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  1. About Science & Research at FDA

FDA Grand Rounds

FDA Grand Rounds

The FDA Grand Rounds is an educational presentation that is webcast monthly to highlight cutting-edge research underway across the Agency and its impact on protecting and advancing public health. Each session features an FDA scientist presenting on a key public health challenge and how FDA is applying science to its regulatory activities. The 45-minute educational presentation is followed by questions from the audience. You can also view the presentation under Past Grand Rounds following the live webcast. #FDAGrandRounds.

Upcoming Event

FDA Grand Rounds – Adopting Large Language Models for Regulatory Review

Thursday, April 10, 2025 
12:00 p.m. - 1:00 p.m. ET
Webcast 

About the Speaker

Joshua Xu, Ph.D.
Supervisory SBRBPAS Expert (Computer Scientist), R2R Branch Chief
Division of Bioinformatics and Biostatistics
Office of Research
National Center for Toxicological Research (NCTR)
Office of the Chief Scientist (OCS)
Office of the Commissioner (OC)

Dr. Joshua Xu is the Branch Chief of Research-to-Review and Return (R2R) at the Division of Bioinformatics and Biostatistics within FDA’s National Center for Toxicological Research (NCTR). He has been (1) leading a community wide effort to assess the analytical performance of oncology panel sequencing technologies and develop best practice guidelines, (2) developing and adopting Natural Language Processing (NLP) methods for regulatory document review, (3) developing image analysis algorithms for digital pathology and food contamination detection.

Past Grand Rounds

2025

2024

2023

2022

2021

2020

2019

2018

2017

2016

Resources For You


Sub-Topic Paragraphs

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