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RRecombinant Human Insulin-like Growth Factor (IGF-1)
- CAS:67763-96-6
- Description
Insulin-like growth factor-1 (IGF-1), also known as growth factor C (Somatamedin C), belongs to the insulin-like growth factor family and is structurally homologous to proinsulin. IGF-1 is a mutagenic polypeptide growth factor that stimulates the proliferation and survival of various cells such as muscle, bone and cartilage in vitro. IGF-1 binds to IGF-1R, IGF-2R and insulin receptors and activates a variety of signaling pathways involved in cell proliferation, differentiation, survival, growth, apoptosis and regeneration.Recombinant human insulin-like growth factor (IGF-1) consists of 70 amino acids and is a biologically active protein for cell culture.
This product is a lyophilized powder prepared by recombinant yeast, separated and purified by multiple steps, and then sterilized by filtration through a 0.22 μm filters and freeze-dried.
- Properties
|
Species
|
Human |
|
Source
|
Pichia pastoris
|
|
Appearance |
White or off-white lyophilized powder |
|
Purity |
≥95%(SDS-PAGE) |
|
Specific activity |
≥1.0 x 105 U/mg pro. |
|
Molecular weight |
7.7 KD±0.8Da |
|
Endotoxin |
< 0.2 EU/µg |
|
Aseptic
|
Filter and sterilize with 0.22μm filter before
freeze-drying
|
|
Isoelectric point
|
8.4~8.6
|
|
Solubility
|
Good solubility in water, buffer, and medium
|
|
Specification
|
1mg/10mg/100mg/customized
|
- Application
It is widely used in cell culture to enhance cell proliferation, cell growth and cell differentiation.
- Recommended Method
It is recommended to centrifuge the powder to the bottom of the tube before opening the lid, then dissolve it in sterilized deionized water to prepare a storage solution of 100 μg/ml. It can be stored stably for 2 weeks at 2 °C ~ 8 °C.When diluted to a lower concentration (not less than 10 μg/ml), 0.1% tissue culture grade BSA or HSA is required.If it is necessary to extend the storage time, it is recommended to freeze at -80℃or -20℃ rather than multigelation. This product should be determined by experiment to determine the optimum concentration according to each specific application.
- Stability
Transportation stability: It is transported in an ice pack to keep it active.
Storage stability: stable to 12 months at -15~-20℃, stable to 4 weeks at 2~8℃.Prepared as a storage solution of 100μg/ml, stable storage at 2~8℃ for one week.
- Notice and Disclaimer
Avoid long time storage in high temperature environment.
Avoid contamination during operation of this product.
The product is for research use ONLY. DO NOT use it for diagnosis or treatment of animals or humans.
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