Mary Belfast
Assay Development, Validation and Transfer
*****@**********.***
Summary
Biotech-savvy senior research biochemist with 15+ years research and development (R&D) experience in
pre-clinical and process development. SME for assay development, validation and transfer of immunoassays,
biochemical and in vivo methods supporting vaccines and biologics in a wide range of laboratory settings.
Championed experimental design for assay/process troubleshooting and validation. Results-driven leader, with
cross-departmental R&D project integration. Adept in CRO outsourcing, hiring, and management.
CORE COMPETENCIES:
Pre-Clinical & Process Development Projects
Streamlining and Automating Systems
Project Management
cGMP / GLP Regulatory Compliance
Regulatory Support (Nonclinical)
SPECIALTIES:
In vitro and In vivo assay development, troubleshooting, validation and transfer
Experimental Design (DOE)
HPLC (HPAEC-PAD, HPSEC, rpHPLC) Methods and Technology
EIA/ELISA Immunological Methods and Technology
Robotic Systems (Hamilton, Tecan, Beckman-Coulter)
Antibody Production
Experience
Scientist at Merck and Company
April 1997 - December 2013 (16 years 9 months)
Hired from temp-to-perm position to perform established testing for pre-clinical release and stability of
pediatric vaccines. Advanced to manger of a microCT core technology area supporting phase III/NDA of late
stage molecules. Experience in planning and supervising complex research, regulatory, administrative, and
technical activities in cGMP environment. Provided cross-functional support to research and manufacturing
areas in addition to external projects. Supervisor experience includes contingency workers, interns and a 30
member auxiliary staff.
Associate Principal Scientist, Bone Biology, Basic Research (2010 to 2013)
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Transferred post-reorganization and tasked with management of microCT core technology group for
evaluation of microarchtecture in the bone established testing priorities, developed electronic storage of
imaging files, supervision of summer intern and writing SOPs, training manuals, and technical reports.
Senior Research Biochemist, Reagent Generation Group, Basic Research (2008 to 2010)
Transferred post-reorganization and charged with leading therapeutic polyclonal antibody development for
internal customers’ use in anti-drug antibody (ADA) assays to support therapeutic proteins development
encompassing monoclonal antibodies, protein and peptide targets.
Research Chemist, Combination Vaccine Development Group, Bioprocess R&D, (2000 to 2005)
Promoted to plan and supervise complex research, regulatory, administrative, and technical activities in
cGMP environment. Expedited development, validation, and transfer of assays measuring antigen levels in
vaccines. Established in vivo and in vitro models to support impact of process changes on immunogenicity of
critical commercial antigens. Contributed to 5-7 projects annually.
Staff Chemist, Combination Vaccine Development Group, Bioprocess R&D, (1997 to 2000)
Hired from temp-to-perm position to support clinical release and stability studies for pediatric combination
vaccine development.
4 recommendations available upon request
US Navy, Yeoman Second Class (E-5), Honorable Discharge at Military Experience
1986 - 1990 (4 years)
Commendations: Overseas Service Ribbon (2 awards), Meritorious Unit Commendation, Sea Service
Deployment Ribbon, Navy “E” Ribbon (2 awards), Letters of Commendation, Good Conduct Award
Education
Michigan State University
Bachelor of Science (BS), Medical Technology
Publications
Inhibition of Cathepsin K Increases Modeling-based Bone Formation, Improves Cortical Dimension and
Strength in Adult Ovariectomized Monkeys
Submitted JBMR 05 Nov 2013
Authors: Mary Belfast
Relationship between Tightness of Binding and Immunogenicity in an Aluminum-containing
Adjuvant-Adsorbed Hepatitis B Vaccine
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Vaccine 27 (2009) 3175–3180 2009
Authors: Mary Belfast
Effect of the strength of adsorption of hepatitis B surface antigen to aluminum hydroxide adjuvant on the
immune response
Vaccine 27 (2009) 888 - 892
Authors: Mary Belfast
A Practical Approach to Optimization and Validation of a HPLC Assay for Analysis of
Polyribosyl-Ribitol Phosphate in Complex Combination Vaccines
J Chrom 832 (2006) 208-***-****
Authors: Mary Belfast
Optimization of Ultracentrifugation Conditions Used to Separate Unconjugated Polyribosyl-Ribitol
Phosphate (PRP) from Conjugated PRP in Hexavac, a Hexavalent Vaccine
Journal of BioProcess R&D, Vol. 3, Issue 1, August 2002
Authors: Mary Belfast
