# PubMed record PMID 20405731

> PeptideScanner retained PubMed bibliographic metadata for PMID 20405731 at 2026-07-30T21:35:55.360Z. PubMed recorded a metadata revision date of 2016-10-21 and an Entrez history date of 2010-04-22. PeptideScanner associated this retained record with the identity slug epitalon. These dates describe PubMed metadata history, not the article's original publication date.

- Evidence object: `story:pubmed-pmid-20405731-epitalon:v1`
- Evidence domain: Literature metadata
- Date in source: 2016-10-21
- Source checked: 2026-07-30
- Published by PeptideScanner: 2026-08-12
- Story landing page: https://peptidescanner.com/stories/pubmed-pmid-20405731-epitalon/
- JSON record: https://peptidescanner.com/evidence/v1/objects/pubmed-pmid-20405731-epitalon-v1.json
- Content SHA-256: `69c2fa526e2b90651888cbe8a32862feabb2b84a970ea9a951d83d9099a98f90`

## Claims and source pins

### Headline

PubMed record PMID 20405731 ([`pubmed-observation-pmid-20405731-2016-10-21-bb7f249398da`](#source-pubmed-observation-pmid-20405731-2016-10-21-bb7f249398da))

### Summary

PeptideScanner retained PubMed bibliographic metadata for PMID 20405731 at 2026-07-30T21:35:55.360Z. PubMed recorded a metadata revision date of 2016-10-21 and an Entrez history date of 2010-04-22. PeptideScanner associated this retained record with the identity slug epitalon. These dates describe PubMed metadata history, not the article's original publication date. ([`pubmed-observation-pmid-20405731-2016-10-21-bb7f249398da`](#source-pubmed-observation-pmid-20405731-2016-10-21-bb7f249398da))

### Paragraph 1

PeptideScanner retained PubMed bibliographic metadata for PMID 20405731 at 2026-07-30T21:35:55.360Z. PubMed recorded a metadata revision date of 2016-10-21 and an Entrez history date of 2010-04-22. PeptideScanner associated this retained record with the identity slug epitalon. These dates describe PubMed metadata history, not the article's original publication date. ([`pubmed-observation-pmid-20405731-2016-10-21-bb7f249398da`](#source-pubmed-observation-pmid-20405731-2016-10-21-bb7f249398da))

### Paragraph 2

This page reports retained PubMed bibliographic metadata. It does not summarize the article, establish the article's publication date, or assert safety, efficacy, or scientific truth. ([`pubmed-observation-pmid-20405731-2016-10-21-bb7f249398da`](#source-pubmed-observation-pmid-20405731-2016-10-21-bb7f249398da))

## Sources

<a id="source-pubmed-observation-pmid-20405731-2016-10-21-bb7f249398da"></a>
- **PubMed record PMID 20405731 · retained source version 1:2016-10-21:current:bb7f249398da1da1c770ea34e0c8186df9b6f146b48558deab0f74baf514c9c8** — PubMed; class A. [Open source](https://pubmed.ncbi.nlm.nih.gov/20405731/) (`pubmed-observation-pmid-20405731-2016-10-21-bb7f249398da`)

## Correction lineage

No correction is recorded for this version.

## Reporting boundaries and unknowns

PeptideScanner reproduces bounded bibliographic metadata attributed to PubMed. It does not summarize or endorse the article's findings.

- Sources outside the selected public PeptideScanner bundle may exist and are not represented by this object.
- This object does not determine whether cited records agree, corroborate one another, or establish scientific truth.
- This object does not determine safety, efficacy, causality, or suitability for any person.

Methodology: https://peptidescanner.com/methodology/
Medical disclaimer: https://peptidescanner.com/medical-disclaimer/

## Suggested citation

PeptideScanner. "PubMed record PMID 20405731." Version 1, published 2026-08-12. https://peptidescanner.com/evidence/v1/objects/pubmed-pmid-20405731-epitalon-v1.json SHA-256: 69c2fa526e2b90651888cbe8a32862feabb2b84a970ea9a951d83d9099a98f90.