Teemu D. Laajala

ORCID: 0000-0002-7016-7354
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About
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Research Areas
  • PARP inhibition in cancer therapy
  • Peptidase Inhibition and Analysis
  • Prostate Cancer Treatment and Research
  • Lung Cancer Research Studies
  • Statistical Methods in Clinical Trials
  • Bladder and Urothelial Cancer Treatments
  • Metal complexes synthesis and properties
  • Prostate Cancer Diagnosis and Treatment
  • Cancer Immunotherapy and Biomarkers
  • Cancer, Lipids, and Metabolism
  • Epigenetics and DNA Methylation
  • Lipoproteins and Cardiovascular Health
  • Ferroptosis and cancer prognosis
  • Cancer Research and Treatments
  • Mathematical Biology Tumor Growth
  • Cancer, Hypoxia, and Metabolism
  • Hormonal and reproductive studies
  • Endometriosis Research and Treatment
  • Optimal Experimental Design Methods
  • Estrogen and related hormone effects
  • Ferrocene Chemistry and Applications
  • Cancer Genomics and Diagnostics
  • Atherosclerosis and Cardiovascular Diseases
  • Advanced Proteomics Techniques and Applications
  • Endometrial and Cervical Cancer Treatments

University of Colorado Anschutz Medical Campus
2017-2024

University of Turku
2015-2024

University of Helsinki
2012-2024

Helsinki University Hospital
2024

Discovery Institute
2023

University of Pittsburgh
2023

Institute for Molecular Medicine Finland
2011-2022

University of Colorado Denver
2020-2022

Turku University Hospital
2022

Turku Centre for Computer Science
2021

Low-density lipoprotein (LDL) particles cause atherosclerotic cardiovascular disease (ASCVD) through their retention, modification, and accumulation within the arterial intima. High plasma concentrations of LDL drive this disease, but quality may also contribute. Here, we focused on intrinsic propensity to aggregate upon modification. We examined whether inter-individual differences in are linked with lipid composition coronary artery (CAD) death, basic mechanisms for plaque growth...

10.1093/eurheartj/ehy319 article EN cc-by-nc European Heart Journal 2018-05-21

The insult leading to autoantibody development in children who will progress develop type 1 diabetes (T1D) has remained elusive. To investigate the genes and molecular pathways pathogenesis of this disease, we performed genome-wide transcriptomics analysis on a unique series prospective whole-blood RNA samples from at-risk collected Finnish Type Diabetes Prediction Prevention study. We studied 28 autoantibody-positive children, out which 22 progressed clinical disease. Collectively, covered...

10.2337/db13-1775 article EN cc-by-nc-nd Diabetes 2014-02-19
Justin Guinney Tao Wang Teemu D. Laajala Kimberly Kanigel Winner J Christopher Bare and 95 more Elias Chaibub Neto Suleiman A. Khan Peddinti Gopalacharyulu Antti Airola Tapio Pahikkala Tuomas Mirtti Thomas Yu Brian M. Bot Liji Shen Kald Abdallah Thea Norman Stephen Friend Gustavo Stolovitzky Howard R. Soule Christopher J. Sweeney Charles J. Ryan Howard I. Scher Oliver Sartor Yang Xie Tero Aittokallio Fang Liz Zhou James C. Costello Kald Abdallah Tero Aittokallio Antti Airola Catalina Anghe Helia Azima Robert Baertsch Pedro J. Ballester Chris Bare Vinayak Bhandari Brian M. Bot Cuong Cao Dang Maria Bekker‐Nielsen Dunbar Ann‐Sophie Buchardt Ljubomir Buturović Da Cao Prabhakar Chalise Junwoo Cho Tzu‐Ming Chu R. Yates Coley Sailesh Conjeti Sara Correia James C. Costello Ziwei Dai Junqiang Dai Philip Dargatz Sam Delavarkhan Detian Deng Ankur Dhanik Yu Du Aparna Elangovan Shellie D. Ellis Laura L. Elo Shadrielle M. G. Espiritu Fan Fan Ashkan B Farshi Ana Alão Freitas Brooke L. Fridley Stephen Friend Christiane Fuchs Eyal Gofer Gopalacharyulu Peddinti Stefan Graw Russ Greiner Yuanfang Guan Justin Guinney Guo Jing Pankaj Gupta Anna I Guyer Jiawei Han Niels Richard Hansen Billy HW Chang Outi Hirvonen Barbara Huang Chao Huang Jinseub Hwang Joseph G. Ibrahim Vivek Jayaswa Jouhyun Jeon Zhicheng Ji Deekshith Juvvadi Sirkku Jyrkkiö Kimberly Kanigel-Winner Amin Katouzian Marat D. Kazanov Suleiman A. Khan Shahin Khayyer Dalho Kim Agnieszka Kitlas Golińska Devin C. Koestler Fernanda Kokowicz Pilatti Ivan Kondofersky Norbert Krautenbacher Damjan Krstajić