Etodolac Selectively Inhibits Human Prostaglandin G/H Synthase 2 (PGHS-2) Versus Human PGHS-1
European Journal of Pharmacology, Vol. 4, 1995, 107-111
Authors: Mary Belfast
Inhibition of Endotoxin-Induced Hypothermia and Serum TNF Alpha Levels in CD-1 Mice by Various
Pharmacological Agents
Agents Action, 39, Special Conference Issue (1993): C52-C54
Authors: Mary Belfast
A Comparison of Rapid Detection Tests
Advance for Medical Laboratory Professionals, Vol. 4, number 6, Feb. 10 1992, 6-7
Authors: Mary Belfast
ABSTRACT - The Effects of Anti-Inflammatory and Anti-Allergic Drugs on the Release of IL-1 Beta and
TNF Alpha in Human Whole Blood
FASEBJ., 7(3) A 160, 1993
Authors: Mary Belfast
PRESENTATION - A Strategy Employing Design of Experiment for Optimization and Validation of a
Stability Indicating Assay for Complex Combination Vaccines
SMi Group 3rd Annual Conference on Pharmaceutical Stability Testing, London, UK, 21-22, Sep 2005
Authors: Mary Belfast
PRESENTATION - A Strategy Employing Design of Experiment for Optimization and Validation of a
Stability Indicating Assay for Complex Combination Vaccines
Barnett Intl. Conference on Chromatography – Validation and Methods Development Conference, Philadelphia,
PA, 23-24, June 2005
Authors: Mary Belfast
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PRESENTATION - A Practical Approach to Optimization and Validation of a Stability Indicating Assay
for Complex Combination Vaccines
Institution of Validation Technologies Conference on Stability Testing, Dublin, Ireland, Nov 29-Dec 2, 2004
Authors: Mary Belfast
PRESENTATION - A Practical Approach to Optimization and Validation of a Stability Indicating Assay
for Complex Combination Vaccines
Barnett Intl. Conference on Stability Testing, Philadelphia, PA, June 24 2004
Authors: Mary Belfast
PRESENTATION - Analytical Chromatographic Principles and Specific Examples of Applications
within Merck’s Research and Production Areas
Merck Biologics Licensing Department, August 2000
Authors: Mary Belfast
PRESENTATION - Optimization of Ultracentrifugation for Use in Separating Depolymerized
Polyribosyl-Ribitol Phosphate (PRP) in Hexavac™
Merck DOE Symposium, April 2000
Authors: Mary Belfast
PRESENTATION - Development of a Depolymerized Hib Assay for Use in Combination Vaccines
Bioprocess and Bioanalytical Department Annual Meeting, July 1999
Authors: Mary Belfast
PRESENTATION - Induced Desorption of Polyribosyl-Ribitol Phosphate (PRP) as a Function of
Phosphate and Carbonate
Merck DOE Symposium, March 1999
Authors: Mary Belfast
Skills & Expertise
Assay Development
Drug Development
Automation
Analytics
CRO
GLP
HPLC
Laboratory Robotics
Validation
In Vitro
Chromatography
Lifesciences
Biotechnology
Analytical Chemistry
Drug Design
Technology Transfer
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Biomarkers
Vaccines
In Vivo
Immunology
Bioanalysis
Antibodies
Laboratory
Method Development
Immunoassays
Certifications
Medical Technologist (MT)
American Society of Clinical Pathologist
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Mary Belfast
Assay Development, Validation and Transfer
*****@**********.***
4 people have recommended Mary
"Mary learns new areas, technology and methods quickly. I was particularly impressed when she picked up
the JMP programming language (JSL) so that she could automate statistical analyses of assay output. She is
also well versed in multifactor design of experiments (DOE) methodology and likewise has served as a
valuable intermediary between statisticians and scientists at our company."
Seth Clark, Biostatistician, Merck, worked with Mary at Merck and Company
"Mary is a dedicated, hard-working and motivated scientist. She is easy to work with and a great team
member. When handling any assignment, she makes sure she understands every detail and then gets it done
with perfection."
Richa Jayakar, Senior Scientist, Merck, worked with Mary at Merck and Company
"Mary has an extensive knowledge of analytical assays and GMP practices as applied to the vaccine method
development and validation. Great leadership skills. Excellent manager."
Irina Tumanova, Senior Scientist, Merck, reported to Mary at Merck and Company
"Mary is a very knowledgeable and experienced scientist. She has a broad understanding of bioanalytical
science starting from assay design and creation all the way through statistical validation. She has been a
trusted colleague and ‘go to’ person in our inter-departmental analytical collaborations."
Peter Szczerba, Sr. Research Biochemist, Merck, worked with Mary at Merck and Company
Contact Mary on LinkedIn
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