Current funding: Tech Launch Arizona; CVTG (NIH); WET (NSF); Tucson Water
Past funding: BIO5 Institute; NSF; SWEHSC (NIH) Seoul VioSys; APQA; WSP; Tech Launch Arizona; Desert Tech; WAESO (NSF); NVRQS; NIH; Arizona Department of Commerce; Theradiag; University of Arizona
Tissue Engineering and Organ-on-a-Chip
Objective: Paper-based systems for tissue engineering and organ-on-a-chip applications.
Researchers: Kattika Kaarj, Kenneth Schackart, Patarajarin Akarapipad, Jennifer Ngo, Christina Loera

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.
Medical Diagnostics
Objective: Smartphone biosensors for medical diagnostics
Researchers: Cayla Baynes, Matthew Bills, Tiffany Ulep, Kimberly Pham, Ryan Zenhausern, Brandon Nguyen
Collaborator: Prof. Raymond Wong (U Arizona)


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.
Handheld LAMP and PCR
Objective: Handheld LAMP and PCR systems utilizing interfacial tension for pathogen identification.
Researchers: Tiffany Ulep, Kattika Kaarj, Alexander Day, Alana Gonzales
Collaborator: Prof. David Galbraith (U Arizona)


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.
Water Quality and Food Safety
Objective: Lab-on-a-chip for water quality and food safety.
Researchers: Soo Chung, Christian Jennings, Sean Perea, Laurel Dieckhaus
Collaborator: Prof. Kelly Reynolds (U Arizona)


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.

Last revised: May 16, 2018.