Evidence map›Paper›PMID 10076570›Full record

ArticleJapanese journal of cancer research : Gann1999

Differential regulation of MMP-9 and TIMP-2 expression in malignant melanoma developed in metallothionein/RET transgenic mice.

M Asai, M Kato, N Asai, T Iwashita, H Murakami, K Kawai, I Nakashima, M Takahashi

Open access · bronzeAbstract read
In one paragraph

Article in Japanese journal of cancer research : Gann, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–field-weighted citation impact, top 93% 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

6 citing papers in PubMed, 8 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 1 institution in 1 country.

M AsaiDepartment of Pathology, Nagoya University School of Medicine.
M Kato
N Asai
T Iwashita
H Murakami
K Kawai
I Nakashima
M Takahashi
Nagoya University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We recently established a metallothionein-I(MT)/RET transgenic mouse line in which skin melanosis, benign melanocytic tumor and malignant melanoma develop stepwise. Malignant melanoma cells but not benign melanocytic tumor cells had metastatic ability in transgenic mice. In the present study, we investigated the expression of several matrix metalloproteinases (MMPs) and tissue inhibitors of matrix metalloproteinases (TIMPs), including MMP-1, MMP-2, MMP-3, MMP-7, MMP-9, MT1-MMP, TIMP-1 and TIMP-2, in these tumors. Western and northern blot analyses revealed that malignant transformation of melanocytic tumors developed in MT/RET transgenic mice accompanied with upregulation of MMP-9 and downregulation of TIMP-2. Expression of other MMP and TIMP genes examined was very low or undetectable in both benign and malignant tumors. Since activation of MMP-9 in malignant tumors was detected by gelatin zymography, these results suggest that imbalance of expression of the MMP-9 and TIMP-2 genes might be associated with metastatic ability of melanoma cells developed in MT/RET transgenic mice.

Indexed as

Drosophila ProteinsGene Expression Regulation, NeoplasticProto-OncogenesAnimalsCell Transformation, NeoplasticCollagenasesGelatinasesGene Expression Regulation, EnzymologicIn Situ HybridizationMatrix Metalloproteinase 2Matrix Metalloproteinase 9MelanocytesMelanomaMetalloendopeptidasesMetallothioneinMiceCollagenasesDrosophila ProteinsGelatinasesMatrix Metalloproteinase 2Matrix Metalloproteinase 9MetalloendopeptidasesMetallothioneinProto-Oncogene ProteinsProto-Oncogene Proteins c-retReceptor Protein-Tyrosine KinasesRecombinant ProteinsRet protein, DrosophilaRet protein, mouse

Identifiers

PMID10076570
PMCPMC5925989
OpenAlexW1991731856

What OpenQuestion holds

Texttitle and abstract
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.