Office of the Chief
![Karen M. Frank, MD, PhD, D(ABMM)](/sites/nihinternet/files/internet-files/cp/images/frank.jpg)
Chemistry
![David B. Sacks, MB ChB, FACP, FRCPath](/sites/nihinternet/files/internet-files/cp/images/sacks-ss.jpg)
![Roa Harb, MD](/sites/nihinternet/files/internet-files/cp/images/staff_harb.jpg)
![Alan T. Remaley, MD, PhD](/sites/nihinternet/files/internet-files/cp/images/staff_remaley.jpg)
Alan T. Remaley, MD, PhD
Senior Investigator
Section Chief, Lipoprotein Metabolism Laboratory, NHLBI
Director, Immunoassay and Special Chemistry, DLM
Full bio
Senior Investigator
Section Chief, Lipoprotein Metabolism Laboratory, NHLBI
Director, Immunoassay and Special Chemistry, DLM
Full bio
![Caroline Nottingham, PhD](/sites/nihinternet/files/assets/cp/images/staff_franks.jpg)
Hematology
![Raul Braylan, MD](/sites/nihinternet/files/internet-files/cp/images/staff_braylan.jpg)
![Katherine R. Calvo, MD, PhD](/sites/nihinternet/files/internet-files/cp/images/staff_calvo.jpg)
Katherine R. Calvo, MD, PhD
Senior Research Physician
Director, Automated Hematology/Peripheral Blood Morphology
Full bio
Senior Research Physician
Director, Automated Hematology/Peripheral Blood Morphology
Full bio
![Alina E. Dulau-Florea, MD](/sites/nihinternet/files/internet-files/cp/images/staff_dulauflorea.jpg)
![Irina Maric, MD](/sites/nihinternet/files/internet-files/cp/images/staff_maric.jpg)
![Nisha Patel, DO](/sites/nihinternet/files/internet-files/cp/images/npatel.jpg)
Immunology
![Sergio D. Rosenzweig, MD, PhD](/sites/nihinternet/files/internet-files/cp/images/staff_rosenzweig.jpg)
![Thomas A. Fleisher, MD](/sites/nihinternet/files/internet-files/cp/images/staff_fleisher.jpg)
Thomas A. Fleisher, MD
Scientist Emeritus
Scientist Emeritus
![Hye Sun Kuehn, PhD](/sites/nihinternet/files/internet-files/cp/images/staff_kuehn.jpg)
Microbiology
![Adrian Zelazny, PhD, D(ABMM)](/sites/nihinternet/files/internet-files/cp/images/staff_zelazny.jpg)
![Sanchita Das, MBBS, MD, D(ABMM)](/sites/nihinternet/files/internet-files/cp/images/staff_das.jpg)
![John P. Dekker, MD, PhD, FCAP](/sites/nihinternet/files/internet-files/cp/images/jdekker.jpg)
John P. Dekker, MD, PhD, FCAP
Investigator
Chief, Bacterial Pathogenesis and Antimicrobial Resistance Unit, NIAID
Director, Genomics Section, Microbiology Service, DLM
Full bio
Investigator
Chief, Bacterial Pathogenesis and Antimicrobial Resistance Unit, NIAID
Director, Genomics Section, Microbiology Service, DLM
Full bio
![Harry Porterfield, DO](/sites/nihinternet/files/internet-files/cp/images/staff_porterfield.jpg)
Harry Porterfield, DO, FCAP
Staff Clinician
Staff Clinician
![Amir Seyedmousavi, PhD, F(ECMM)](/sites/nihinternet/files/internet-files/cp/images/staff_seyedmousavi.jpg)
Amir Seyedmousavi, VMD, PhD, F(ECMM)
Clinical Microbiologist, Microbiology Service
Director, Mycology and Parasitology
Full bio
Clinical Microbiologist, Microbiology Service
Director, Mycology and Parasitology
Full bio
Sterility
![Anna F. Lau, PhD, D(ABMM)](/sites/nihinternet/files/internet-files/cp/images/staff_lau.jpg)