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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
1
pubmed:dateCreated
2006-1-25
pubmed:abstractText
Doxorubicin was encapsulated into liposomes composed of hexadecylphosphocholine:egg yolk phosphatidylcholine:stearylamine (HePC.EPC:SA) 10:10.0.1 (molar ratio) (1) and EPC:SA 10:0.1 (molar ratio) (2). Liposomal formulations 1 and 2, as well as free doxorubicin and free HePC, were tested in vitro against HCT116 human colon cancer cell lines and peripheral blood mononuclear cells (PBMCs) obtained from healthy donors, using the sulphorodamine B assay. The activity of doxorubicin was retained or slightly improved when entrapped into liposomes 1 and 2, while liposomal formulation 1 incorporating doxorubicin was found to be less toxic against normal cells. The liposomes were tested in vivo against human colon cancer xenografts in scid mice. The antitumor activities of liposomes 1 and 2 were statistically similar to that of free doxorubicin, but their toxicity was significantly lower. Based on these results, the combination of HePC and doxorubicin in one liposomal formulation may be justified for further evaluation.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
0258-851X
pubmed:author
pubmed:issnType
Print
pubmed:volume
20
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
129-35
pubmed:meshHeading
pubmed:articleTitle
Antitumor activity of doxorubicin encapsulated in hexadecylphosphocholine (HePC) liposomes against human xenografts on Scid mice.
pubmed:affiliation
Department of Pharmaceutical Technology, School of Pharmacy, National and Kapodistrian University of Athens, Panepistimiopolis, Zografou, 15771, Athens, Greece.
pubmed:publicationType
Journal Article