A Study to Investigate HLA-G Targeted Exosome (SOB100) in Healthy Subjects
αHLA-G Exo-01
An Open-label and Dose-escalation Phase I Clinical Study to Evaluate the Tolerability, Safety, and Pharmacokinetics of HLA-G-targeted Exosome (SOB100) in Healthy Subjects
1 other identifier
interventional
15
1 country
1
Brief Summary
The investigational drug, SOB100, is an HLA-G targeted exosome equipped with a nanobody namely anti-HLA-G VHH on the exosome membrane. This is a Phase I dose escalation study to exam the tolerability, safety, and pharmacokinetics in healthy subjects.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at below P25 for phase_1
Started Dec 2025
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
October 19, 2025
CompletedFirst Posted
Study publicly available on registry
October 22, 2025
CompletedStudy Start
First participant enrolled
December 1, 2025
CompletedPrimary Completion
Last participant's last visit for primary outcome
December 1, 2026
ExpectedStudy Completion
Last participant's last visit for all outcomes
March 1, 2027
January 26, 2026
October 1, 2025
1 year
October 19, 2025
January 22, 2026
Conditions
Outcome Measures
Primary Outcomes (5)
Incidence of adverse event (AE)
From start until 3 weeks after the last dose of SOB100
Incidence of serious adverse event (SAE)
From start until 3 weeks after the last dose of SOB100
Incidence of treatment-emergent adverse event (TEAE)
From start until 3 weeks after the last dose of SOB100
Abnormalities in physical examination (PE)
From start until 3 weeks after the last dose of SOB100
Abnormalities in ECG
From start until 3 weeks after the last dose of SOB100
Other Outcomes (3)
Area Under the Curve of SOB100 (AUC)
From baseline to 3 weeks after the last dose of SOB100
Maximum observed plasma concentration of SOB100 (Cmax)
From baseline to 3 weeks after the last dose of SOB100
Half-life of SOB100 (T1/2)
From baseline to 3 weeks after the last dose of SOB100
Study Arms (1)
SOB100
EXPERIMENTALInterventions
Drug: SOB100 Participants will receive SOB100 and evaluate the safety and tolerability of SOB100 during the dose escalation phase.
Eligibility Criteria
You may qualify if:
- Male or female subjects aged ≥ 18 years old
- Overtly healthy subject, who is considered to be generally healthy based on medical history, 12-lead ECG, and physical examinations, as judged by the Investigator
- Able to understand and comply with procedures in the protocol as judged by Investigator and sign the informed consent form (ICF)
- Adequate organ function
You may not qualify if:
- With known or suspected to be hypersensitivity to HLA-G related treatment.
- Confirmed active HIV, HBV, or HCV infection
- With active fungal, bacterial, viral or atypical infection requiring systemic medication
- History of cancer (malignancy) or have ever received any anti-cancer therapy
- Has ever received cell therapy or organ transplantation
- Substance abuse or addictive use of drugs for nonmedical purposes
- Female subject is lactating, has a positive pregnancy test or refuse to practice highly effective contraception
- Male subjects with a female spouse/partner who is of childbearing potential refuse to adopt at least one highly effective method of contraception
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
Parexel International - Baltimore Early Phase Clinical Unit
Baltimore, Maryland, 21225, United States
Central Study Contacts
Study Design
- Study Type
- interventional
- Phase
- phase 1
- Allocation
- NA
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- SINGLE GROUP
- Sponsor Type
- INDUSTRY
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
October 19, 2025
First Posted
October 22, 2025
Study Start
December 1, 2025
Primary Completion (Estimated)
December 1, 2026
Study Completion (Estimated)
March 1, 2027
Last Updated
January 26, 2026
Record last verified: 2025-10
Data Sharing
- IPD Sharing
- Will not share