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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
8
pubmed:dateCreated
2004-6-18
pubmed:abstractText
The novel multiple myeloma (MM) cell line MOLP-8 carrying the t(11;14) (q13;q32) was established from the peripheral blood of a 52-year-old Japanese male patient with Bence-Jones delta/lambda type MM (stage IIIA with hyperammonemia). The growth of MOLP-8 cells is constitutively independent of exogenous growth factors or feeder cells. MOLP-8 cells grow mainly as free floating single cells and slightly adherent on the bottom of the plastic culture flask. Wright-Giemsa-stained MOLP-8 cells show the typical plasma cell morphology with abundant cytoplasm, heterogeneous cell size and one to three nuclei. The immunoprofile of MOLP-8 corresponds to that seen typically in primary MM cells: positive for cytoplasmic immunoglobulin (Ig) delta/lambda chains, CD10, CD29, CD38, CD40, CD44, CD49b, CD49d, CD54, CD56, CD58, CD71, CD138 and PCA-1; the cells were negative for surface Igs and various other B-cell, T-cell and myelomonocyte-associated immunomarkers. CD28 became positive after co-culture of MOLP-8 cells with bone marrow adherent stromal (BST) feeder cells for a week. About 30% of MOLP-8 cells adhered strongly to the BST cells, but the cellular adhesion was clearly inhibited by addition of either anti-CD29 or anti-CD106 monoclonal antibody, suggesting a specific cellular adhesion through alpha4beta1-integrin-VCAM-1 interaction. The novel MOLP-8 cell line together with the present myeloma cell lines will present useful model systems in the investigation of the biology of MM.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Aug
pubmed:issn
0145-2126
pubmed:author
pubmed:issnType
Print
pubmed:volume
28
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
869-77
pubmed:dateRevised
2005-11-17
pubmed:meshHeading
pubmed-meshheading:15203285-Antigens, CD, pubmed-meshheading:15203285-Antigens, CD28, pubmed-meshheading:15203285-Antigens, Surface, pubmed-meshheading:15203285-Cell Adhesion, pubmed-meshheading:15203285-Cell Division, pubmed-meshheading:15203285-Chromosomes, Human, Pair 11, pubmed-meshheading:15203285-Chromosomes, Human, Pair 14, pubmed-meshheading:15203285-Humans, pubmed-meshheading:15203285-Immunoglobulin delta-Chains, pubmed-meshheading:15203285-Immunoglobulin lambda-Chains, pubmed-meshheading:15203285-Integrins, pubmed-meshheading:15203285-Karyotyping, pubmed-meshheading:15203285-Male, pubmed-meshheading:15203285-Middle Aged, pubmed-meshheading:15203285-Multiple Myeloma, pubmed-meshheading:15203285-Plasma Cells, pubmed-meshheading:15203285-Stromal Cells, pubmed-meshheading:15203285-Translocation, Genetic, pubmed-meshheading:15203285-Tumor Cells, Cultured, pubmed-meshheading:15203285-Vascular Cell Adhesion Molecule-1
pubmed:year
2004
pubmed:articleTitle
Induction of CD28 on the new myeloma cell line MOLP-8 with t(11;14)(q13;q32) expressing delta/lambda type immunoglobulin.
pubmed:affiliation
Fujisaki Cell Center, Hayashibara Biochemical Labs., Inc., 675-1 Fujisaki, Okayama 702-8006, Japan. yomatsuo@hayashibara.co.jp
pubmed:publicationType
Journal Article