Bifidobacterium Dentium
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Morphology | Gram-positive, nonmotile, nonspore-forming, small, slender rods that occasionally are arranged in a V shape, groups, or independent colonies. |
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Disease
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Anaerobic infections, can cause tooth decay in humans. |
Zoonosis
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None reported. |
Host Range | Humans. |
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Modes of Transmission
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Fecal-oral route.
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Signs and Symptoms |
Abdominal pain, fever. |
Infectious Dose | unknown |
Incubation Period | unknown |
Prophylaxis |
Used as a probiotic.
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Vaccines |
None available.
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Treatment | penicillin, ampicillin, amoxicillin/clavulanic acid, piperacillin/tazobactam, imipenem, and clindamycin |
Surveillance |
Monitor for symptoms. Diagnosis can be confirmed by PCR.
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MSU Requirements
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Report any exposures.
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Laboratory Acquired Infections (LAIs) | None have been reported.
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Sources |
Oral cavity, mucus layer of the gastrointestinal tract. Cultures, frozen stocks, other
samples described in IBC protocol.
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BMBL
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https://www.cdc.gov/labs/bmbl/?CDC_AAref_Val=https://www.cdc.gov/labs/BMBL.html |
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NIH
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NIH Guidelines
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Risk Group 2
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Agents that are associated with human disease which is rarely serious and for which preventive or therapeutic interventions are often available. |
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BSL2
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For all procedures involving suspected or known infectious specimen or cultures.
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ABSL2
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For all procedures utilizing infected animals.
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Small
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Notify others working in the lab. Remove PPE and don new PPE. Cover area of the spill
with absorbent material and add fresh 1:10 bleach:water. Allow 20 munutes (or as directed)
of contact time. After 20 minutes, cleanup and dispose of materials.
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Large
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Mucous membrane
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Flush eyes, mouth, or nose for 5 minutes at eyewash station.
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Other Exposures
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Wash area with soap and water for 5 minutes.
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Reporting |
Immediately report incident to supervisor, complete a First Report of Injury form, and submit to Safety and Risk Management.
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Medical Follow-up
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During business hours: Bridger Occupational Health 3406 Laramie Drive. Weekdays 8am -6pm. Weekends 9am-5pm
After business hours: Bozeman Deaconess Hospital Emergency Room 915 Highland Blvd Bozeman, MT |
Disinfection |
0.5% sodium hypochlorite (1:10 bleach:water), 70% ethanol
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Inactivation |
moist heat (15 minutes at 121oC) and dry heat (1 hour at 160-170oC).
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Survival Outside Host
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Unknown.
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Minimum PPE Requirements
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Lab coat, disposable gloves, safety glasses, closed toed shoes, long pants
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Additional Precautions
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Additioanl PPE may be required depending on lab specific SOPs and IBC Protocol. |