: associations with proliferation, histopathological grade and molecular subtypes. Journal of Clinical Pathology
    Academic article
  • Klæstad, Elise; Sawicka, Joanna Ewa; Engstrøm, Monica J; Ytterhus, Borgny; Valla, Marit; Bofin, Anna M.. (2021) ZNF703 gene copy number and protein expression in breast cancer; associations with proliferation, prognosis and luminal subtypes. Breast Cancer Research and Treatment
    Academic article
  • Tollefsen, Sofie Eline; Jarmund, Anders Hagen; Ytterhus, Borgny; Salvesen, Øyvind; Mjønes, Patricia; Torp, Sverre Helge. (2021) Somatostatin receptors in human meningiomas—clinicopathological aspects. Cancers
    Academic article
  • Valla, Marit; Opdahl, Signe; Ytterhus, Borgny; Bofin, Anna M.. (2021) DTX3 copy number increase in breast cancer: a study of associations to molecular subtype, proliferation and prognosis. Breast Cancer Research and Treatment
    Academic article
  • Klæstad, Elise; Opdahl, Signe; Engstrøm, Monica J; Ytterhus, Borgny; Wik, Elisabeth; Bofin, Anna Mary. (2020) MRPS23 amplification and gene expression in breast cancer; association with proliferation and the non-basal subtypes. Breast Cancer Research and Treatment
    Academic article
  • Valla, Marit; Mjønes, Patricia; Engstrøm, Monica J; Ytterhus, Borgny; Bordin, Diana Lilian; Loon, Barbara van. (2018) Characterization of FGD5 expression in primary breast cancers and lymph node metastases. Journal of Histochemistry and Cytochemistry
    Academic article
  • Arnli, Magnus Bossum; Backer-Grøndahl, Thomas; Ytterhus, Borgny; Granli, Unn Sophie; Lydersen, Stian; Gulati, Sasha. (2017) Expression and clinical value of EGFR in human meningiomas. PeerJ
    Academic article
  • Valla, Marit; Engstrøm, Monica J; Ytterhus, Borgny; Hansen, Åse Kristin Skain; Akslen, Lars A.; Vatten, Lars Johan. (2017) FGD5 amplification in breast cancer patients is associated with tumor proliferation and a poorer prognosis. Breast Cancer Research and Treatment
    Academic article
  • Valla, Marit; Vatten, Lars Johan; Engstrøm, Monica J; Haugen, Olav Anton; Akslen, Lars A.; Bjørngaard, Johan Håkon. (2016) Molecular subtypes of breast cancer: Long-term incidence trends and prognostic differences. Cancer Epidemiology, Biomarkers and Prevention
    Academic article
  • Engstrøm, Monica J; Ytterhus, Borgny; Vatten, Lars Johan; Opdahl, Signe; Bofin, Anna M.. (2014) TOP2A gene copy number change in breast cancer. Journal of Clinical Pathology
    Academic article
  • Berggren, Elena M.Trounina; Almas, T; Ytterhus, Borgny; Angelsen, Anders; Bofin, Anna M.. (2010) CYTOLOGIC EXAMINATION AND FISH IN THE DETECTION OF ATYPICAL UROTHELIAL CELLS IN SPONTANEOUS URINE SPECIMENS AND BLADDER WASHINGS IN PATIENTS WITH A HISTORY OF CARCINOMA OF THE URINARY BLADDER. Acta Cytologica
    Abstract
  • Gulati, Sasha; Ytterhus, Borgny; Granli, Unn Sophie; Gulati, Michel; Lydersen, Stian; Torp, Sverre Helge. (2010) Overexpression of c-erbB2 is a negative prognostic factor in anaplastic astrocytomas. Diagnostic Pathology
    Academic article
  • Ytterhus, Borgny; Engesvold, Ingeborg; Vogt, Christina. (2009) Deteksjon av kromosomavvik i formalinfiksert og parafininnstøpt autopsimateriale fra fostre ved hjelp av FISH. Bioingeniøren
    Academic article
  • Hagen, Anne Irene; Bofin, Anna M.; Ytterhus, Borgny; Mæhle, Lovise; Kjellevold, Kjell Henning; Møller, Pål. (2007) Amplification of TOP2A and HER-2 genes in breast cancers occurring in patients harbouring BRCA1 germline mutations. Acta Oncologica
    Academic article
  • Bofin, Anna M.; Ytterhus, Borgny; Martin, Cara; O'Leary, John J.; Hagmar, Bjørn M. (2004) Detection and quantitation of HER-2 gene amplification and protein expression in breast carcinoma. American Journal of Clinical Pathology
    Academic article
  • Bofin, Anna M.; Fjøsne, Hans E.; Hagmar, Bjørn M.; Ytterhus, Borgny. (2003) Abnormal chromosome 8 copy number in cytological smears from breast carcinoma detected by means of fluorescence in situ hybridization (FISH). Cytopathology
    Academic article
  • Bofin, Anna M.; Hagmar, Bjørn M.; Ytterhus, Borgny. (2003) TOP2A and HER2 gene amplification in fine needle aspirates from breast carcinoma. Cytopathology
    Academic article
  • Isaksen, Christina Vogt; Ytterhus, Borgny; Skarsvåg, Sølvi. (2000) Detection of Trisomy 18 on Formalin-fixed and Paraffin-embedded Material by Fluorescence In Situ Hybridization. Pediatric and Developmental Pathology
    Academic article

