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Ectopic Production in Serum-Free Media of the Common Alpha Subunit of the Glycoprotein Hormones
Ist Teil von
In Vitro, 1981-05, Vol.17 (5), p.421-426
Ort / Verlag
United States: Tissue Culture Association, Inc
Erscheinungsjahr
1981
Quelle
MEDLINE
Beschreibungen/Notizen
The$HeLa-S_3$cell strain grown in Ham's F12 medium supplemented with insulin, transferrin, cortisol, epidermal growth factor, fibroblast growth factor, and trace elements, but containing no serum, continued to produce the common$\alpha-subunit$of the glycoprotein hormones for the 10 d study. The amounts of$\alpha-subunit$secreted into the medium during the first 4 d were indistinguishable from those in F12 medium supplemented with 10% fetal bovine serum. During the remainder of the experiment the amounts of$\alpha-subunit$reached 50 to 80% those in the serum-supplemented medium.