Fabrus Announces Conjugated Antibody Collaboration and New Phase of Growth

FABRUS, LLC and San Diego-based Ambrx Inc. have commenced a joint research program to discover antibodies with properties that are optimized for use as antibody drug conjugates.

FABRUS, LLC announces that the Company and San Diego-based Ambrx Inc. have commenced a joint research program to discover antibodies with properties that are optimized for use as antibody drug conjugates. Under the research agreement, Fabrus will use its proprietary antibody library, screening, and functional maturation approaches to deliver unique, affinity-matured antibodies against a number of targets nominated by Ambrx. The collaboration antibodies will be modified by Ambrx, using its proprietary unnatural amino acid technology, to produce antibody drug conjugates directed to each therapeutic target.

The agreement grants Ambrx the exclusive right to commercialize conjugated forms of the antibodies generated under the collaboration. Fabrus will receive various upfront payments and is eligible to receive success fees and a share of certain payments received by Ambrx in the future. Ambrx was granted an option to acquire a minority equity interest in Fabrus.

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