Description

Gonadotropin II Beta Subunit, Fundulus is a purified peptide hormone subunit derived from the mummichog fish (*Fundulus heteroclitus*). This specialized biochemical is crucial for research into the endocrine regulation of reproduction in teleost fish and serves as a valuable reference standard. It is primarily utilized by research institutions and biotechnology companies focused on comparative endocrinology, aquatic biology, and the development of aquaculture breeding protocols. The product is supplied as a high-purity, lyophilized material to ensure stability and performance in sensitive analytical and experimental applications.

Application

• Comparative Endocrinology Research: Used as a key reagent to study the structure, function, and evolution of gonadotropin hormones in teleost fish models.
• Aquaculture Development: Serves as a reference standard in research aimed at controlling and optimizing reproductive cycles in farmed fish species.
• Antibody Production: Acts as an immunogen for generating specific antibodies used in immunoassays (e.g., ELISA, RIA) and immunohistochemistry.
• Molecular Biology Studies: Utilized in research investigating gene expression, hormone-receptor interactions, and signaling pathways related to piscine reproduction.
• Biomarker Discovery: Aids in the identification and validation of reproductive status biomarkers in aquatic organisms.
• Quality Control Reference: Provides a defined standard for the calibration and validation of analytical methods within biotechnology and pharmaceutical research settings.

Basic Information

Product Name	Gonadotropin II Beta Subunit, Fundulus
CAS No.	147258-03-5
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	GTH-II beta subunit; Follicle-Stimulating Hormone beta subunit (FSHβ), Fundulus; Gonadotropin beta chain; Teleost Gonadotropin II Beta Subunit; pFSHβ; Fish Luteinizing Hormone/Human Chorionic Gonadotropin beta subunit (LH/CGβ) homolog; Fundulus heteroclitus gonadotropin II beta polypeptide
EINECS	Contact for details

Quality Control

Our Gonadotropin II Beta Subunit, Fundulus is produced under stringent conditions to ensure high purity and batch-to-batch consistency, critical for research reproducibility. Each lot is characterized using advanced analytical techniques including mass spectrometry and chromatographic methods. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and biological activity (where applicable) is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below in a dry environment. The product is hygroscopic (moisture-sensitive); allow the vial to equilibrate to room temperature before opening to minimize moisture uptake. For long-term storage, keep desiccated.

Specification

Item	Specification
Appearance	White to off-white lyophilized powder
Identification (HPLC/MS)	Conforms to reference standard
Purity (HPLC)	≥ 95%
Protein Content	≥ 90%
Water Content (KF)	≤ 5.0%
Biological Activity	Assessed by in-vitro bioassay (Contact for details)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.