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Graduate Student Profiles

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Jonathan Hixson-Cooper standing in front of a brick building

Jonathan Hixson-Cooper

Ph.D. Student
jbh423@lehigh.edu

Office Location: Mudd 757

Area of Specialization: Physical Organic Chemistry

I am a current student in the Flowers lab. My research is focused on mechanistic studies into samarium (II) mediated reductions by using stopped flow spectrophotometry to monitor reaction kinetics. In my free time I enjoy traveling.

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Tyler Jones wearing a white shirt smiling for his headshot outside in front of a brick building.

Tyler Jones

Ph.D. Student
tmj222@lehigh.edu

Office Location: Mudd 632

Area of Specialization: Biochemistry

The primary focus of my research is the study of the secondary structure of a membrane protein commonly found in plant seed lipid droplets called oleosin. This protein is known to stabilize the structures of lipid droplets. To study the structure, I utilize NMR spectroscopy to determine the local conformations of oleosin. These local arrangements are then used to construct a three-dimensional model of oleosin. With this information, we hope to gain insight into the function of oleosin and how it stabilizes lipid droplets. Outside of the lab, I am a recreational scuba instructor and active public safety diver.

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Graduate student Fareed Ul Haq Khan standing in front of brick building wearing a blue t-shirt.

Fareed ulHaq Khan

Ph.D. Student
fak523@lehigh.edu

Office Location: Mudd 567

Area of Specialization: Inorganic Chemistry

My research focuses on identifying the mechanism of Supercapacitive Swing Adsorption (SSA) for carbon dioxide capture. Using in-situ spectroscopic techniques and titration of charged electrodes, I aim to study the underlying processes that drive SSA. This understanding will enable improvements in CO₂ sorption capacity and make the technology more practical and scalable.

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Leah Knepper wearing a black shirt and necklaces smiling for her headshot outside.

Leah Knepper

Ph.D. Student
lek320@lehigh.edu

Office Location: Mudd 648

Area of Specialization: Biochemistry

I am a graduate student in Damien Thévenin’s lab. Previously published work focused on an immunotherapy using a fusion of a pH-sensitive peptide and a nanobody to target cancer cells in their acidic environment. The targeted cancer cells displayed the nanobody on their surface such that they were subsequently destroyed by natural killer cells, while sparing healthy cells at a neutral pH. Current work is aimed at expressing and purifying the transmembrane and intracellular domains of a class of membrane proteins and reconstituting them in nanodiscs as a lipid membrane mimic. Further experiments will be conducted in order to understand the structure and activity of the reconstituted proteins. In my free time, I enjoy music, playing the guitar, ukulele, and piano, crocheting, reading, and walking on nature trails.

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Bharath Kumar standing in front of a brick building for his headshot wearing a white shirt and suit jacket.

Bharath Kumar

Ph.D. Student
bhs324@lehigh.edu

Office Location: Sinclair 304

Area of Specialization: Spectroscopy, Atomic Force Microscopy

I am interested in exploring the role of atomic force microscopy (AFM) variants to decipher the chemical, electrical, and mechanical properties of materials such as macromolecules, heterogeneous materials, and nanostructures.

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Nicholas Manidis standing in front of a brick building for his headshot wearing a green zip up hoodie.

Nicholas Manidis

Ph.D. Student
nim424@lehigh.edu

Office Location: Mudd 657

Area of Specialization: Bioanalytical Chemistry

I am currently a graduate student working under Dr. Nathan Wittenberg. My research focuses on the chemistry of lipid bilayers, specifically outer membrane vesicles of gram-negative bacteria and their role in antibiotic resistance (an increasing dire issue). By understanding how bacteria defend against antimicrobial peptides using analytical methods, I hope to pave the way for the discovery and testing of new antibiotics. My outside interest is in theology.

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anna markey

Anna Markey

Ph.D. Student
asm326@lehigh.edu
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Luc Mauro standing in front of a brick building wearing a blue button-up shirt for his headshot.

Luc Mauro

Ph.D. Student
lam422@lehigh.edu

Office Location: Mudd 423

Area of Specialization: Organometallic Chemistry

I am motivated by exploring the role of chemistry in the environment and collaborating with others. My research interests are in the catalyst development for recycling inert high-global-warming-potential hydrofluorocarbon refrigerants.

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Adeyemi Odudimu wearing a black shirt and ivory jacket smiling for her headshot

Adeyemi Odudimu

Ph.D. Student
ado219@lehigh.edu

Office Location: Mudd 657

Area of Specialization: Bioanalytical Chemistry and Biomembrame

I am a 5th-year Ph.D. Candidate at Wittenberg's lab, where I use cell membrane model systems to study the molecular factors that underlie Myelin-associated glycoprotein (MAG) interaction, specifically, I explore the role played by cholesterol and/or lipid rafts on MAG-Gangliosides interaction.

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Patricia Olsen wearing a white top and white zip up smiling for her headshot in front of a brick building.

Patricia Olsen

Ph.D. Student
pro325@lehigh.edu

Office Location: Mudd 643

Area of Specialization: Biochemistry

Reactive oxygen species, as well as exposure to ionizing radiation and environmental
stresses are among the main sources that lead to DNA double-strand breaks (DSBs).
DSBs are considered the most toxic form of DNA damage and rely upon four major
repair pathways. Physiologically relevant DSBs often have chemical modifications that
make them difficult to repair by direct ligation or the non-homologous end-joining
(NHEJ) repair pathway. My research focuses on designing reporter systems and using
fluorescence- and luminescence-based functional assays to measure repair efficiency
and accuracy of complex DSBs in cells, as well as how break complexity influences
repair pathway choice.