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O. Tynninen · SciRah

Researcher profile · Semantic Scholar

O. Tynninen

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O. Tynninen — researcher profile on SciRah

h-index: 25
Works: 70
Citations: 2,539

Most-cited papers

Human breast cancer cells educate macrophages toward the M2 activation status
S. Sousa, R. Brion, M. Lintunen, P. Kronqvist +8 more
2015Breast Cancer Research379 citations Open access
Semantic Scholar
KIT and platelet-derived growth factor receptor alpha tyrosine kinase gene mutations and KIT amplifications in human solid tumors.
H. Sihto, M. Sarlomo-Rikala, O. Tynninen, M. Tanner +4 more
2005Journal of Clinical Oncology211 citations
Semantic Scholar
Amplification of KIT, PDGFRA, VEGFR2, and EGFR in Gliomas
Marjut Puputti, O. Tynninen, H. Sihto, Tea Blom +5 more
2006Molecular Cancer Research185 citations
Semantic Scholar
Neuropathologic features of four autopsied COVID‐19 patients
J. Kantonen, Shamita Mahzabin, M. Mäyränpää, O. Tynninen +8 more
2020Brain Pathology173 citations Open access
Semantic Scholar
Amplification of genes encoding KIT, PDGFRα and VEGFR2 receptor tyrosine kinases is frequent in glioblastoma multiforme
H. Joensuu, Marjut Puputti, H. Sihto, O. Tynninen +1 more
2005Journal of Pathology168 citations
Semantic Scholar
MR imaging of overuse injuries of the Achilles tendon.
Pertti T. Karjalainen, K. Soila, H. Aronen, H. Pihlajamäki +3 more
2000AJR. American journal of roentgenology146 citations
Semantic Scholar
MRI enhancement and microvascular density in gliomas. Correlation with tumor cell proliferation.
O. Tynninen, H. Aronen, M. T. Ruhala, A. Paetau +4 more
1999Investigative Radiology126 citations
Semantic Scholar
Glycosylation might provide endothelial zip codes for organ-specific leukocyte traffic into inflammatory sites.
J. Renkonen, O. Tynninen, P. Häyry, T. Paavonen +1 more
2002American Journal of Pathology101 citations Open access
Semantic Scholar
Stem cell protein BMI‐1 is an independent marker for poor prognosis in oligodendroglial tumours
V. Häyry, O. Tynninen, H. Haapasalo, J. Wölfer +8 more
2008Neuropathology and Applied Neurobiology75 citations
Semantic Scholar
Long-term tissue response to bioabsorbable poly-L-lactide and metallic screws: an experimental study.
H. Pihlajamäki, O. Böstman, O. Tynninen, O. Laitinen
2006Bone67 citations
Semantic Scholar
Ezrin expression in tissue microarray of primary and recurrent gliomas
O. Tynninen, O. Carpén, J. Jääskeläinen, T. Paavonen +1 more
2004Neuropathology and Applied Neurobiology64 citations Open access
Semantic Scholar
Vulnerability of invasive glioblastoma cells to lysosomal membrane destabilization
V. Le Joncour, Pauliina Filppu, Maija L. K. Hyvönen, M. Holopainen +10 more
2019EMBO Molecular Medicine58 citations Open access
Semantic Scholar
Upregulation of Early and Downregulation of Terminal Pathway Complement Genes in Subcutaneous Adipose Tissue and Adipocytes in Acquired Obesity
S. Kaye, A. Lokki, A. Hanttu, E. Nissilä +11 more
2017Frontiers in Immunology47 citations Open access
Semantic Scholar
Copy number alterations of the polycomb gene BMI1 in gliomas
V. Häyry, M. Tanner, Tea Blom, O. Tynninen +5 more
2008Acta Neuropathologica46 citations
Semantic Scholar
Amplification and overexpression of KIT, PDGFRA, and VEGFR2 in medulloblastomas and primitive neuroectodermal tumors
Tea Blom, Annariikka Roselli, V. Häyry, O. Tynninen +5 more
2010Journal of Neuro-Oncology38 citations
Semantic Scholar
Endothelial cell KIT expression in human tumours
H. Sihto, O. Tynninen, R. Bützow, U. Saarialho-Kere +1 more
2007Journal of Pathology38 citations
Semantic Scholar
Disseminated toxoplasmosis after liver transplantation: case report and review.
M. Lappalainen, T. Jokiranta, L. Halme, O. Tynninen +4 more
1998Clinical Infectious Diseases38 citations Open access
Semantic Scholar
Motility of glioblastoma cells is driven by netrin-1 induced gain of stemness
Irene Ylivinkka, H. Sihto, O. Tynninen, Yi-Zhou Hu +5 more
