Search Results - "Barfield, Robyn M."
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Synthesis of Heterobifunctional Protein Fusions Using Copper-Free Click Chemistry and the Aldehyde Tag
Published in Angewandte Chemie (International ed.) (23-04-2012)“…Clicking into place: Cu‐free click chemistry is combined with the aldehyde tag protein modification strategy to produce heterobifunctional protein fusions…”
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Maytansine-bearing antibody-drug conjugates induce in vitro hallmarks of immunogenic cell death selectively in antigen-positive target cells
Published in Oncoimmunology (01-01-2019)“…Oncology treatment has been revolutionized by the introduction of immune checkpoint inhibitor drugs, which enable 20-40% of patients to generate anti-tumor…”
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Antibody-Drug Conjugates Targeting the Urokinase Receptor (uPAR) as a Possible Treatment of Aggressive Breast Cancer
Published in Antibodies (Basel) (05-11-2019)“…A promising molecular target for aggressive cancers is the urokinase receptor (uPAR). A fully human, recombinant antibody that binds uPAR to form a stable…”
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Systematic LC/MS/MS Investigations for the IND-Enabling Extended Characterization of Antibody–Drug Conjugate Modifications
Published in Antibodies (Basel) (01-12-2018)“…We hypothesized that systematic liquid chromatography-tandem mass spectrometry investigations of an antibody–drug conjugate (ADC), its small and large…”
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Leveraging Formylglycine-Generating Enzyme for Production of Site-Specifically Modified Bioconjugates
Published in Methods in molecular biology (Clifton, N.J.) (2018)“…Enzymatic modification of proteins can generate uniquely reactive chemical functionality, enabling site-specific reactions on the protein surface…”
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Tandem-Cleavage Linkers Improve the In Vivo Stability and Tolerability of Antibody–Drug Conjugates
Published in Bioconjugate chemistry (21-04-2021)“…Although peptide motifs represent the majority of cleavable linkers used in clinical-stage antibody–drug conjugates (ADCs), the sequences are often sensitive…”
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Aldehyde Tag Coupled with HIPS Chemistry Enables the Production of ADCs Conjugated Site-Specifically to Different Antibody Regions with Distinct in Vivo Efficacy and PK Outcomes
Published in Bioconjugate chemistry (16-07-2014)“…It is becoming increasingly clear that site-specific conjugation offers significant advantages over conventional conjugation chemistries used to make…”
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Site-Specific Bioconjugation Using SMARTag ® Technology: A Practical and Effective Chemoenzymatic Approach to Generate Antibody-Drug Conjugates
Published in Methods in molecular biology (Clifton, N.J.) (2019)“…As a critical feature of the next generation of antibody-drug conjugates (ADCs), site-specific bioconjugation approaches can help to optimize stability,…”
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Hydrazino-Pictet-Spengler Ligation as a Biocompatible Method for the Generation of Stable Protein Conjugates
Published in Bioconjugate chemistry (19-06-2013)“…Aldehyde- and ketone-functionalized biomolecules have found widespread use in biochemical and biotechnological fields. They are typically conjugated with…”
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CRISPR-Cas9 screens identify regulators of antibody–drug conjugate toxicity
Published in Nature chemical biology (01-10-2019)“…Antibody–drug conjugates (ADCs) selectively deliver chemotherapeutic agents to target cells and are important cancer therapeutics. However, the mechanisms by…”
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Reconstitution of Formylglycine-generating Enzyme with Copper(II) for Aldehyde Tag Conversion
Published in The Journal of biological chemistry (19-06-2015)“…To further our aim of synthesizing aldehyde-tagged proteins for research and biotechnology applications, we developed methods for recombinant production of…”
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A Novel HER2-targeted Antibody–drug Conjugate Offers the Possibility of Clinical Dosing at Trastuzumab-equivalent Exposure Levels
Published in Molecular cancer therapeutics (01-09-2020)“…Abstract Trastuzumab and the related ADC, ado-trastuzumab emtansine (T-DM1), both target HER2-overexpressing cells. Together, these drugs have treatment…”
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Hydrophilic Sequence-Defined Cross-Linkers for Antibody–Drug Conjugates
Published in Bioconjugate chemistry (20-11-2019)“…Antibody–drug conjugates (ADCs) are an established modality for the tissue-specific delivery of chemotherapeutics. However, due to the hydrophobic nature of…”
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A simple LC/MRM–MS-based method to quantify free linker-payload in antibody-drug conjugate preparations
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (01-10-2016)“…•A simple MRM-based method to quantify free linker-payload in an ADC is described.•The approach has an LLOQ of 10nM and requires no special laboratory…”
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15
The exomer coat complex transports Fus1p to the plasma membrane via a novel plasma membrane sorting signal in yeast
Published in Molecular biology of the cell (01-12-2009)“…Sorting of transmembrane cargo proteins to different cellular compartments is mediated by sorting signals that are recognized by coat proteins involved in…”
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CAT-02-106, a Site-Specifically Conjugated Anti-CD22 Antibody Bearing an MDR1-Resistant Maytansine Payload Yields Excellent Efficacy and Safety in Preclinical Models
Published in Molecular cancer therapeutics (01-01-2018)“…Hematologically derived tumors make up ∼10% of all newly diagnosed cancer cases in the United States. Of these, the non-Hodgkin lymphoma (NHL) designation…”
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Exploring the effects of linker composition on site-specifically modified antibody–drug conjugates
Published in European journal of medicinal chemistry (17-12-2014)“…In the context of antibody–drug conjugates (ADCs), noncleavable linkers provide a means to deliver cytotoxic small molecules to cell targets while reducing…”
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Generating aldehyde-tagged antibodies with high titers and high formylglycine yields by supplementing culture media with copper(II)
Published in BMC biotechnology (24-02-2016)“…The ability to site-specifically conjugate a protein to a payload of interest (e.g., a fluorophore, small molecule pharmacophore, oligonucleotide, or other…”
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Antibody-drug conjugate library prepared by scanning insertion of the aldehyde tag into IgG1 constant regions
Published in mAbs (17-11-2018)“…The advantages of site-specific over stochastic bioconjugation technologies include homogeneity of product, minimal perturbation of protein structure/function,…”
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Site-Specific Tandem Knoevenagel Condensation–Michael Addition To Generate Antibody–Drug Conjugates
Published in ACS medicinal chemistry letters (10-11-2016)“…Expanded ligation techniques are sorely needed to generate unique linkages for the growing field of functionally enhanced proteins. To address this need, we…”
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