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THE EFFECT OF SERUM UPON THE GERMICIDAL ACTION OF SOAPS
1Department of Bacteriology, Hoagland Laboratory, Brooklyn.
The Journal of Experimental Medicine
|October 30, 2009
Summary
Serum components like lipoids and proteins inhibit soap
Area of Science:
- Microbiology
- Biochemistry
Background:
- Understanding the germicidal action of soaps is crucial for disinfection.
- Serum's complex composition can influence antimicrobial efficacy.
Purpose of the Study:
- To investigate how serum components affect the germicidal activity of soaps.
- To characterize the relationship between pH, serum concentration, and soap efficacy.
Main Methods:
- Determining germicidal titers of soaps across a range of pH values.
- Analyzing the effects of varying serum concentrations and specific serum components (calcium, protein, lipoids) on soap activity.
Main Results:
- Serum significantly reduces soap's germicidal titer, with lipoids and proteins being primary inhibitors.
- The inhibitory effect is concentration-dependent and influenced by pH.
- Calcium in serum has a minimal impact on soap efficacy.
Conclusions:
- Serum's inhibitory action on soaps is a complex interaction involving lipoids and proteins.
- These components bind to soaps, reducing their availability for germicidal action.
- Characterizing these interactions is key to understanding soap efficacy in biological environments.
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