Outreach

2024

  • Poster
    Meta, Rahmina; Pettersen, Henrik Sahlin; Tollefsen, Sofie Eline; Ytterhus, Borgny; Salvesen, Øyvind Olav; Sjursen, Wenche. (2024) The clinicopathological role of tumour-associated macrophages in human meningiomas. SNOG SYMPOSIUM 2024 – Multidisciplinary Neuro-Oncology Meeting , Gøteborg 2024-04-25 - 2024-04-27
  • Lecture
    Meta, Rahmina; Pettersen, Henrik Sahlin; Tollefsen, Sofie Eline; Ytterhus, Borgny; Salvesen, Øyvind Olav; Sjursen, Wenche. (2024) Tumorassosierte makrofager i meningeomer. Årsmøte i Den norske patologforening , Britannia Hotell, Trondheim, Norge 2024-04-11 -
  • Poster
    Meta, Rahmina; Pettersen, Henrik Sahlin; Tollefsen, Sofie Eline; Ytterhus, Borgny; Salvesen, Øyvind; Sjursen, Wenche. (2024) Clinicopathological aspects of tumour-associated macrophages in human meningiomas. 125TH Meeting of the British Neuropathological Society , London 2024-01-31 - 2024-02-02

2023

  • Poster
    Araste, Hannie; Kvisten, Magnus; Ytterhus, Borgny; Salvesen, Øyvind Olav; Skjulsvik, Anne Jarstein; Pettersen, Henrik Sahlin. (2023) Microglia and macrophages in human glioblastomas: Distribution and relations to tumour growth. 20th Internation Congress of Neuropathology , Berlin 2023-09-13 - 2023-09-16

2020

  • Poster
    Skjervold, Anette Hansen; Pettersen, Henrik Sahlin; Ytterhus, Borgny; Valla, Marit; Bofin, Anna M.. (2020) Cell counts in visual and digital assessment of Ki-67 in breast cancer. 32nd congress of the ESP and XXXIII International Congress of the IAP 2020 , Glasgow - virtual congress 2020-12-06 - 2020-12-08

2016

  • Academic lecture
    Valla, Marit; Engstrøm, Monica J; Ytterhus, Borgny; Hansen, Åse Kristin Skain; Akslen, Lars A.; Vatten, Lars Johan. (2016) FGD5 amplification in breast cancer patients is associated with tumour proliferation and a poorer prognosis. Annual Workshop on Breast Cancer , Kongsvold 2016-09-13 - 2016-09-14
  • Poster
    Valla, Marit; Vatten, Lars Johan; Engstrøm, Monica J; Haugen, Olav Anton; Akslen, Lars A.; Bjørngaard, Johan Håkon. (2016) Molecular subtypes of breast cancer: Long term incidence trends and prognostic differences. The third international molecular pathological epidemiology (MPE) meeting , Dana-Farber Cancer Institute, Boston 2016-05-12 - 2016-05-13
  • Academic lecture
    Valla, Marit; Vatten, Lars Johan; Engstrøm, Monica J; Haugen, Olav Anton; Akslen, Lars A.; Bjørngaard, Johan Håkon. (2016) Molecular subtypes of breast cancer: long-term incidence trends and prognostic differences. Scandinavian Pathology Seminar, Sotra , Sotra 2016-08-30 - 2016-08-31

