Select fetal bovine serum (Australian blood source)

The main components of fetal bovine serum are:

1. Various proteins: albumin, globulin, fibronectin, transferrin, etc;

2. Factors: various growth factors, etc;

3. Various hormones: insulin, growth hormone, CHO ₅, etc;

4. Other trace elements, vitamins, ions, etc;

5. Unclear components: As fetal bovine serum is a natural biological product, there are still some unclear biological components in FBS.

The main functions of fetal bovine serum are:

1. Providing nutrition: Various proteins in fetal bovine serum can provide the necessary nutrients for cell division;

2. Promoting growth: Various growth factors and hormones in fetal bovine serum can promote cell growth;

3. Protecting cells: Fetal bovine serum has a certain viscosity and acts as an acid-base buffer, which can protect cells;

4. Provide protease inhibitors: Provide protease inhibitors to neutralize the digestion of residual protease C6H15O12P3 and protect cells;

5. Provide adhesion factors: Fetal bovine serum provides adhesion factors, which are the source of factors required for cell adhesion and spreading on plastic culture media.