JOHN A. TETTEH
Detroit,USA
Summary
Accomplished Postdoctoral Research Fellow at Wayne State University, skilled in analytical chemistry and advanced data analysis. Proven track record in developing innovative microfluidic techniques and mentoring teams. Expertise in experimental design and scientific writing, driving impactful research outcomes and fostering collaborative learning environments.
Overview
9
9
years of professional experience
1
1
Certification
Work History
Postdoctoral Research Fellow
Wayne State University
Detroit, USA
12.2024 - Current
- Department of Chemistry – Detroit, USA
- Microfluidic electrophoretic analyses and separation of glycans, proteins and peptides utilizing techniques such as capillary electrophoresis (CE), thermal gel electrophoresis (TGE), SDS-PAGE and fluorescence spectrophotometry.
- Preparation of microfluidic devices and operation of electron microscopy for fluorescence tagged peptides.
- Developed a MATLAB code to track particle motions for label free sensing of glycans and peptides.
- Processing data with ImageJ (Fiji) software program to extract quantitative information from analyses.
- Conducted computational simulations to model analyte and electrolyte migration in microfluidic electrophoresis.
- Department of Chemistry – Detroit, USA
Graduate Teaching and Research Assistant
Saint Louis University
St. Louis, USA
01.2019 - 12.2024
- Department of Chemistry – St. Louis, USA
- Graduate Research Assistant
- Employed electroanalytical and electrochemical techniques such as potentiometry, cyclic and linear sweep voltammetry, chronoamperometry and impedance spectroscopy to investigate oscillatory, cathode anode reactions, network and coupling topologies that occur in various micro-electrochemical devices that incorporate multiple electrodes.
- Designed micro electrochemical devices with different cell geometries using techniques such as soft photolithography and 3D printing.
- Carried out electrochemical experiments (galvanostatic, potentiostatic, etc.) with LabView for validation of the predictions and analyzing data with Matlab and COMSOL.
- Decoded the dynamics of coupled anode/cathode reactions using bipolar electrochemical cell.
- Built flow batteries with microfluidic configurations.
- Research mentoring for 5 junior PhD, master and undergraduate students.
- Graduate Teaching Assistant
- Conducted laboratory and teaching sessions for undergraduate students, ensuring a clear understanding of experimental procedures and concepts.
- Delivered pre-lab lectures to explain theoretical background, lab objectives, and safety protocols.
- Supervised students during experiments to ensure proper technique and adherence to safety guidelines.
- Hands-on experience with online platforms such as Canvas and Blackboard.
- Guided students through complex problem-solving and data analysis.
- Facilitated group discussions and collaborative experiments to promote active learning.
- Provided one-on-one support during office hours or scheduled appointments to address student concerns.
- Graded lab reports, quizzes, and exams with detailed, constructive feedback.
- Enforced laboratory safety regulations, including proper use of personal protective equipment (PPE).
- Trained students in emergency procedures, including handling spills and chemical exposures.
Commonwealth Scholar
University of Strathclyde
Glasgow, Scotland
08.2017 - 08.2018
- Company Overview: Strathclyde Institute of Pharmacy & Biomedical Sciences
- Developed an LC-MS/MS method for the analysis of a chiral drug (Praziquantel) and its metabolite in dried blood spots.
- Performed comprehensive analysis of raw materials, in-process samples, and finished products using a variety of analytical techniques including HPLC, GC, FTIR, UV-VIS spectroscopy, and titration methods.
- Interpreted analytical data, troubleshooting instrument issues, and investigated out-of-specification results to identify root causes and implement corrective actions.
- Gained experience and understanding techniques for evaluating analytical data and validating analytical methods.
- Gained specialized knowledge of the techniques used to detect, identify and quantitively determine drugs and related samples.
- Strathclyde Institute of Pharmacy & Biomedical Sciences
Quality Control Intern
Ernest Chemist Ltd.
Accra, Ghana
07.2016 - 08.2017
- Developed assays to determine the potency and concentration of the active pharmaceutical ingredient (API) (carbimazole) in the drug product based on the British, EU and US pharmacopeia.
- Conducted routine maintenance of laboratory equipment, performed instrument calibration, and monitored environmental conditions to ensure compliance with regulatory standards.
- Performed routine testing such as friability, dissolution, disintegration, hardness, stability and analysis of different active pharmaceutical ingredients.
