Recombinant Human Parathyroid Hormone (rHuPTH)

Recombinant Human Parathyroid Hormone (rHuPTH)

ORDERING INFORMATION

Format: Sterile filtered, lyophilized.
Purification: Chromatographic

DESCRIPTION

Recombinant Human PTH produced in E. coli is a single, non-glycosylated, polypeptide chain containing 34 amino acids with a molecular mass of 4,118 daltons. This product has full biological activity.

SPECIFICATION SUMMARY

Source: Escherichia coli
Stabilizers: None
Preservatives: None
Purity: Greater than 98% by RP-HPLC, anion-exchange chromatography; reducing and non-reducing SDS-PAGE, silver stain.
Dimers/Aggregates: <1% by SDS- PAGE
Biological Activity: Fully biologically active compared to reference standards. Specific Activity 1 x 104 Units/mg.
Endotoxin: <0.1 ng/ug
Protein Content: Determined spectrophotometrically at 280nm and by RP-HPLC analysis against a calibrated standard.

SOLUBILITY

Reconstitute the lyophilized product in sterile water not less than 100 ug/ml.

STORAGE AND STABILITY

Lyophilized product is stable at room temperature for 3 weeks. Store lyophilized product desiccated at -20°C. Upon reconstitution, store at 4°C for 2-7 days or aliquot and store at -20°C. For long-term storage add either HSA or BSA to 0.1%. Avoid repeated freeze- thaw cycles.

For in vitro investigational use only. Not for use in therapeutic or diagnostic procedures