Current funding: UArizona Health Sciences; USDA/NIFA; KIOST; CVTG (NIH); WET (NSF); Tucson Water
Past funding: Tech Launch Arizona; BIO5 Institute; NSF; SWEHSC (NIH) Seoul VioSys; APQA; WSP; Desert Tech; WAESO (NSF); NVRQS; NIH; Arizona Department of Commerce; Theradiag; University of Arizona
Collaborators: Prof. Deepta Bhattacharya (U Arizona); Prof. Janko Nikolich-Zugich (U Arizona); Prof. Kelly Reynolds (U Arizona)
Medical Diagnostics
Objective: Smartphone- and Arduino-based biosensors for diagnosing tissue, blood, and swab samples
COVID-19 team: Lane Breshears, Katelyn Sosnowski, Patarajarin Akarapipad, Brandon Nguyen, Sangsik Kim
Microbiome team: Katelyn Sosnowski, Patarajarin Akarapipad
NK cell team: Alexander Day, Ryan Zenhausern, Tyler Hertenstein


1-2. Smartphone app quantifies optical signals from paper microfluidics. 3. Smartphone-based fluorescence microscope takes images from paper microfluidics. 4. Instant optical scanner device for identifying skin infection, wound infection, and cancer biopsy.
Water Pollution and Plant Biosensing
Objective: Handheld biosensors for water pollution and plant biosensing.
Oil spill team: Katelyn Sosknowski, Alanna Zubler, Sangsik Kim
Norovirus/PFOA team: Lane Breshears
Plant assay team: Kenneth Schackart, Kattika Kaarj, Yan Liang, Alanna Zubler


1. E. coli detection from lettuce. 2. Salmonella detection from poultry packaging. 3. Monitoring bacterial contamination from soil with lab-on-a-chip. 4. Monitoring microbial contamination on ground beef with smartphone. 5. Wine tasting on paper microfluidics.
Handheld LAMP and PCR
Objective: Handheld LAMP and PCR systems utilizing interfacial tension for pathogen identification.
LAMP team: Alexander Day, Babak Safavinia
PCR team: Kenneth Schackart


1. Mie scatter and interfacial tension-based real-time quantification from emulsion LAMP. 2. DOTS qPCR device with smartphone monitoring of interfacial tension. 3. Interfacial effects enable low theshold cycle detection and inhibition relief.
Organ-on-a-Chip
Objective: Paper-based organ-on-a-chip for angiogenesis, drug/food toxicology, and neuromuscular junction studies.
OOC team: Kattika Kaarj, Patarajarin Akarapipad, Yan Liang

1. Nanostructured ensemble surfaces on e-beam nanopatterns and electrospun nanofibers. 2. Smartphone-based in situ monitoring of organ-on-a-chip. 3. Angiogenesis on paper-based organ-on-a-chip. 4. Arduio-based organ-on-a-chip system for inducing flow and mechanical stimuli to paper-based organ-on-a-chip.

Last revised: July 9, 2020.