Evidence map›Paper›PMID 24122983›Full record

ArticleAnticancer research2013

Immunohistochemical quantification of the vitamin B12 transport protein (TCII), cell surface receptor (TCII-R) and Ki-67 in human tumor xenografts.

Annette M Sysel, Victor E Valli, Ray B Nagle, Joseph A Bauer

Abstract read
In one paragraph

Article in Anticancer research, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
–field-weighted citation impact
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

28 citing papers in PubMed.

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  18. 7β-(3-Ethyl-Molecules (Basel, Switzerland) · 2021
    Article
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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

4 authors.

Annette M SyselBNOAT Oncology Inc., Akron Innovation Campus, 411 Wolf Ledges Parkway, Suite 105, Akron, OH, 44311, USA. jbauer@bnoat.com.
Victor E Valli
Ray B Nagle
Joseph A Bauer

Funding

VITAMIN AP30CA023074 · NCI · UNIVERSITY OF ARIZONA · PI Dan Theodorescu · 1985 to 2026
$110.2M
NCI NIH HHS CA023074NCI NIH HHS P30 CA023074
6 · The paper itself

Abstract

BACKGROUND/

aimCancer cells have an essential demand for vitamin B12 (cobalamin) to enable cellular replication. The present pilot study quantified the immunohistochemical expression of vitamin B12 transport protein (Transcobalamin II; TCII), cell surface receptor (Transcobalamin II-R; TCII-R) and proliferation protein (Ki-67) in human tumor xenografts. MATERIALS AND

methodsTissue microarray slides containing 34 xenograft tumor tissues were immunohistochemically stained using TCN2 (anti-TCII), CD320 (anti-TCII-R) and MIB-1 (anti-Ki-67) antibodies. Representatively stained areas of all slides were digitally imaged and protein expression was quantified using ImageJ software plugins.

resultsAll xenograft tumor tissues stained positively for TCII, TCII-R and Ki-67 proteins; expression varied both within and between tumor types. Correlation between TCII/TCII-R and Ki-67 expression was not significant in xenograft tissues.

conclusionProliferating cancer cells express measurable levels of TCII and TCII-R. Immunohistochemical quantification of these markers may be useful as a tool for detection of tumors, tailored selection of anti-tumor therapies and surveillance for evidence of recurrent disease.

Indexed as

AnimalsBiomarkers, TumorCell Line, TumorHumansImmunohistochemistryKi-67 AntigenMice, SCIDNeoplasm TransplantationReceptors, Cell SurfaceTranscobalaminsBiomarkers, TumorKi-67 AntigenReceptors, Cell Surfacetranscobalamin receptorTranscobalaminsimmunohistochemistryKi-67receptortranscobalamin IItransport proteinVitamin B12xenograft

Identifiers

PMID24122983
PMCPMC4042430

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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.