Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
MTT assay for bone cements containing nanoparticles as ratio between OD540 of samples containing paraben nanoparticles (7% w/w for PMMA, 5% w/w for hydroxyapatite and 1% w/w for brushite) and control (same type of bone cement without nanoparticles).
Abbreviations: NP, nanoparticle; OD540, optical density at 540 nm; PMMA, poly(methyl methacrylate).
