Breast Cancer

Monitoring ctDNA dynamics in early breast cancer using a novel ultra-sensitive tumor-informed structural variant approach combining whole-genome sequencing and multiplex dPCR
Background
Persistent circulating cell-free tumor DNA (ctDNA) detection during neoadjuvant treatment of early-breast cancer (EBC) …
Lao H. Saal, Niklas Loman, Yilun Chen, Miguel Alcaide, Christian Brueffer, Sergii Gladchuk, Hina Dalal, Pei Meng, Anthony M. George, Sofia Birkeälv, Hani Saghir, Siker Kimbung, Daniel Förnvik, Lina Zander, Gabriella Honeth, Karen Howarth, Åke Borg, Anna Ehinger, Martin Malmberg, Lisa Rydén
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Monitoring ctDNA dynamics in early breast cancer using a novel ultra-sensitive tumor-informed structural variant approach combining whole-genome sequencing and multiplex dPCR
Proteomic profiling reveals that ESR1 mutations enhance cyclin-dependent kinase signaling
Three quarters of all breast cancers express the estrogen receptor (ER, ESR1 gene), which promotes tumor growth and constitutes a …
Tommaso De Marchi, Chun-Fui Lai, Georgia M. Simmons, Isabella Goldsbrough, Alison Harrod, Thai Lam, Lakjaya Buluwela, Sven Kjellström, Christian Brueffer, Lao H. Saal, Johan Malmström, Simak Ali, Emma Niméus
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Proteomic profiling reveals that ESR1 mutations enhance cyclin-dependent kinase signaling
Digital PCR quantification of ultrahigh ERBB2 copy number identifies poor breast cancer survival after trastuzumab
HER2/ERBB2 evaluation is necessary for treatment decision-making in breast cancer (BC), however current methods have limitations and …
Pei Meng, Hina Dalal, Yilun Chen, Christian Brueffer, Sergii Gladchuk, Miguel Alcaide, Anna Ehinger, Lao H. Saal
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Digital PCR quantification of ultrahigh ERBB2 copy number identifies poor breast cancer survival after trastuzumab
Clinical associations of ESR2 (estrogen receptor beta; ERβ) expression across thousands of primary breast tumors
Estrogen receptor alpha (ERα, encoded by ESR1) is a well-characterized transcription factor expressed in more than 75% of breast tumors …
Hina Dalal, Malin Dahlgren, Sergii Gladchuk, Christian Brueffer, Sofia K. Gruvberger-Saal, Lao H. Saal
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Clinical associations of ESR2 (estrogen receptor beta; ERβ) expression across thousands of primary breast tumors
Preexisting Somatic Mutations of Estrogen Receptor Alpha (ESR1) in Early-Stage Primary Breast Cancer
Background
More than three-quarters of primary breast cancers are positive for estrogen receptor alpha (ER; encoded by the gene ESR1), …
Malin Dahlgren, Anthony M. George, Christian Brueffer, Sergii Gladchuk, Yilun Chen, Johan Vallon-Christersson, Cecilia Hegardt, Jari Häkkinen, Lisa Rydén, Martin Malmberg, Christer Larsson, Sofia K. Gruvberger-Saal, Anna Ehinger, Niklas Loman, Åke Borg, Lao H. Saal
DOI PDF Dataset Press Release
Preexisting Somatic Mutations of Estrogen Receptor Alpha (ESR1) in Early-Stage Primary Breast Cancer
RNA Sequencing for Molecular Diagnostics in Breast Cancer
Breast cancer is the most common type of cancer in women and, in Sweden, is the most deadly second only to lung cancer. While treatment …
PDF Code LUCRIS Project
RNA Sequencing for Molecular Diagnostics in Breast Cancer
The mutational landscape of the SCAN-B real-world primary breast cancer transcriptome
Breast cancer is a disease of genomic alterations, of which the panorama of somatic mutations and how these relate to subtypes and …
Christian Brueffer, Sergii Gladchuk, Christof Winter, Johan Vallon-Christersson, Cecilia Hegardt, Jari Häkkinen, Anthony M. George, Yilun Chen, Anna Ehinger, Christer Larsson, Niklas Loman, Martin Malmberg, Lisa Rydén, Åke Borg, Lao H. Saal
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The mutational landscape of the SCAN-B real-world primary breast cancer transcriptome
Abstract CT074: Pre-existing ESR1 mutations in early-stage primary breast cancer predict failure of endocrine therapy and poor survival
Background
More than three-quarters of primary breast cancers are positive for estrogen receptor alpha (ER; encoded by the gene ESR1), …
Malin Dahlgren, Anthony M. George, Christian Brueffer, Sergii Gladchuk, Yilun Chen, Johan Vallon-Christersson, Cecilia Hegardt, Jari Häkkinen, Lisa Rydén, Martin Malmberg, Christer Larsson, Sofia K. Gruvberger-Saal, Anna Ehinger, Niklas Loman, Åke Borg, Lao H. Saal
DOI
Abstract CT074: Pre-existing ESR1 mutations in early-stage primary breast cancer predict failure of endocrine therapy and poor survival
Defining the mutational landscape of 3,217 primary breast cancer transcriptomes through large-scale RNA-seq within the Sweden Cancerome Analysis Network: Breast Project (SCAN-B; NCT03430492)
Background
Breast cancer is a disease of genomic alterations, of which the complete panorama of somatic mutations and how these relate …
Christian Brueffer, Sergii Gladchuk, Christof Winter, Johan Vallon-Christersson, Cecilia Hegardt, Jari Häkkinen, Anthony M George, Yilun Chen, Anna Ehinger, Christer Larsson, Niklas Loman, Martin Malmberg, Lisa Rydén, Åke Borg, Lao H. Saal
DOI
Defining the mutational landscape of 3,217 primary breast cancer transcriptomes through large-scale RNA-seq within the Sweden Cancerome Analysis Network: Breast Project (SCAN-B; NCT03430492)
Detection of circulating tumor cells and circulating tumor DNA before and after mammographic breast compression in a cohort of breast cancer patients scheduled for neoadjuvant treatment
Purpose
It is not known if mammographic breast compression of a primary tumor causes shedding of tumor cells into the circulatory …
Daniel Förnvik, Kristina E. Aaltonen, Yilun Chen, Anthony M. George, Christian Brueffer, Robert Rigo, Niklas Loman, Lao H. Saal, Lisa Rydén
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Detection of circulating tumor cells and circulating tumor DNA before and after mammographic breast compression in a cohort of breast cancer patients scheduled for neoadjuvant treatment