Sofi Isaksson

ORCID: 0000-0003-0051-8507
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About
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Research Areas
  • Lung Cancer Treatments and Mutations
  • RNA modifications and cancer
  • Cancer Genomics and Diagnostics
  • Lung Cancer Research Studies
  • Radiomics and Machine Learning in Medical Imaging
  • Dental Implant Techniques and Outcomes
  • Lung Cancer Diagnosis and Treatment
  • Periodontal Regeneration and Treatments
  • Gene expression and cancer classification
  • Sarcoma Diagnosis and Treatment
  • Genetic factors in colorectal cancer
  • Oral and Maxillofacial Pathology
  • Ferroptosis and cancer prognosis
  • Cleft Lip and Palate Research
  • Cancer Cells and Metastasis
  • Gastrointestinal Tumor Research and Treatment
  • Orthodontics and Dentofacial Orthopedics
  • Cholangiocarcinoma and Gallbladder Cancer Studies
  • Epigenetics and DNA Methylation
  • HER2/EGFR in Cancer Research
  • Ocular Disorders and Treatments
  • Facial Trauma and Fracture Management
  • Cancer therapeutics and mechanisms
  • Advanced Proteomics Techniques and Applications
  • NF-κB Signaling Pathways

Lund University
2012-2021

Medicon Village
2013-2020

Hallands sjukhus Halmstad
2016

Skåne University Hospital
2012-2013

Halmstad University
2007

Abstract Background Lung cancer is the worldwide leading cause of death from cancer. Tobacco usage major pathogenic factor, but all lung cancers are not attributable to smoking. Specifically, in never-smokers has been suggested represent a distinct disease entity compared arising smokers due differences etiology, natural history and response specific treatment regimes. However, genetic aberrations that differ between never-smokers’ carcinomas remain large extent unclear. Methods Unsupervised...

10.1186/1755-8794-5-22 article EN cc-by BMC Medical Genomics 2012-06-07

Abstract Lung cancer is the worldwide leading cause of death from and has been shown to be a heterogeneous disease at genomic level. To delineate landscape copy number alterations, amplifications, loss‐of‐heterozygosity (LOH), tumor ploidy copy‐neutral allelic imbalance in lung cancer, microarray‐based profiles 2,141 tumors cell lines including adenocarcinomas (AC, n = 1,206), squamous carcinomas (SqCC, 467), large ( 37) small (SCLC, 88) were assembled different repositories. Copy alteration...

10.1002/ijc.27879 article EN International Journal of Cancer 2012-10-01

IntroductionIn lung adenocarcinoma, the mutational spectrum is dominated by EGFR and KRAS mutations. Improved knowledge about genomic transcriptional alterations in between mutation-defined subgroups may identify genes involved disease development or progression. MethodsGenomic profiles from 457 adenocarcinomas, including 113 EGFR-mutated, 134 KRAS-mutated 210 KRAS-wild type tumors (EGFRwt/KRASwt), gene expression 914 309 192 KRAS-mutated, 413 EGFRwt/KRASwt tumors, were assembled different...

10.1371/journal.pone.0078614 article EN cc-by PLoS ONE 2013-10-24

Objectives Among patients who underwent primary surgery for non-small cell lung cancer (NSCLC), recurrent disease is frequent and cannot be accurately predicted solely from TNM stage histopathological features. The aim of this study was to examine the association tumor markers in pre-operative serum with disease. Material methods Blood samples were collected prior 107 I-III adenocarcinoma surgically treated at Lund University hospital, Lund, Sweden, between 2005 2011. Carcinoembryonic...

10.1371/journal.pone.0186284 article EN cc-by PLoS ONE 2017-10-19

Background: Lung cancer patients have a risk of recurrence even after curatively intended surgery. Cell-free circulating tumor DNA (ctDNA) and marker measurements are easily accessible through peripheral blood could potentially identify with worse prognosis. The aim this study was to examine ctDNA in pre-operative plasma the role markers serum for their predictive potential on recurrence. Methods: Mutation analysis by 26-gene targeted sequencing performed 157 lung adenocarcinomas (ACs) from...

10.1080/0284186x.2019.1610573 article EN cc-by-nc-nd Acta Oncologica 2019-06-24

In lung adenocarcinoma, EGFR and KRAS mutations dominate the mutational spectrum have clear therapeutic implications. We sought to determine whether transcriptional subgroups of clinical relevance exist within EGFR-mutated, KRAS-mutated, or wild-type (EGFRwt/KRASwt) adenocarcinomas.Gene expression profiles from 1,186 adenocarcinomas, including 215 84 219 EGFRwt/KRASwt tumors, were assembled divided into four discovery (n = 522) validation cohorts 664). Subgroups mutation groups identified by...

