Category Archives: Technical

Should I Heat Inactivate my Serum?

One of the most common questions when using FBS for cell culture is whether the serum should be heat inactivated before adding it to the cell culture medium.  The answer, like so many answers in cell culture, is – “It … Continue reading

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Ultra-Low Endotoxin FBS – Do I need this ?

Ultra-Low Endotoxin FBS – Do I need this for my experiments ? Many cell culture projects require the use of Very Low Endotoxin or Endotoxin Free materials, including the media in which the cells are cultured.  Fetal Bovine Serum (FBS) is a … Continue reading

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The NorthBio Certificate of Analysis Explained

Every Lot of NorthBio FBS will have its own Certificate of Analysis (C of A).  The Lot Specific C of A identifies the Grade of Serum, the Country of Origin, the Lot Number, the Catalog Number and the Lot Expiration Date.  … Continue reading

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