Bacteria TRIZ Cases

A thermotolerant Lactobacillus strain acidifies milk at temperatures above 50°C.

Moderate halophilic bacteria ferment fish paste to reduce salt content while maintaining product safety and stability.

Tac promoter drives aceBAK operon and glcB gene overexpression, bypassing native metabolic regulation to increase amino acid yields.

Introducing an E. coli araE gene into Zymomonas mobilis boosts ethanol yield from arabinose by overcoming low utilization efficiency.

Deleting add and amn genes in Escherichia coli reduces energy drain, resolving the trade-off between high L-amino acid productivity and metabolic efficiency.

GABA-producing bacteria increase neurotransmitter levels to treat mental health disorders by modulating the brain-gut axis.

Contact culture transfers motility from Glycocaulis to Dietzia strains for subsurface migration.

A recombinant bacterium expresses tRNA and synthetase to incorporate non-natural amino acids at UAG stop codons.

Amino acid substitutions in L-aspartate oxidase release feedback regulation to boost nicotinic acid production.

Cellulose coated magnetic nanoparticles capture anaerobic cellulolytic bacteria to resolve low isolation efficiency in complex gastrointestinal samples.

Multi-gene synergy in recombinant Bacillus subtilis boosts surfactin yield to 12.8 g/L by resolving the trade-off between strain safety and production capacity.

Stepwise magnesium addition prevents struvite precipitation and membrane fouling in bacterial fermentation.

Horizontal anode and vertical cathode configurations sustain cable bacteria populations without aeration, accelerating sulfur cycles for sediment remediation.

Inactivated paraprobiotics and postbiotics enhance medicinal efficacy while eliminating drug resistance and infection risks from live probiotics.

Engineered beta-glucosidase enzymes catalyze transglycosylation using inexpensive cellobiose, replacing multi-step chemical synthesis.

Aerobic bacterial treatment reduces sulphur content and increases mechanical properties for industrial-scale rubber recycling.

Bifidobacterium longum APC1472 reduces body weight by modulating ghrelin receptor internalization to enhance satiety signals.

Adding sulfide sources and mevalonate to recombinant cultures boosts cyanobactin yields to 27 mg/L by resolving low production consistency.

Fusing an intein peptide to a protease prevents self-degradation, resolving stability issues for industrial applications.

A multi-phase co-culture method produces organoids with cancer mutational signatures using genotoxic bacteria.

A choline-containing lysis buffer isolates viable microorganisms from positive blood cultures for rapid downstream analysis.

Pre-assembled consortium inoculum enables batch fermentation, resolving genetic shift variability in industrial-scale production.

Synthetic formulations containing Bifidobacterium longum transitional clade microorganisms support infant gut health.

Introducing NAD-linked formate dehydrogenase into thermophilic bacteria maintains redox balance, preventing metabolic collapse during high-flux fermentation.

Custom synthetic sRNA regulates prokaryotic gene expression via Hfq binding, resolving time-consuming chromosomal deletion bottlenecks.

Engine vectors drive nuclease expression in electrocompetent bacteria, resolving low editing rates by selecting for multiply edited cells.

Recombinant beta-lactamases hydrolyze cephalosporins in the gastrointestinal tract.

Sodium hypochlorite stress induces Salmonella enteritidis into the viable but non-culturable state for rapid detection.

A mutant microorganism utilizes sucrose and glycerol simultaneously as carbon sources to produce succinic acid with high yield.

Mutant acetolactate synthase resists valine feedback inhibition, enhancing branched-chain amino acid productivity in bacterial fermentation.

Live cell reporter identifies resistance mechanisms while eliminating complex multi-assay workflows.

Coating bacterial antigens on tumor cells breaks immune tolerance and induces specific immune responses.

Megasphaera massiliensis reduces histone deacetylase activity to treat autoimmune disorders lacking effective therapies.

Embedding microbes within polymer shells sustains nutrient release while reducing leaching losses.