PIPages
Labs

Brandon Bordeau

University of Michigan, MI·Pharmacology

Antibody-drug conjugates (ADCs) are medicines that attach a toxic drug to an antibody so the antibody can deliver it to target cells, such as cancer cells. Despite great interest, 89% of ADCs fail in clinical trials, most often because a dose strong enough to work is too toxic.

Fields

Pharmacology

Biomedical Engineering

Engineering

Topics

antibody-drug conjugates

antibody drug complex

ADCx

Grants
1 known grant, through Nov 2029

What they work on

  1. Compare a lead anti-HER2 anti-MMAE antibody drug complex (ADCx) with the standard antibody-drug conjugate trastuzumab-vc-MMAE in mice, measuring drug distribution, tumor-fighting efficacy and tolerability.
  2. Identify which antibody and drug properties best improve ADCx safety and efficacy, building on the pharmacokinetic model-informed antibody engineering used to design the lead complex.
  3. Discover and optimize anti-drug antibodies against new payloads, prioritizing drugs with many uses, to build a modular ADCx panel whose cell-targeting part can be easily swapped.

More about the research

The toxicity mainly comes from the linker payload, the chemical link and drug attached to the antibody, which can release the drug in the wrong places. Years of efforts to redesign linkers and payloads have struggled, because fixing one problem often creates another.

Why it matters

Antibody-drug conjugates often fail or cause side effects that force patients to delay, reduce or stop treatment. A drug-delivery format that avoids the problematic chemical linker could widen the gap between effective and toxic doses. Because the targeting part can be swapped, the same approach could eventually be adapted to treat cancer, autoimmune disease and infectious disease.

Known grants

From NIH and NSF research grants. Labs often have other funding we can't see.

Evaluation of Non-covalent Antibody Drug Complexes (ADCx) for Targeted Drug Delivery

NIH · Dec 2024 – Nov 2029

Closest labs

Lawrence Tumey

Binghamton University, NY·Chemistry

Design new self-immolative spacers, extending the GlyPro spacer, that release ADC payloads lacking amine handles, such as sulfonamides, ureas, carbamates and hydroxamates.

Sabine Brouxhon

University of Rochester, NY·Pharmacology

Characterize how soluble E-cadherin (sEcad) binds and activates the IGF-1R growth receptor, using purified IGF-1R holoreceptor and biochemical and biophysical binding and phosphorylation measurements, including synergy with the natural ligands IGF-1 and EGF.

Reza Abdi

University of California-Los Angeles, CA·Microbiology & Immunology

Optimize the stability, binding and body distribution of nanoparticles carrying an antibody against PNAd, a molecule found only on high endothelial venules, in NOD mice that develop type 1 diabetes.

The school

University of Michigan: 124 labs on PI Pages, $2.1B a year on research, 963 research doctorates a year.

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