Multispecific antibodies:
next generation therapeutics targeting complex disease biology

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What are multispecific antibodies?

Multispecific antibodies are novel drug modalities that can bind simultaneously to two or more target proteins or bridge two different cells, to elicit a therapeutic effect to treat cancer and other diseases.

They comprise of monoclonal antibodies (mAb), which are designed to target complex disease biology characterised by multiple drivers, and complement conventional, ‘monospecific’ medicines which recognise a single target. An example of multispecifics is bispecific antibodies.1


Learn more about multispecific antibodies’ mechanism of action:

By binding with high specificity to cell surface antigens on double-positive target cells over single-positive normal tissue, these disruptive biotherapeutics can activate synergistic signalling pathways differentiating them from available mono-targeted therapies.1

In cancer, they can also activate immune cells, such as T cells, and redirect them to specifically eliminate tumour cells.1

Because of their potential to transform treatment regimens by targeting more than one disease pathway with a single agent, we have established a multispecific drug discovery platform which is fuelling our pipeline of novel, targeted medicines.

The platform can be customised with specific properties and mechanisms of action, for example for cancer immunotherapy, and to selectively target disease biology over healthy tissue, to reduce unwanted side effects to treatment.

By binding to a target expressed on cancer cells and to molecules on T cells, such as CD3 or CD8, T cell engagers activate T cells that are present in tumours but not capable of recognising cancer cells, and redirect their activity toward the tumour.

T cell engagers offer a new way to boost the patient’s immune system against cancer, by tapping into a larger pool of immune cells than traditional immunotherapies.

Building on our long history of protein engineering, we are advancing our proprietary multispecific molecules not only to develop novel cancer treatments, but also in other human diseases such as infectious diseases, chronic inflammatory diseases, cardiovascular diseases and beyond.


Multispecific antibody activating cytotoxic T cells in the innate immune system:


T cell engagers (TCE) are a type of multispecific antibody that are engineered to activate the immune system’s T cells and redirect them to recognise and kill cancer cells.


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