Abstract
We tested whether propofol or Intralipid inoculated with Staphylococcus epidermidis would promote bacterial growth within an intravenous (IV) injection hub, a site prone to bacterial contamination. In tubes incubated under optimal conditions, S epidermidis exhibited growth in Intralipid, but not in propofol. In contrast, within the IV hub incubated with either propofol or intralipid at room temperature, S epidermidis bacterial numbers declined with time, and virtually no contamination remained after 12 hours. These data suggest that certain IV lines are inhospitable for S epidermidis.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Drug Contamination*
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Emulsions / administration & dosage
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Emulsions / analysis
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Equipment Contamination*
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Injections, Intravenous
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Microbial Viability
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Phospholipids / administration & dosage
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Phospholipids / analysis*
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Propofol / administration & dosage
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Propofol / analysis*
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Soybean Oil / administration & dosage
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Soybean Oil / analysis*
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Staphylococcus epidermidis / growth & development*
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Time Factors
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Vascular Access Devices / microbiology*
Substances
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Emulsions
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Phospholipids
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soybean oil, phospholipid emulsion
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Soybean Oil
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Propofol