DOI: 10.1128/AEM.64.9.3503-3506.1998
Article Figures & Data
Tables
- Table 1.
Amine fluoride and inorganic fluoride concentrations in solutions used for antimicrobial activity testing
Active ingredients of solutionsa Concn of amine (mg liter−1) Amt of amine (mol) Concn of inorganic cation (mg liter−1) Amt of inorganic cation (mol) Olaflur (C27H60F2N2O3) 3,250 0.0071 Oleaflur (C22H45FNO2) 4,671 0.013 Steraflur (C22H47FNO2) 4,697 0.013 Olaflur-tin(II) fluoride 1,625 0.0035 390 0.0033 Olaflur-zinc fluoride 1,625 0.0035 215 0.0033 Zinc fluoride 430 0.0066 ↵a All solutions had a fluoride concentration of 250 mg liter−1.
- Table 2.
Susceptibility of S. sanguis to amine fluorides and amine fluoride-inorganic fluoride combinations
Organism group and forma Presence of sucrose in medium Mean CFU recovered after incubation withb: Deionized water Olaflur-tin(II) fluoride Olaflur-zinc fluoride Zinc fluoride Olaflur Oleaflur Steraflur Basal medium A, planktonic No (4.8 ± 0.1) × 106 0 0 (4.6 ± 1.3) × 106 0 0 0 (5.0 ± 0.3) × 106 B, biofilm derived No (1.4 ± 0.1) × 107 0 0 (8.7 ± 1.8) × 106 0 0 0 (7.3 ± 1.5) × 106 C, intact biofilm No (3.5 ± 2.1) × 107 (2.7 ± 1.3) × 106 (1.9 ± 1.1) × 106 (2.9 ± 0.8) × 107 (5.3 ± 2.8) × 103 (2.2 ±0.2) × 104 (8.4 ± 6.8) × 105 (9.8 ± 4.5) × 106 D, planktonic Yes (5.4 ± 1.5) × 106 (7.8 ± 2.3) × 105 (7.4 ± 5.8) × 104 (4.4 ± 1.6) × 106 (4.8 ± 8.1) × 104 (6.0 ± 8.4) × 103 (5.3 ± 6.5) × 104 (4.0 ± 1.5) × 106 E, intact biofilm Yes (5.3 ± 4.2) × 107 (2.8 ± 0.4) × 106 (1.5 ± 0.9) × 107 (4.0 ± 3.2) × 107 ↵a Planktonic cultures were grown by continuous culture. Biofilm-derived culture was grown in the GPT device. Biofilms were grown in the CDFF.
↵b Fluoride-containing solutions (i.e., all media except deionized water and basal medium) were adjusted to 250 mg of fluoride liter−1. Values are means of viable counts from triplicate runs of each device.
