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ChEMBL 34 is out!

The ChEMBL-og

The definition of a chemical probe has been amended to update the field MOLECULE_DICTIONARY.CHEMICAL_PROBE. University of Dundee: T. 1813 bioactivities in total have been added.

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Separating the Hype from the Hyperbole Surrounding FDORA’s Alternatives to Animal Testing under the FD&C Act

FDA Law Blog: Drug Discovery

The definition goes on to list potential options for such tests: cell-based assays, organ chips and microphysiological systems, computer modeling, other nonhuman or human biology-based test methods such as bioprinting, as well as animal tests. FDORA § 3209(a)(2).

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Leadeth me unto Truth and delivereth me from those who have already found it

Molecular Design

For example, we might examine the structure-activity relationship in a cell-based assay for consistency with the structure-activity relationship that we’ve observed in the enzyme inhibition assay. We have to make assumptions in these situations and we also need to check that these assumptions are reasonable.

Drugs 60
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Article FDA Thank You Draft guidance on potency assays for CGT products garners extensive stakeholder input

Agency IQ

Cell-based assays , while more complex to develop and use, offer another option for characterizing product activity at a slightly higher level, allowing sponsors to measure the further downstream effects of products (e.g., morphological cell changes or alterations in protein production or expression).