Koichi Ichimura

Author PubWeight™ 98.50‹?›

Top papers

Rank Title Journal Year PubWeight™‹?›
1 Driver mutations in histone H3.3 and chromatin remodelling genes in paediatric glioblastoma. Nature 2012 10.99
2 Somatic mutations of the histone H3K27 demethylase gene UTX in human cancer. Nat Genet 2009 10.21
3 Tandem duplication producing a novel oncogenic BRAF fusion gene defines the majority of pilocytic astrocytomas. Cancer Res 2008 6.44
4 Feedback circuit among INK4 tumor suppressors constrains human glioblastoma development. Cancer Cell 2008 4.71
5 PARK2 deletions occur frequently in sporadic colorectal cancer and accelerate adenoma development in Apc mutant mice. Proc Natl Acad Sci U S A 2010 2.91
6 Age-related EBV-associated B-cell lymphoproliferative disorders constitute a distinct clinicopathologic group: a study of 96 patients. Clin Cancer Res 2007 2.25
7 Senile EBV+ B-cell lymphoproliferative disorders: a clinicopathologic study of 22 patients. Am J Surg Pathol 2003 2.06
8 An efficient method for derivation and propagation of glioblastoma cell lines that conserves the molecular profile of their original tumours. J Neurosci Methods 2009 1.82
9 A full-coverage, high-resolution human chromosome 22 genomic microarray for clinical and research applications. Hum Mol Genet 2002 1.69
10 Novel germline mutation in the transmembrane domain of HER2 in familial lung adenocarcinomas. J Natl Cancer Inst 2013 1.65
11 Genomic analysis of pilocytic astrocytomas at 0.97 Mb resolution shows an increasing tendency toward chromosomal copy number change with age. J Neuropathol Exp Neurol 2006 1.54
12 Upregulating mutations in the TERT promoter commonly occur in adult malignant gliomas and are strongly associated with total 1p19q loss. Acta Neuropathol 2013 1.53
13 Replication timing of human chromosome 6. Cell Cycle 2005 1.52
14 High-resolution array-based comparative genomic hybridization of medulloblastomas and supratentorial primitive neuroectodermal tumors. J Neuropathol Exp Neurol 2006 1.43
15 Application of array CGH on archival formalin-fixed paraffin-embedded tissues including small numbers of microdissected cells. Lab Invest 2006 1.35
16 Genomic profiling identifies discrete deletions associated with translocations in glioblastoma multiforme. Cell Cycle 2006 1.34
17 Complex chromosome 22 rearrangements in astrocytic tumors identified using microsatellite and chromosome 22 tile path array analysis. Genes Chromosomes Cancer 2005 1.31
18 A distinct region of the MGMT CpG island critical for transcriptional regulation is preferentially methylated in glioblastoma cells and xenografts. Acta Neuropathol 2011 1.30
19 Clinical significance of EGFR amplification and the aberrant EGFRvIII transcript in conventionally treated astrocytic gliomas. J Mol Med (Berl) 2005 1.14
20 Duodenal and nodal follicular lymphomas are distinct: the former lacks activation-induced cytidine deaminase and follicular dendritic cells despite ongoing somatic hypermutations. Mod Pathol 2009 1.14
21 Prognostic relevance of DNA copy number changes in colorectal cancer. J Pathol 2010 1.14
22 Multinodular and vacuolating neuronal tumor of the cerebrum. Brain Tumor Pathol 2014 1.08
23 Differential expression and methylation of brain developmental genes define location-specific subsets of pilocytic astrocytoma. Acta Neuropathol 2013 1.08
24 Short postoperative survival for glioblastoma patients with a dysfunctional Rb1 pathway in combination with no wild-type PTEN. Clin Cancer Res 2003 1.02
25 Potent synergy of dual antitumor peptides for growth suppression of human glioblastoma cell lines. Mol Cancer Ther 2008 0.99
26 MGMT CpG island is invariably methylated in adult astrocytic and oligodendroglial tumors with IDH1 or IDH2 mutations. Int J Cancer 2012 0.97
27 Characterization of 6q deletions in mature B cell lymphomas and childhood acute lymphoblastic leukemia. Leuk Lymphoma 2008 0.97
