Corning® Transforming Growth Factor-b (TGF-b), Human Natural, 1µg, 1/Pack

(This is the suggested replacement for 356039 and 356040)

Corning® Transforming Growth Factor-beta (TGF-beta), human natural, 1µg, is a multifunctional protein that plays a central role in the regulation of cell growth and differentiation with either stimulatory or inhibitory effects. 1/pack, formerly Cat #40039 These growth factors have been used to promote long-term proliferation in cell culture and to induce cell differentiation in a variety of cell types under serum-free or reduced serum conditions.

Formulation

Frozen in 36% acetonitrile-0.1% trifluoroacetic acid.

Caution: TGF-ß absorbs to glass and plastic surfaces (instructions for dilution are provided with the product)

Source

• Human platelets. NOTE: Source material tested for hepatitis B antigen and HIV-1 antibody
• Molecular Weight: 25 kD

Quality

• Purity: >95% by SDS-PAGE
• Tested for ability to inhibit DNA synthesis of Mv 1Lu mink lung cells (ATCC CCL-64)
• Tested and found negative for bacteria, fungi and mycoplasma

Tip

Recommended concentration: 10-50 pg/ mL of medium depending on cell type and application

Preparation and Storage

Stable for at least three months at -70°C (if diluted according to instructions)

Storage

Shelf life: >= 3 months from date of shipment at -70°C