P. gingivalis passive immunization using egg yolk antibodies

The effects of anti-porphyromonas gingivalis egg yolk antibodies in patients with periodontal disease

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN67349927

Enrollment

Registered

2015-03-28

Start date

2008-05-01

Completion date

Unknown

Last updated

2016-10-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Periodontal disease Oral Health

Interventions

Eligible subjects (mean age, 51.0 ± 8.5 years

range, 36-66 years) were allocated randomly to the test and control groups according to gender, age, and smoking status, using a randomization table. All subjects had at least two probing pockets with

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. At least 2 sites of peridontal disease

Exclusion criteria

Exclusion criteria: 1. Less than 20 teeth 2. Taking medicine 3. Systematic disease 4. Food allergy 5. Need dental treatment

Design outcomes

Primary

Measure	Time frame
Periodontal tissue conditions Measured at baseline, 4 weeks and 12 weeks.	—

Secondary

Measure	Time frame
Periodontopathic bacterial number Measured at baseline, 4 weeks and 12 weeks.	—

Countries

Japan

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026