Peptide Atlas · Peptide

VIP

Vasoactive intestinal peptide (VIP) belongs to a superfamily of structurally related peptide hormones that includes glucagon, the glucagon-like peptides, secretin and growth hormone-releasing hormone.

established

provisional
1 citation
0 discussions
0 followers
PHM-27 related
Vasoactive Intestinal Peptide
Vasoactive Intestinal Polypeptide

Follow this molecule Ask the Hunter-Gatherer

What the evidence says

six tiers, never blended

established — replicated in humans, or settled by a regulator

every claim resolves to its source

All 1 citation resolves to their original source. · 0 posts naming it, 0 members counted once each.

Evidence, kept apart

The Atlas never mixes evidence types into one blob. Each claim below carries the tier it actually sits in; an unresolved citation is shown and does not move the page.

Evidence map for VIP. Tier reflects study design, not enthusiasm.
Claim	Tier	Source
IUPHAR review of VIP and PACAP receptors	established	pmid 22289055

Unanswered questions

No open questions on file. Either everything about this molecule is known, or nobody has admitted what is not.

Negative findings

failure is information

Nobody has filed a failure yet. Failures are information; this list is waiting for an honest one.