نتایج جستجو برای: biomarker validation

تعداد نتایج: 227799  

Journal: :Cancer biomarkers : section A of Disease markers 2011
Akira Yokomizo Michiko Takakura Yae Kanai Tomohiro Sakuma Junichi Matsubara Kazufumi Honda Seiji Naito Tesshi Yamada Masaya Ono

BACKGROUND Early detection would be one of the most effective means to improve the outcome of renal cell carcinoma (RCC). We searched for a new plasma marker for RCC using a label-free quantitative shotgun proteomics method. METHODS Plasma proteins were digested by trypsin, and the resulting peptides were analyzed by 2-Dimensional Image Converted Analysis of Liquid chromatography mass spectro...

2015
Emna Amdouni Yannick Morvan Bernard Gibaud

The importance of imaging biomarkers in biomedical research and drug design is well-acknowledged in the literature, calling for appropriate standards and guidelines for imaging biomarker development, validation and qualification. The objective of this work is to define explicitly, by means of an ontology, the vocabulary pertaining to imaging biomarkers’ domain.

2013
Shigeyuki Matsui

The establishment of high-throughput technologies has brought substantial advances to our understanding of the biology of many diseases at the molecular level and increasing expectations on the development of innovative molecularly targeted treatments and molecular biomarkers or diagnostic tests in the context of clinical studies. In this review article, we position the two critical statistical...

2015
Matthew M. Kwok Paul Goodyear

Background: Despite recent advances in clinical management of laryngeal squamous cell carcinoma (LSCC), the overall 5-year survival continues to be poor. Consequently, biomarkers of treatment response will need to be identified. Proteomic strategies are one way to attempt to identify such biomarkers. Methods: The Medline, Embase and Cochrane Library databases were systematically searched until ...

Journal: :Applied sciences 2022

Digital pathology offers powerful tools for biomarker discovery, analysis, and translation. Despite its advantages, the clinical adoption of digital has been slow. A methodological validation is required novel pathological biomarkers. Four steps are to validate a use: sample collection processing, analytical validation, utility. The biomarkers their diagnostic, monitoring, pharmacodynamic respo...

Journal: :Clinical cancer research : an official journal of the American Association for Cancer Research 2013
Brian I Rini

Although therapy directed against VEGF has produced clinical benefit, an understanding of responsive tumor characteristics is lacking. Blood vessel location relative to tumor cells and stromal factors may influence tumor susceptibility to VEGF-targeted therapy. Clinical validation of this potential biomarker is needed to influence clinical practice.

2010
Murry W. Wynes David R. Gandara

Downloa development of molecular markers is crucial for improving therapy in advanced non-small cell ancer (NSCLC). Here, we review perspectives of biomarker-driven personalized therapy in NSCLC, articular reference to the detection of EML4-ALK gene rearrangements. Different molecular assays, with p validation, and clinical application to different types of tissue specimens are discussed. Clin ...

Journal: :Clinical chemistry 2004
Fred S Apple MaryAnn M Murakami

for ovarian cancer testing. We will continue to post all raw data, the exact methods, and the results of the blinded trial(s) for public scrutiny. These are very important times for biomarker discovery and validation. In keeping with the National Cancer Institute Director’s 2015 challenge, effective biomarkers for early detection, risk stratification, and monitoring can save lives and reduce su...

2012
Katja Köhler Harald Seitz

Due to insufficient biomarker validation and poor performances in diagnostic assays, the candidate biomarker verification process has to be improved. Multi-analyte immunoassays are the tool of choice for the identification and detailed validation of protein biomarkers in serum. The process of identification and validation of serum biomarkers, as well as their implementation in diagnostic routin...

Journal: :Clinical cancer research : an official journal of the American Association for Cancer Research 2014
Martin Wilson Simrandip K Gill Lesley MacPherson Martin English Theodoros N Arvanitis Andrew C Peet

PURPOSE Medulloblastoma is the most common malignant brain tumor occurring in childhood and is a significant cause of morbidity and mortality in pediatric oncology. More intense treatment strategies are recommended for patients displaying high-risk factors; however, considerable variation in outcome remains, indicating a need for improved predictive markers. In this study, 1H magnetic resonance...

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function paginate(evt) { url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term pg=parseInt(evt.target.text) var data={ "year":filter_year, "term":term, "pgn":pg } filtered_res=post_and_fetch(data,url) window.scrollTo(0,0); } function update_search_meta(search_meta) { meta_place=document.getElementById("search_meta_data") term=search_meta.term active_pgn=search_meta.pgn num_res=search_meta.num_res num_pages=search_meta.num_pages year=search_meta.year meta_place.dataset.term=term meta_place.dataset.page=active_pgn meta_place.dataset.num_res=num_res meta_place.dataset.num_pages=num_pages meta_place.dataset.year=year document.getElementById("num_result_place").innerHTML=num_res if (year !== "unfilter"){ document.getElementById("year_filter_label").style="display:inline;" document.getElementById("year_filter_place").innerHTML=year }else { document.getElementById("year_filter_label").style="display:none;" document.getElementById("year_filter_place").innerHTML="" } } function update_pagination() { search_meta_place=document.getElementById('search_meta_data') num_pages=search_meta_place.dataset.num_pages; active_pgn=parseInt(search_meta_place.dataset.page); document.getElementById("pgn-ul").innerHTML=""; pgn_html=""; for (i = 1; i <= num_pages; i++){ if (i===active_pgn){ actv="active" }else {actv=""} pgn_li="
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  • "; pgn_html+=pgn_li; } document.getElementById("pgn-ul").innerHTML=pgn_html var pgn_links = document.querySelectorAll('.mypgn'); pgn_links.forEach(function(pgn_link) { pgn_link.addEventListener('click', paginate) }) } function post_and_fetch(data,url) { showLoading() xhr = new XMLHttpRequest(); xhr.open('POST', url, true); xhr.setRequestHeader('Content-Type', 'application/json; charset=UTF-8'); xhr.onreadystatechange = function() { if (xhr.readyState === 4 && xhr.status === 200) { var resp = xhr.responseText; resp_json=JSON.parse(resp) resp_place = document.getElementById("search_result_div") resp_place.innerHTML = resp_json['results'] search_meta = resp_json['meta'] update_search_meta(search_meta) update_pagination() hideLoading() } }; xhr.send(JSON.stringify(data)); } function unfilter() { url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term var data={ "year":"unfilter", "term":term, "pgn":1 } filtered_res=post_and_fetch(data,url) } function deactivate_all_bars(){ var yrchart = document.querySelectorAll('.ct-bar'); yrchart.forEach(function(bar) { bar.dataset.active = false bar.style = "stroke:#71a3c5;" }) } year_chart.on("created", function() { var yrchart = document.querySelectorAll('.ct-bar'); yrchart.forEach(function(check) { check.addEventListener('click', checkIndex); }) }); function checkIndex(event) { var yrchart = document.querySelectorAll('.ct-bar'); var year_bar = event.target if (year_bar.dataset.active == "true") { unfilter_res = unfilter() year_bar.dataset.active = false year_bar.style = "stroke:#1d2b3699;" } else { deactivate_all_bars() year_bar.dataset.active = true year_bar.style = "stroke:#e56f6f;" filter_year = chart_data['labels'][Array.from(yrchart).indexOf(year_bar)] url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term var data={ "year":filter_year, "term":term, "pgn":1 } filtered_res=post_and_fetch(data,url) } } function showLoading() { document.getElementById("loading").style.display = "block"; setTimeout(hideLoading, 10000); // 10 seconds } function hideLoading() { document.getElementById("loading").style.display = "none"; } -->