Microbiological Testing/Measurement TRIZ Cases

PCR consensus sequencing improves low-frequency mutation detection without tag sequences.

This case uses the L952S mutation in human DNA polymerase ε to distinguish hypermutated cancers for therapy selection.

Amniocentesis enables genomic evaluation before birth, helping select high-merit livestock and reduce recipient-animal maintenance costs.

PMA-activated lucigenin chemiluminescence measures NADPH oxidase activity in whole blood for point-of-care neutrophil testing.

PCR and antibody detection of saliva microorganisms offers a simple route to earlier, more accurate oral cancer diagnosis.

Two adjacent probes with different Tm values distinguish multiple targets in one reaction using a single label type.

This case scores homopolymer and STR histograms from sequencing reads to improve MSI accuracy in tumor-only samples.

A supported lipid bilayer limits nanoparticle diffusion, enabling compartmentalized circuits, parallel computation, and real-time readout.

A focused gene panel and LPD classification predict aggressive prostate cancer, helping avoid treatment of indolent disease.

This DNA analysis combines rearrangement, indel, and copy-number profiles to identify HR deficiency and inform treatment choices.

Complementary oligonucleotides create template molecules before PCR, extending dPCR range while reducing assays and sample demand.

This case uses QTLs from resistant wild Cucurbita moschata and markers to develop ToLCNDV-resistant Cucurbita pepo.

This case uses multi-biomarker expression to select tumor-reactive T cells before expansion, supporting efficacy and clone diversity.

Isothermal RPA on pre-seeded solid supports helps generate monoclonal nucleic acids for longer, more accurate sequencing reads.

Targeted amplification and indexed sequencing profile complex immune gene alleles despite pseudogenes and duplications.

Noise-reduction ratio calibration lowers PCR data noise and false positives.

Genetic mutations and screening produce low-pollen Stevia plants that support leaf productivity and steviol glycoside accumulation.

Standardized qPCR and RT-qPCR conditions make toxin-gene results comparable, supporting aggregate level prediction and early bloom warnings.

A microfluidic chip integrates DNA extraction, amplification, electrophoresis, and matching for reliable access decisions.

Sodium bisulfite conversion reveals methylation patterns to distinguish benign from malignant thyroid nodules after indeterminate FNA.

Electrowetting electrodes move droplets across spatial thermal zones, reducing PCR processing time for point-of-care workflows.

Isothermal amplification detects Ebola RNA in crude samples without purification.

Guide-programmed CRISPR-Cas or Argonaute binding enables sequence-specific enrichment and polymerase extension without temperature cycling.

Specific primers and a FAM-BHQ1 probe replace slow cultivation with objective qPCR detection of mycoplasma contamination.

Barcoded capture probes and sequencing quantify single-cell secreted factors while measuring protein and gene expression.

Defined spatial probe patterns and digital sequencing address limited gene multiplexing while preserving high-resolution tissue maps.

This case uses 23DOX and 23ACT markers to retain leptine biosynthesis during potato breeding for Colorado potato beetle resistance.

Defined probe patterns and sequencing map many biological targets across tissue locations with a digital readout.

Separate primers distinguish functional THCA and CBDA synthase genes from pseudogenes for more reliable Cannabis plant classification.

Stem-loop probes compact amplification products for sharper multiplex detection.

Reference data and correction factors improve oligonucleotide Tm prediction across varied PCR and hybridization reaction environments.

Allele-specific PCR, competitive blocking probes, and melting analysis detect PIK3CA mutations in low-level clinical samples.

E30K, G209Q, and H528T Bst polymerases improve processivity, signal quality, and accuracy for sequencing and amplification.

PCR amplification and flap cleavage share one reaction, using staged cycling and fluorescence for sensitive mutation quantification.

An optimized HPVLP immunoassay measures JCV antibody titer and affinity to distinguish higher- and lower-risk PML patients.

Phospholipase and sphingomyelinase support automated HDL3 cholesterol quantification, avoiding ultracentrifugation and pretreatment.

Single-cell expression and TCR sequencing identify cytotoxic CAR T-cell precursors for enrichment and improved persistence.

This case uses removable nuclease-bearing supports to de-aggregate cells and improve data accuracy in single-cell analysis.

Cultivar 25231708 uses DNA markers and transgenes to combine soybean yield, disease resistance, and fatty acid traits.

Pre-characterized breeding and multi-trait selection support soybean yield, disease resistance, and improved fatty acid profiles.

This RCA case uses UV crosslinking and de-crosslinking to synchronize amplification and improve spatial mapping of target nucleic acids.

Molecular markers introgress Ocimum americanum haplotypes into edible basil for resistance to BDM races 0 and 1 without sterility.