10.1158/1078-0432.ccr-13-0928 article EN Clinical Cancer Research 2013-08-13

Characterization of molecules within important oncogenetic pathways may have future implications for development therapies and biomarkers in lung cancer. One such target is the tyrosine kinase receptor KIT (c‐KIT). We evaluated alterations expression its ligand, KITLG (also known as SCF), 72 clinical tumor specimens different histologies. Gene copy number, mRNA levels, protein were assayed using array‐based comparative genomic hybridization, real‐time quantitative reverse transcription PCR...

10.1002/gcc.22103 article EN Genes Chromosomes and Cancer 2013-09-10

Disease recurrence in surgically treated lung adenocarcinoma (AC) remains high. New approaches for risk stratification beyond tumor stage are needed. Gene expression-based AC subtypes such as the Cancer Genome Atlas Network (TCGA) terminal-respiratory unit (TRU), proximal-inflammatory (PI) and proximal-proliferative (PP) have been associated with prognosis, but show methodological limitations robust clinical use. We aimed to derive a platform independent single sample predictor (SSP)...

10.1002/ijc.33242 article EN cc-by-nc International Journal of Cancer 2020-08-03

Mutation analysis by massive parallel sequencing (MPS) is routinely performed in the clinical management of lung cancer Sweden. We describe and mutational profiles patients subjected to first 1.5 years treatment predictive MPS testing an autonomous regional health care region.Tumors from all with who had test January 2015 June 2016 Skåne region Sweden (1.3 million citizens) were included. Six hundred eleven tumors 599 profiled using targeted a 26-gene exon-focused panel. Data on disease...

10.1016/j.jtocrr.2020.100013 article EN cc-by-nc-nd JTO Clinical and Research Reports 2020-02-17

Abstract The associated publication reports proteogenomic analysis of non-small cell lung cancer (NSCLC), where we identified molecular subtypes with distinct immune evasion mechanisms and therapeutic targets, validated our classification method in separate clinical cohorts. This protocol describes sections the bioinformatics multi-omics data, namely, data processing for panel sequencing, identification cancer- driver-related proteins proteomics proteogenomics search, machine learning-based...

10.21203/rs.3.pex-1562/v1 preprint EN cc-by Research Square (Research Square) 2021-11-22

Abstract The associated publication reports proteogenomic analysis of non-small cell lung cancer, where we identified molecular subtypes with distinct immune evasion mechanisms and therapeutic targets, validated our classification method in separate clinical cohorts. This protocol describes histological, tertiary lymphoid structure (TLS), immunohistochemical evaluation samples. Specifically, immunohistochemistry was performed for PD-L1, CD3, CD8 on tumor microarrays (TMAs) derived from...

10.21203/rs.3.pex-1565/v1 preprint EN cc-by Research Square (Research Square) 2021-11-22

Abstract The associated publication reports proteogenomic analysis of non-small cell lung cancer (NSCLC), where we identified molecular subtypes with distinct immune evasion mechanisms and therapeutic targets, validated our classification method in separate clinical cohorts. in-depth proteomic pointed to a potential role STK11 inactivation liver-specific signaling subsequent growth mechanisms. This protocol describes vitro validation the downstream effects STK11-AMPK on HNF1A FGL1 liver two lines.

10.21203/rs.3.pex-1561/v1 preprint EN cc-by Research Square (Research Square) 2021-11-22

Abstract The associated publication reports proteogenomic analysis of non-small cell lung cancer, where we identified molecular subtypes with distinct immune evasion mechanisms and therapeutic targets, validated our classification method in separate clinical cohorts. This protocol describes the sample preparation mass spectrometry (MS)-based in-depth rapid proteomic analyses tumor biopsy samples. We deployed single-pot solid-phase-enhanced (SP3). For analysis, used TMT labeling, followed by...

10.21203/rs.3.pex-1560/v1 preprint EN cc-by Research Square (Research Square) 2021-11-22

<p>Figure S2 - PDF file 95K, Differences in patterns of copy number gain and loss between EGFR-1/2 wt/wt-1/2 transcriptional subgroups</p>

10.1158/1078-0432.22452014 preprint EN cc-by 2023-03-31

<p>Figure S3A - PDF file 6934K, Expression pattern of EGFR-1/2 multicohort centroid genes across included adenocarcinoma cohorts</p>

10.1158/1078-0432.22452011 preprint EN cc-by 2023-03-31

<p>Supplementary References, Methods and Figure Legend - PDF file 160K, Supplementary Information with detailed information about data processing steps figure legends for supplementary figures</p>

10.1158/1078-0432.22452002 preprint EN cc-by 2023-03-31

<p>Figure S1 - PDF file 102K, Identification, characteristics and validation of transcriptional subgroups in EGFR-mutated EGFRwt/KRASwt tumors</p>

10.1158/1078-0432.22452017 preprint EN cc-by 2023-03-31
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