Evidence map›Paper›PMID 30008872›Full record

ArticleOncology letters2018

The mitochondrial one-carbon metabolic pathway is associated with patient survival in pancreatic cancer.

Kozo Noguchi, Masamitsu Konno, Jun Koseki, Naohiro Nishida, Koichi Kawamoto, Daisaku Yamada, Tadafumi Asaoka, Takehiro Noda, Hiroshi Wada, Kunihito Gotoh and 7 more

Open access · diamondAbstract read
In one paragraph

Article in Oncology letters, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed
2.0field-weighted citation impact, top 10% 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

43 citing papers in PubMed, 61 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

17 authors at 1 institution in 1 country.

Kozo NoguchiDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Masamitsu KonnoDepartment of Frontier Science for Cancer and Chemotherapy, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Jun KosekiDepartment of Cancer Profiling Discovery, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Naohiro NishidaDepartment of Frontier Science for Cancer and Chemotherapy, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Koichi KawamotoDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Daisaku YamadaDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Tadafumi AsaokaDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Takehiro NodaDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Hiroshi WadaDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Kunihito GotohDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Daisuke SakaiDepartment of Frontier Science for Cancer and Chemotherapy, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Toshihiro KudoDepartment of Frontier Science for Cancer and Chemotherapy, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Taroh SatohDepartment of Frontier Science for Cancer and Chemotherapy, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Hidetoshi EguchiDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Yuichiro DokiDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Masaki MoriDepartment of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Hideshi IshiiDepartment of Frontier Science for Cancer and Chemotherapy, Graduate School of Medicine, Osaka University, Osaka 565-0871, Japan.
Osaka University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The expression levels of one-carbon metabolic enzymes were investigated and observed to be correlated with clinicopathological parameters in patients with pancreatic cancer. Mitochondrial one-carbon metabolism comprises a network of biological reactions that integrate nutrient status with nucleotide synthesis, amino acid metabolism, antioxidant reduced nicotinamide adenine dinucleotide phosphate production and epigenetic methylation processes. Previous studies have reported that the hyper-activation of mitochondrial one-carbon metabolism serves a significant role in malignant cancer phenotypes. A total of 103 patients underwent surgical resection of pancreatic ductal adenocarcinomas (PDAC) at Osaka University Hospital between April 2007 and December 2013 and were enrolled in this study. Subsequently, the expression of the one-carbon metabolic enzymes methylenetetrahydrofolate dehydrogenase 2 (MTHFD2), aldehyde dehydrogenase 1 family member L2 (ALDH1L2), and serine hydroxymethyltransferase (SHMT2) was examined using immunohistochemical analysis. The immunohistochemical analyses demonstrated that patients with high expression levels of MTHFD2, ALDH1L2 or SHMT2 had significantly poor overall survival (OS) and disease-free survival (DFS) rates, as compared with patients with low expression levels. Furthermore, multivariate Cox proportional hazards analysis indicated that MTHFD2 and ALDH1L2 were independent prognostic factors for OS and DFS, whereas SHMT2 was not predictive of DFS. However, high and low expression levels of all three folate metabolic enzymes were significantly associated with improved OS and DFS, compared with the high expression of one or two folate metabolic enzymes. The expression levels of mitochondrial one-carbon metabolic enzymes are independent prognostic factors and potential therapeutic targets for future pancreatic cancer treatments.

Indexed as

ALDH1L2folate pathwayMTHFD2one-carbon metabolismpancreatic cancerSHMT2

Identifiers

PMID30008872
PMCPMC6036444
OpenAlexW2803802974

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.