CJ
Crystal Johnson
Principal Investigator
Oklahoma State University
I'm working on
8 months ago
Culturing and characterizing novel anaerobic gut microbes, translating them into probiotic/postbiotic candidates. I pair culturomics with genome mining & functional assays to discover strain-level bioactives (bacteriocins, metabolites) that modulate host cardiometabolic health.
I'm looking for
8 months ago
Industry partners to co-develop cultivable single-strain probiotics, postbiotics, and fermentation-derived bioactives; plus collaborators for targeted or broad-spectrum bacteriocin discovery (MRSA/GBS, etc.). Interested in licensing, sponsored research, and validation studies.
About
My research sits at the intersection of diet–microbiome–host biology, food microbiology, and antimicrobial discovery. I specialize in anaerobic culturing (culturomics) to isolate single strains, including rare taxa, and then connect genotype to function using sequencing, genome mining, and targeted assays. Translational priorities include microbiota modulation by fermentable fibers, probiotic strain development, and postbiotic/fermentation-derived bioactives that support gut barrier integrity, methanogenic syntrophy, bile acid–lipid metabolism, and incretin/GLP-1–linked physiology. In parallel, I bioprospect novel antimicrobials (bacteriocins), enabling either enrichment for organisms of interest or screening for narrow/broad-spectrum activity with commercialization potential.
Partnering listings
Learn more
CJ
Crystal Johnson
Principal Investigator
Oklahoma State University
Work experience
Principal Investigator
Open to opportunities in
AntimicrobialsBiopharmaceuticsCardiovascularEnergy UtilizationFood MicrobiologyMicrobiology
Last updated Feb 2026
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