Education
Doctor of Philosophy - Chemistry
Saint Louis University
St. Louis, MO12.2024
Master of Science - Pharmaceutical Analysis
University of Strathclyde
Glasgow, Scotland08.2018
Bachelor of Science - Chemistry
KNUST
Kumasi, Ghana06.2016
Certification
- Quality Management Certification
- CGMP (Medicinal products) Certification
- RCA and CAPA Certification
Awards
- Commonwealth shared scholar
- Senior High School valedictorian, best chemistry, physics and biology student
Publications
- Oscillations and bistability of complex electrochemical reactions in 3D printed microfluidic devices, Tetteh, J.A., Hayter, E.A., Martin, R.S. and Kiss, I.Z., 2023, Journal of Electroanalytical Chemistry, 948, 117830
- Synchronization of Two Electrochemical Oscillators in a Closed Bipolar Cell, Tetteh, J.A. and Kiss, I.Z., 2024, Frontiers in Complex Systems, 2, 1397573
- Synchronized and symmetry broken cluster patterns of oscillatory electrochemical reactions in complex networks with 3D placement of electrodes, Tetteh, J.A., Kiss, I. Z, 2025, Journal of Solid-State Electrochemistry, https://doi.org/10.1007/s10008-025-06325-x
- Enhancement of migration current induced negative coupling in a branched flow cell with middle placement of the microelectrodes, Tetteh, J.A., Kiss, I. Z., 2024, Manuscript being submitted
- Network rewiring induced in-phase to anti-phase synchronization patterns with two serial placed microelectrodes in a branched microfluidic cell, Tetteh, J.A., Kiss, I. Z., Manuscript being submitted
- Determination of praziquantel and its metabolite in blood spots by liquid chromatography tandem mass spectrometry, Tetteh J.A, Mansour Alzahrani, Rachel Francoeur, Poppy Lamberton and David G. Watson, Manuscript ready for submission
- Higher blood concentrations of the main metabolite of praziquantel, R-trans-4-OH-PZQ, is associated with higher Schistosoma mansoni egg reduction and lower reinfection rates, Rachel Francoeur, Tetteh J.A; Mansour Alzahrani, Christina L Faust, Alon Atuhaire, Moses Arinaitwe, Moses Adriko, Diana Ajambo, Andrina Nakasi, Fred Nuwaha, Candia Rowell, Wamboko Aidah, Alison Thomson, Simon A Babayan, Hazel Torrance, David Watson, Poppy H L Lamberton, Manuscript ready for submission
Presentations Conferences
- 2023, ACS Midwest Regional Meeting, Saint Charles, Missouri, USA, 10/18 - 10/21, Oscillations and bistability of complex electrochemical reactions in 3D printed microfluidic devices: John A. Tetteh, István Z. Kiss
- 2023, 243rd Electrochemical Society Meeting, Boston, USA, 05/30 - 06/03, Spatiotemporal pattern formation of metal electrodissolution reactions using multi-electrode arrays in Lab-on-chip cells. Authors: John A. Tetteh, István Z. Kiss
- 2022, Gordon Research Conference, Easton, Massachusetts, USA, 07/17 - 07/22, Electrical coupling induced synchronization patterns of two parallel placed micro nickel oscillators in a branched microfluidic cell. Authors: John A. Tetteh, István Z. Kiss
- 2021, ACS Midwest Regional Meeting, Springfield, Missouri, USA, 10/20 - 10/22, Synchronization patterns of two coupled oscillators in a closed electrochemical bipolar cell. Authors: John A. Tetteh, István Z. Kiss
Google Scholar
https://scholar.google.com/citations?user=82Fv-rYAAAAJ&hl=en&oi=ao
References
References available upon request.
Timeline
Postdoctoral Research Fellow
Wayne State University
12.2024 - Current
Graduate Teaching and Research Assistant
Saint Louis University
01.2019 - 12.2024
Commonwealth Scholar
University of Strathclyde
08.2017 - 08.2018
Quality Control Intern
Ernest Chemist Ltd.
07.2016 - 08.2017
Doctor of Philosophy - Chemistry
Saint Louis University
Master of Science - Pharmaceutical Analysis
University of Strathclyde
Bachelor of Science - Chemistry
KNUST
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