Tegatrabetan in Osteosarcoma, Recurrent: NCT07144254 Clinical Landscape Report 2026

28 September 2026
9 min read

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This Clinical Landscape Report was built with PatSnap Life Sciences MCP workflows. Clinical Trials MCP supplies protocol and result records, Drug & Asset MCP adds asset context, and Company & Deal Intelligence MCP resolves sponsor background. Use the same structured MCP building blocks in your research workflow.

Data snapshot: 28 September 2026. This strategic research report is not medical, regulatory or investment advice. Trial status and dates can change.

Phase 1

Clinical phase

Recruiting

Recruitment status

24

Planned enrollment

2028-05-01

Primary-completion proxy

Executive view

NCT07144254 evaluates Tegatrabetan in Osteosarcoma, Recurrent. The disclosed sponsor is Emory University, the design is Interventional, and the geographic footprint is United States. The first listed primary endpoint is Maximum dose tolerated, assessed over upto day 21.

The key landscape question is whether this protocol can generate a clinically interpretable signal relative to nearby programs. Phase alone is not a measure of evidence quality. Endpoint relevance, comparator choice, masking, enrollment feasibility, patient selection, country coverage and follow-up must be considered together.

PatSnap MCP Servers make this assessment reproducible by keeping protocol facts, result evidence, asset attributes and sponsor identity in separate structured calls.

How the MCP evidence stack was assembled

Clinical Trials MCP clinical_trial_fetch retrieved the design, outcomes, phase, status, enrollment, sponsor, countries and timing for NCT07144254 and selected peers. clinical_trial_result_fetch supplied detailed result records from the wider Osteosarcoma, Recurrent landscape. Drug & Asset MCP drug_fetch was queried for Tegatrabetan, while Company & Deal Intelligence MCP organization_fetch was queried for Emory University.

This separation reduces a common diligence error: treating a registry label, a company description or a result excerpt as if each represented the complete evidence package. Explore the source workflow at the PatSnap MCP marketplace.

Trial landscape table

TrialAsset / interventionPhase / statusSponsorGeographyPrimary endpointReadout proxy
NCT07144254TegatrabetanPhase 1 / RecruitingEmory UniversityUnited StatesMaximum dose tolerated
upto day 21
2028-05-01
NCT07224568SC-CAR.GPC3xIL15.21 CAR T cells(Seattle Children's Hospital)Phase 1 / Not yet recruitingSeattle Children's HospitalUnited StatesThe number of successfully manufactured SC-CAR.GPC3xIL15.21 T cell products will be assessed
28 days
2030-08-01
NCT07222735Fludarabine PhosphatePhase 1 / RecruitingSt. Jude Children's Research Hospital, Inc.United StatesDose limiting toxicity (DLT) rate
up to 4 weeks after CAR T cell infusion
2030-11-05
NCT07211737i15.NKG2D.zeta-NK cells(Baylor College of Medicine)Phase 1 / RecruitingBaylor College of MedicineUnited StatesDose-limiting toxicity (DLT) rate
4 weeks post-CAR-T cell infusion
2029-04-01
NCT07205185Anlotinib DihydrochloridePhase 2 / Not yet recruitingFudan UniversityGeography not reportedORR
up to 2 years
2027-12-31

The table aligns endpoints, sponsors, phases, geographies and readout proxies. It is descriptive, not a head-to-head efficacy comparison. Differences in population, baseline risk, intervention schedule and follow-up can dominate apparent cross-trial differences.

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Protocol design and endpoint interpretation

NCT07144254 is a Phase 1, recruiting study with 24 planned participants. Allocation is N/A, masking is None (Open Label), and the intervention model is Single Group Assignment.

The primary endpoint is “Maximum dose tolerated” over “upto day 21.” The retrieved endpoint description is: The maximum tolerated dose (MTD) of Tegavivint administered intravenously over 4 hours on days 1, 8, and 15 at the dose level assigned at study entry in combination with gemcitabine. The MTD is empirically defined as the highest dose level at which no more than one patient is experiencing a dose-limiting toxicity (DLT) and the next higher dose level has been determined to be too toxic. The MTD will be determined during Cycle 1 (each cycle is 21 days).

Interpretation should test whether the endpoint captures a clinically meaningful change, whether its time horizon matches the proposed biology, and whether treatment discontinuation or missing data can bias the estimate. The planned enrollment of 24 should be assessed against expected effect size, event frequency, multiplicity, subgroup plans and attrition.

