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Predicate | Object |
---|---|
rdf:type | |
lifeskim:mentions | |
pubmed:issue |
9
|
pubmed:dateCreated |
1990-12-13
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pubmed:abstractText |
Tumor invasion-inhibiting factors were purified from bovine liver using an in vitro system for estimating the tumor invasion ability. The acid-ethanol extract of liver was subjected to ultrafiltration (Amicon PM10 membrane), and the fraction corresponding to the molecular weight range below 10,000 was further fractionated by ion-exchange (DEAE-Toyopearl), gel filtration (Bio-Gel P6), and reverse-phase (C18) chromatographies. Two types of active polypeptides with molecular weights of about 5,000 and 2,000 were purified and named IIF-1 and IIF-2, respectively. Both peptides inhibited tumor invasion with half-maximum concentrations of 2-6 ng/ml in vitro. The amino acid compositions of both peptides were determined.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Sep
|
pubmed:issn |
0910-5050
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
81
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
909-14
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:2121692-Amino Acids,
pubmed-meshheading:2121692-Animals,
pubmed-meshheading:2121692-Antineoplastic Agents,
pubmed-meshheading:2121692-Biological Factors,
pubmed-meshheading:2121692-Cattle,
pubmed-meshheading:2121692-Chromatography, High Pressure Liquid,
pubmed-meshheading:2121692-Liver,
pubmed-meshheading:2121692-Molecular Weight,
pubmed-meshheading:2121692-Neoplasm Metastasis,
pubmed-meshheading:2121692-Neoplasms, Experimental,
pubmed-meshheading:2121692-Peptides,
pubmed-meshheading:2121692-Rats,
pubmed-meshheading:2121692-Tumor Cells, Cultured
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pubmed:year |
1990
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pubmed:articleTitle |
Purification and characterization of tumor invasion-inhibiting factors.
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pubmed:affiliation |
Research Center, Asahi Glass Co., Ltd., Yokohama.
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pubmed:publicationType |
Journal Article,
In Vitro
|