Understanding the Nuances of Continuous Assay Data

Sharing Our Expertise and Innovation

AssayQuant is committed to helping you and the scientific community improve productivity and achieve challenging goals. We view our relationships with our customers as partnerships and embrace sharing our expertise and innovation with you and your organization.

Listed below are resources for our innovation and technology. Don't hesitate to contact us and let us know how we can help support your drug development and research efforts.


Patented Technology, Validated Research, Exclusively Licensed

Our technology is well validated with over 100 publications using the Sox-based format published in leading scientific journals. AssayQuant Technologies co-founders Dr. Barbara Imperiali and Dr. Erik Schaefer have authored over 250 peer-reviewed publications.

Use of the sulfonamido-oxine (Sox) fluorophore to report kinase activity via Chelation-Enhanced Fluorescence (ChEF) is covered by nine patents that are exclusively licensed by MIT to AssayQuant Technologies, Inc.

Click here to read Dr. Imperiali's "Perspectives on the Development of the PhosphoSens® Kinase Assay Technology".

Scientific Posters


Sox-based Sensor Phosphopeptides for Continuous, Homogeneous, and Quantitative Monitoring of Protein Phosphatase Activity



Automated Linear Range Determination and Applications to Enzymatic Progress Curves



Development of a Real-Time, Fluorescence Microplate Assay for Epidermal Growth Factor Receptor (EGFR) Tyrosine Kinase Activity



Automation of Full-Kinome Profiling Using a Continuous Kinase Activity Platform



Multiplexing Inventory Management: Satisfying the Enzymologist, the Customer and the Executive Leadership Team


Webinars (On-Demand)


The Advantages of Kinome Profiling With a Continuous Assay

Uncover the power and kinetic insights of a continuous assay for kinome profiling with our newest webinar. Join Earl May, Ph.D., Sr. Director of Discovery Technologies, as he delves into the unique advantages of continuous assays over their endpoint counterparts, reveals hidden insights within raw data, and demonstrates how progress curves can help you identify essential aspects of an inhibitor's mode of action.

Watch Now

Video Presentations

HubSpot Video
HubSpot Video

Time-Dependent Inhibition Workflow at AssayQuant Technologies

Leveraging Continuous Fluorogenic Assays for Kinase & Phosphatase Activity to Enable Drug Development

HubSpot Video
HubSpot Video

Q&A With AssayQuant's CEO:
Featuring Frequently Asked Questions About PhosphoSens From New Customers

Discovery on Target Presentation:
Nextgen Kinase & Phosphatase Drug Development with PhosphoSens Activity-based Sensors

News and Timeline

February 13, 2023 – AssayQuant Technologies, Inc. Expands Panel for Kinome Profiling Services (press release).  

January 6, 2023 – AssayQuant Technologies, Inc. to Present at Biotech Showcase™ 2023 (press release).

August 2, 2022 Vibliome Therapeutics and AssayQuant Technologies, Inc. (press release).

September 15, 2021AssayQuant reaches 375 validated PhosphoSens kinase, phosphatase and lipid kinase (DGK) assays in their product catalog.

May 5, 2021 – AssayQuant closes Series A Funding. 

October 2020 – Patent granted for "Kinase and/or Phosphatase Sensing via Hydroxyquinoline-Sensitized Chelates," patent exclusively licensed from MIT to AssayQuant Technologies, Inc.

January 2, 2019 – AssayQuant completes 1st 254 validated PhosphoSens assays.

January 15, 2018 - AssayQuant launches partnership with Carna Biosciences to distribute exclusively PhosphoSens assay products and services in Japan.

May 12, 2016 - AssayQuant enters strategic partnership with 21st Century Biochemicals, Inc.

July 9, 2015 - AssayQuant Technologies, Inc., founded by Drs. Barbara Imperiali (CTO) & Erik Schaefer (President & CSO).