Scott McNeil

Scott E. McNeil, PhD

Dr. McNeil serves as the Director of the Nanotechnology Characterization Laboratory (NCL) for Leidos Biomedical Research and Frederick National Laboratory for Cancer Research, where he coordinates preclinical characterization of nanotech cancer therapeutics and diagnostics.

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Pharmacology & Toxicology

Stephan Stern

Stephan T. Stern, PhD, DABT
Sr. Principal Scientist, Pharmacology & Toxicology

Dr. Stern is actively involved in applied nanomaterial research, and has published numerous articles on nanomaterial toxicology and pharmacokinetics in leading scientific journals.

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David Stevens

David Stevens, PhD
Scientist II, Pharmacology & Toxicology

Dr. Stevens develops novel drug formulation strategies including micelle formulations and polymeric prodrugs for the improved delivery of small molecule chemotherapeutics.

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Sarah Skoczen

Sarah Skoczen, MS
Research Associate III, Pharmacology & Toxicology

Ms. Skoczen joined the NCL in September of 2005, as a Research Assistant. She is responsible for helping maintain human and animal primary and immortalized cells.

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Kelsie Snapp

Kelsie Snapp, BS, MBA
Research Associate I, Pharmacology & Toxicology

Kelsie’s role at the NCL involves working with bioanalytical assays and helping to develop methods for measuring nanoparticle drug release for the pharmacology and toxicology section.

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Mary Beth Schuweiler, BS
Research Associate I, Pharmacology & Toxicology

Mary Beth assists with drug formulation using a variety of nanoparticle strategies, provides physicochemical characterization and analysis, and performs bioanalytical techniques to support nanomedicine pharmacokinetic studies. She has a Bachelor of Science degree in Chemistry from Shepherd University, Shepherdstown, WV.

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Marina Dobrovolskaia

Marina A. Dobrovolskaia, PhD, MBA
Sr. Principal Scientist, Immunology

Dr. Dobrovolskaia is a Senior Principal Scientist and Head of the Immunology Section at the Nanotechnology Characterization Laboratory (NCL). 

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Barry Neun

Barry Neun, BS
Research Associate III, Immunology

Mr. Neun is the primary technician responsible for endotoxin and sterility pre-screening of all materials submitted to the NCL. 

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Edward Cedrone

Edward Cedrone, BS
Research Associate II, Immunology

Mr. Cedrone’s main role at the NCL is assessing nanoparticle effects on immune cell function by conducting in vitro and in vivo cell-based immune assays. Edward brings a wealth of experience in cell and tissue culture from his previous employment at the Cell Biology Program of the American Type Culture Collection (ATCC) in Manassas, Virginia.

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Physicochemical Characterization

Jeffrey Clogston

Jeffrey D. Clogston, PhD
Principal Scientist, Physicochemical Characterization

Dr. Clogston joined the Nanotechnology Characterization Laboratory (NCL) as a Scientist in March 2006. In his position, Dr. Clogston conducts physico-chemical characterization and standardization of nanoparticles intended for cancer therapeutics and diagnostics.

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Jiewei Wu

Jiewei Wu
Scientist I, Physicochemical Characterization

Dr. Wu joined the NCL as a Scientist in August 2016. Her efforts are focused on the physicochemical characterization of nanoparticles, the development of new analytical methods for nanomedicine evaluation, and chemical synthesis and nanoformulation.

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Yingwen Hu, PhD

Yingwen Hu
Scientist I, Physicochemical Characterization

Dr. Hu joined the Nanotechnology Characterization Laboratory (NCL) as a Scientist in July 2017. Her research focuses on the physicochemical characterization of nanoparticles using advanced analytical methods.

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Alison Vermilya

Alison Vermilya, MS
Research Associate I, Physicochemical Characterization

Mrs. Vermilya assists in the physicochemical characterization of nanoparticles that are studied at the NCL, including transmission electron microscopy (TEM) imaging and size analysis, dynamic light scattering (DLS), and zeta potential measurements.

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Cassandra Mankus

Cassandra Mankus, BS
Research Associate I, Physicochemical Characterization

Cassandra Mankus joined the NCL in July 2016. She works in support of the physicochemical characterization of nanoparticles.

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Cancer Biology

Pavan Adiseshaiah

Pavan Adiseshaiah, PhD
Sr. Scientist, Cancer Biology

At the Nanotechnology Characterization Laboratory, Dr. Adiseshaiah will be responsible in the experimental design, implementation and analysis of in vivo oncology studies to characterize nanomaterials for therapeutics and diagnostics.

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Bhawna Sharma

Bhawna Sharma, PhD
Post-Doctoral Fellow, Cancer Biology

Dr. Sharma joined the NCL in 2016 as a postdoctoral fellow in the Cancer Biology Section. Her work involves investigating the role of nanoparticles in cancer therapy and inflammasome activation.

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Timothy Potter

Timothy Potter, BS
Research Associate III, Cancer Biology

Mr. Potter is the primary tissue culture technician for the NCL, maintaining human and animal primary and immortalized cells. His duties include running a variety of cell-based toxicity and immunology assays and working closely with other NCL personnel in assay development.

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Travis Kerr

Travis Kerr, MS
Research Associate I, Cancer Biology

Travis joined the Cancer Biology section of the NCL in October 2016 as a Research Associate I. His duties include maintaining the tissue culture laboratory, both human and animal primary and immortalized cells, and running cytotoxicity assays (e.g. MTT and LDH) as part of the assay cascade for the characterization of nanomaterials.

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Alliance Management

Jennifer Grossman

Jennifer Grossman, PhD
Sr. Scientist, Alliance Management

Dr. Grossman leads NCL's Alliance Management Division, which has established and managed productive collaborations within NCI, FDA, NIST and a network of over 150 drug development labs in industry and academia. 

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Rachael M. Crist

Rachael M. Crist, PhD
Scientist II, Alliance Management

Dr. Crist is a Scientist II in NCL’s Alliance Management Division, part of a team of scientists responsible for managing the NCL’s external collaborations with academic and pharmaceutical organizations from around the globe, as well as interfacing with various agencies within the US Government. 

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Maggie Scully

Maggie Scully, PhD
Scientist I, Alliance Management

Maggie is a scientist on the Alliance Management team aimed at providing clear communication between NCL and its collaborators. Prior to this position, Dr. Scully spent over 9 years at the laboratory bench engineering and validating nanoparticles for drug delivery and imaging applications, predominantly for cancer.

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HQ Support

Christopher McLeland

Christopher McLeland, BS, MBA
Associate Scientist, HQ Support

Chris McLeland joined the Nanotechnology Characterization Laboratory in October of 2004 as a Senior Research Associate. Mr. McLeland functions as the laboratory manager by providing financial analysis, logistical coordination, and technical support to team members.

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Jaime Rodriguez

Jamie Rodriguez, BS
Research Associate II, HQ Support

Mrs. Rodriguez joined the NCL as a Research Technician in January 2007. 

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