Bacteria TRIZ Cases

Engineered hemicellulases from Paenibacillus bacteria degrade corn non-starch polysaccharides.

A thermotolerant Bacillus fermentation process increases lactic acid yield through controlled microaerobic conditions.

A Glutamicibacter strain isolated from insect guts breaks down bifenthrin pesticide residues through microbial metabolic activity.

A barley-derived HvRAF transcription factor promotes defense gene expression to increase plant stress tolerance.

Controlling intracellular hydrogen peroxide levels through gene enhancement or thiourea addition improves L-amino acid yields from fatty acid carbon sources.

Overexpressing the ydhL gene enhances bacterial membrane transport of purine nucleosides.

Fermenting bacteria infect somatic cells to generate pluripotent stem cells, eliminating canceration risks from viral vectors and ethical concerns.

Alkaline salts activate esterases to convert triglycerides into monoglycerides, reducing enzyme costs and eliminating solvent requirements.

Mutated cytochrome P450 enzymes catalyze organic hydroxylation with high regiospecificity.

Engineered Bacillus subtilis expresses secondary alcohol dehydrogenase to convert acetone into isopropanol during aerobic fermentation.

Overexpressing steroid C27-monooxygenase SMO2 in Mycobacterium neoaurum raises androsta-1,4-diene-3,17-dione yield from 5.2 to 7.3 g/L.

Metabolic engineering replaces seasonal seed extraction with continuous microbial fermentation, reducing production costs by up to ninety percent.

Microorganisms metabolize wood extractives into carbon dioxide, lowering volatile organic compound emissions during drying.

Overexpressing HAP4 enhances microbial survival at low pH, resolving the contradiction between productivity and reliability.

A ketoreductase mutant with a K200H amino acid substitution catalyzes stereoselective reduction of chiral ketones.

Optimized recombinant Corynebacterium glutamicum produces 24.5 g/L glutaric acid without byproducts, eliminating purification costs.

A pharmaceutical composition containing Veillonella sp. bacteria reduces inflammation through immunoregulatory and epithelial barrier restoring activities.

Inducible promoters in engineered bacteria regulate therapeutic release by sensing local cell density, resolving dosage control contradictions.

A controlled fermentation process selects specific plant and seaweed materials to produce predetermined metabolites.

Genome mining uncovers new biosynthetic gene clusters by targeting functional motifs, producing stable chersinamycin congeners with enhanced solubility.

A recombinant coryneform bacterium converts saccharides to isopropanol using four exogenous enzymes under aerobic conditions.

A mixed bacterial consortium metabolizes CO2, H2, and CH4 to produce protein-rich biomass, replacing fishmeal while remediating greenhouse gas emissions.

Hot water extraction removes extractable substances from wood biomass before autohydrolysis, preventing microbial contamination and reducing purification costs.

Premixing low-solubility beta-lactam antibiotic salts maintains effective concentrations for over 24 months, resolving rapid degradation issues.

Lactobacillus plantarum TCI378 degrades lipids to address obesity risks from existing probiotics that cannot degrade fats.

Amplified aldehyde dehydrogenase in a mutant microorganism yields seven times more 3-hydroxypropionic acid without coenzyme B12.

Amino acid substitutions at positions 42, 230, and 102 reduce glyphosate binding affinity while maintaining catalytic activity.

Yeast host cells enable transfer and modification of large donor genomes, overcoming size restrictions and cross-species incompatibility.

A composition combining ginseng extract with sodium propionate to modulate intestinal microbial flora populations.

Protoplast fusion creates a modified Lactococcus lactis strain with enhanced metabolic pathways for metabolite synthesis.

Photosynthetic membrane vesicles produce adenosine triphosphate and nicotinamide adenine dinucleotide without consuming chemical substrates.

Engineered Propionibacterium bacteria secrete mammalian growth factors into skin pores, reducing systemic side effects from topical treatments.

Acid-treated Leptolyngbya algae adsorb gold and palladium ions, improving yield over conventional biological methods.

Targeted disruption of the NCgl1835 regulatory gene boosts L-lysine yields from 45 g/l to 50 g/l without complex multi-gene modifications.

Vibrio sp. EJY3 metabolizes recalcitrant 3,6-anhydro-L-galactose into fermentable sugars to resolve low ethanol yields from seaweed biomass.

Analyzing urine bacterial profiles replaces invasive biopsies to predict aggressive disease.

Substituting valine with threonine at position 196 boosts enzyme thermal stability and reduces product inhibition during L-methionine synthesis.

Optimized nutrient and temperature parameters shift metabolic pathways to increase milbemycin A3 content above 70 percent in the broth.

LMB64 bacterial extracts modulate cytokine responses to treat inflammatory dermatoses without complex cultural conditions.

Merging catalytic and targeting modules resolves the trade-off between therapeutic efficacy and engineering complexity in multispecific antibody design.

GalP permease enables glucose uptake in PTS-deficient coryneform bacteria, resolving poor growth and low productivity on minimal media.

Microbes release hydrolysis ferment to decompose microalgae cell walls into saccharides, preserving cellular contents for complete component recovery.

A Corynebacterium microorganism uses enhanced CycA glycine transporter activity to increase intracellular substrate availability for biosynthesis.

Pre-conditioning Lactobacillus reuteri with galacto-oligosaccharides during cultivation enhances bacterial survival and metabolic activity.

Interpenetrating network hydrogel enables shape-controllable microbial encapsulation, resolving mechanical stability limits in traditional immobilization.

Spray drying creates porous artificial biomembrane powder that resolves mass transfer resistance while maintaining high cell density for wastewater treatment.

DS0384 strain overcomes limited maturation effects of conventional probiotics by enhancing marker expression and repairing damaged tissues.

Tetrathionate and magnesium salt combination creates high osmotic pressure to enrich living Salmonella, reducing detection time from 66 hours to 44.

Microorganisms convert urolithins by eliminating the 8-position hydroxyl group through targeted fermentation processes.