Nucleic Acid Vector TRIZ Cases
- Bicyclic Heptapeptide Antibiotics Targeting BamA in Gram-Negative Bacteria
By binding BamA, bicyclic heptapeptides bypass Gram-negative membrane barriers and kill pathogens while enabling faster, higher-yield production.
- pH-Sensitive Immunoglobulin Sequences for Antibody Recycling
Histidine-engineered immunoglobulin sequences enable pH-dependent antigen release, improving antibody recycling and serum half-life.
- Glucosyltransferase Pairing for High-Conversion Rebaudioside M Production
Two plant glucosyltransferases are paired to raise rebaudioside A to M conversion, improving enzymatic sweetener production.
- Recombinase Expression Vectors for Selective Polypeptide Control
Recombinase-flanked coding sequences enable selective polypeptide expression in defined cell sub-populations for precise neuronal control and monitoring.
- Hydroxylated Polyamine RNA Transfection for Stable Cell Uptake
Hydroxylated polyamine derivatives balance hydrophobic uptake and complex stability to improve RNA transfection across diverse cell types.
- Insect Cell rAAV Production with Stable Baculovirus Gene Delivery
Prepackaged baculovirus gene delivery and low-MOI co-infection help insect cells produce high-titer rAAV while limiting gene loss.
- D-2-HG Gene Circuit Control for Tumor-Responsive Transgene Expression
Engineered gene circuits sense tumor metabolite D-2-HG to trigger transgene expression, improving IDH-mutant tumor detection and targeted cell response.
- Near-Haploid Mammalian Cell Screening for Recessive Gene Discovery
Gene trap vectors in near-haploid mammalian cells enable direct screening of recessive mutations and phenotype-linked genes.
- Modified Promoter Cleavage Sites for Accurate Blue-White Cloning
By inserting endonuclease sites between promoter regions, this case lowers lacZα expression to avoid host toxicity and cloning false calls.
- Modified Luciferase Mutations for Brighter Autoluminescence Imaging
Targeted mutations at luciferase positions 26 and 161 raise luminescence intensity for clearer autonomous molecular imaging.
- Chinese Hamster Artificial Chromosome Vector for Stable CHO Expression
A Chinese hamster artificial chromosome enables site-directed DNA insertion in CHO cells to maintain stable antibody expression over long-term culture.
- Cross-Species Anti-CD3 Antibody With Reduced T Cell Overactivation
Engineered anti-CD3 binding reduces excessive T cell activation and cytokine toxicity while supporting flexible bispecific antibody design.
- Multipartite AAV Vectors for Large-Gene Recombination Delivery
Split AAV genomes use recombinase-mediated joining to deliver large genes like ABCA4 beyond the 4.7 kb packaging limit.
- Mannanase Variants for Surfactant-Stable Detergent Cleaning
Engineered mannanase variants retain activity across pH 5-12 and surfactant-rich detergents to remove mannan stains and prevent fabric graying.
- Histidine-Engineered Immunoglobulins for pH-Dependent Antigen Release
Histidine substitutions in animal immunoglobulin loci create antibodies that release antigens at acidic pH, improving recycling and serum half-life.
- Recombinant Cell Pathway for In Vivo pN-Phe Protein Incorporation
Engineered heterologous enzymes let recombinant cells make pN-Phe from native metabolites and incorporate it into proteins without external supplementation.
- AAV Gene Therapy for Stable Factor IX Levels in Hemophilic Joints
AAV delivery of codon-optimized Factor IX maintains stable clotting activity to prevent hemophilic joint bleeding and arthropathy.
- Minimal Recombinant PolyA Sequences for Stable Multigene Expression
Short recombinant polyA sequences maintain high multigene expression while lowering vector size and recombination risk in eukaryotic cells.
- ROR-1 CAR Architecture for Specific and Effective Cell Targeting
A ROR-1-binding CAR with tuned signaling domains and spacer design improves immune cell specificity and therapeutic efficacy against proliferative disorders.