28 TERT promoter mutations rather than methylation are the main mechanism for TERT upregulation in adult gliomas. Acta Neuropathol 2013 0.97
29 Adult grade II diffuse astrocytomas are genetically distinct from and more aggressive than their paediatric counterparts. Acta Neuropathol 2011 0.96
30 Allogeneic hematopoietic stem cell transplantation for advanced extranodal natural killer/T-cell lymphoma, nasal type. Leuk Lymphoma 2011 0.95
31 High-resolution array-based comparative genomic hybridization of bladder cancers identifies mouse double minute 4 (MDM4) as an amplification target exclusive of MDM2 and TP53. Clin Cancer Res 2008 0.93
32 IDH1/2 mutation detection in gliomas. Brain Tumor Pathol 2014 0.92
33 NG2 expression in glioblastoma identifies an actively proliferating population with an aggressive molecular signature. Neuro Oncol 2011 0.92
34 DNA methylation in small lung adenocarcinoma with bronchioloalveolar carcinoma components. Lung Cancer 2009 0.90
35 Blastic natural killer cell lymphoma/leukemia (CD56-positive blastic tumor): prognostication and categorization according to anatomic sites of involvement. Cancer 2005 0.89
36 IDH1/2 mutation is a prognostic marker for survival and predicts response to chemotherapy for grade II gliomas concomitantly treated with radiation therapy. Int J Oncol 2012 0.89
37 API2-MALT1 fusion gene in colorectal lymphoma. Mod Pathol 2003 0.88
38 Expression of phosphorylated Ser70 of Bcl-2 correlates with malignancy in human colorectal neoplasms. Clin Cancer Res 2005 0.88
39 High-resolution array-CGH profiling of germline and tumor-specific copy number alterations on chromosome 22 in patients affected with schwannomas. Hum Genet 2005 0.88
40 Outcome-based determination of optimal pyrosequencing assay for MGMT methylation detection in glioblastoma patients. J Neurooncol 2014 0.88
41 Detailed assessment of copy number alterations revealing homozygous deletions in 1p and 13q in mantle cell lymphoma. Leuk Res 2006 0.87
42 Genome-wide analysis of subependymomas shows underlying chromosomal copy number changes involving chromosomes 6, 7, 8 and 14 in a proportion of cases. Brain Pathol 2008 0.87
43 Mutually exclusive mutations of KIT and RAS are associated with KIT mRNA expression and chromosomal instability in primary intracranial pure germinomas. Acta Neuropathol 2014 0.87
44 Distinct patterns of 1p and 19q alterations identify subtypes of human gliomas that have different prognoses. Neuro Oncol 2010 0.86
45 Molecular profiling of long-term survivors identifies a subgroup of glioblastoma characterized by chromosome 19/20 co-gain. Acta Neuropathol 2015 0.86
46 Centroblastic and centroblastic/centrocytic lymphoma associated with a prominent epithelioid granulomatous response: a clinicopathologic study of 50 cases. Mod Pathol 2002 0.85
47 Prognostic and predictive markers in recurrent high grade glioma; results from the BR12 randomised trial. Acta Neuropathol Commun 2014 0.85
48 Induction and prevention of virus-associated malignant lymphoma by serial transmission of EBV-related virus from cynomolgus by blood transfusion in rabbits. Acta Med Okayama 2004 0.85
49 Multicentric Castleman's disease associated with glomerular microangiopathy and MPGN-like lesion: does vascular endothelial cell-derived growth factor play causative or protective roles in renal injury? Am J Kidney Dis 2004 0.84
50 Follicular lymphoma frequently originates in the salivary gland. Pathol Int 2006 0.84
51 A case of more than 20 years survival with glioblastoma, and development of cavernous angioma as a delayed complication of radiotherapy. Neuropathology 2013 0.83
52 Tumor-specific exon creation of the HELLS/SMARCA6 gene in non-small cell lung cancer. Int J Cancer 2004 0.83
53 Amplification of 2p as a genomic marker for transformation in lymphoma. Genes Chromosomes Cancer 2014 0.83
54 Chromosome 17 alterations identify good-risk and poor-risk tumors independently of clinical factors in medulloblastoma. Neuro Oncol 2011 0.82
