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Chromatography

 

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Tc-99m radiopharmaceuticals and in-house chromatographic methods

20 November 2019 | By

Technetium-99m (99mTc) is a synthetic radioisotope that is used worldwide to produce radiopharmaceuticals that are mainly used for diagnostic purposes in nuclear medicines. The purity of the final radiopharmaceutical (99mTc-R) can be confirmed by applying chromatographic methods. This method is based on different rates of movement of substances in a…

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Expert View: Eshmuno® CP-FT resin – developed for the flow-through removal of aggregates using frontal chromatography

28 June 2019 | By

Eshmuno® CP-FT cation exchange resin is specifically designed to provide efficient removal of monoclonal antibody (mAb) aggregates in the flow-through frontal chromatography mode of operation enabling loading capacities 10-times higher than traditional bind/elute CEX chromatography. It facilitates greater manufacturing flexibility and process intensification while reducing the overall cost for the…

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LC-MS based multi-attribute method for characterisation and QC testing of protein therapeutics

2 November 2018 | By

For several decades mass spectrometry (MS) has been used in the characterisation of protein pharmaceuticals.1-3 However, its use in the laboratory for quality control (QC) product release testing has been quite limited for a number of reasons, for example: instrument complexity and software are not readily amenable to validation, extensive…