Evidence map›Paper›PMID 19821965›Full record

ArticleBMC cancer2009

Combination of interferon-alpha and 5-fluorouracil inhibits endothelial cell growth directly and by regulation of angiogenic factors released by tumor cells.

Hiroshi Wada, Hiroaki Nagano, Hirofumi Yamamoto, Takehiro Noda, Masahiro Murakami, Shogo Kobayashi, Shigeru Marubashi, Hidetoshi Eguchi, Yutaka Takeda, Masahiro Tanemura and 3 more

Open access · goldAbstract read
In one paragraph

Article in BMC cancer, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.5field-weighted citation impact, top 19% 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

16 citing papers in PubMed, 29 citations in OpenAlex.

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  11. The effect of type 1 IFN on human aortic endothelial cell function in vitro: relevance to systemic lupus erythematosus.Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research · 2014
    Article
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  13. A double-modulation strategy in cancer treatment with a chemotherapeutic agent and siRNA.Molecular therapy : the journal of the American Society of Gene Therapy · 2011
    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

13 authors at 1 institution in 1 country.

Hiroshi WadaDepartment of Surgery, Graduate School of Medicine, Osaka University, 2-2 Yamadaoka E-2, Suita 565-0871 Osaka, Japan. hwada98@gesurg.med.osaka-u.ac.jp
Hiroaki Nagano
Hirofumi Yamamoto
Takehiro Noda
Masahiro Murakami
Shogo Kobayashi
Shigeru Marubashi
Hidetoshi Eguchi
Yutaka Takeda
Masahiro Tanemura
Koji Umeshita
Yuichiro Doki
Masaki Mori
Osaka University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe combination therapy of interferon (IFN)-alpha and 5-fluorouracil (5-FU) improved the prognosis of the patients with hepatocellular carcinoma (HCC). To determine the molecular mechanisms of the anti-tumor and anti-angiogenic effects, we examined the direct anti-proliferative effects on human umbilical vein endothelial cells (HUVEC) and indirect effects by regulating secretion of angiogenic factors from HCC cells.

methodsThe direct effects on HUVEC were examined by TUNEL, Annexin-V assays and cell cycles analysis. For analysis of the indirect effects, the apoptosis induced by the conditioned medium from HCC cell treated by IFN-alpha/5-FU and expression of angiogenic factors was examined.

resultsIFN-alpha and 5-FU alone had anti-proliferative properties on HUVEC and their combination significantly inhibited the growth (compared with control, 5-FU or IFN alone). TUNEL and Annexin-V assays showed no apoptosis. Cell cycle analysis revealed that IFN-alpha and 5-FU delayed cell cycle progression in HUVEC with S-phase accumulation. The conditioned medium from HuH-7 cells after treatment with IFN/5-FU significantly inhibited HUVEC growth and induced apoptosis, and contained high levels of angiopoietin (Ang)-1 and low levels of vascular endothelial growth factor (VEGF) and Ang-2. Knockdown of Ang-1 in HuH-7 cells abrogated the anti-proliferative effects on HUVEC while knockdown of Ang-2 partially rescue the cells.

conclusionThese results suggested that IFN-alpha and 5-FU had direct growth inhibitory effects on endothelial cells, as well as anti-angiogenic effects through regulation of angiogenic factors released from HCC cells. Modulation of VEGF and Angs secretion by IFN-alpha and 5-FU may contribute to their anti-angiogenic and anti-tumor effects on HCC.

Indexed as

Down-RegulationAngiogenic ProteinsApoptosisCarcinoma, HepatocellularCell CycleCell Line, TumorCell ProliferationCells, CulturedDrug SynergismEndothelial CellsFluorouracilGene Expression Regulation, NeoplasticHumansInterferon-alphaLiver NeoplasmsAngiogenic ProteinsFluorouracilInterferon-alpha

Identifiers

PMID19821965
PMCPMC2767355
OpenAlexW1968858361

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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.