Host Cell Protein Analysis

7 articles
1000 proteins quantified in e. coli mock lysate - HCP

Simple way to perform label-free quantification of Host Cell Proteins

Question: I find it difficult to get an accurate label-free quantification of Host Cell Proteins with LC-MS. It also seems that...

Jun 25. 2018 | Ejvind Mørtz |

What are ‘Jackpot HCPs’? Do I need a ‘lucky goat’ for precise ELISA results?

Question: I tested two different HCP ELISA kits on my biopharmaceutical. Why do they give different results and which one is...

May 28. 2018 | Anette Draborg |

Quickly compare HCP in different process steps, without an ELISA

Question: I have spent days trying to set up a useful ELISA assay for detecting Host Cell Proteins (HCPs) in my process samples. I'm...

Apr 10. 2018 | Ejvind Mørtz |
What is SWATH?

What is SWATH and why is it an advantage for Host Cell Protein analysis?

Host Cell Proteins (HCPs) in protein biopharmaceuticals can be analyzed by mass spectrometry - for both identification and quantification of...

Jun 22. 2017 | Thomas Kofoed |
Analysis method for Mw HCPs (small HCPs) below 20 kDa

Identification of small host cell proteins (low Mw HCPs)

Question: Could you suggest an analysis method to detect low Mw HCPs (small HCPs) below 20 kDa? I work on a drug...

Oct 11. 2016 | Ejvind Mørtz |
Protein scientist at Alphalyse

3 steps to identify & quantify HCP in drug substance homolog to host cell

Question: My HCP antibodies show a reaction towards a drug substance band in my Western blot. Is it possible that it is...

Sep 5. 2016 | Rikke Raaen Lund |

Host Cell Protein monitoring & control in process development

Mass spectrometry based Host Cell Protein identification and quantification Here the Mass Spec Host Cell Protein (HCP) assay is applied for...

Oct 2. 2009 | Ejvind Mørtz |
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