10.1016/s1470-2045(16)30560-5 article EN The Lancet Oncology 2016-11-16

The recommended treatment for patients with high-risk non-muscle-invasive bladder cancer (HR-NMIBC) is tumor resection followed by adjuvant Bacillus Calmette-Guérin (BCG) instillations. However, only 50% of benefit from this therapy. If progression to advanced disease occurs, then must undergo a radical cystectomy risks substantial morbidity and poor clinical outcome. Identifying tumors unlikely respond BCG can translate into alternative treatments, such as early cystectomy, targeted...

10.1126/scitranslmed.abn4118 article EN Science Translational Medicine 2023-05-24

Abstract Background Chromatin immunoprecipitation coupled with massively parallel sequencing (ChIP-seq) is increasingly being applied to study transcriptional regulation on a genome-wide scale. While numerous algorithms have recently been proposed for analysing the large ChIP-seq datasets, their relative merits and potential limitations remain unclear in practical applications. Results The present compares state-of-the-art detecting transcription factor binding sites four diverse datasets...

10.1186/1471-2164-10-618 article EN cc-by BMC Genomics 2009-12-01

Abstract Elevated MYC expression sensitizes tumor cells to apoptosis but the therapeutic potential of this mechanism remains unclear. We find, in a model MYC-driven breast cancer, that pharmacological activation AMPK strongly synergizes with BCL-2/BCL-X L inhibitors activate apoptosis. demonstrate translational an and co-targeting strategy ex vivo models MYC-high cancer. Metformin combined navitoclax or venetoclax efficiently inhibited growth, conferred survival benefits induced infiltration...

10.1038/s41467-019-08541-2 article EN cc-by Nature Communications 2019-02-06

Protein phosphatase 2A (PP2A) critically regulates cell signaling and is a human tumor suppressor. PP2A complexes are modulated by proteins such as cancerous inhibitor of protein (CIP2A), methylesterase 1 (PME-1), SET nuclear proto-oncogene (SET) that often deregulated in cancers. However, how they impact cellular phosphorylation redundant regulation poorly understood. Here, we conducted systematic phosphoproteomics screen for phosphotargets siRNA-mediated depletion CIP2A, PME-1, (to...

10.1074/jbc.ra119.011265 article EN cc-by Journal of Biological Chemistry 2020-02-18

Predictive biomarkers of immune checkpoint inhibitor (ICI) efficacy are currently lacking for non-small cell lung cancer (NSCLC). Here, we describe the results from Anti-PD-1 Response Prediction DREAM Challenge, a crowdsourced initiative that enabled assessment predictive models by using data two randomized controlled clinical trials (RCTs) ICIs in first-line metastatic NSCLC.

10.1186/s12967-023-04705-3 article EN cc-by Journal of Translational Medicine 2024-02-21

Aberrant sex steroid signaling is suggested to promote endometriosis growth by several mechanisms, and the tissue concentrations of steroids are key determinants hormone action. However, their only superficially known in endometrium lesions.This study sought evaluate whether differ from or serum.Steroid analysis serum specimens women with (n = 60) healthy controls (n=16) was measured, supporting data quantitative RT-PCR for steroidogenic enzymes explant cultures a subset provided.Endometrial...

10.1210/jc.2014-1913 article EN The Journal of Clinical Endocrinology & Metabolism 2014-08-19

The hydroxysteroid (17beta) dehydrogenase (HSD17B)12 gene belongs to the (17β) superfamily, and it has been implicated in conversion of estrone estradiol as well synthesis arachidonic acid (AA). AA is a precursor prostaglandins, which are involved regulation female reproduction, prompting us study role HSD17B12 enzyme ovarian function. We found broad expression both human mouse ovaries. was localized theca interna, corpus luteum, granulosa cells, oocytes, surface epithelium. Interestingly,...

10.1210/en.2016-1252 article EN Endocrinology 2016-08-04

Hyperactivated RAS drives progression of many human malignancies. However, oncogenic activity is dependent on simultaneous inactivation protein phosphatase 2A (PP2A) activity. Although PP2A known to regulate some the effector pathways, it has not been systematically assessed how these proteins functionally interact. Here we have analyzed phosphoproteomes regulated by either or PP2A, phosphopeptide enrichment followed mass-spectrometry-based label-free quantification. To allow data...

