Side-by-Side Comparison · 2026

Aurein vs Tachyplesin

Aurein vs Tachyplesin — mechanism, half-life, dosing, and research status compared. Which is right for your protocol?

Aurein
Antimicrobial Peptide

Aurein peptides are a large family of short (13-25 residue) antimicrobial and anticancer peptides isolated from the Australian green and golden bell frog Litoria aurea and related species. 2 is the smallest member with activity against Gram-positive bacteria....

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Tachyplesin
Antimicrobial Peptide

Tachyplesin I is an 18-residue disulfide-bridged beta-hairpin AMP from the hemocytes of the Japanese horseshoe crab (Tachypleus tridentatus). It exhibits potent antimicrobial, antiviral, and antitumor activity....

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Key Parameters
Parameter Aurein Tachyplesin
Category Antimicrobial Peptide Antimicrobial Peptide
Research Preclinical Preclinical
Half-Life Minutes (proteolytic) Hours (disulfide stabilized)
Typical Dose N/A N/A
Frequency N/A N/A
Route Research only Research only
FDA Status Not approved Not approved

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Use ASCEND's free reconstitution calculator to get exact syringe draw amounts for your vial.

Frequently Asked Questions
What is the difference between Aurein and Tachyplesin?
Aurein: Aurein peptides are a large family of short (13-25 residue) antimicrobial and anticancer peptides isolated from the Australian green and golden bell frog Litoria aurea and related species. 2 is the sm... Tachyplesin: Tachyplesin I is an 18-residue disulfide-bridged beta-hairpin AMP from the hemocytes of the Japanese horseshoe crab (Tachypleus tridentatus). It exhibits potent antimicrobial, antiviral, and antitumor...
Which has a longer half-life, Aurein or Tachyplesin?
Aurein half-life: Minutes (proteolytic). Tachyplesin half-life: Hours (disulfide stabilized).
Can you stack Aurein and Tachyplesin?
Aurein and Tachyplesin are in the same category and used together in research protocols. Always consult relevant literature and follow appropriate guidelines.

For research use only. Not medical advice. ASCEND does not conduct or endorse any specific research protocol. Always consult relevant scientific literature and regulatory guidelines.