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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4541
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pubmed:dateCreated |
1982-5-21
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pubmed:abstractText |
The ornithine decarboxylase inhibitor DL-alpha-difluoromethyl ornithine inhibited a proliferation-associated increase in ornithine decarboxylase activity in cultured human promyelocytic leukemia cells, resulting in a marked suppression of cell proliferation and subsequent cell loss. It also inhibited increases in ornithine decarboxylase activity associated with the phorbol ester-induced conversion of promyelocytic HL-60 cells to monocyte-like cells and the retinoic acid-induced conversion to granulocyte-like cells. However, the inhibition of ornithine decarboxylase activity did not prevent cellular differentiation. These results suggest that polyamine biosynthesis has a specific role in cell proliferation rather than in inducing differentiation that is not accompanied by proliferation. The data also demonstrate that cessation of proliferation in HL-60 cells is not necessarily associated with differentiation.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Carboxy-Lyases,
http://linkedlifedata.com/resource/pubmed/chemical/Ornithine Decarboxylase,
http://linkedlifedata.com/resource/pubmed/chemical/Polyamines,
http://linkedlifedata.com/resource/pubmed/chemical/Tetradecanoylphorbol Acetate,
http://linkedlifedata.com/resource/pubmed/chemical/Tretinoin
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pubmed:status |
MEDLINE
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pubmed:month |
Apr
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pubmed:issn |
0036-8075
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
2
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pubmed:volume |
216
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
75-7
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pubmed:dateRevised |
2007-11-15
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pubmed:meshHeading |
pubmed-meshheading:6950518-Carboxy-Lyases,
pubmed-meshheading:6950518-Cell Adhesion,
pubmed-meshheading:6950518-Cell Differentiation,
pubmed-meshheading:6950518-Cell Division,
pubmed-meshheading:6950518-Cells, Cultured,
pubmed-meshheading:6950518-Female,
pubmed-meshheading:6950518-Granulocytes,
pubmed-meshheading:6950518-Humans,
pubmed-meshheading:6950518-Leukemia, Myeloid, Acute,
pubmed-meshheading:6950518-Macrophages,
pubmed-meshheading:6950518-Ornithine Decarboxylase,
pubmed-meshheading:6950518-Polyamines,
pubmed-meshheading:6950518-Tetradecanoylphorbol Acetate,
pubmed-meshheading:6950518-Tretinoin
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pubmed:year |
1982
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pubmed:articleTitle |
Ornithine decarboxylase: essential in proliferation but not differentiation of human promyelocytic leukemia cells.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.
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