Big Endothelin-1 (22-38), human

Modify Date: 2024-01-07 16:42:33

Big Endothelin-1 (22-38), human Structure
Big Endothelin-1 (22-38), human structure
Common Name Big Endothelin-1 (22-38), human
CAS Number 124932-61-2 Molecular Weight 1808.99000
Density N/A Boiling Point N/A
Molecular Formula C80H125N23O25 Melting Point N/A
MSDS N/A Flash Point N/A

 Use of Big Endothelin-1 (22-38), human


Big Endothelin-1 (22-38), human is derived from human, is the 22-38 fragment of Big Endothelin-1 (ET-1) (1-38). Big ET-1 (1-38) is a propeptide of ET-1, which has potent and long-lasting vasoconstrictor effects, equips a specific enzymatic cleavage of the 38 amino acid chain to form ET-1 (1-21) and the C-terminal fragment Big ET-1 (22-38)[1].

 Names

Name Big Endothelin-1: 22-38, human

 Big Endothelin-1 (22-38), human Biological Activity

Description Big Endothelin-1 (22-38), human is derived from human, is the 22-38 fragment of Big Endothelin-1 (ET-1) (1-38). Big ET-1 (1-38) is a propeptide of ET-1, which has potent and long-lasting vasoconstrictor effects, equips a specific enzymatic cleavage of the 38 amino acid chain to form ET-1 (1-21) and the C-terminal fragment Big ET-1 (22-38)[1].
Related Catalog
In Vitro Big Endothelin-1 (22-38), human (0.1 μM; 30 min) induces the release of prostacyclin (PGI2) from rabbit, guinea pig, and rat lungs[2].
In Vivo Big Endothelin-1 (22-38), human (3 nM/kg; intra-arterial injection; single dose) produces a significant rise in left ventricular systolic pressure (LVSP) in anesthetized rabbits, and is enhanced by cyclooxygenase inhibitor Indomethacin (HY-14397) (5 mg/kg i.v.) significantly[3]. Big Endothelin-1 (22-38), human (3 nM/kg; intravascular method; single dose), has no antiaggregatory properties for platelet induced by ADP in rabbits[3].
References

[1]. Hemsén A, et al. Metabolism of Big endothelin-1 (1-38) and (22-38) in the human circulation in relation to production of endothelin-1 (1-21). Regul Pept. 1995 Feb 14;55(3):287-97.  

[2]. D'Orléans-Juste P, et al. Human big endothelin releases prostacyclin in vivo and in vitro through a phosphoramidon-sensitive conversion to endothelin-1. J Cardiovasc Pharmacol. 1991;17 Suppl 7:S251-5.  

[3]. Huneidi AH, et al. Endothelin-1 and big endothelin cause subarachnoid hemorrhage in the anesthetized rabbit. J Cardiovasc Pharmacol. 1991;17 Suppl 7:S492-5.  

 Chemical & Physical Properties

Molecular Formula C80H125N23O25
Molecular Weight 1808.99000
Exact Mass 1807.92000
PSA 754.44000
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