what are the two roles of glutathione in affinity chromatography Challenges and opportunities purification recombinant tagged proteins Affinity Chromatography | Principles

[DOI] [PubMed] [Google Scholar] 164.Dahlen S.E., Hedqvist P., Hammarstrom S., Samuelsson B

Ghiboub, M

Molecular Characteristics Molecular Type: Synthetic tetrapeptide bioregulator CAS Identifier: 307297-39-8 Molecular Formula: C14H22N4O9 Molecular Weight: 390.349 g/mol Structure: Linear synthetic peptide Form: Lyophilised powder Stability: High under recommended laboratory storage conditions Stability and Storage Guidelines Store lyophilised peptide at 20C for long-term stability Protect from moisture and direct light exposure Avoid repeated freeze-thaw cycles Keep containers tightly sealed when not in use Handle using standard laboratory safety procedures Solubility and Laboratory Compatibility Bacteriostatic water Sterile saline solutions Mild acidic buffers Selected organic analytical solvents Technical Specifications product Name Epitalon (Epithalon) 20mg brand BioPeptides cas 307297-39-8 purity 99% (HPLC verified) unit Size 20 mg vial form Lyophilised peptide powder synthesis Solid-Phase Peptide Synthesis (SPPS) analytical HPLC, Mass Spectrometry, UV Spectrophotometry molecular Structure Linear synthetic tetrapeptide stability High when stored appropriately Analytical Validation and Quality Assurance High-Performance Liquid Chromatography (HPLC) purity verification Mass Spectrometry molecular identity confirmation UV spectrophotometric concentration validation Batch-to-batch consistency verification Endotoxin and microbial contamination screening Regulatory and Compliance Statement Epitalon (Epithalon) 20mg supplied by BioPeptides is intended strictly for laboratory research and scientific investigation

(PubMed) Tousoulis D, Antoniades C, Stefanadis C

Shi J et al

Karplus, P