55 Loss of runt-related transcription factor 3 induces gemcitabine resistance in pancreatic cancer. Mol Oncol 2013 0.82
56 Allelic gain and amplification on the long arm of chromosome 17 in anaplastic meningiomas. Brain Pathol 2002 0.82
57 Epstein-Barr virus-associated T/NK cell-type central nervous system lymphoma which manifested as a post-transplantation lymphoproliferative disorder in a renal transplant recipient. J Neurooncol 2007 0.81
58 Development of a robust and sensitive pyrosequencing assay for the detection of IDH1/2 mutations in gliomas. Brain Tumor Pathol 2014 0.81
59 Structural genomic abnormalities of chromosomes 9 and 18 in myxopapillary ependymomas. J Neuropathol Exp Neurol 2003 0.80
60 Surgical resection of a massive primary mediastinal liposarcoma using clamshell incision combined with lower median sternotomy: report of a case. Ann Thorac Cardiovasc Surg 2013 0.80
61 A prospective analysis of efficacy and long-term outcome of radiation therapy for gastric mucosa-associated lymphoid tissue lymphoma. Digestion 2012 0.80
62 High-resolution profiling of an 11 Mb segment of human chromosome 22 in sporadic schwannoma using array-CGH. Int J Oncol 2003 0.80
63 Human chorionic gonadotropin is expressed virtually in all intracranial germ cell tumors. J Neurooncol 2015 0.79
64 Novel mechanisms of gene disruption at the medulloblastoma isodicentric 17p11 breakpoint. Genes Chromosomes Cancer 2009 0.79
65 Revisiting TP53 Mutations and Immunohistochemistry--A Comparative Study in 157 Diffuse Gliomas. Brain Pathol 2014 0.79
66 Short communication: sclerosing meningioma in the deep sylvian fissure. Brain Tumor Pathol 2013 0.78
67 Secondary glioblastomas with IDH1/2 mutations have longer glioma history from preceding lower-grade gliomas. Brain Tumor Pathol 2013 0.78
68 A simplified, sensitive immunohistochemical detection system employing signal amplification based on fluorescyl-tyramide/antifluorescein antibody reaction: its application to pathologic testing and research. Appl Immunohistochem Mol Morphol 2008 0.78
69 Deviated VH4 immunoglobulin gene usage is found among thyroid mucosa-associated lymphoid tissue lymphomas, similar to the usage at other sites, but is not found in thyroid diffuse large B-cell lymphomas. Mod Pathol 2006 0.77
70 [Nine cases of mantle cell lymphoma with gastrointestinal involvement]. Nihon Shokakibyo Gakkai Zasshi 2009 0.77
71 Clinicopathological characteristics of human epidermal growth factor receptor 2-positive Barrett's adenocarcinoma. World J Gastroenterol 2012 0.76
72 Presence of EGFR mutation in pathologically non-malignant specimens from computed tomography-guided lung needle biopsies. Oncol Lett 2011 0.75
73 Fatal neonatal mitochondrial cytopathy with disseminated fatty nodules in the liver. Pediatr Int 2003 0.75
74 Histopathological malignant progression of grade II and III gliomas correlated with IDH1/2 mutation status. Brain Tumor Pathol 2012 0.75
75 Clinicopathologic analysis of 6 lymphomatoid gastropathy cases: expanding the disease spectrum to CD4-CD8+ cases. Am J Surg Pathol 2015 0.75
76 Germinal center B-cell-like diffuse large B-cell lymphoma of the duodenum is associated with t(14;18) translocation. Pathol Int 2011 0.75
77 [Case report: Two cases of adult Langerhans cell histiocytosis treated with systemic chemotherapy]. Nihon Naika Gakkai Zasshi 2012 0.75
78 Prognostic Implication of DNA Methylation Signature in Atypical Choroid Plexus Papilloma With Intracranial Dissemination. J Pediatr Hematol Oncol 2022 0.75
79 Histological and immunohistochemical features of gingival enlargement in a patient with AML. Odontology 2011 0.75
80 Intracranial germinomas in a father and his son. Childs Nerv Syst 2014 0.75
81 p27(Kip1) is detected on most gastric MALT lymphomas, but not large cell lymphomas. J Clin Exp Hematop 2006 0.75
82 Adult mesenchymal hamartoma of the chest wall: report of a case. Ann Thorac Cardiovasc Surg 2013 0.75