EGFR and Immunohistochemistry
Prognostic implications of immunohistochemistry markers for EGFR-TKI therapy in Chinese patients with advanced lung adenocarcinoma harboring EGFR mutations
... paraffin-embedded tissues were selected for the assay. Ten sections of 4 μ m thick tumor tissue were cut and, if neces- sary, macrodissected in order to ensure high percentage of tumor cells. Tissue sections were treated ...
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EGFR mutation status in Tunisian non-small-cell lung cancer patients evaluated by mutation-specific immunohistochemistry
... and EGFR mutation-positive presenting deletion in exon 19 and L858R point mutation in exon 21 (wild-type and mu- tated DNA cell lines: NCI-A549, NCI-H-1650 and NCI-H-1975, from ...10 EGFR mutation-negative ...
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Assessment of ERBB2 and EGFR gene amplification and protein expression in gastric carcinoma by immunohistochemistry and fluorescence in situ hybridization
... between EGFR and ERBB2 gene status and protein expression in gastric cancer has limited correlative assessments with clinical parameters, including survival and sensitivity to targeted ...and EGFR genes in ...
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EGFR status in oral squamous cell carcinoma: comparing immunohistochemistry, FISH and CISH detection in a case series study
... of EGFR and preana- lytical ...that EGFR gene ampli fi cation correlated with protein expression just when an antibody recognising the intracellular domain of the protein was ...that EGFR expression ...
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PubMedCentral-PMC4922416.pdf
... the EGFR TKI sapitinib and the MET inhibitor crizotinib revealed significant ...(B) Immunohistochemistry was conducted on formalin-fixed, paraffin-embedded pellets of all seven chordoma cell lines, normal ...
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Strong nuclear EGFR expression in colorectal carcinomas is associated with cyclin-D1 but not with gene EGFR amplification
... membrane EGFR in paraffin-embedded tissue (antibody is raised against the NH2 ...for EGFR staining we employed antigen retrieval using proteinase ...nuclear EGFR). Standard ...
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MicroRNA profiling of primary pulmonary enteric adenocarcinoma in members from the same family reveals some similarities to pancreatic adenocarcinoma—a step towards personalized therapy
... survival; EGFR: epidermal growth factor receptor; FFPE: formalin-fixed, paraffin-embedded; H&E: hematoxylin & eosin; IHC: immunohistochemistry; IPMN: intraductal papillary mucinous neoplasm; KRAS: ...
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The validation of a novel method combining both HER2 immunohistochemistry and HER2 dual colour silver in situ hybridization on one slide for gastric carcinoma testing
... The HER2 oncogene (also referred to as HER2/neu or ERBB-2) on chromosome 17q21, encodes a 185-kD trans- membrane tyrosine kinase receptor that belongs to the epidermal growth factor receptor (EGFR) family com- ...
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Concomitance of P gp/LRP Expression with EGFR Mutations in Exons 19 and 21 in Non Small Cell Lung Cancers
... by immunohistochemistry, and mutations in EGFR exons 19 and 21 and KRAS exon 2 (as biomarkers of whether the patients can benefit from EGFR- TKIs, respectively) were analyzed by high-resolution ...
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Clinical outcomes of advanced non-small-cell lung cancer patients with EGFR mutation, ALK rearrangement and EGFR ALK co-alterations
... TKIs. EGFR mutations and ALK rearrangements were detected by DNA sequencing or Scorpion amplification refractory mutation system and fluorescence in situ hybridization ...respectively. Immunohistochemistry ...
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Overexpression of Her1 (EGFR) in Gastric Cancer: A Saudi Regional Population Based Study
... determine EGFR expression in gastric adeno- carcinoma by standardized immunohistochemistry in a Saudi regional population based cohort and also to evaluate Ki-67 proliferating index and p-53 mutation ...for ...
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<p>Radiofrequency Ablation with Continued EGFR Tyrosine Kinase Inhibitor Therapy Prolongs Disease Control in EGFR-Mutant Advanced Lung Cancers with Acquired Resistance to EGFR Tyrosine Kinase Inhibitors: Two Case Reports</p>
... On the basis of data collected by the National Cancer Institute (NCI) in 2018, lung cancer remains the second most diagnosed cancer and the foremost cause of cancer- related death in both women and men. 1 Lung cancer ...
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Utility of immunohistochemistry in the diagnosis of bone tumors
... Immunohistochemistry (IHC) plays an important role in the diagnosis of some bone tumors, especially in the differential diagnosis of primary from metastatic non-osseous tumors and in the categorization of ...
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Effectiveness of tyrosine kinase inhibitors on uncommon E709X epidermal growth factor receptor mutations in non-small-cell lung cancer
... Total mRNA was extracted from frozen cancer tissue or cell pellets from pleural effusion using TRI reagent (Molecu- lar Research Center, Cincinnati, OH, USA) and an RNA extraction kit (RNeasy Mini Kit; Qiagen). The four ...
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Solitary fibrous tumor – clinicopathologic, immunohistochemical and molecular analysis of 28 cases
... Doyle et al. demonstrated nuclear expression of STAT6 in 98% of a large series of SFTs indicating the presence of the NAB2-STAT6 fusion protein in the nucleus [11]. STAT6 is therefore a highly sensitive and specific ...
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Original Article Clinical significance of EGFR expression in tumor stroma of NSCLC
... Lung cancer is the most common in the world- wide and the leading cause of cancer-related deaths in both men and women [1]. Although the therapy has improved with recent advances in systemic chemotherapy and targeted ...
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Immunohistochemistry with bcl2 (Antiapoptoticmarker) in surgical endodontics
... Bcl-2 positivity could point to an abnormal control of the cell cycle. Its abnormal expression is an indicator of blocked apoptosis in periapical region, used as marker in identification and detection of cysts. More the ...
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Epiregulin and EGFR interactions are involved in pain processing
... between EGFR and markers of primary afferent neu- ronal populations, sections were incubated overnight at 4°C in 5% NGS with either (a) anti-EGFR raised in rabbit (1:50, Santa Cruz Biotechnol- ogy ...the ...
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Comparison of small biopsy specimens and surgical specimens for the detection of EGFR mutations and EML4-ALK in non-small- cell lung cancer
... One of the most challenging problems in clinical practice is the acquisition of adequate tumor tissues for analysis. Therefore, the use of available clinicopathological data to predict the likelihood of certain genetic ...
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PRMT1 mediated methylation of the EGF receptor regulates signaling and cetuximab response
... higher EGFR methylation level, PRMT1-overexpressing HT29 cells demon- strated higher EGFR and ERK activation after EGF stimulation, and the upregulated pEGFR and pERK remained relatively strong, even in the ...
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