Study type: In vivo/preclinical · Verification: Citation verified
Formulation design and in vivo evaluation of dry powder inhalation system of new vasoactive intestinal peptide derivative ([R(15, 20, 21), L(17), A(24,25), des-N(28)]-VIP-GRR) in experimental asthma/COPD model rats.
International journal of pharmaceutics · 2011
Study scale: Not reported in the declared source.
Bibliographic details only: Open source record
Product or molecular entity relationships
- VIP: Catalog source association. Legacy citation custody associates this source with the catalog record; no product-relevance conclusion is implied.
No public summary
No plain-language summary is published in this record. Summary availability is separate from its verification. Consult the cited publication when a public link is available.
Limitations and uncertainty
Not reported in the declared source.
Citation verified. The PMID shown was confirmed at PubMed on 2026-08-16, and its study type matched the catalog’s source record. It is held as a citation, not evidence. No tier is an endorsement, an evidence-strength rating, or independent replication, and none establishes efficacy, safety, or suitability.