Description
Myostatin propeptide is a myostatin-binding propeptide, sold by Pure Rawz for laboratory research. Each batch is checked for 99%+ purity. It’s intended for research use only.
What is Myostatin propeptide?
Myostatin propeptide is the N-terminal prodomain that the cell cuts off when it makes myostatin (GDF-8). After cleavage it stays wrapped around the active myostatin dimer and keeps it inactive.
Because of that, the free propeptide is used in the lab as a myostatin inhibitor.
How it works
Myostatin is a TGF-beta family member that limits muscle growth by signaling through ActRIIB receptors and SMAD2/3. The propeptide binds the mature myostatin dimer and blocks it from reaching those receptors.
That makes it a way to study the myostatin pathway without touching the gene.
What studies say about Myostatin propeptide
Lee and McPherron showed in 2001 (PNAS) that mice engineered to make extra propeptide had much larger muscles, close to the effect of deleting myostatin.
Later work with injected or gene-delivered propeptide in rodent muscle-wasting models reported more muscle mass, though results varied with the delivery method.
The primary literature is on PubMed. Here’s a search to start from.
Myostatin propeptide sizes and forms
This listing is a single 1mg size, priced at $147.55.
Study design notes
GH-axis studies often look at IGF-1 as the steadier marker, since a single GH reading can miss a pulse. Cortisol and prolactin are worth measuring too, because some secretagogues raise them.
Run each peptide on its own before you test combinations, so you know what each one contributes.
Freeze-dried peptides are easy to store, so ordering enough for a full study at once keeps every group on the same batch.
Myostatin propeptide specifications
- Compound: Myostatin Propeptide
- Also known as: GDF-8 propeptide, myostatin prodomain
- Class: myostatin-binding propeptide
- Size: 1mg
- Purity: 99% or higher, verified by first- and third-party testing
- Use: laboratory research only
How we test each batch
We test each batch for identity and purity before it ships, using HPLC and mass spectrometry, with independent third-party checks on top of our own.
The batch number on the label matches the certificate of analysis. If your lab keeps paperwork on file, ask us for it and we’ll email it over.
Keeping it fresh
Store capsules, tablets and powder in a cool, dry place out of direct light, with the lid closed tight. Note the batch number and the date you opened it in your lab records.
Safe handling
Treat it as a lab chemical. Gloves and safety glasses are the minimum, and a clean, uncluttered workspace cuts down on mix-ups.
Store prepared solutions apart from untouched stock, and record who mixed what and when.
Other compounds to look at
- Ghrelin Acetate: Ghrelin is a 28-amino-acid hormone made mostly in the stomach.
- Sermorelin: Sermorelin is GHRH(1-29), the first 29 amino acids of growth hormone releasing hormone.
- IGF-1 LR3: IGF-1 LR3 is an 83-amino-acid analog of IGF-1 with an arginine swap at position 3 and a 13-amino-acid extension.
- Follistatin: Follistatin is a glycoprotein that binds and blocks activin and myostatin.
- HGH 191AA: HGH 191AA is somatropin, the 191-amino-acid form of human growth hormone, made by recombinant DNA technology.
See the rest of our growth hormone peptides for more options.
Similar compounds compared
IGF-1 LR3: IGF-1 LR3 is an 83-amino-acid analog of IGF-1 with an arginine swap at position 3 and a 13-amino-acid extension. Those changes stop it binding IGF binding proteins, so it stays active much longer.
IGF-1 DES: IGF-1 DES is insulin-like growth factor 1 missing its first three amino acids, Gly-Pro-Glu. That leaves a 67-amino-acid protein of about 7.4kDa that still binds the IGF-1 receptor.
Common questions about Myostatin propeptide
Can it be used in people or animals?
No. It’s sold for laboratory research only and isn’t approved for human or veterinary use.
How should I store it?
Follow the storage section above. In short: cold and dark for freeze-dried vials, room temperature and dry for capsules, tablets, powders and liquids, unless the label says otherwise.
Is Myostatin propeptide in stock?
Yes. It’s in stock and ships from our warehouse after your order clears.
Does it come with a certificate of analysis?
Yes. Every batch is tested, and we’ll email the certificate of analysis for your batch number on request.
Buy Myostatin propeptide online
Order Myostatin propeptide now for $147.55. It’s in stock, and checkout takes about two minutes.
Need more for the same project? Have a look at our growth hormone peptides and research peptides.
For laboratory research use only. Not for human or veterinary use. These statements have not been evaluated by the FDA.
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