ClinicalTrials.gg
RecruitingNCT07076238Updated Sep 1, 2026

Biomarkers of Phage Treatment Response in NTM and Other Infections

An observational study in Nontuberculous Mycobacterial Lung Disease, sponsored by NYU Langone Health. Recruiting at 1 site in United States. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2026-09-01.

Sponsored by NYU Langone Health · Observational

From the registry’s dates

  • Started Jun 2025; still recruiting 1 year 4 months later.
Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
100
Ages
18 Years and older
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-12

Among 181 studies in Bacterial Infections with a site in United States — 12 open to participants now, 15 under way, 2 of them phase 3. Bacterial Infections · United States.

Planned enrollment
17th of 29
100 · median 200
Started
2025
with 5 others
Observational
29 of 181
3 open now
Primary completion
2030-06
later than 13 of 14 live
Registered
175th of 181
by date

Among the 181 studies in Bacterial Infections with a site in United States, this one is the 17th largest by planned enrollment of the 29 observational ones that give a count, is one of 6 that started in 2025, is one of 29 observational ones, reaches primary completion later than 13 of the 14 other live ones, and was the 175th registered.

Bacterial Infections

584 studies on the registry are indexed under Bacterial Infections; 84 are open to participants now.

Browse Bacterial Infections studies →

Open to participants now

12 of the 181 studies in Bacterial Infections with a site in United States are open now. Recruiting first, the newest first:

6 more — sign in →

All 12 open studies →

A study can be open while its sites in United States have not opened yet or have stopped. Only those recruiting at a site in United States →

Who these studies take

Of the 56 Bacterial Infections studies recruiting now, 37 (66%) set no upper age limit and 14 (25%) stop at 75 or younger; 19 take children under 18; 6 take healthy volunteers.

This study: 18 Years and older · all sexes · no healthy volunteers.

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02

Study summary

This study aims to identify biomarkers associated with response to phage therapy for refractory bacterial infections. This includes mycobacteriophage treatment for patients with nontuberculous mycobacterial infections. Blood and airway samples will be obtained from follow up visits of patients with refractory bacterial infections that are considered for phage therapy. Samples will be compared between those that receive phage therapy and those that did not. Biomarkers will include changes in the airway microbiome, transcriptome, inflammatory cytokines, and development of neutralizing antibody against phages. The primary endpoint is to identify biomarkers associated with clinical and/or radiographic improvement and/or culture improvement which includes clearing of cultures or decrease in qualitative or resolution of signs and symptoms of infection after at least 6-8 weeks of bacteriophage therapy.

03

Conditions studied

  • Nontuberculous Mycobacterial Lung Disease

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Keywords

  • Bacteriophage therapy
  • Refractory bacterial infection
04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

Patients with Nontuberculous Mycobacterial (NTM) disease who are considered for treatment with phage therapy will be recruited. Those that have a positive match for their NTM isolate and starts on mycobacteriophage treatment will be considered cases while those that do not have a positive match and/or does not start on mycobacteriophage treatment will be considered controls.

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  1. Adults 18 years of age or older
  2. Provision of appropriate written consent
  3. Willingness and ability to participate in study procedures
  4. Diagnosis of bacterial/mycobacterial infection that meets criteria for treatment (clinical, radiographic, and microbiologic data)
  5. Patients are being considered by clinician for phage therapy as a part of their standard of care

Exclusion criteria

Exclusion Criteria:

  1. Patients under 18 years of age
  2. Pregnant individuals as this population is not considered for phage treatment due to unknown risks of the treatment
  3. Breastfeeding Individuals who are breastfeeding as this population is not considered for phage treatment due to unknown risk to the infant
05

Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
100 participants (estimated)
Patient registry
No
Biospecimen retention
Samples without dna

Groups and cohorts

  • Participants receiving phage therapy

    Participants who have a positive match for their Nontuberculous Mycobacterial (NTM) isolate will start on mycobacteriophage treatment. Blood and leftover and/or discarded airway samples will be obtained from follow up visits of patients.

    Biological: Bacteriophage Treatment

  • Participants not receiving phage therapy

    Participants who don't have a positive match and/or do not start on mycobacteriophage treatment. Blood and leftover and/or discarded airway samples will be obtained from follow up visits of patients.

Interventions

  • BiologicalBacteriophage Treatment

    Participants who have a positive match for their NTM isolate will start on mycobacteriophage treatment per prescribed treatment regimen.

06

What researchers measure

Primary outcomes

  1. Biomarkers associated with clinical and/or radiographic improvement and/or culture improvement

    Improvement includes clearing of cultures or decrease in qualitative or resolution of signs and symptoms of infection after at least 6-8 weeks of bacteriophage therapy.

    Time frame: End of study (up to 2 years)

Secondary outcomes

  1. Biomarkers associated with the development of neutralization antibodies

    Time frame: End of study (up to 2 years)

07

Study locations

1 of 1 sites recruiting
08

References and documents

Individual participant data

Plan to share: Yes — The de-identified participant data from the final research dataset will be shared upon reasonable request beginning 3 months and ending 5 years following article publication, provided the requesting investigator executes a data use agreement with NYU Langone Health. This instance of data sharing will also require separate IRB review as well as review from NYU Langone's Data Sharing Strategy Board (DSSB). Requests should be directed to: Doreen.Addrizzo@nyulangone.org. The protocol and statistical analysis plan will be posted on Clinicaltrials.gov only as required by federal regulation or supporting awards and agreements.

Supporting information: Study protocol, Statistical analysis plan

Time frame: Beginning 3 months and ending 5 years following article publication

Access criteria: The investigator who proposed to use the data will be granted access upon reasonable request. Requests should be directed to Doreen.Addrizzo@nyulangone.org. To gain access, data requestors will need to sign a data access agreement. This instance of data sharing will also require separate IRB review as well as review from NYU Langone's DSSB.

No publications or documents are linked to this record.

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Started Jun 2025 (actual). Primary completion is estimated for Jun 2030, 60 months after the start.

Of 73 non-industry observational studies under Bacterial Infections, half reached primary completion within 23 months of starting (the median), counting those still running; a quarter within 12 and three quarters within 44. This study's planned 60 months is above that.

Counting every sponsor, half of 80 studies reached it within 22 months; a quarter within 12 and three quarters within 38.

How these figures are worked out, and which studies are left out of them.

Registered
Jul 14, 2025
First posted
Jul 22, 2025
StartActual
Jun 25, 2025
Primary completionEst.
Jun 25, 2030
CompletionEst.
Jun 25, 2032
Last update
Sep 1, 2026
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Sep 1, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT07076238
Lead sponsor
NYU Langone Health
Responsible party
Sponsor
First posted
Jul 22, 2025
Start date
Jun 25, 2025
Primary completion
Jun 25, 2030 (estimated)
Completion
Jun 25, 2032 (estimated)
Last update
Sep 1, 2026

Study contacts

Doreen Addrizzo-Harris, MD, FCCP
Contact
Doreen.Addrizzo@nyulangone.org
212-263-6479
Lira Gutierrez
Contact
Lira.Gutierrez@nyulangone.org
347-306-4168
Doreen Addrizzo-Harris, MD, FCCP
principal investigator · NYU Langone Health

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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