2014

  • Poster
    Engstrøm, Monica J; Ytterhus, Borgny; Vatten, Lars Johan; Opdahl, Signe; Bofin, Anna M.. (2014) TOP2A gene copy number change in breast cancer. 26th European Congress of Pathology , London 2014-08-30 - 2014-09-03
  • Poster
    Kraby, Maria Ryssdal; Opdahl, Signe; Krüger, Kristi; Ytterhus, Borgny; Akslen, Lars A.; Bofin, Anna M.. (2014) Microvascular proliferation in breast cancer. 26th European Congress of Pathology , London 2014-08-30 - 2014-09-03

2013

  • Academic lecture
    Engstrøm, Monica J; Ytterhus, Borgny; Vatten, Lars Johan; Opdahl, Signe; Bofin, Anna M.. (2013) Endringer i TOP2A-genet ved brystkreft. Kirurgisk høstmøte 2013 , Oslo 2013-10-23 - 2013-10-25
  • Academic lecture
    Engstrøm, Monica J; Ytterhus, Borgny; Dyrnes, Linda Anita; Vatten, Lars Johan; Bofin, Anna M.. (2013) TOP2A genamplifikasjon ved brystkreft. Årsmøte i Norsk forening for Patologi , Trondheim 2013-03-15 - 2013-03-16
  • Poster
    Dyrnes, Linda Anita; Ytterhus, Borgny; Sandberg, Nina; Engstrøm, Monica J; Bofin, Anna M.. (2013) Tissue Microarray in a Large, Historic Breast Cancer Cohort Study. Nordic Medical Laboratory group (NML) Conference 2013 , Trondheim 2013-06-13 - 2013-06-15
  • Academic lecture
    Ytterhus, Borgny; Dyrnes, Linda Anita; Sandberg, Nina; Engstrøm, Monica J; Bofin, Anna M.. (2013) Visualizing Genes and Chromosomes in Archival Tissue Biopsies. Nordic Medical Laboratory group (NML) 2013 , Trondheim 2013-06-13 - 2013-06-15

2012

  • Poster
    Engstrøm, Monica J; Opdahl, Signe; Sandberg, Nina; Ytterhus, Borgny; Dyrnes, Linda Anita; Vatten, Lars Johan. (2012) Molecular subtypes and survival. Cohort 1 in Breast Cancer Subtypes Project A unique material with a long follow-up. Preliminary results. OSBREAC (Oslo breast cancer consortium) Workshop , Kongsvold Fjeldstue 2012-08-29 - 2012-08-31

2010

  • Poster
    Berggren, Elena; Almås, Tora; Ytterhus, Borgny; Angelsen, Anders; Bofin, Anna M.. (2010) Cytological examination and FISH in the detection of atypical urothelial cells in spontaneous urine specimens and bladder washings. 17th International Congress of Cytology , Edinburgh 2010-05-16 - 2010-05-20

2007

  • Poster
    Ytterhus, Borgny; Sandberg, Nina; Bofin, Anna M.. (2007) FISHing for Genes and Chromosomes in FNA Smears. XXXIII European Congress of Cytology , Madrid 2007-10-14 - 2007-10-17

2004

  • Academic lecture
    Bofin, Anna M.; Ytterhus, Borgny; Hagmar, Bjørn M. (2004) TOP2A og HER2 genamplifikasjon i mammakarsinom. Foredrag , Oslo 2004-01-30 - 2004-01-31
  • Academic lecture
    Bofin, Anna M.; Ytterhus, Borgny; Hagmar, Bjørn M. (2004) TOP2A og HER2 genamplifikasjon i mammakarsinom. Regionalmøte - NBCG , Trondheim 2004-01-19 - 2004-01-19

2003

  • Academic lecture
    Bofin, Anna M.; Hagmar, Bjørn M.; Ytterhus, Borgny. (2003) Topoisomerase IIalpha and Her2 gene amplification in fine needle aspirates from breast carcinomas. 29th European Congress of Cytology , Prague 2003-10-08 -

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