HL-60 cells, growing as single cells in suspension, exhibit marked cell-cell adhesion when treated for 24 hours with 10 micrograms/ml RRR-alpha-tocopheryl succinate, also called vitamin E succinate (VES). VES-induced cell-cell adhesion is dependent on divalent cations and a functional cytoskeleton and is protein mediated. Cell adhesion molecules CD11a/CD18, CD11b/CD18, CD29, and CD54 do not appear to be mediating VES-induced cell adhesion. HL-60 cells treated with VES adhere to fibronectin-coated plastic and secrete elevated levels of fibronectin. A 72-kDa fibronectin-binding membrane molecule was detected on VES-treated HL-60 cells, and antibodies to fibronectin were shown to inhibit VES-induced cell aggregation. VES induction of HL-60 cell-cell adhesion is proposed to result from increased amounts of extracellular fibronectin binding to VES-induced cell surface fibronectin-binding molecules.
Vitamin E succinate induction of HL-60 cell adhesion: a role for fibronectin and a 72-kDa fibronectin-binding molecule. Publishing Authors By Initials
Vitamin E succinate induction of HL-60 cell adhesion: a role for fibronectin and a 72-kDa fibronectin-binding molecule. Journal Published:
PUBLICATION TYPE: Research Support, U.S. Gov't,
Journal: Nutrition and cancer
VOLUME: 23
Page Numbers: 43-54
Journal Abbreviation:
ISSN: 0163-5581
DAY: 19
MONTH: 11
YEAR: 1995
Vitamin E succinate induction of HL-60 cell adhesion: a role for fibronectin and a 72-kDa fibronectin-binding molecule. Information
Number of References:
LANGUAGE: eng
NlmUniqueID: 7905040
Vitamin E succinate induction of HL-60 cell adhesion: a role for fibronectin and a 72-kDa fibronectin-binding molecule. Keywords Mesh Terms:
KEYWORDS: Vitamin E
MESH TERMS: pharmacology
Chemical & Substance for Abstract: Vitamin E succinate induction of HL-60 cell adhesion: a role for fibronectin and a 72-kDa fibronectin-binding molecule. Information
Substance Name: Trypsin
Registry Number: EC 3.4.21.4
Grant and Affiliation Information for Vitamin E succinate induction of HL-60 cell adhesion: a role for fibronectin and a 72-kDa fibronectin-binding molecule.
AFFILIATION: Division of Nutritional Sciences, University of Texas at Austin 78712-1097, USA.
Country: UNITED STATES
AGENCY: United States NCI
GRANT: CA-45422
ACRONYM: CA
MEDLINETA: Nutr Cancer
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