No named control drug was returned in the protocol field set. A placebo comparator can strengthen internal efficacy assessment, while an active comparator may better test clinical differentiation. Single-arm and open-label programs require greater weight on objective outcomes, independent assessment and external benchmarks.

Indexed readouts in the surrounding landscape

5 recent result records were selected as contextual evidence for Osteosarcoma, Recurrent. These records do not establish direct evidence for NCT07144254 unless the registration number matches.

Long-term Results of Multiantigen Stimulated Cell Therapy I, Alone or in Combination with Chemotherapy, as First-line Maintenance Therapy in Advanced Sarcoma: A Multicenter, Phase…

Phase 1; n=31; mOS = 33.8 Month Source: https://pubmed.ncbi.nlm.nih.gov/42545754/

A Phase III Study in Subjects With Relapsing Forms of Multiple Sclerosis (RMS) to Asses Efficacy, Safety and Tolerability of GA Depot, a Long Acting IM Injection of Glatiramer Ace…

Phase 3; n=1016; ARR(Mean) = 0.182 Relapses per participant per year (Standard Error, 0.022); ARR(Mean) = 0.260 Relapses per participant per year (Standard Error, 0.029) Source: https://clinicaltrials.gov/ct2/show/results/NCT04121221

Real-world efficacy of fixed-dose weekly paclitaxel for AIDS-associated Kaposi Sarcoma: a 16-year cohort study in Rio de Janeiro, Brazil

Not Applicable; n=176; CR = 58.0 % Source: https://programme.aids2026.org/Abstract/Abstract/?abstractid=10933

Result fields should be reconciled with the source record before quantitative comparison. Population definitions, analysis sets, dose cohorts, estimands, confidence intervals, rescue therapy and follow-up can materially change the meaning of a numerical endpoint. Clinical Trials MCP supports repeatable refreshes as result records change.

Asset and sponsor context

Tegatrabetan is indexed as Small molecule drug with TBL1X biology and a global stage of Phase 2. The asset profile lists Iterion Therapeutics, Inc. as an originator or developer.

Emory University is indexed in United States with the website http://www.emory.edu. Emory University is an institute of higher learning and a private research university. The record lists 210 development-stage drug assets.

For execution diligence, monitor sponsor ownership, collaborator additions, site expansion, protocol amendments and enrollment revisions. A change in ownership or geography can alter operational confidence as well as the commercial meaning of a future readout.

Development white space

  1. Endpoint white space. Determine whether a more patient-relevant outcome, longer durability window or blinded central assessment would resolve uncertainty left by the current endpoint.
  2. Population white space. Test biomarker-defined, treatment-line or risk-stratified subgroups where effect size and unmet need could be clearer.
  3. Comparator white space. Identify whether the study can support differentiation against the current standard of care rather than only activity against baseline or placebo.
  4. Geographic white space. Assess whether the disclosed footprint supports recruitment, regulatory transferability and commercial generalizability.
  5. Sequencing white space. Clarify whether Tegatrabetan is intended for monotherapy, combination, maintenance, rescue or an earlier treatment line.

White space should be framed as an unanswered development question, not merely an unoccupied mechanism label. A credible program closes a measurable clinical uncertainty with a design that can be executed and interpreted.

Strategic implications and next readouts

For sponsors, the endpoint hierarchy, safety window, enrollment pace and protocol amendment history should all support the same target product profile. Advancement criteria should be set before the readout and tied to clinical effect, uncertainty, tolerability and operational feasibility.

For business-development teams, differentiation may come from a sharper population, stronger comparator, more durable benefit, simpler delivery or clearer sequencing role. For investors, the central risk is evidence quality relative to time and capital, not the phase label in isolation.

Track recruitment status, enrollment changes, primary-completion timing, endpoint revisions, new result records, sponsor ownership and collaborator changes. Re-run the PatSnap MCP workflow when a surrogate becomes a clinical outcome, a single-country study expands, the comparator changes or a new result materially shifts the competitive benchmark.

Source trail and bottom line

Anchor trial: NCT07144254
Protocol source: https://clinicaltrials.gov/study/NCT07144254
MCP sources: Clinical Trials MCP (clinical_trial_fetch and clinical_trial_result_fetch); Drug & Asset MCP (drug_fetch); Company & Deal Intelligence MCP (organization_fetch).
Data snapshot: 28 September 2026.

Tegatrabetan in Osteosarcoma, Recurrent is best understood through the interaction of protocol design, surrounding readouts, asset context and sponsor execution. The current record makes Maximum dose tolerated and 2028-05-01 the leading decision points.

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