2017Journal of experimental & clinical cancer research : CR36 citations Open access
Semantic Scholar
HES6 gene is selectively overexpressed in glioma and represents an important transcriptional regulator of glioma proliferation
S. Haapa-Paananen, S. Kiviluoto, M. Waltari, M. Puputti +7 more
2012Oncogene34 citations Open access
Semantic Scholar
Tissue response to polyglycolide, polydioxanone, polylevolactide, and metallic pins in cancellous bone: An experimental study on rabbits
H. Pihlajamäki, S. Salminen, O. Laitinen, O. Tynninen +1 more
2006Journal of Orthopaedic Research34 citations Open access
Semantic Scholar
Epidermal growth factor receptor domain II, IV, and kinase domain mutations in human solid tumors
H. Sihto, Marjut Puputti, Laura Pulli, O. Tynninen +9 more
2005Journal of molecular medicine33 citations
Semantic Scholar
Extent of resection and long-term survival of pineal region tumors in Helsinki Neurosurgery.
J. Choque-Velasquez, Julio C. Resendiz-Nieves, B. R. Jahromi, R. Colasanti +6 more
2019World Neurosurgery30 citations Open access
Semantic Scholar
Molecular genetic analysis of the REST/NRSF gene in nervous system tumors
Tea Blom, O. Tynninen, Marjut Puputti, M. Halonen +4 more
2006Acta Neuropathologica29 citations
Semantic Scholar
Tissue Restoration After Implantation of Polyglycolide, Polydioxanone, Polylevolactide, and Metallic Pins in Cortical Bone: An Experimental Study in Rabbits
H. Pihlajamäki, S. Salminen, O. Tynninen, O. Böstman +1 more
2010Calcified Tissue International28 citations Open access
Semantic Scholar
Tumour microvessel density as predictor of chemotherapy response in breast cancer patients
O. Tynninen, J. Sjöström, K. von Boguslawski, N. Bengtsson +8 more
2002British Journal of Cancer25 citations Open access
Semantic Scholar
Clinical relevance of integrin alpha 4 in gastrointestinal stromal tumours
Olli-Pekka Pulkka, J. Mpindi, O. Tynninen, B. Nilsson +3 more
2018Journal of Cellular and Molecular Medicine24 citations Open access
Semantic Scholar
Anagrelide for Gastrointestinal Stromal Tumor
Olli-Pekka Pulkka, Y. Gebreyohannes, A. Wozniak, J. Mpindi +16 more
2018Clinical Cancer Research24 citations Open access
Semantic Scholar
Pineal Parenchymal Tumors of Intermediate Differentiation: A long-Term Follow-Up Study in Helsinki Neurosurgery.
J. Choque-Velasquez, Julio C. Resendiz-Nieves, B. R. Jahromi, R. Colasanti +4 more
2019World Neurosurgery20 citations Open access
Semantic Scholar
Expression of KIT Receptor Tyrosine Kinase in Endothelial Cells of Juvenile Brain Tumors
Marjut Puputti, O. Tynninen, P. Pernilä, M. Salmi +4 more
2009Brain Pathology20 citations Open access
Semantic Scholar
Pediatric-type high-grade neuroepithelial tumors with CIC gene fusion share a common DNA methylation signature
P. Sievers, M. Sill, D. Schrimpf, Z. Abdullaev +24 more
2023npj Precision Oncology19 citations Open access
Semantic Scholar
Papillary Tumor of the Pineal Region in Children: Presentation of a Case and Comprehensive Literature Review.
J. Choque-Velasquez, R. Colasanti, Julio C. Resendiz-Nieves, B. R. Jahromi +4 more
2018World Neurosurgery18 citations Open access
Semantic Scholar
Molecular alterations in pediatric brainstem gliomas
Mikaela Porkholm, Anna Raunio, Reetta Vainionpää, Tarja Salonen +8 more
2018Pediatric Blood & Cancer18 citations
Semantic Scholar
The microsurgical management of benign pineal cysts: Helsinki experience in 60 cases
J. Choque-Velasquez, Julio C. Resendiz-Nieves, Behnam Rezai Jahromi, R. Colasanti +5 more
2019Surgical neurology international16 citations Open access
Semantic Scholar
The hypermethylation of the O6‐methylguanine‐DNA methyltransferase gene promoter in gliomas—correlation with array comparative genome hybridization results and IDH1 mutation
Katja Tuononen, O. Tynninen, V. Sarhadi, A. Tyybäkinoja +7 more
2012Genes, Chromosomes and Cancer16 citations Open access
Semantic Scholar
The impact of polyglycolide membrane on a tendon after surgical rejoining. A histological and histomorphometric analysis in rabbits.
