Sugar Derivatives TRIZ Cases

Specific amino acid substitutions improve variant alkaline protease stability against oxidizing agents, chelating agents, and high temperatures.

Charge-modified filtration membranes remove endotoxins below 20 EU/g from sodium alginate, preventing structural alteration during ultrapurification.

An shRNA system incorporates an RNP-derived protein-binding motif to enable specific protein-mediated control of RNAi activity.

Thermoresponsive supramolecular G-quadruplexes maintain structural integrity during dilution, eliminating drug leakage common in lipid nanoparticles.

Silicon substitution in the xanthene ring enables intracellular retention of a red fluorescent probe, resolving low permeability and enabling GFP co-staining.

A continuous thermochemical process converts organic waste into high-calorific biofuel while recovering valuable chemical compounds through liquid-liquid extraction.

Antibody-siRNA conjugates target Lewis Y antigen cells to suppress STAT3 expression, resolving delivery efficiency and off-target toxicity trade-offs.

Detection conjugates hybridize with sex chromosomes to emit fluorescence signals for contactless sperm sorting.

Aptamer-siRNA conjugates link nucleic acid aptamers to therapeutic siRNAs for precise molecular targeting.

Liposome carriers deliver decoy oligonucleotides to reduce septic shock mortality and inflammation.

A split polymerase enzyme incorporates non-natural nucleotides into DNA strands through template-dependent catalysis.

Segmented promoter design directs gene expression to specific plant tissues, resolving the trade-off between selective control and broad adaptability.

Converting non-anhydrous Rebaudioside D to a thermally stable anhydrous form prevents precipitation upon cooling, ensuring consistent sweetness levels.

Fluorinated purine nucleotides inhibit HCV NS5B polymerase via stabilized phosphate prodrugs, reducing treatment duration and resistance.

A three-dimensional solid support with arrayed oligonucleotide primers enables precise nucleic acid amplification and sequencing.

Modifying the C-linker motif of T7 RNA polymerase reduces abortive product release, improving RNA synthesis purity and yield.

Composite bicyclic structures combine rigidity and steric protection to resolve binding affinity versus nuclease resistance trade-offs.

A thiolated oligonucleotide synthesis process uses sulfurization byproducts to cap unreacted 5'-hydroxyl groups.

Overexpressing miR319 in transgenic plants mitigates drought and salinity damage by regulating PCF5 expression to improve growth and water retention.

Quaternary ammonium salt synthesis modifies chitosan into nano-particles with enhanced moisture retention and antiseptic properties.

Replacing native GAPDH with NADP-dependent variants increases NADPH availability, overcoming metabolic bottlenecks that limit bioproduction yields.

Four-enzyme pathway in cyanobacteria produces wax esters from carbon dioxide, bypassing free fatty acid toxicity.

Specific SNP markers allow precise prediction of venous thrombosis risk and statin response, avoiding complex genomic screening.

CycloSaligenyl pyrimidine nucleoside monophosphates bind butyrylcholinesterase in the brain to enable noninvasive imaging.

Small hairpin RNA sequences reduce KLHL1 protein levels to constrain T-type calcium channel electrical conductivity in neuronal cells.

A labeled nucleotide composition enables quantitative RNA labeling via enzymatic ligation.

Amphiphilic block co-polymers self-assemble on nanoparticle cores to create high-density nucleic acid layers.

SrRHM1 and SrRHM2 enzymes convert glucose to rhamnose for steviol glycoside synthesis.

Tooth pulp DNA methylation analysis predicts chronological age using specific CpG dinucleotide patterns in selected genes.

Optimized RNA Ligase 2 ligation with adenylated oligonucleotides eliminates gel purification, reducing material loss and sequence bias.

Triplex-forming oligonucleotides bind amplified HER2 genes to induce apoptosis, bypassing acquired resistance mechanisms.

Carboxylated 2'-amino LNA units improve cellular uptake and specificity, resolving the trade-off between potency and structural complexity in antisense therapy.

Identifies optimal native genomic loci in maize plants to facilitate precise insertion of exogenous sequences using site-specific nucleases.

Genetically modified hosts expressing specific UGT enzymes produce RebD and RebM, eliminating labor-intensive plant extraction.

Capping enzyme converts uncapped RNA into labeled capped RNA, reducing ribosomal contamination without custom oligonucleotide synthesis.

Freeze drying converts crystalline rebaudioside M and D into an amorphous powder, resolving poor aqueous solubility while preventing thermal degradation.

Segmenting the biosynthesis pathway into distinct genetic modules overcomes low yield constraints in microbial production.

Vapor-phase glycosylation enables parallel saccharide synthesis on solid supports, reducing sequential processing time and cost for high-density arrays.

Polynucleotide barcoding enables high-fidelity isolation of neoantigen-specific T cells, resolving laborious manual screening bottlenecks.

Polynucleotide segments in amphiphilic vesicle walls detect specific rupture agents, resolving systemic toxicity from non-specific drug delivery.

Pre-synthesizing a codeword stack eliminates repeated chemical synthesis, reducing time and resource consumption for nucleic acid data storage.

Spirobicyclic analogues inhibit PRMT5 to address limited selective inhibitor availability for cancer treatment.

Fluorinated ether protecting groups stabilize 2'-hydroxyl positions during coupling, enabling mild acidic removal that preserves internucleotide bond integrity.

Soluble polymer dye probes eliminate solid surface immobilization to reduce signal noise and enable real-time in vivo monitoring.

Capture oligonucleotides selectively hybridize to template polynucleotides on solid supports, establishing precise cluster densities independent of sample concentration.

Vacuum drying converts amorphous syrup to crystals, lowering purification costs by replacing complex chromatography.

Guanidine-bridged artificial nucleosides resolve the trade-off between nuclease resistance and binding affinity by improving electrostatic interactions.

Novel lysophospholipid acyltransferases from Mortierella alpina overcome low polyunsaturated fatty acid proportions found in known homologs.

Switchable hydrophilic polymers on a microelectrode array resolve fixed patterning limits by enabling real-time spatial control of liquid droplets.