Search Results - "Amanuel, Benhur"
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Detectable ctDNA at the time of treatment cessation of ipilimumab and nivolumab for toxicity predicts disease progression in advanced melanoma patients
Published in Frontiers in oncology (19-12-2023)“…Immune checkpoint inhibition (ICI) has led to unprecedented outcomes for melanoma patients but is associated with toxicity. ICI resumption after high grade…”
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Identification of TP53 mutations in circulating tumour DNA in high grade serous ovarian carcinoma using next generation sequencing technologies
Published in Scientific reports (06-01-2023)“…Plasma circulating tumour DNA (ctDNA) has been suggested to be a viable biomarker of response to treatment in patients with high grade serous ovarian carcinoma…”
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Tumour PD-L1 Expression in Small-Cell Lung Cancer: A Systematic Review and Meta-Analysis
Published in Cells (Basel, Switzerland) (31-10-2020)“…Antibodies against programmed death-1 (PD-1), and its ligand, (PD-L1) have been approved recently for the treatment of small-cell lung cancer (SCLC). Although…”
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Concordance of HER2 Expression in Paired Primary and Metastatic Sites of Endometrial Serous Carcinoma and the Effect of Intratumoral Heterogeneity
Published in Journal of Molecular Pathology (01-09-2024)“…Primary endometrial serous carcinoma, known for its aggressive nature and poor prognosis, shares similarities with breast and gastric cancers in terms of…”
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Implementation of next generation sequencing technology for somatic mutation detection in routine laboratory practice
Published in Pathology (01-06-2018)“…The introduction of next generation sequencing (NGS) in the routine diagnostic setting is still in the development phase and has been limited by its…”
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Locus‐specific concordance of genomic alterations between tissue and plasma circulating tumor DNA in metastatic melanoma
Published in Molecular oncology (01-02-2019)“…Circulating tumor DNA (ctDNA) may serve as a surrogate to tissue biopsy for noninvasive identification of mutations across multiple genetic loci and for…”
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Detection of Low-level EGFR c.2369 C > T (p.Thr790Met) Resistance Mutation in Pre-treatment Non-small Cell Lung Carcinomas Harboring Activating EGFR Mutations and Correlation with Clinical Outcomes
Published in Pathology oncology research (01-10-2020)“…Increasing evidence points to the presence of low-level de novo T790M mutations in patients with non-small cell lung carcinoma (NSCLC) harboring activating…”
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Population‐based screening for Lynch syndrome in Western Australia
Published in International journal of cancer (01-09-2014)“…We showed earlier that routine screening for microsatellite instability (MSI) and loss of mismatch repair (MMR) protein expression in colorectal cancer (CRC)…”
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A multisite blinded study for the detection of BRAF mutations in formalin-fixed, paraffin-embedded malignant melanoma
Published in Scientific reports (15-04-2013)“…Melanoma patients with BRAF mutations respond to treatment with vemurafenib, thus creating a need for accurate testing of BRAF mutation status. We carried out…”
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Detection of EGFR mutational profile by direct dideoxy sequencing in cytology and non-cytology biopsy samples
Published in Pathology (01-06-2014)“…Epidermal growth factor receptor (EGFR) mutational analysis is recommended in the diagnostic work-up of non-small cell lung carcinoma. The first diagnostic…”
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BRAF p.Val600Glu (V600E) mutation detection in thyroid fine needle aspiration cell block samples: a feasibility study
Published in Pathology (01-08-2015)“…Assessing BRAF mutation status in thyroid fine needle aspiration (FNA) cytology samples by both immunohistochemistry (IHC) and molecular methods has been…”
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Human papillomavirus and gene mutations in head and neck squamous carcinomas
Published in ANZ journal of surgery (01-05-2012)“…Background: Human papillomavirus (HPV) infection is implicated as an aetiological factor in head and neck squamous carcinomas (HNSCC), especially in the…”
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Screening for Lynch Syndrome in Young Colorectal Cancer Patients from Saudi Arabia Using Microsatellite Instability as the Initial Test
Published in Asian Pacific journal of cancer prevention : APJCP (2016)“…Background: Lynch Syndrome (LS) is a familial cancer condition caused by germline mutations in DNA mismatch repair genes. Individuals with LS have a greatly…”
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Giant Pulmonary Hamartoma: An Interesting Clinico-Pathologic Entity
Published in Heart, lung & circulation (01-09-2010)Get full text
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Cutaneous Malignant Melanoma With Rhabdomyosarcomatous Dedifferentiation: an Immunohistological and Molecular Case Study With Literature Review
Published in The American journal of dermatopathology (01-07-2023)“…Cutaneous malignant melanoma can show a wide range of cytomorphological variability, in particular exhibiting a rhabdoid appearance is not uncommon in melanoma…”
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Assessment of tissue and blood tumor mutational burden in patients with melanoma using a 523-gene clinical assay
Published in Journal of clinical oncology (01-06-2022)“…e21570 Background: High tumor mutation burden (TMB) predicts improved efficacy of immune checkpoint inhibitors (ICIs) across a range of malignancies, including…”
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PD‐L1 Expression on Circulating Tumor Cells May Be Predictive of Response to Pembrolizumab in Advanced Melanoma: Results from a Pilot Study
Published in The oncologist (Dayton, Ohio) (01-03-2020)“…Background PD‐1 inhibitors are routinely used for the treatment of advanced melanoma. This study sought to determine whether PD‐L1 expression on circulating…”
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Primary adenosquamous carcinoma in a patient with Lynch syndrome
Published in Pathology (01-08-2019)Get full text
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Rectal tonsil: a diagnostic dilemma
Published in ANZ journal of surgery (01-04-2023)Get full text
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