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SML1455

Sigma-Aldrich

DAA-I acetate salt

≥98% (HPLC)

Synonym(s):

5-L-Isoleucine-2-10-Angiotensin I acetate salt, Arg-Val-Tyr-Ile-His-Pro-Phe-His-Leu acetate, RVYIHPFHL acetate, [Des-Asp1-Ile5]angiotensin I, des-Asp-angiotensin I acetate, des-aspartate-angiotensin-I acetate

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About This Item

Empirical Formula (Hill Notation):
C58H84N16O11 · xC2H4O2
CAS Number:
Molecular Weight:
1181.39 (free base basis)
UNSPSC Code:
12352200
NACRES:
NA.77
Pricing and availability is not currently available.

Quality Level

Assay

≥98% (HPLC)

form

film

color

colorless

shipped in

wet ice

storage temp.

−20°C

Biochem/physiol Actions

DAA-I (des-aspartate-angiotensin-I) is an agonist on the angiotensin AT1 receptor and releases prostaglandins which mediate its actions. DAA-I administer at doses lesser than Km of metabolizing enzymes antagonize the deleterious actions of angiotensin II. DAA-I appear function in vivo as a physiological antagonist to angiotensin II.
DAA-I (des-aspartate-angiotensin-I) is an agonist on the angiotensin AT1 receptor.
Des-aspartate-angiotensin I (DAA-I) is a nine-amino acid angiotensin peptide[1] and a metabolite of angiotensin[2] DAA-I mediates attenuation of early inflammatory processes[1] and intercellular adhesion molecule-1 (ICAM-1) formation in animal models.[3]

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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Meng-Kwoon Sim et al.
Endocrinology, 148(12), 5925-5932 (2007-09-08)
The present study investigated the hypoglycemic action of des-aspartate-angiotensin I (DAA-I), a metabolite of angiotensin I, in two animal models of type 2 diabetes. The rationale was based on our earlier studies demonstrating that DAA-I acts on the angiotensin AT(1)
Qiang Wen et al.
European journal of pharmacology, 768, 173-181 (2015-11-03)
DAA-I (des-aspartate-angiotensin I), an endogenous angiotensin, had been shown earlier to ameliorate animal models of cardiovascular diseases via the angiotensin AT1 receptor and prostaglandins. The present study investigated further the action of DAA-I on the release of PGE2, PGI2, PGF2α
Eugene Teck-Leong Ng et al.
Journal of applied toxicology : JAT, 31(6), 568-578 (2010-11-10)
The present study investigated the protective actions of des-aspartate-angiotensin I (DAA-I) in mice that were intranasally administered 2-chloroethyl ethyl sulfide (CEES), a half sulfur mustard. The protection was dose-dependent, and an oral dose of 75 mg kg⁻¹ per day administered
Hong Wang et al.
PloS one, 10(9), e0138009-e0138009 (2015-09-18)
ACE inhibitors and ARBs (angiotensin receptor blockers) have been shown to attenuate radiation injuries in animal models of lethal gamma irradiation. These two classes of drug act by curtailing the actions of angiotensin II-linked inflammatory pathways that are up-regulated during
M Dharmani et al.
Regulatory peptides, 129(1-3), 213-219 (2005-06-02)
The present study investigated the action of des-aspartate-angiotensin I (DAA-I) on the pressor action of angiotensin II in the renal and mesenteric vasculature of WKY, SHR and streptozotocin (STZ)-induced diabetic rats. Angiotensin II-induced a dose-dependent pressor response in the renal

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