Evidence map›Paper›PMID 26206555›Full record

ArticleGynecologic oncology2015

Stathmin 1 and p16(INK4A) are sensitive adjunct biomarkers for serous tubal intraepithelial carcinoma.

Marián Novak, Jenny Lester, Alison M Karst, Vinita Parkash, Michelle S Hirsch, Christopher P Crum, Beth Y Karlan, Ronny Drapkin

Abstract read
In one paragraph

Article in Gynecologic oncology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
10.1field-weighted citation impact, top 2% 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

33 citing papers in PubMed, 58 citations in OpenAlex.

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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

8 authors at 4 institutions in 1 country.

Marián NovakDepartment of Medical Oncology, Dana-Farber Cancer Institute, Harvard Medical School, Boston, MA, USA.
Jenny LesterWomen's Cancer Program at the Samuel Oschin Comprehensive Cancer Institute, Department of Obstetrics and Gynecology, Cedars-Sinai Medical Center, Los Angeles, CA, USA.
Alison M KarstDepartment of Medical Oncology, Dana-Farber Cancer Institute, Harvard Medical School, Boston, MA, USA.
Vinita ParkashDepartment of Pathology, Yale University, New Haven, CT, USA.
Michelle S HirschDepartment of Pathology, Division of Women's and Perinatal Pathology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
Christopher P CrumDepartment of Pathology, Division of Women's and Perinatal Pathology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
Beth Y KarlanWomen's Cancer Program at the Samuel Oschin Comprehensive Cancer Institute, Department of Obstetrics and Gynecology, Cedars-Sinai Medical Center, Los Angeles, CA, USA.
Ronny DrapkinDepartment of Medical Oncology, Dana-Farber Cancer Institute, Harvard Medical School, Boston, MA, USA; Department of Pathology, Division of Women's and Perinatal Pathology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA. Electronic address: rdrapkin@mail.med.upenn.edu.
Brigham and Women's Hospital · USCedars-Sinai Medical Center · USHarvard University · USYale University · US

Funding

Vaccinating against IGFBP-2 to prevent ovarian cancer relapseP50CA083636 · NCI · FRED HUTCHINSON CANCER RESEARCH CENTER · PI DRESCHER, CHARLES, URBAN, NICOLE DENISE · 1999 to 2015
$35.1M
Proteomic, Genomic, and Longitudinal Pathways to Ovarian Cancer Biomarker DiscoveryU01CA152990 · NCI · MASSACHUSETTS GENERAL HOSPITAL · PI BIRRER, MICHAEL, SKATES, STEVEN J · 2010 to 2021
$8.9M
Elafin as a biomarker in serous ovarian cancers and basal-like breast tumorsR21CA156021 · NCI · DANA-FARBER CANCER INST · PI DRAPKIN, RONNY I · 2013 to 2014
$406k
NCI NIH HHS P50 CA083636NCI NIH HHS R21 CA156021NCI NIH HHS U01 CA152990
6 · The paper itself

Abstract

objectiveTo credential Stathmin 1 (STMN1) and p16(INK4A) (p16) as adjunct markers for the diagnosis of serous tubal intraepithelial carcinoma (STIC), and to compare STMN1 and p16 expression in p53-positive and p53-negative STIC and invasive high-grade serous carcinoma (HGSC).

methodsImmunohistochemistry (IHC) was used to examine STMN1 and p16 expression in fallopian tube specimens (n=31) containing p53-positive and p53-negative STICs, invasive HGSCs, and morphologically normal FTE (fallopian tube epithelium). STMN1 and p16 expression was scored semiquantitatively by four individuals. The semiquantitative scores were dichotomized, and reported as positive or negative. Pooled siRNA was used to knockdown p53 in a panel of cell lines derived from immortalized FTE and HGSC.

resultsSTMN1 and p16 were expressed in the majority of p53-positive and p53-negative STICs and concomitant invasive HGSCs, but only scattered positive cells were present in morphologically normal FTE. Both proteins were expressed consistently across multiple STICs from the same patient and in concomitant invasive HGSC. Knockdown of p53 in immortalized FTE cells and in four HGSC-derived cell lines expressing different missense p53 mutations did not affect STMN1 protein levels.

conclusionsThis study demonstrates that STMN1 and p16 are sensitive and specific adjunct biomarkers that, when used with p53 and Ki-67, improve the diagnostic accuracy of STIC. The addition of STMN1 and p16 helps to compensate for practical limitations of p53 and Ki-67 that complicate the diagnosis in up to one third of STICs.

Indexed as

Biomarkers, TumorCell Line, TumorCyclin-Dependent Kinase Inhibitor p16Cystadenocarcinoma, SerousFallopian Tube NeoplasmsFemaleGene Knockdown TechniquesHumansImmunohistochemistryKi-67 AntigenMutationNeoplasm ProteinsOvarian NeoplasmsStathminTumor Suppressor Protein p53Biomarkers, TumorCDKN2A protein, humanCyclin-Dependent Kinase Inhibitor p16Ki-67 AntigenNeoplasm ProteinsStathminSTMN1 protein, humanTP53 protein, humanTumor Suppressor Protein p53Fallopian tubeOvarianp16SerousStathminSTIC

Identifiers

PMID26206555
PMCPMC4586950
OpenAlexW2160080625

What OpenQuestion holds

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Registered trials

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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.