# PubMed record PMID 18756821

> PeptideScanner retained PubMed bibliographic metadata for PMID 18756821 at 2026-07-30T22:38:13.932Z. PubMed recorded a metadata revision date of 2008-09-01 and an Entrez history date of 2008-09-02. PeptideScanner associated this retained record with the identity slug semax. These dates describe PubMed metadata history, not the article's original publication date.

- Evidence object: `story:pubmed-pmid-18756821-semax:v1`
- Evidence domain: Literature metadata
- Date in source: 2008-09-01
- Source checked: 2026-07-30
- Published by PeptideScanner: 2026-08-12
- Story landing page: https://peptidescanner.com/stories/pubmed-pmid-18756821-semax/
- JSON record: https://peptidescanner.com/evidence/v1/objects/pubmed-pmid-18756821-semax-v1.json
- Content SHA-256: `e74c907df05bbf9a6f82936134238b9f85205d26a19a8697b4b805e08a8cdeeb`

## Claims and source pins

### Headline

PubMed record PMID 18756821 ([`pubmed-observation-pmid-18756821-2008-09-01-0efcd984533b`](#source-pubmed-observation-pmid-18756821-2008-09-01-0efcd984533b))

### Summary

PeptideScanner retained PubMed bibliographic metadata for PMID 18756821 at 2026-07-30T22:38:13.932Z. PubMed recorded a metadata revision date of 2008-09-01 and an Entrez history date of 2008-09-02. PeptideScanner associated this retained record with the identity slug semax. These dates describe PubMed metadata history, not the article's original publication date. ([`pubmed-observation-pmid-18756821-2008-09-01-0efcd984533b`](#source-pubmed-observation-pmid-18756821-2008-09-01-0efcd984533b))

### Paragraph 1

PeptideScanner retained PubMed bibliographic metadata for PMID 18756821 at 2026-07-30T22:38:13.932Z. PubMed recorded a metadata revision date of 2008-09-01 and an Entrez history date of 2008-09-02. PeptideScanner associated this retained record with the identity slug semax. These dates describe PubMed metadata history, not the article's original publication date. ([`pubmed-observation-pmid-18756821-2008-09-01-0efcd984533b`](#source-pubmed-observation-pmid-18756821-2008-09-01-0efcd984533b))

### 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-18756821-2008-09-01-0efcd984533b`](#source-pubmed-observation-pmid-18756821-2008-09-01-0efcd984533b))

## Sources

<a id="source-pubmed-observation-pmid-18756821-2008-09-01-0efcd984533b"></a>
- **PubMed record PMID 18756821 · retained source version 1:2008-09-01:current:0efcd984533b79364edb26597341d9d4ba931c92c340a312c77151ccc6f02993** — PubMed; class A. [Open source](https://pubmed.ncbi.nlm.nih.gov/18756821/) (`pubmed-observation-pmid-18756821-2008-09-01-0efcd984533b`)

## 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/
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## Suggested citation

PeptideScanner. "PubMed record PMID 18756821." Version 1, published 2026-08-12. https://peptidescanner.com/evidence/v1/objects/pubmed-pmid-18756821-semax-v1.json SHA-256: e74c907df05bbf9a6f82936134238b9f85205d26a19a8697b4b805e08a8cdeeb.