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J. Usher · SciRah

Researcher profile · Semantic Scholar

J. Usher

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J. Usher — researcher profile on SciRah

h-index: 8
Works: 32
Citations: 354

Most-cited papers

Impact of Sex on the Survival of Patients With Hepatocellular Carcinoma: A Surveillance, Epidemiology, and End Results Analysis
Dong-Yun Yang, D. Hanna, J. Usher, Jordan LoCoco +4 more
2014Cancer141 citations Open access
Semantic Scholar
Multiparametric liquid biopsy analysis in metastatic prostate cancer.
Emmanuelle Hodara, G. Morrison, Alexander T. Cunha, Daniel Zainfeld +19 more
2019JCI Insight53 citations Open access
Semantic Scholar
Frequencies and expression levels of programmed death ligand 1 (PDL1) in circulating tumor RNA (ctRNA) in various cancer types
Toshiyuki Ishiba, A. Hoffmann, J. Usher, Y. Elshimali +15 more
2018Biochemical and Biophysical Research Communications - BBRC51 citations Open access
Semantic Scholar
Insulin-Leptin Axis, Cardiometabolic Risk and Oxidative Stress in Elderly with Metabolic Syndrome.
D. Grădinaru, Husseina Khaddour, D. Margină, Anca Ungurianu +5 more
2018Experimental and clinical endocrinology & diabetes22 citations
Semantic Scholar
Dynamic changes in RAS gene status in circulating tumour DNA: a phase II trial of first-line FOLFOXIRI plus bevacizumab for RAS-mutant metastatic colorectal cancer (JACCRO CC-11)
Y. Sunakawa, H. Satake, J. Usher, Y. Jaimes +16 more
2022ESMO Open21 citations Open access
Semantic Scholar
Using cfRNA as a tool to evaluate clinical treatment outcomes in patients with metastatic lung cancers and other tumors
L. Raez, Kathleen Danenberg, D. Sumarriva, J. Usher +8 more
2021Cancer Drug Resistance12 citations Open access
Semantic Scholar
Frequencies and expression levels of programmed death ligand 1 (PD-L1) in circulating tumor RNA (ctRNA) in various cancer types.
Toshiyuki Ishiba, J. Usher, Y. Elshimali, S. Vodala +14 more
201612 citations
Semantic Scholar
Gene mutation status in circulating tumor DNA (ctDNA) and first-line FOLFOXIRI plus bevacizumab (bev) in metastatic colorectal cancer (mCRC) harboring RAS mutation.
Y. Sunakawa, J. Usher, Hironaga Satake, Y. Jaimes +16 more
2018Annals of Oncology11 citations Open access
Semantic Scholar
P14.04 cfRNA from Liquid Biopsies Is More Abundant Than cfDNA, Informs Treatment Outcome and Is Concordant with Tissue
L. Raez, K. Danenberg, E. Huang, J. Usher +2 more
20216 citations Open access
Semantic Scholar
Immune checkpoint molecule expression measured using circulating cell-free RNA isolated from the blood of metastatic prostate cancer patients.
K. Kollengode, E. Grussie, Genevieve Danenberg, J. Usher +3 more
20185 citations
Semantic Scholar
Clinical verification of circulating tumor RNA (ctRNA) as novel pretreatment predictor and tool for quantitative monitoring of treatment response in metastatic colorectal cancer (mCRC): A biomarker study of the DEEPER trial.
Y. Sunakawa, J. Usher, Y. Jaimes, A. Tsuji +14 more
2019Journal of Clinical Oncology3 citations
Semantic Scholar
Multi-parametric liquid biopsy analysis of circulating tumor cells (CTCs), cell-free DNA (cfDNA), and cell-free RNA (cfRNA) in metastatic castrate resistant prostate cancer (mCRPC).
Emmanuelle Hodara, Daniel Zainfeld, G. Morrison, Alexander T. Cunha +14 more
20183 citations
Semantic Scholar
Detection of AR-V7 using cell-free RNA (cfRNA) in prostate cancer.
J. Usher, Kanthi Athreya, Toshiyuki Ishiba, David Samberg +5 more
20163 citations
Semantic Scholar
PD2.01 PD-L1 and Other Potential Predictive Biomarkers Measured in Plasma by RT-PCR in cfRNA and cfDNA to Monitor Clinical Responses in Metastatic Lung Cancer Patients
L. Raez, J. Usher, D. Sumarriva, K. Danenberg +4 more
2019Journal of Thoracic Oncology2 citations Open access
Semantic Scholar
P2.03b-039 Cell-Free (cf) DNA and cfRNA levels in Plasma of Lung Cancer Patients Indicate Disease Status and Predict Progression: Topic: Biomarkers
L. Raez, K. Danenberg, B. Hunis, A. Castrellon +5 more
20172 citations Open access
