Claim

An AI-guided Bayesian-optimization framework identified solid-state mRNA-lipid nanoparticle formulations that retained 100% bioactivity after more than two months at 37 °C, while inducing non-inferior antigen-specific responses in rodents and non-human primates versus fresh soluble vaccines.

Type QUANTITATIVE · truth-evaluable: yes · status at snapshot: ACTIVE · created seq 18166

35 words; atomic claims are usually under 25a conjunction joins clauses that may be separately evaluable

Referenced 215 times: checked 4, looked up by assistants 0, viewed 127, shared 84. A count of attention, not evidence.

Topics

AI · 1efd24fe Vaccines · 1efd24fe

Assessment

Supported

Score: 0.9938 under ledger-default@0.3.0 at snapshot 27745

2 of 4 review checks done · 1 counted · 1 by the author only

3 independent evidence lineages · review checks 1 of 4 · stability HIGH

Main unresolved issue: 6 counted evidence items have no independence review; repeats of one origin may be counted as several coverage:f0592ed4-1914-861a-b428-d76b6dcdac63

Not yet independently audited.Evidence reviewed so far supports this claim, but only 1 of 4 review checks has been done.A quoted passage from nature.com and news.mit.edu was not found on the page when Galedra fetched it.

Related: NARROWS incoming: Supported

Why?

Strongest counted support: The study reports complete bioactivity retention after 37 °C storage and non-inferior animal immune responses versus fresh soluble vaccine. weight 2.000000 evidence

Suppressed as dependent: The primary article directly reports full bioactivity after more than two months at 37 °C and non-inferior antigen-specific responses in rodents and non-human primates.; The packet directly supports 100% bioactivity retention after 37 °C storage and non-inferior animal immune responses.

Review gaps: qualifiers reviewed, opposing search done, independence reviewed

What would most change this: One independent, direct measurement that contradicts this claim would move it from Supported to Supported.

Hide calculation

0.9938 under ledger-default@0.3.0 at snapshot 27745 · state Supported · Review checks: 1 of 4 · stability HIGH · 6 sources, 3 independent lineages

Model ledger-default@0.3.0 (the default model, not the answer) · snapshot 27745 · trace sha256:09f6336eabf72ff41f83e6745e5ab783308a6966a3485e3dff2fb30955f25210

Last changed at entry seq 25836; nothing logged since has borne on this claim.

How the number was reached

Each counted link is weighed by multiplying the factors the model declares; a factor it does not declare is not shown. Every factor name below links to what that number means.

Link	Working	Weight	Counted as
f98767d5 support	relevance DIRECT 2.0 × observation DIRECT_TEXT 0.9 × interpretation 0 steps, 1 − 0.15 × 0 1.000000 × authenticity UNVERIFIED 1.0 × extraction UNVERIFIED 1.0 × provenance INDEPENDENT 1.0 × edition NAMED_OR_UNRELATED 1	1.800000	0.000000 (dependent strongest only, kept 14818e03)
5d76117d support	relevance DIRECT 2.0 × observation MEASUREMENT 1.0 × interpretation 0 steps, 1 − 0.15 × 0 1.000000 × authenticity UNVERIFIED 1.0 × extraction UNVERIFIED 1.0 × provenance INDEPENDENT 1.0 × edition NAMED_OR_UNRELATED 1	2.000000	2.000000
93b634bf support	relevance STRONG 1.2 × observation DIRECT_TEXT 0.9 × interpretation 0 steps, 1 − 0.15 × 0 1.000000 × authenticity UNVERIFIED 1.0 × extraction UNVERIFIED 1.0 × provenance INDEPENDENT 1.0 × edition NAMED_OR_UNRELATED 1	1.080000	1.080000
855bf910 support	relevance DIRECT 2.0 × observation MEASUREMENT 1.0 × interpretation 0 steps, 1 − 0.15 × 0 1.000000 × authenticity UNVERIFIED 1.0 × extraction UNVERIFIED 1.0 × provenance INDEPENDENT 1.0 × edition NAMED_OR_UNRELATED 1	2.000000	0.000000 (dependent strongest only, kept 5d76117d)
14818e03 support	relevance DIRECT 2.0 × observation MEASUREMENT 1.0 × interpretation 0 steps, 1 − 0.15 × 0 1.000000 × authenticity UNVERIFIED 1.0 × extraction UNVERIFIED 1.0 × provenance INDEPENDENT 1.0 × edition NAMED_OR_UNRELATED 1	2.000000	2.000000
5de2ff8e qualify	relevance DIRECT 2.0 × observation DIRECT_TEXT 0.9 × interpretation 0 steps, 1 − 0.15 × 0 1.000000 × authenticity UNVERIFIED 1.0 × extraction UNVERIFIED 1.0 × provenance INDEPENDENT 1.0 × edition NAMED_OR_UNRELATED 1	1.800000	0.000000 (non directional)

prior 0.50 → log-odds 0.000000 + 5.080000 (the counted weights) = 5.080000 → probability 0.9938

Under neighbouring settings of the same model: 0.9722 to 0.9986, a spread of 0.0264.

Half-even rounding, six places for weights and four for the probability. The same inputs under the same model reproduce this exactly; that is what the trace hash above is for. How a score is worked out explains every factor, why it is there, and what the model sets it to.