H. Pihlajamäki, O. Tynninen, Pertti T. Karjalainen, P. Rokkanen
2007Journal of Biomedical Materials Research. Part A15 citations
Semantic Scholar
Prognostic value of vascular density and cell proliferation in breast cancer patients.
O. Tynninen, K. von Boguslawski, H. Aronen, T. Paavonen
1999Pathology, Research and Practice15 citations
Semantic Scholar
Familial frontotemporal dementia associated with C9orf72 repeat expansion and dysplastic gangliocytoma.
R. Ferrari, M. Kero, K. Mok, A. Paetau +6 more
2014Neurobiology of Aging14 citations
Semantic Scholar
Fatal fistula between the trachea and the brachiocephalic artery: late complication of a second-generation, self-expanding metallic tracheal stent.
E. Sihvo, T. Sioris, O. Tynninen, J. Salo
2006Journal of Thoracic and Cardiovascular Surgery14 citations Open access
Semantic Scholar
Enveloping bioabsorbable polyglycolide membrane and immobilization in achilles tendon repair: A comparative experimental study on rabbits
H. Pihlajamäki, O. Tynninen, Pertti T. Karjalainen, P. Rokkanen
2008Journal of Orthopaedic Research13 citations Open access
Semantic Scholar
IgG4-related disease mimicking chalazion in the upper eyelid with skin manifestations on the trunk
T. Leivo, S. Koskenmies, M. Uusitalo, O. Tynninen
2015International ophtalmology12 citations
Semantic Scholar
Tumour microvessel endothelial cell KIT and stem cell factor expression in human solid tumours
H. Sihto, O. Tynninen, M. Halonen, Marjut Puputti +3 more
2009Histopathology11 citations
Semantic Scholar
Sebaceous carcinoma of the eyelid: 21‐year experience in a Nordic country
Paula Niinimäki, M. Siuko, O. Tynninen, T. Kivelä +1 more
2020Acta ophthalmologica8 citations Open access
Semantic Scholar
The expression of cancerous inhibitor protein phosphatase 2A in chronic rhinosinusitis with nasal polyps
E. Terna, A. Luukkainen, Miia Seppälä, R. Renkonen +7 more
2016Acta Oto-Laryngologica7 citations Open access
Semantic Scholar
Medulloblastoma, macrocephaly, and a pathogenic germline PTEN variant: Cause or coincidence?
Jussi-Pekka Tolonen, A. Hekkala, O. Kuismin, H. Tuominen +3 more
2020Molecular Genetics & Genomic Medicine6 citations Open access
Semantic Scholar
Pineoblastomas: A long-term follow up study of three cases in Helsinki Neurosurgery
J. Choque-Velasquez, Julio C. Resendiz-Nieves, B. R. Jahromi, R. Colasanti +4 more
20196 citations Open access
Semantic Scholar
Fibrinogen‐like protein 2 in gastrointestinal stromal tumour
Olli-Pekka Pulkka, Leevi Viisanen, O. Tynninen, M. Laaksonen +8 more
2022Journal of Cellular and Molecular Medicine5 citations Open access
Semantic Scholar
The expression and prognostic relevance of CDH3 in tongue squamous cell carcinoma
Miia Seppälä, Laura Jauhiainen, S. Tervo, A. Al-Samadi +10 more
2021Acta Pathologica, Microbiologica et Immunologica Scandinavica (APMIS)5 citations Open access
Semantic Scholar
IDH1 Expression via the R132H Mutation–Specific Antibody in Adrenocortical Neoplasias—Prognostic Impact in Carcinomas
M. Pennanen, O. Tynninen, S. Kytölä, P. Ellonen +4 more
2020Journal of the Endocrine Society5 citations Open access
Semantic Scholar
X‐linked pyruvate dehydrogenase complex deficiency due to a novel PDHA1 variant associated with structural brain abnormalities in a fetus
Laura M. Tanner, O. Tynninen, K. Piippo, Antti Puhakka
2023Prenatal Diagnosis4 citations Open access
Semantic Scholar
Cutaneous squamous cell carcinoma of the eyelid in northern latitudes, a 25‐year experience in Finland
Paula Niinimäki, M. Siuko, O. Tynninen, T. Kivelä +1 more
2023Acta ophthalmologica3 citations Open access
Semantic Scholar

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H. Joensuu×13
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H. Joensuu — researcher profile on SciRah
H. Sihto×12
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N. Nupponen×8
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Marjut Puputti×6

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H. Pihlajamäki×6

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