Denova Inc

Assessed suitability of different strains of methylotrophic bacteria for single cell protein application in aquaculture industry

 

Company Development and Organization

  • Wrote 20+ page industry analysis and literature review

  • Secured lab space and rental agreement

  • Identified additional PhD-level scientist and assisted with hiring and on-boarding

  • Attracted 2 world-renowned single cell protein subject matter experts to advisory team

  • Streamlined, re-organized and re-defined experimental plan outlined in NRC-Industrial Research Assistance Program grant

Procurement

  • Established accounts with key scientific suppliers (Fisher, Sigma, VWR, ATCC etc)

  • Performed bioreactor market analysis leading to purchase of $90K+ Sartorius BioStat B unit with chemostat analytical balance, BioPat®Xgas online offgas analyzer and inline OD probe

  • Purchased additional parts/components for the bioreactor: O2 cylinder and regulator, Coalescing filter, Quick connects, reducing connectors, carboys, high-throughput media filtration equipment and tubing

  • Researched, purchased and arranged shipment of benchtop incubator with orbital shaking platform, benchtop centrifuge and microcentrifuge

Lab Maintenance

  • Managed re-wiring of lab bench electrical and redistribution of lab-grade air

  • Managed re-certification of laminar flow hood

  • Organized contract for large-scale biohazardous waste removal

Experimental Work

  • Assessed candidate strains in flask-based trials

  • Examined for industrially relevant parameters of growth rate, biomass, protein content, nucleic acid content and media costing

  • Media optimization studies using a Plackett-Burman approach

  • Characterized the candidate strains in a bioreactor

  • Batch, fed-batch and continuous operation were studied

  • Batch, fed-batch and continuous operation were studied and substrate utilization, oxygen consumption, CO2 generation, biomass and protein content were examined

  • Physiochemical conditions of stir-speed, aeration, pH control and foam control

  • Generated biomass for compositional analysis

  • Strains grown in a repeated-batch set up with a 50 % harvest rate, and subsequent centrifugation and lyophilization

 
 

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