Semantic Scholar
PD-L1 and HER2 expression in gastric cancer (GC) patients (pts) using cell-free RNA (cfRNA).
J. Shen, J. Usher, David Samberg, Toshiyuki Ishiba +3 more
20162 citations
Semantic Scholar
RNA-based biomarker signatures in plasma as an independent predictor of outcome to chemotherapy in lung, colon, and breast cancers: Correlation of relative PD-L1 expression with immunotherapy outcomes.
L. Raez, J. Usher, K. Danenberg, D. Sumarriva +9 more
2019Journal of Clinical Oncology1 citations
Semantic Scholar
Gene expression differences in cell-free RNA between prostate cancer patients and healthy individuals.
E. Grussie, Genevieve Danenberg, K. Kollengode, K. Danenberg +5 more
20181 citations
Semantic Scholar
Use of cell-free circulating RNA (cfRNA) levels in plasma and expression of HER2 and PD-L1 to monitor disease status in metastatic cancer patients.
L. Raez, K. Danenberg, A. Castrellon, M. Velez +6 more
20181 citations
Semantic Scholar
MA19.06 Blood Based Biomarkers: RNA, KRAS and PD-L1 Strongly Matching with Tissue and Showing Correlation with Clinical Responses In NSCLC Patient’s
L. Raez, J. Usher, Cheryl Habaue, K. Danenberg +5 more
2018Journal of Thoracic Oncology1 citations Open access
Semantic Scholar
Correlation of cell-free circulating DNA, RNA, and PD-L1 from plasma with clinical response in patients with metastatic lung and breast cancers.
L. Raez, K. Danenberg, A. Castrellon, J. Usher +5 more
20171 citations
Semantic Scholar
Impact Testing and Analysis of Modified Metal Slugs.
S. Dean, K. Hodge, J. Usher, Lena Pacheco
20210 citations Open access
Semantic Scholar
P1.01-68 Monitoring Clinical Responses Measuring PD-L1 in cfRNA in Plasma of Non-Small Cell Lung Cancer Patients Undergoing Systemic Therapy
L. Raez, J. Usher, K. Danenberg, D. Sumarriva +5 more
2019Journal of Thoracic Oncology0 citations
Semantic Scholar
LIQUID BIOPSY FOR cfRNA
K. Danenberg, S. Rabizadeh, J. Usher, Y. Jaimes
20180 citations
Semantic Scholar
Abstract P2-02-16: Use of cell-free circulating RNA and expression of PD-L1 and HER2 in plasma to monitor and predict clinical response in metastatic breast cancer patients
A. Castrellon, M. Velez, L. Raez, K. Danenberg +9 more
20180 citations
Semantic Scholar
Initial therapy with FOLFOXIRI plus bevacizumab (bev) for RAS mutant metastatic colorectal cancer (mCRC) and gene mutations in circulating tumor DNA (ctDNA) as a predictive marker for the efficacy: JACCRO CC-11.
Y. Sunakawa, H. Satake, J. Usher, Y. Jaimes +15 more
20180 citations
Semantic Scholar
New Biomarkers to Follow Therapy Response in Plasma of NSCLC Patients: PS5
L. Raez, J. Usher, K. Danenberg, Cheryl Habaue +4 more
2018Journal of Thoracic Oncology0 citations Open access
Semantic Scholar
543PDynamic changes in levels of gene mutations using circulating tumor DNA (ctDNA) and efficacy of 1st-line modified (m)-FOLFOXIRI plus bevacizumab (bev) for metastatic colorectal cancer (mCRC) harboring RAS mutation (mt) (JACCRO CC-11)
Y. Sunakawa, T. Sekikawa, J. Usher, H. Satake +16 more
20170 citations Open access
Semantic Scholar
P2.01-056 Use of Cell-Free Circulating RNA (cfRNA) Expression of PD-L1 and ERCC1 in Plasma to Monitor Response to Therapy in NSCLC
L. Raez, K. Danenberg, A. Castrellon, S. Rabizadeh +6 more
20170 citations Open access
Semantic Scholar
2008 Non-Invasive testing of gene expressions using cell-free RNA increases the chemotherapy target information generated from cell-free DNA testing
K. Danenberg, H. Lenz, J. Usher, Wu Zhang +10 more
20150 citations
Semantic Scholar
Impact of gender on survival of patients (pts) with hepatocellular carcinoma (HCC): A SEER analysis.
Dong-Yun Yang, J. Usher, Jordan LoCoco, Chaudhari Pritesh +2 more
20130 citations Open access
Semantic Scholar
Re: Overview of the Principal Results and Secondary Analyses from the European and North American Randomised Trials of Endarterectomy for Symptomatic Carotid Stenosis
J. Arwell, Colin Davies, J. Deacon, J. Usher +3 more
20040 citations
Semantic Scholar

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