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Preliminary investigation of concerning human immune parameters.

Preliminary investigation of concerning human immune parameters. - Preliminary investigation of concerning human immune parameters.

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000045264
Enrollment
66
Registered
2021-08-28
Start date
2021-08-28
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Male/female adults

Interventions

None listed

Sponsors

CPCC Company Limited
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1)Males and females aged more than or equal to 20, and less than 80 when obtaining the consent. (2)Non-smokers for more than 1 year. (3)Subjects with a BMI of not less than 18.5 kg/m^2, but less than 35.0 kg/m^2. (4)Subjects who can comply with the dietary and behavioral restrictions on the day before and the day of the test. (5)Subjects who can understand the study protocol and agree to participate in the study, by written informed consent prior to the study.

Exclusion criteria

Exclusion criteria: (1)Subjects who are regularly consuming food for specified health uses (FOSHU), food with function claims, supplement and/or health foods which would affect the study results for more than 3 days a week. (2)Subjects who have a plan or who have taken medication (e.g., antibiotics, steroids, antihistamines), which would affects the study results. (3)Subjects who take excessive alcohol. (4)Subjects who are participating or have participated in another clinical study with medicine/food within the last 4 weeks before this study, or are planning to join those after giving informed consent. (5)Subjects who will be vaccinated with various vaccines during the month leading up to the test-1 and during the test period (e.g., those who are waiting for an appointment or standby for coronavirus vaccination). (6)Subjects who have current medical history/anamnesis of severe cardiac, hepatic, renal or digestive diseases. (7)Subjects who are pregnant, lactating, or intend to become pregnant during the study period. (8)Subjects who are allergic to drugs or foods. (9-11)Subjects who have been donated their blood components and/or whole blood prior to the pre-inspection as follows: - males/females: 200 mL of blood components within a month - males: 400 mL of whole blood within the last 3 months - females: 400 mL of whole blood within the last 4 months. (12-13)Subjects who have been donated their blood within the last 12 months, which would reaches to the following volume after adding their blood amount planning to be collected in this study; - males: 1,200 mL - females: 800 mL (14)Subjects with systolic blood pressure of 180 mmHg or higher, and/or diastolic blood pressure of 110 mmHg or higher. (15) Others who have been determined ineligible by principal/sub investigator.

Design outcomes

Primary

MeasureTime frame
Immune cell analysis: expression analysis of cell surface marker in PBMC

Secondary

MeasureTime frame
Antibody testing of saliva and serum: antibodies specific to various antigens (microbes and allergens)

Countries

Japan

Contacts

Public ContactMakoto Ichinohe

CPCC Company Limited Clinical Planning Department

cpcc-contact@cpcc.co.jp+81-3-5297-3112

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026