ChromaDex Analytics
, Boulder, Colorado
2004 to 2009
Developed analytical methods to assess the safety and quality of botanical dietary supplements
while leading analytical support for the isolation division. Samples ranged from raw plant
material, to extracts, to finished products. Coordinated R&D projects in isolation services.
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Serve as a reviewer for scientific journals (Planta Medica, JAOAC, Journal of Separation
Science, Journal of Chromatography, Chromatographia).
National Center for Natural Products Research
, University, Mississippi
2001 to 2003
Developed analytical methods to assess the safety and quality of botanical dietary supplements.
Areas of focus were
Ephedra
(species fingerprinting and ephedrine alkaloid analysis),
Aristolochia
and
Asarum
(species and population studies of aristolochic acid content), St. John’s
Wort (SLV for AOAC official methods),
Senecio
and
Symphytum
(pyrrolizidine alkaloid analysis
with ELSD), Viagra (independent analysis of herbal products illegally adulterated),
Coleus
forskohlii
(quality analysis of market products), Ginkgo (batch to batch consistency studies),
Centella asiatica
(quality analysis of market products), lemon grass (method developed for
analysis of volatiles),
Echinacea
(plant propagation analysis), Goldenseal (plant propagation
analysis), purity studies of isolated compounds for standardization purposes and analysis of
catfish pond water for the USDA.
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Prepared summary reports for funding agencies, proofed manuscripts and grants, aided in
grant writing. Served as a reviewer for scientific journals (Planta Medica, JAOAC, and J
of Chrom B).
Virginia Commonwealth University
, Richmond, Virginia
1995-2000
Graduate Research Assistant
Developed synthetic methods including the modification of the diene moiety of maytansine and
its homologues to improve their water solubility and decrease their toxicity for better drug
delivery as well as the structural activity requirement of the diene moiety. Research also involved
the isolation and elucidation of bioactive dihydroagarofuran sesquiterpene alkaloids from
Maytenus putterlickoides
by chromatographic and spectroscopic techniques. This research relied
heavily on NMR.
x
Published two journal articles and thirteen presentations of research results at
international, national, regional, and local meetings.
x
Advised undergraduates doing independent studies in the laboratory.
1995-1998
Nuclear Magnetic Resonance Spectrometer Technician
– Main troubleshooter
and technician for departmental 300 MHz GE Nuclear Magnetic Resonance
Spectrometer.
1995-1998
Teaching Assistant
- Instructor of Qualitative Organic Chemistry and Organic
Chemistry Labs, and instructor of General Chemistry Recitation. Responsible for
lectures, quizzes, and final grades for the students. Served as a substitute lecturer
for General Chemistry.
Summer 1994
Research Assistant Intern
- Isolation and structural elucidation of natural
products (acetogenins) by chromatographic and spectroscopic techniques.
• Resulted in the publication of one journal article.
AOAC OMB Teleconference Materials
133
11/09/2016