HGH 191AA (Somatropin)

HGH 191AA (Somatropin）

Somatropin is a recombinant human growth hormone composed of 191 amino acids, matching the structure and biological properties of endogenous pituitary-derived growth hormone. It is evaluated in controlled laboratory settings for its influence on cellular growth, protein synthesis, and metabolic signaling via growth hormone receptors and downstream IGF-1–mediated pathways.

Experimental applications involve studies of skeletal and muscle biology, hepatic and adipose metabolism, regenerative models, and endocrine system regulation. Investigators monitor changes in cellular proliferation, nutrient utilization, and pathway activation associated with anabolic and metabolic outcomes in vitro and in vivo research systems.

Overview

Somatropin supports diverse research areas, including growth hormone deficiency modeling, metabolic homeostasis, mitochondrial efficiency, and tissue rebuilding under physiological or stress conditions. Analyses frequently focus on muscle mass maintenance, bone structure, lipid mobilization, and biochemical mechanisms driving adaptive remodeling responses in laboratory environments.

Chemical Makeup

Somatropin is a single-chain polypeptide hormone with 191 amino acids. A standard molecular formula is applicable; however, for this batch, mass spectrometric confirmation is listed to verify analytical identity.

• Observed Mass (MS): 22,124 Da
• Purity (HPLC): 99.42%
• Batch Number: 2025007
• Primary Retention Time: 3.48 min
• Instrument: LCMS-7800 Series (Calibrated)
• Analytical Note: Primary peak confirmed with trace secondary peak area 0.58%

Research and Laboratory Studies

Somatropin in Anabolic Signaling Studies
Research explores receptor binding and downstream activation of protein-synthesis pathways associated with muscular and skeletal system development.

Somatropin in Metabolic Regulation Models
Experimental systems examine their effects on lipid turnover, carbohydrate metabolism, and overall energy balance in controlled metabolic studies.

Somatropin in Growth and Regeneration Research
Investigators assess contributions to bone density, collagen formation, and cellular turnover related to developmental and reparative biology.

Somatropin and Endocrine System Feedback
Laboratory protocols evaluate hormone feedback loops and interactions with endogenous regulatory peptides in models of endocrine adaptation.

This product is provided solely for use in scientific research by qualified personnel. Not for human or veterinary use.


References

1. Brinkman JE, et al. Physiology, Growth Hormone. StatPearls. 2023. https://pubmed.ncbi.nlm.nih.gov/29489209/
   
2. Dehkhoda F, et al. The growth hormone receptor: mechanism of receptor activation. Front Endocrinol. 2018. https://pubmed.ncbi.nlm.nih.gov/29695930/
   
3. Jørgensen JOL, et al. Growth hormone and metabolism. J Endocrinol. 2018. https://pubmed.ncbi.nlm.nih.gov/30002165/
   
4. Vijayakumar A, et al. IGF-1 in skeletal growth and repair. Bone Res. 2020. https://pubmed.ncbi.nlm.nih.gov/33224327/
   
5. Moyes CD, et al. Mitochondrial responses to hormonal regulation. Am J Physiol Endocrinol Metab. 2021. https://pubmed.ncbi.nlm.nih.gov/34187182/
   
6. Melmed S. Pathophysiology of adult growth hormone deficiency. Endocr Rev. 2019. https://pubmed.ncbi.nlm.nih.gov/30809687/
   
7. ClinicalTrials.gov. Study of recombinant human growth hormone in metabolic regulation. https://clinicaltrials.gov/ct2/show/NCT03103048
   
8. Arner P, et al. Hormonal lipolysis mechanisms in adipose tissue. Nat Rev Endocrinol. 2015. https://pubmed.ncbi.nlm.nih.gov/25421179/
   
9. Krag MB, et al. Growth hormone and lean mass outcomes. Obesity (Silver Spring). 2020. https://pubmed.ncbi.nlm.nih.gov/31998934/
   

For Research Use Only. Not for human or veterinary use.