Evidence map›Paper›PMID 21346168›Full record

ArticleScience translational medicine2011

Pump-probe imaging differentiates melanoma from melanocytic nevi.

Thomas E Matthews, Ivan R Piletic, M Angelica Selim, Mary Jane Simpson, Warren S Warren

Abstract read
In one paragraph

Article in Science translational medicine, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers.

0numbers the graph read from it
0cells of the map it votes in
61citing papers in PubMed
22.4field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

61 citing papers in PubMed, 152 citations in OpenAlex.

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  7. Roadmap on Label-Free Super-Resolution Imaging.Laser & photonics reviews · 2023
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  13. Harnessing non-destructive 3D pathology.Nature biomedical engineering · 2021
    Review
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1 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 2 institutions in 1 country.

Thomas E MatthewsDepartment of Chemistry, Duke University, Durham, NC 27708, USA.
Ivan R Piletic
M Angelica Selim
Mary Jane Simpson
Warren S Warren
Duke University · USDuke University Hospital · US

Funding

Imaging Nonlinear Absorption of Biomarkers for Improved Detection of MelanomaRC1CA145105 · NCI · DUKE UNIVERSITY · PI WARREN, WARREN S · 2009 to 2010
$998k
NCI NIH HHS 5RC1CA145105NCI NIH HHS RC1 CA145105
6 · The paper itself

Abstract

Melanoma diagnosis is clinically challenging: the accuracy of visual inspection by dermatologists is highly variable and heavily weighted toward false positives. Even the current gold standard of biopsy results in varying diagnoses among pathologists. We have developed a multiphoton technique (based on pump-probe spectroscopy) that directly determines the microscopic distribution of eumelanin and pheomelanin in pigmented lesions of human skin. Our initial results showed a marked difference in the chemical variety of melanin between nonmalignant nevi and melanoma, as well as a number of substantial architectural differences. We examined slices from 42 pigmented lesions and found that melanomas had an increased eumelanin content compared to nonmalignant nevi. When used as a diagnostic criterion, the ratio of eumelanin to pheomelanin captured all investigated melanomas but excluded three-quarters of dysplastic nevi and all benign dermal nevi. Additional evaluation of architectural and cytological features revealed by multiphoton imaging, including the maturation of melanocytes, presence of pigmented melanocytes in the dermis, number and location of melanocytic nests, and confluency of pigmented cells in the epidermis, further increased specificity, allowing rejection of more than half of the remaining false-positive results. We then adapted this multiphoton imaging technique to hematoxylin and eosin (H&E)-stained slides. By adding melanin chemical contrast to H&E-stained slides, pathologists will gain complementary information to increase the ease and accuracy of melanoma diagnosis.

Indexed as

HumansIn Vitro TechniquesMelaninsMelanomaNevus, PigmentedSkin NeoplasmsSpectrum AnalysiseumelaninMelaninspheomelanin

Identifiers

PMID21346168
PMCPMC3371363
OpenAlexW2073130092

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.