Description
HGH Fragment 176-191 – Lyophilized Research Peptide
Overview of Fragment 176-191
HGH Fragment 176-191 is a synthetic peptide fragment derived from a specific sequence of human growth hormone (HGH). In peptide research environments, this compound is referenced in studies examining peptide signaling pathways, molecular interactions, and structural peptide analysis.
HGH Fragment 176-191 peptide represents a defined region of the human growth hormone molecule consisting of amino acids 176 through 191. Because of its well-characterized structure and reproducible synthesis profile, the peptide is frequently included in laboratory research evaluating peptide stability, molecular signaling behavior, and peptide-receptor interaction characteristics.
Scientific Research Context
Within biochemical and peptide research environments, HGH Fragment 176-191 is often referenced in experimental models involving peptide signaling systems. Laboratory investigations involving this peptide may include:
- Peptide signaling pathway analysis
- Molecular interaction research
- Comparative peptide stability studies
- Structural peptide characterization
- Analytical evaluation of peptide fragments
Presence in Research Literature
Fragment 176-191 appears in scientific publications discussing growth hormone–derived peptide fragments and molecular peptide signaling systems. In controlled research environments it may serve as a reference compound when studying peptide structure-function relationships and peptide interaction models.
Lyophilized HGH Fragment 176-191
Freeze-Dried Peptide Format
Fragment 176-191 research compounds are typically supplied in a lyophilized (freeze-dried) format. Lyophilization removes solvent under controlled vacuum and temperature conditions, producing a stable dry peptide preparation suitable for laboratory storage and transport.
Visual Characteristics
Depending on formulation and freeze-drying conditions, lyophilized Fragment 176-191 may appear as:
- Fine white peptide powder
- Porous lyophilized cake
- Compact peptide layer adhered to the vial surface
Small visual variations between vials are normal and typically reflect differences in lyophilization parameters or formulation characteristics during manufacturing.
Chemical Characteristics of HGH Fragment 176-191
Key Molecular Attributes
- Compound Type: Synthetic peptide fragment
- Peptide Class: Growth hormone–derived peptide fragment
- Peptide Length: 16 amino acids
- Peptide Sequence: Corresponding to amino acids 176-191 of HGH
- Molecular Formula: C78H123N23O23
- Molecular Weight: ~1815 g/mol
- CAS Number: 66004-57-7
- Appearance: White lyophilized peptide preparation
Formulation Stability
Laboratory peptide preparations may include stabilizing excipients intended to maintain peptide integrity during storage and lyophilization. These stabilizers are commonly used in synthetic peptide manufacturing and research reagent preparation.
Reconstitution Characteristics
Dissolution Behavior in Laboratory Settings
When reconstituting lyophilized Fragment 176-191 peptide for laboratory experiments, solvent selection may influence dissolution characteristics and experimental consistency.
Solvent Considerations
Solvents containing preservatives or buffering agents may interact with peptide formulation components. For consistent laboratory preparation, purified laboratory-grade water is commonly used when dissolving peptide compounds.
Fragment 176-191 in Laboratory Research
HGH Fragment 176-191 has been referenced in scientific research involving peptide signaling pathways and molecular peptide structure analysis. In controlled laboratory environments, the peptide may be included in research models examining:
- Peptide molecular stability
- Structural peptide behavior
- Comparative peptide fragment analysis
- Molecular signaling pathway modeling
- Analytical characterization of growth hormone–derived peptides
Storage & Handling
Recommended Storage Conditions
- Store refrigerated at 2–8°C unless otherwise specified
- Protect peptide material from moisture and excessive light
- Keep vials sealed until laboratory use
- Avoid repeated freeze-thaw cycles after reconstitution
Laboratory Handling Practices
Fragment 176-191 peptide should be handled using appropriate sterile laboratory techniques and standard research protocols to maintain sample integrity and experimental reliability.
Frequently Asked Questions About HGH Fragment 176-191
What is HGH Fragment 176-191?
HGH Fragment 176-191 is a synthetic peptide fragment derived from a specific region of the human growth hormone molecule and is referenced in peptide signaling and molecular research studies.
How is Fragment 176-191 supplied for research?
Fragment 176-191 research compounds are commonly supplied as lyophilized powder in sealed laboratory vials to maintain stability during storage and transportation.
Why are peptides supplied in lyophilized form?
Lyophilization removes water under controlled vacuum conditions, producing a stable dry peptide preparation that supports long-term storage and controlled laboratory preparation.
