A study to detect pathogenic activity of autoantibodies in connective tissue diseases.

A study to detect pathogenic activity of autoantibodies in connective tissue diseases. - pathogenic activity of autoantibodies

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000032303

Enrollment

Registered

2018-10-01

Start date

2018-05-01

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

systemic lupus erythematosus, anti phospholipid syndrome, systemic sclerosis, mixed connective tissue disease, vasculitis syndrome

Interventions

We obtain about 10 ml of peripheral blood sample from the patients. If necessary, repeat the sampling once again after several months interval. We obtain about 10 ml of peripheral blood sample from

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: patients with above described diseases, and healthy controls

Exclusion criteria

Exclusion criteria: people who decline to participate in this study

Design outcomes

Primary

Measure	Time frame
not applicable, because this is an in vitro study.	—

Countries

Japan

Contacts

Public ContactTetsuo Kubota

Tokyo Medical and Dental University Graduate School of Medical and Dental Sciences

tetsuo.kubota.mtec@tmd.ac.jp03-5803-4773

Outcome results

None listed

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