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Your Environment. Your Health.

Scientists & Staff

NTP Laboratory

Acting Chief

Michael DeVito, Ph.D.
Michael J. Devito, Ph.D.
Acting Chief, National Toxicology Program Laboratory
Group Leader, Predictive Toxicology and Screening Group

Tel 919-541-4142
michael.devito@nih.gov

Molecular Pathogenesis

Darlene Dixon, D.V.M., Ph.D.
Darlene Dixon, D.V.M., Ph.D.
Group Leader

Tel 919-541-3814
dixon@niehs.nih.gov
Lysandra Castro
Lysandra Castro Marquez
Biologist

Tel 919-541-3373
Fax 919-541-7666
castro@niehs.nih.gov
Xiaohua Gao, Ph.D.
Xiaohua Gao, M.D., Ph.D.
Fellow — Research

Tel 919-972-7983
xiaohua.gao@nih.gov
Angeliz Rivera-Concepcion
Angeliz Rivera-Concepcion
Fellow — IRTA Baccalaureate

Tel 919-316-4908
angeliz.rivera-concepcion@nih.gov
Yitang Yan, Ph.D.
Yitang Yan, Ph.D.
Biologist

Tel 919-541-3066
yitang.yan@nih.gov
Xianhong (Linda) Yu
Linda Yu
Biologist

Tel 919-316-4599
Fax 919-541-7666
yu1@niehs.nih.gov

Neurotoxicology

G. Jean Harry, Ph.D.
G J. Harry, Ph.D.
Group Leader

Tel 919-541-0927
Fax 919-316-4865
harry@niehs.nih.gov
Christine A. Bowen
Christine A. Bowen
Fellow — IRTA Postbaccalaureate

Tel 919-541-0167
christine.bowen@nih.gov
Gabrielle Childers
Gabrielle M. Childers
Fellow — IRTA Postbaccalaureate

Tel 919-541-0927
gabrielle.childers@nih.gov
Dr. Christian Lefebvre D’Hellencourt
Christian Lefebvre D'Hellencourt, Ph.D.
Visiting Scientist

Tel 919-541-3986
christian.lefebvred'hellencourt@nih.gov
Christopher McPherson
Christopher McPherson, Ph.D.
Biologist

Tel 919-541-0167
Fax 919-541-0870
mcphers1@niehs.nih.gov
Caroline Brock Reed
Caroline B. Reed
Fellow — IRTA

Tel 919-316-4908
caroline.reed2@nih.gov
Whitney H. Rosenblatt
Whitney H. Rosenblatt
Fellow — IRTA Postbaccalaureate

Tel 919-541-0927
whitney.rosenblatt@nih.gov

Predictive Toxicology and Screening Group

Michael DeVito, Ph.D.
Michael J. Devito, Ph.D.
Acting Chief, National Toxicology Program Laboratory
Group Leader, Predictive Toxicology and Screening Group

Tel 919-541-4142
michael.devito@nih.gov
Paul Dunlap
Paul E. Dunlap
Biologist

Tel 919-541-2666
dunlapp@niehs.nih.gov
William M. Gwinn, Ph.D.
William M. Gwinn, Ph.D.
Staff Scientist

Tel 919-541-0598
gwinnwm@niehs.nih.gov
Julie Rice
Julie R. Rice
Biologist

Tel 919-541-2533
ricej2@niehs.nih.gov
Wei Qu, Ph.D.
Wei Qu, Ph.D.
Biologist

Tel 919-541-0540
Fax 919-541-3970
qu@mail.nih.gov

Adjunct

Windy Boyd, Ph.D
Windy A. Boyd, Ph.D.
Health Scientist

Tel 984-287-3115
boydw@niehs.nih.gov
Stephen Ferguson, Ph.D.
Stephen Ferguson, Ph.D.
Chemist

Tel 984-287-3128
stephen.ferguson@nih.gov
B. Alex Merrick, Ph.D.
B A. Merrick, Ph.D.
Molecular Toxicologist, Group Leader

Tel 984-287-3262
merrick@niehs.nih.gov
Sreenivasa Ramaiahgari, Ph.D.
Sreenivasa Ramaiahgari, Ph.D.
Fellow — IRTA Postdoctoral

Tel 919-541-9811
sreenivasa.ramaiahgari@nih.gov

Reproductive Endocinology Group

Suzanne E. Fenton, Ph.D.
Sue Fenton, Ph.D.
Group Leader

Tel 919-541-4141
suzanne.fenton@nih.gov
Vesna Chappell, Ph.D.
Vesna A. Chappell, Ph.D.
Contractor — Biologist

Tel 919-541-4479
vesna.chappell@nih.gov
Sagi Enicole Gillera
Sagi Enicole A. Gillera
Fellow — IRTA Postbaccalaureate

Tel 919-541-4703
sagienicole.gillera@nih.gov
Portrait of Deirdre Robinson
Deirdre K. Tucker
Fellow — IRTA Predoctoral

Tel 919-316-4660
deirdre.robinson@nih.gov
Jason P. Stanko, Ph.D.
Jason P. Stanko, Ph.D.
Biologist

Tel 919-541-0461
jason.stanko@nih.gov

Stem Cell Toxicology Group

Erik Tokar, Ph.D.
Erik Tokar, Ph.D.
Group Leader, Stem Cell Toxicology Group

Tel 919-541-3951
Fax 919-541-3970
erik.tokar@nih.gov
Matthew W. Bell
Matthew W. Bell
Contractor

Tel 919-541-3768
matthew.bell@nih.gov
Anthony Lincoln Luz
Anthony L. Luz, Ph.D.
Fellow — IRTA

Tel 919-541-5436
anthony.luz@nih.gov
Cassandra J. Shines, M.S.
Cassandra J. Shines, M.S.
Biology

Tel 919-541-0959
Fax 919-541-0356
shines@niehs.nih.gov