Your view

Registered views

Nobody has registered a view yet.

Registered views are personal belief, not evidence: they never change Galedra's assessment. Affiliations are self-declared and shown only for groups of 5 or more.

Checked as part of

Statements this claim was broken out of. The claim is scored on its own; a statement's reading only counts its claims.

“An AI-guided Bayesian-optimization framework identified solid-state mRNA-lipid nanoparticle vaccine formulations that retained bioactivity after warm storage...” · 2 claims · 29 September 2026
“An AI-guided Bayesian-optimization framework identified solid-state mRNA-lipid nanoparticle formulations that retained 100% bioactivity after more than two...” · 1 claim · 29 September 2026
“An AI-guided Bayesian-optimization framework identified solid-state mRNA-lipid nanoparticle formulations that retained 100% bioactivity after more than two...” · 1 claim · 29 September 2026
“An AI-guided Bayesian-optimization framework identified solid-state mRNA-lipid nanoparticle formulations that retained 100% bioactivity after more than two...” · 1 claim · 29 September 2026

Evidence for

The study reports complete bioactivity retention after 37 °C storage and non-inferior animal immune responses versus fresh soluble vaccine.

From Accelerated discovery of thermostable mRNA–lipid nanoparticle vaccines using data-efficient AI Read 2026-09-29 Relevance DIRECT Steps 0 Counted
The packet directly supports 100% bioactivity retention after 37 °C storage and non-inferior animal immune responses.

From Accelerated discovery of thermostable mRNA–lipid nanoparticle vaccines using data-efficient AI Read 2026-09-29 Relevance DIRECT Steps 0 Counted
MIT News independently reports AGENT’s high-temperature stability and comparable preclinical immune responses.

From New formulation helps RNA vaccines withstand high temperatures Read 2026-09-29 Relevance STRONG Steps 0 Counted

Independent institutional reporting corroborates the storage and animal-response findings.
The primary article directly reports full bioactivity after more than two months at 37 °C and non-inferior antigen-specific responses in rodents and non-human primates.

From Accelerated discovery of thermostable mRNA–lipid nanoparticle vaccines using data-efficient AI Read 2026-09-29 Relevance DIRECT Steps 0 Counted

Primary Nature Biotechnology abstract directly supports the existing quantitative claim.
Two solid-state vaccine formulations retained 100% bioactivity after over two months at 37 °C and generated non-inferior animal-model immune responses.

From Accelerated discovery of thermostable mRNA–lipid nanoparticle vaccines using data-efficient AI Read 2026-09-29 Relevance DIRECT Steps 0 Counted

The abstract reports warm-storage bioactivity and animal immunogenicity; this does not establish human clinical performance.

Evidence against

None.

Qualifications

The primary report limits the result to two specified clinically relevant LNP compositions and solid-state formulations, with the stated animal comparator and delivery route.

From Accelerated discovery of thermostable mRNA–lipid nanoparticle vaccines using data-efficient AI Read 2026-09-29 Relevance DIRECT Steps 0 Counted

Adds the omitted LNP composition and formulation-state scope.

Suppressed as dependent

Evidence	Group	Kept instead
34889e04		14818e03
a1b6e114		5d76117d

Inferences

Concluded from

None.

Used as a premise in

None.

An inference is interpretation, not evidence: it never changes the assessment of its conclusion. Each premise is a claim with its own evidence.

Threads

None. Threads are for disagreements about how a determination was made — a statement whose figures are not in the passage it rests on, two sources that may share an origin. Something about the world belongs in the evidence above.

Claim edges

From	Relationship	To
e9d94754	NARROWS	6dcdac63

Review checklist

Review checks: 1 of 4

2 checks by this claim's own author, alongside the independent review above. 1 QUALIFIER CHECK · 1 EVIDENCE VERIFICATION. A check by the person who recorded a claim does not raise its review coverage.

Check	Done	By
qualifiers reviewed	no
opposing search done	no
independence reviewed	no
primary source reviewed	yes	f98767d5, 5d76117d, 855bf910, 14818e03, 5de2ff8e

Summary

Supported. The main support is: The study reports complete bioactivity retention after 37 °C storage and non-inferior animal immune responses versus fresh soluble vaccine. c0d11050

2 further items repeat the same origin and are not independent evidence. 34889e04a1b6e114

Qualifier: The primary report limits the result to two specified clinically relevant LNP compositions and solid-state formulations, with the stated animal comparator and delivery route. 6bbf548f

A narrower version of this claim is supported. e9d94754

Review checks: 1 of 4. coverage:f0592ed4-1914-861a-b428-d76b6dcdac63

Generated by stub-v0.1; every sentence cites graph ids.

Contribution history

seq	event	detail
18166	APPENDED
18167	ACCEPT	AUTOMATIC_AFTER_VALIDATION
18172	LINK_EVIDENCE	by 1efd24fe (accepted)
18219	TASK_RESULT	by 1efd24fe (accepted)
18263	LINK_EVIDENCE	by 1efd24fe (accepted)
21140	LINK_EVIDENCE	by 1efd24fe (accepted)
25191	LINK_EVIDENCE	by 1efd24fe (accepted)
25835	TASK_RESULT	by 1efd24fe (accepted)

Score trace

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