10.1038/srep13099 article EN cc-by Scientific Reports 2015-08-17

Abstract Endometriosis is a common inflammatory estrogen-dependent gynecological disorder, associated with pelvic pain and reduced fertility in women. Several aspects of this disorder its cellular molecular etiology remain unresolved. We have analyzed the global gene expression patterns endometrium, peritoneum endometriosis lesions patients endometrium healthy In report, we present EndometDB, an interactive web-based user interface for browsing database collected samples without need...

10.1038/s41597-020-00623-x article EN cc-by Scientific Data 2020-08-28

Importance Magnetic Resonance Imaging (MRI) coupled with Prostate Imaging-Reporting and Data System (PI-RADS) provides a standardized scoring system for assessing clinical significance of prostate cancer (PCa). However, the association between PI-RADS scores key end-points remains underexplored due to limited follow-up data. Objective To evaluate cancer-specific mortality (PCSM), overall survival (OS), metastasis-free (MFS), biochemical recurrence (BCR) across multiple cohorts. Design,...

10.1101/2025.03.20.25324337 preprint EN cc-by medRxiv (Cold Spring Harbor Laboratory) 2025-03-21

Abstract Recent reports have called into question the reproducibility, validity and translatability of preclinical animal studies due to limitations in their experimental design statistical analysis. To this end, we implemented a matching-based modelling approach for optimal intervention group allocation, randomization power calculations, which takes full account complex characteristics at baseline prior interventions. In prostate cancer xenograft studies, method effectively normalized...

10.1038/srep30723 article EN cc-by Scientific Reports 2016-08-02

There is an unmet need to improve the efficacy of platinum-based cancer chemotherapy, which used in primary and metastatic settings many types. In bladder cancer, chemotherapy leads better outcomes a subset patients when neoadjuvant setting or combination with immunotherapy for advanced disease. Despite such promising results, extending benefits platinum drugs greater number highly desirable. Using multiomic assessment cisplatin-responsive -resistant human cell lines whole-genome CRISPR...

10.1158/0008-5472.can-23-1976 article EN cc-by-nc-nd Cancer Research 2024-03-27

Abstract Purpose: Preclinical tumor growth experiments often result in heterogeneous datasets that include growing, regressing, or stable profiles the treatment and control groups. Such confounding intertumor variability may mask true effects especially when less aggressive alternatives are being evaluated. Experimental design: We developed a statistical modeling approach which growing poorly categories were automatically detected by means of an expectation-maximization algorithm coupled...

10.1158/1078-0432.ccr-11-3215 article EN Clinical Cancer Research 2012-06-29

Prostate cancer is the most common of men in Western world, and novel approaches for prostate risk reduction are needed. Plant-derived phenolic compounds attenuate growth preclinical models by several mechanisms, which line with epidemiological findings suggesting that consumption plant-based diets associated low cancer. The objective this study was to assess effects a lignan-stilbenoid mixture PC-3M-luc2 human cells vitro orthotopic xenografts. Lignan stilbenoid –rich extract obtained from...

10.1371/journal.pone.0093764 article EN cc-by PLoS ONE 2014-04-03

What is the role of SFRP2 in endometriosis? acts as a canonical WNT/CTNNB1 signaling agonist endometriosis, regulating endometriosis lesion growth and indicating borders together with CTNNB1 (also known beta catenin). Endometriosis common, chronic disease that affects women reproductive age, causing pain infertility, has significant economic impact on national health systems. Despite extensive research, pathogenesis poorly understood, targeted medical treatments are lacking. WNT dysregulated...

10.1093/humrep/dey026 article EN Human Reproduction 2018-01-26

Antibiotic treatment may reduce the efficacy of cancer immunotherapy by disrupting gut microbiome. We aimed to study association antibiotics and survival outcomes in advanced cutaneous melanoma non-small-cell lung (NSCLC) patients who had received anti-PD-1/L1 monotherapy.A total 222 199 NSCLC monotherapy 5 Finnish hospitals between January 2014 December 2020. Clinical characteristics, antibiotic corticosteroid treatment, were retrospectively collected from hospital national medical...

10.1016/j.cllc.2023.01.004 article EN cc-by Clinical Lung Cancer 2023-01-25

Abstract Background Hypoxia inducible factors, HIF‐1α and HIF‐2α, their main regulators, the prolyl hydroxylase domain proteins (PHDs), mediate cellular response to hypoxia contribute tumor progression in clear cell renal carcinoma (ccRCC). These biomarkers may improve value of traditional histopathological features predicting disease after nephrectomy for localized ccRCC guide patient selection adjuvant treatments. Patients Methods In this study, we analyzed associations PHD2 PHD3 with...

10.1002/cam4.6998 article EN cc-by Cancer Medicine 2024-02-01
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