In vitro response of osteoblast-like cells to hydroxyapatite-zinc oxide polyacrylic acid cements

J Tony Pembroke, S. Kenny, M. Buggy, R. Hill, P. V. Hatton

Research output: Contribution to journalArticlepeer-review

Abstract

The responses of an osteoblast-like cell line to hydroxyapatite-zinc oxide-polyalkonate cement composites were investigated. The experiments demonstrated that zinc-based cements were cytotoxic in vitro under certain conditions. The setting of these cements involved neutralisation of acid groups on the water-soluble polyacrylic acids (PAA) by the base consisting of zinc oxide or a mixture of zinc oxide and hydroxyapatite (HA). It was found that as the HA content of the cements increased, an increase in the dissolution behaviour of the cements occurred.

Original languageEnglish (Ireland)
Pages (from-to)347-352
Number of pages6
JournalKey Engineering Materials
Volume218-220
Publication statusPublished - 2002
Event14th International Symposium on Ceramics in Medicine-Annual Meeting of the International Society for Ceramics in Medicine BIOCERAMICS'01 (ISCM) - Palm Springs, CA, United States
Duration: 14 Nov 200117 Nov 2001

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