Faculty Postdoctoral Researchers Administration
![Gaya K. Amarasinghe, PhD](https://pathology.wustl.edu/wp-content/uploads/2023/01/Gaya2023-280x386.jpg)
Gaya K. Amarasinghe, PhD
Alumni Endowed Professor, Pathology and Immunology
- Phone: 314-286-0619
- Email: gamarasinghe@wustl.edu
Division of Laboratory & Genomic Medicine
![Timothy Amukele, MD, PhD](https://pathology.wustl.edu/wp-content/uploads/2023/11/Timothy-Amukele-280x386.jpeg)
Timothy Amukele, MD, PhD
Voluntary Research Professor, Pathology and Immunology
- Email: tim@pathologistsoverseas.com
Division: Laboratory and Genomic Medicine
![Maxim N. Artyomov, PhD](https://pathology.wustl.edu/wp-content/uploads/2019/01/ArtyomovM-280x386.jpg)
Maxim N. Artyomov, PhD
Alumni Endowed Professor, Pathology & Immunology
- Email: martyomov@wustl.edu
Division: Immunobiology
![Sharon Aubuschon](https://pathology.wustl.edu/wp-content/uploads/2021/10/Sharon-A-1-280x386.png)
Sharon Aubuschon
Senior Residency Program Coordinator
- Phone: 314-747-0687
- Email: a.sharon@wustl.edu
Provides support for:
- Residency Programs
![Margaret Axelrod, MD, PhD](https://pathology.wustl.edu/wp-content/uploads/2023/07/Margaret-Axelrod-1-280x386.jpg)
Margaret Axelrod, MD, PhD
Resident, Anatomic and Clinical Pathology
Physician Scientist Training Program
- Email: axelrodm@wustl.edu
![Vahid Azimi, MD](https://pathology.wustl.edu/wp-content/uploads/2020/07/IMG_2951-Azimi-Edit-280x386.jpg)
Vahid Azimi, MD
Instructor, Pathology & Immunology
Assistant Medical Director of Laboratory Information Systems
- Phone: 314-273-8220
- Email: a.vahid@wustl.edu
Division: Laboratory & Genomic Medicine
![Samuel J. Ballentine, MD](https://pathology.wustl.edu/wp-content/uploads/2016/02/Ballentine-Samuel_Path_03_web-645x966-280x386.jpg)
Samuel J. Ballentine, MD
Assistant Professor, Pathology & Immunology
Residency Program Director
- Email: samuel.ballentine@wustl.edu
Division: Anatomic & Molecular Pathology
![Michael J. Barratt, PhD](https://pathology.wustl.edu/wp-content/uploads/2021/11/BarrattM_300-280x386.jpg)
Michael J. Barratt, PhD
Associate Professor, Pathology and Immunology
Executive Director, Center for Gut Microbiome and Nutrition Research
- Phone: 314-747-6010
- Email: mjbarratt@wustl.edu
Division: Laboratory & Genomic Medicine
![Noorjahan Begum, PhD](https://pathology.wustl.edu/wp-content/uploads/2023/07/Noorjahan-Begum-2-280x386.jpg)
Noorjahan Begum, PhD
Postdoctoral Research Associate, Gordon Lab
- Email: begumn@wustl.edu
Postdoctoral Research Associate, Gordon Lab
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