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Observational study for PD1 expression status on peripheral CD4 T cells and PDCD1 SNP as markers of Mycobacterium tuberculosis infection susceptibility.

Observational study for PD1 expression status on peripheral CD4 T cells and PDCD1 SNP as markers of Mycobacterium tuberculosis infection susceptibility. - Observational study for PD1 expression status on peripheral CD4 T cells and PDCD1 SNP as markers of Mycobacterium tuberculosis infection susceptibility.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000032967
Enrollment
50
Registered
2018-06-13
Start date
2018-06-13
Completion date
Unknown
Last updated
2026-09-14

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

Conditions

Mycobacterium tuberculosis infection

Interventions

Blood sampling for PD1 and PDCD1 expression levels and PDCD1 SNP genotyping at clinical routine sampling.

Sponsors

Respiratory Disease Center, Yokohama City University Medical Center
Lead Sponsor
Department of Respirology, Graduate School of Medicine, Yokohama City University,
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Individuals with Mycobacterium tuberculosis infection who have capability of informed consent

Exclusion criteria

Exclusion criteria: Individuals without capability of informed consent

Design outcomes

Primary

MeasureTime frame
Effects of PD1 and PDCD1 mRNA expression status in peripheral CD4 T cells on anti-tuberculosis chemotherapy.—

Secondary

MeasureTime frame
Effects of PDCD1 SNP genotypes, and PD1 and PDCD1 mRNA expression status in peripheral CD4 T cells on Mycobacterium tuberculosis infection.—

Countries

Japan

Contacts

Public ContactMASAKI YAMAMOTO

Yokohama City University Medical Center Respiratory Disease Center

masakiy@yokohama-cu.ac.jp0452615656

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Sep 19, 2026