Fungi TRIZ Cases

Biosynthesizing hydroxycarboxylic acids through a sophorolipid intermediate enables selective separation from fermentation broth.

Reducing PDC and GPD activities in yeast suppresses competing pathways, increasing isobutanol yield without oxygen.

HDEN electrotransformation introduces single-stranded RNA into dormant Aspergillus niger spores, bypassing germination to achieve over 90% transformation rates.

Segmented lux genes with individual promoters eliminate IRES inefficiencies, yielding stronger signals without external luciferin addition.

Yeast hosts express globin polypeptides to replace animal hemoglobin, eliminating endotoxin removal costs while maintaining product purity.

A modulating organism stimulates specific tissue morphologies in filamentous fungi to produce composite biomaterials with tailored density and strength.

Fungal degradation of lignocellulose produces contaminant-free insect biomass, resolving contamination and economic viability bottlenecks.

Hydrothermal pretreatment degrades lignin in corn stover to enable efficient polysaccharide production, replacing chemical reagents that cause pollution.

Insect aspartate 1-decarboxylase expression enhances recombinant yeast metabolic pathways for industrial 3-hydroxypropionic acid synthesis.

Thermostable beta-glucosidase variants resolve the trade-off between high production costs and low hydrolytic efficiency in biomass conversion.

Adding cationic polymers to germination media increases mycelial density, resolving the trade-off between high fermentative productivity and separation ease.

Engineered BAK28 and BAK36 prenyltransferases replace complex chemical synthesis with efficient enzymatic reactions to boost bakuchiol yield.

Hydrophobins reduce surface tension to boost oxygen transfer rates, lowering energy costs for mechanical agitation.

Ion implantation mutagenesis increases glucoamylase activity 2.5-fold, enabling simultaneous saccharification and fermentation of starch to fumaric acid.

Recombinant vectors produce TNFR-6α and TNFR-6β polypeptides, addressing the lack of functional information on newly discovered TNF receptor family members.

Optimized Pichia pastoris fermentation and chromatography yield high-specific-activity batroxobin, resolving low-yield natural extraction bottlenecks.

Segmented antibody molecules target N-terminal and central epitopes to prevent aggregation and de-polymerize fibrils.

Microbial treatments remove paraffin and asphaltene deposits while preventing equipment damage from harsh chemical or thermal methods.

Reducing DHA1 transporter activity limits amino acid excretion, preventing lactic acid bacteria contamination and increasing ethanol yield.

Saccharomycodes ludwigii yeast ferments malt wort to yield low-alcohol drinks, resolving the trade-off between alcohol reduction and flavor complexity.

Engineered yeast cells convert sucrose to lactate via exogenous invertase and lactate dehydrogenase, overcoming native metabolic limitations.

Formate dehydrogenase converts accumulated formic acid into carbon dioxide, preserving fermentation robustness and ethanol yield under stress.

New yeast strains reduce intestinal pain and inflammation without pro-inflammatory responses, solving variability issues in digestive disorder treatments.

Genetic disruption of the sfb3 gene reduces fungal broth viscosity, enabling efficient oxygen dissolution and protein production at lower agitation energy.

Dynamic temperature shifts and dissolved oxygen regulation boost Schizochytrium sp. EPA yield to 13.33 percent, resolving low productivity trade-offs.

Modified acetolactate synthase protein resists sulphonylurea inhibitors while preserving valine synthesis capability for recombinant cell selection.

Engineered yeast overexpresses ALD6, ACS1, and AeAT9 genes to boost ethyl acetate while reducing higher alcohols in Baijiu fermentation.

Mixture of liquid leaven and mucilaginous seeds maintains acidity and microbial viability during fermentation.

Recombinant yeast converts accumulated acetic acid into ethanol using introduced acetaldehyde dehydrogenase, preventing fermentation inhibition.

Overexpressing transporter genes and inhibiting degradation pathways boosts lactic acid yield while preventing byproduct accumulation.

Saccharomyces cerevisiae Z-1 adapts to high-concentration ammonium sulfate, yielding 51.97% protein content for solid-state fermentation.

Genetically modified host cells utilize MAE1 transport proteins to increase malonate production, replacing petrochemical routes that cause environmental damage.

Codon optimization and signal peptide removal boost phytase expression levels in Pichia pastoris, resolving low yield bottlenecks.

Liquid culture grows filamentous fungi into mycelial mats, solving slow solid substrate scaling while maintaining material strength.

Using foreign varieties as genetic intermediaries bridges incompatibility barriers to produce novel Pleurotus hybrids with combined traits.

A glucose, lactose, and xylose mixture enhances cellulolytic enzyme production in Trichoderma reesei fermentation processes.

A polypeptide monooxygenase converts the zearalenone keto group into an ester derivative.

Rhodotorula sp. OMK-1 yeast strain produces natural cinnamic acid via microbial fermentation using glucose and phenylalanine feedstocks.

Replacing toxic propionic acid with 1-propanol feedstock eliminates cellular toxicity while enabling high 3HV content in polyhydroxyalkanoate copolymers.

Filamentous fungus biomass foil supports wound closure, reducing pain and recurrence risks from surgical or steroid treatments.

Engineered Candida utilis degrades kitchen waste starch and proteins into fermentable sugars using co-expressed amylase and protease enzymes.

Dual mutagenesis selects yeast mutants producing lower ethanol and higher glycerol concentrations, balancing flavor profiles in wines with high sugar content.

Fusing a target gene to a ferritin partner in yeast host cells prevents cytosolic degradation and glycosylation while maintaining high productivity.

Overexpressing LaeA in Aspergillus terreus increases itaconic acid yields by shifting carbohydrate flux away from protein glycosylation.

Jet cooking with alkaline pH and heat ruptures yeast cell walls, releasing cytoplasm while avoiding costly mechanical disruption.