Polysaccharide-Based Materials for Controlled Drug Release and Barrier Performance

Polysaccharides are versatile bio-based polymers with significant potential in different industries, due to their excellent biocompatibility, biodegradability, natural abundance, low cost, and capacity to regulate molecular transport. This research investigates the use of polysaccharide-based materials in two applications: controlled drug delivery and sustainable packaging.

Subcellular Mass Spectrometry Imaging Using Transmission-Mode Ambient Laser Desorption and Plasma Ionization

Heterogeneity between and within cell populations plays a vital role in in our understanding of spatial biology and disease. Heterogeneity manifests in phenotypical differences between cells, including distinct lipidomic and metabolomic profiles. Typical metabolomics analyses take a bulk approach that removes analytes from their spatial context. Mass spectrometry imaging (MSI) is a label-free technique enabling the spatial analysis of metabolites in their native environment.

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Department of Chemistry Now Accepting Applications for Fall 2026 Chemistry Learning Assistants

The Chemistry Department is now accepting applications for Chemistry Learning Assistants (CLAs) for the Fall 2026 semester. CLAs are the individuals who rotate during recitation sessions and help answer student questions. Being a CLA is a 6 hour weekly commitment which includes the following:

Artemis II Mission Has UGA Chemistry Connection

Since the April 1 launch, four NASA astronauts have been aboard the Orion spacecraft, nicknamed Integrity, rigorously testing its integrated systems during the mission. Every breath onboard is carefully monitored by a compact device called the anomaly gas analyzer. At the heart of this system is a laser spectroscopy instrument created by Jeff Pilgrim, a UGA Department of Chemistry alumnus who built his career around the idea that lasers can “read” the air. 

Spatial Metabolomics Through Desorption Electrospray Ionization Cyclic Ion Mobility-Mass Spectrometry Imaging

Spatial Metabolomics with the advancement of Mass Spectrometry Imaging (MSI) techniques has been increasingly employed in omics research for detecting metabolites, lipids, and small molecules in tissue.1 Unlike bulk metabolomics that detects metabolites in homogenized samples, spatial metabolomics provides insights to tissue heterogeneity, metabolic microenvironments, and localized biochemical processes while preserving anatomical context.2 Among MSI based spatial metabolomics methods, Desorption Electrospray Ionization Mass Spectrom
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