Bacteria TRIZ Cases

Specific EPS structures increase water retention while maintaining low viscosity and rapid acidification.

Plant-derived heme polypeptides replace animal sources in culture media, resolving GMP-grade availability and cost constraints.

Novel Limosilactobacillus reuteri strain produces high riboflavin concentrations through natural overproduction mechanisms.

A universal signal peptide directs protein secretion across prokaryotic and eukaryotic hosts using a single expression vector.

Nucleosidase decomposes purine nucleosides into assimilable bases, overcoming product inhibition to reduce purine content in beer.

Targeted pyruvate kinase deletion redirects metabolic flux to increase 3-deoxy-D-arabino-heptulosonate-7-phosphate yield from biomass degradation products.

Reducing phosphoenolpyruvate synthase enzyme activity resolves the trade-off between high cysteine yield and cell viability by optimizing metabolic pathways.

Bacterial biofilms provide active nucleation sites that increase heat transfer coefficients and reduce wall superheat during high flux boiling.

A polybacterial preparation combines Lactobacillus strains to reduce cholesterol levels through bile salt hydrolysis.

Incorporating N-acetylglucosamine into bacterial exopolysaccharides enables human lysozyme degradation, solving the non-bioresorbability of standard cellulose.

Engineered microorganisms produce defined fatty acid derivatives directly from renewable carbon sources.

Engineered Vibrio sp. DHG strain metabolizes alginic acid to produce lycopene and 2,3-butanediol despite high sugar and salt concentrations.

Isolating Streptomyces diastaticus CS1801 from fermented prawn paste solves low productivity by decomposing chitosan into bioactive oligosaccharides.

Koji enzymes decompose raw material starch into sugars, delivering natural sweetness and varied texture while avoiding added saccharides.

Modified Ziehl-Neelsen staining without alcohol decolorizer visualizes spheroplastic mycobacteria in blood samples, resolving unreliable IS900 PCR detection.

A recombinant bacterium genetically modified to decrease surface lipoteichoic acid display.

A transformed Eubacterium limosum strain produces ethanol from carbon monoxide using bifunctional aldehyde alcohol dehydrogenase.

A composite microbial agent containing four bacterial strains enhances root nodule formation in leguminous crops.

Linking Neq L and S fragments via inteins simplifies purification while targeted mutations boost amplification rates for low-copy DNA targets.

Engineering thermophilic Bacillus with sucrose-specific phosphotransferase and hydrolase enables efficient fermentation of low-cost sucrose substrates.

A prokaryotic system circularizes linear polyribonucleotides using self-cleaving ribozymes and RNA ligase.

A microorganism strain featuring a mutated crp promoter sequence to deregulate the cysteine biosynthesis pathway.

Segmented HTLV-III DNA cloning in recombinant vectors expresses immunoreactive polypeptides, enabling precise diagnostic detection and blood screening.

Engineered omega-transaminase replaces metal catalysts to synthesize R-configured chiral amines with high stereoselectivity under mild conditions.

Overexpressing ABC transporter subunits enables active trehalose uptake, reducing accumulation and increasing biomass concentration.

Genetic fusion of therapeutic proteins with human serum albumin extends plasma stability and shelf life, reducing dosing frequency and side effects.

Applying inertial cavitation to biofilms enables in situ genetic modification without disrupting the extracellular matrix structure.

A screening method identifies proteins that increase 1,4-BDO productivity.

Introducing heterologous bacterial hemoglobin genes into microbial hosts to enhance intracellular oxygen transport and availability.

Extracellular vesicles from Bacillus bacteria serve as biomarkers to identify pregnancy risks through targeted molecular detection.

A thermal transfer method deposits catalytic material onto a receptor substrate to enable precise electroless metallic deposition.

Fusing modular recognition domains to antibodies resolves the trade-off between selective prodrug activation and tumor targeting capability.

Replacing N-acetylglucosamine with plant-derived components resolves cellular morphology constraints, achieving 10^11 CFUs/mL viable cell counts.

Lactobacillus bacteria convert inhibitory 10-hydroxy-2-decenoic acid into beneficial 10-hydroxydecanoic acid, boosting royal jelly physiological activity.

Bifidobacterium longum subsp. infantis CCFM1269 regulates Th1/Th2 balance to enhance bone density and skeletal steady state in early life stages.

MgCl2 and ionic liquid buffers isolate viable cells from complex food matrices, reducing PCR inhibition while maintaining high recovery rates.

Engineered Escherichia coli assimilates sucrose via specific hydrolase and kinase genes, resolving slow assimilation time to increase lactic acid productivity.

A primer set and probe target the SigF gene region to amplify and detect Mycobacterium kansasii polynucleotides with high specificity.

Introducing NADP-dependent glyceraldehyde-3-phosphate dehydrogenase into Corynebacterium strains to boost intracellular reducing power availability.

Oral Megamonas funiformis resolves side effect contradictions by using disposable biological agents to treat metabolic diseases safely.

Bifidobacterium lactis supernatant concentrates growth-promoting factors into stable powder form.

Lytic enzymes from Bacillus pumilus lyse microbial cells to extract bioplastics, eliminating costly organic solvents and reducing environmental impact.

Simultaneous synthesis of polysaccharides and gamma-PGA via Bacillus licheniformis reduces costs while improving thermal stability.

Engineering a prokaryotic host with UDP-GlcNAc C-4 epimerase overcomes inactive inclusion body formation to yield therapeutic proteins.

A recombinant microorganism engineered to produce 2,3-butanediol using a mutated aldA gene.

Recombinant microorganisms express Zwf enzyme to boost NADPH levels and succinic acid yields.

Specific Bifidobacterium strains activate intestinal chloride channels to increase moisture content.

Pre-adapted thermophilic microbes eliminate lag phases and seasonal sensitivity, increasing methane yield by 400% while maintaining consistent output.

Increasing carotenoid biosynthesis enzyme activity in bacteria redirects metabolic flux to enhance L-amino acid fermentation efficiency and yield.