Bacteria TRIZ Cases

Engineered recombinant E. coli strains redirect metabolic flux to boost succinate yields through targeted gene modifications.

A non-acidifying mutant Lactobacillus helveticus strain enhances cheese texture and flavor without altering milk acidification.

Hydrophobic cryoprotectant and fat matrix coatings maintain lactic acid bacteria viability at ambient temperature.

Lactobacillus curvatus EB10 composition addresses insufficient immunomodulating effects in oral cavity by reducing gingival inflammation.

Deleting acetate and butyrate genes in Clostridium strains redirects metabolic flux, increasing butanol yield while reducing organic acid byproducts.

Engineered Corynebacterium glutamicum strains utilize specific amino acid substitutions in the NCgl0292 polypeptide to enhance L-lysine excretion.

A Lactobacillus sakei strain regulates blood sugar levels by inhibiting endotoxin-producing intestinal microorganisms.

Ferment graphene mother bacteria to create non-toxic, non-conductive paint that dissipates heat from exterior walls.

Alcohol-forming acyl-ACP reductases convert acyl-ACP directly into fatty alcohols, bypassing toxic intermediates and reducing enzyme complexity.

Iron chelating agents stimulate magnetotactic bacteria growth to resolve low production yield limits.

Adding sodium hexametaphosphate between 30-40 hours inhibits proteinases, raising catalase yield by 45% without increasing process complexity.

Periodic medium replacement stabilizes pH and prevents substrate inhibition, enabling industrial-scale biohydrogen production from crude glycerol.

Recombinant Lactobacillus secretes p72 and p54 proteins to block viral binding on mucous membranes, addressing the lack of commercial vaccines.

Segmented microbial metabolism in syntrophic co-cultures reduces carbon loss during fermentation while maintaining manageable system complexity.

Live Lacticaseibacillus paracasei YIT 9029 increases the concentration of TRBV19-carrying T cell receptor clones in the host immune system.

Functional membrane microdomain scaffolds reduce metabolic burden and stabilize acetylglucosamine production in recombinant Bacillus subtilis.

Modified microorganisms display heterologous lipid carriers on their exterior cell surfaces to present non-lipid portions.

Self-sustaining bacteria degrade antibiotic contaminants using them as fuel, eliminating costly cleanup processes.

Replacing expensive ethanol with inexpensive acetate reduces production costs while maintaining high butanol yields in recombinant fermentation processes.

Culturing bacteria in synthetic sputum on air-liquid interface epithelial cells.

Engineered bacteria produce succinate by overexpressing pyruvate carboxylase and formate dehydrogenase, reducing carbon loss to acetate and lactate.

Graphene oxide nanocomposites accelerate polycyclic aromatic hydrocarbon degradation through enhanced microbial electron transfer.

A multi-strain lactic acid bacteria composition reduces body weight while enhancing muscle strength.

Surface-displayed HPV E7 polypeptides on lactic acid bacteria overcome limited vaccine regression by inducing complete lesion normalcy.

A method uses metabolic indicator dyes to measure bacterial cell viability for quantifying metal ion bioavailability.

Recombinant host cells express fusion milk proteins to eliminate greenhouse gas emissions from animal agriculture while maintaining identical nutritional value.

A genetically modified microorganism produces 3-hydroxyadipic acid through enzymatic reduction of 3-oxoadipyl-CoA.

A B. animalis strain converts inorganic zinc into organic forms via microbial enrichment.

A microbial composition combines Lactobacillus gasseri and Akkermansia muciniphila to regulate metabolic functions.

A366G Psp26ST variants boost catalytic efficiency and expression levels, resolving low synthesis yields of sialyl Tn antigens.

Isolating wolf-origin Lactobacillus and Enterococcus strains resolves host-specific adaptation issues in domestic dogs.

Harvesting Lactobacillus at the stationary phase with food-grade carriers resolves the contradiction between high cell concentration and preservation stability.

Engineered probiotic bacteria express calprotectin-responsive promoters to deliver accurate diagnostic signals, eliminating invasive endoscopic procedures.

Specific amino acid mutations in the Ocr variant prevent dimerization, resolving precipitation issues during downstream applications like NMR.

MAR and SAR elements buffer transgenes from position-specific integration effects, increasing protein production five to ten times.

Removing the KASIII enzyme allows atypical Co-A precursors to enter the cycle, expanding product diversity beyond standard substrate limitations.

A substantially complete sinonasal microbial composition restores healthy bacterial balance in the upper respiratory tract.

Isolated Lactobacillus curvatus WIKIM55 enhances hair follicle formation and reduces loss without chemical side effects.

A soil activator combines ammonium lignosulfonate with nitrogen-fixing bacteria to enhance nutrient bioavailability and root strength.

PapQuin-50 quinoa hydrolysate supplies nitrogen and carbon for fastidious bacteria.

Dimethyl 2-oxoglutarate replaces expensive TOR inhibitors to slow cell proliferation and accumulate biological materials at low cost.

Fed-batch fermentation using succinate and ammonium chloride increases bacteriochlorophyll a yield by 12-fold while lowering production costs.

Culturing E. coli at 18°C to 36°C suppresses endogenous nuclease activity, preventing linear DNA degradation and maintaining high-throughput protein yields.

Engineered Corynebacterium glutamicum strains produce astaxanthin alongside lysine using heterologous crt genes.

Feeding livestock Lactobacillus plantarum BB-PLT modifies meat fatty acid profiles during cooking.

Intensifying moaA expression increases nitrogen supply and resolves low enzyme activity bottlenecks to raise L-lysine yields.