Expression-based barcode assignment and in situ sequencing improve signal decoding while reducing probe complexity and optical crowding.

Hydrogel-embedded samples use barcode-labeled antibodies and nucleic acid amplification to detect multifactor interactions quantitatively.

Engraved boundaries and an auxiliary region limit reagent-layer shifts, improving electrode consistency across biosensor batches.

Soybean cultivar 24340118 combines disease resistance, fatty acid improvement, and stress tolerance through planned crossing and selection.

This case uses certainty metrics from selected subgenomic intervals to estimate tumor fraction without comprehensive genomic profiling.

A closed reaction tube integrates LAMP reagents and a miniaturized lateral flow strip for simple, low-waste nucleic acid detection.

TSO-mediated second-strand synthesis helps recover spatial transcriptomics data from degraded mRNA in FFPE samples.

This case shows how genetic engineering adds herbicide, insect, or disease resistance to a uniform pepper line without unwanted variation.

Double unique dual indexing minimizes barcode hopping and eliminates DNA fragmentation during library construction.

A radiation biodosimetry assay system estimates absorbed dose using nucleic acid amplification of radiation-modulated genes.

Segmented primer sets achieve uniform detection sensitivity across all four Dengue virus serotypes despite sequence conservation limits.

Genotyping rs6990851 and CSMD1 expression identifies patients responsive to aromatase inhibitors, extending time without adverse events.

A detection method using PTTG1 biomarkers to classify adrenocortical carcinoma patients into distinct survival cohorts.

Analyzing ABCA1 promoter methylation and expression stratifies cancer aggressiveness to guide treatment.

A detection device using a lateral flow strip integrates sample and test tubes within coaxial rotors to enable combined constant temperature reactions.

Opposable elements manipulate liquid across microscope slides using capillary action to deliver reagents precisely.

A graphene nanoribbon nanopore detects nucleic acid translocation events via ionic current changes.

Radioprotectant formulations absorb free electron energy during sterilization, preserving glucose sensitivity of medical sensors.

Quantified context dependency corrects systematic signal variations to resolve homopolymer length quantification errors.

Segments white blood cell transcriptional responses via PCR to differentiate bacterial infections from autoimmune conditions without complex procedures.

Combinatorial barcoding links T-cell receptors to cognate antigens through shared molecular tags, bypassing large cell requirements.

Adjacent well background fluorescence subtracts from raw signals to determine precise nucleic acid amplification strength.

Microfluidic encapsulation isolates individual viral particles to resolve biases in complex environmental samples.

Co-cultured synthetic tissue controls replicate tumor morphology and cellular markers, resolving the scarcity of reliable diagnostic standards.

PHR4QYX hybrid sorghum combines multiple traits via segmented breeding, resolving the contradiction between yield improvement and genetic stability.

Mixed dye calibration samples correct spectral cross-talk, improving quantitative accuracy for overlapping fluorophores.

Segmented purification with activated carbon and heat treatment reduces endotoxin levels in glucose polymers, preventing peritonitis risks during dialysis.

A waterproof pouch device uses a membrane filter and cold water-soluble gelling agent to concentrate and immobilize microorganisms for rapid detection.

A wash ring assembly moves parallel to a probe axis to clean exterior and interior surfaces using capillary action.

A silver-on-gold nanoparticle film amplifies fluorescent signals through localized surface plasmon resonance.

SNP-aware primers using universal bases resolve allelic dropout and mobility shifts, ensuring accurate DNA profiling.

Modified nucleotides self-assemble into compact nanoparticles for stable storage and efficient intracellular delivery.

A biosensor system uses screen-printed carbon electrodes with immobilized lipase to detect triglycerides.

TCEP cleaves the azide linker to remove fluorophores without degrading specimens, resolving background noise from non-specific binding.

Formula I oligonucleotides capture fusion sequences via hybridization and polymerase amplification, reducing sequencing depth requirements.

Integrating OxPL/apoB ratios, Lp-PLA2 activity, and IL-1 genotypes resolves the contradiction between diagnostic complexity and predictive accuracy.

Inhibiting miR-105 and miR-122 resolves the trade-off between detection accuracy and biomarker effectiveness while suppressing metastasis.

Enzymatic cleavage replaces bisulfite treatment to improve methylation detection precision while reducing assay complexity and time.

A dynamic FRET sensor resolves the contradiction between analysis speed and specificity by switching signaling states upon target binding.

Gene expression profiling detects depressive disorders, replacing subjective reports with objective biological data.

A 34-variant genetic signature detects elevated tumor mutational burden in cancer samples.

Prevents redox mediator leaching in embedded glucose monitors by anchoring phenazine groups via amide linkages.

Field programmable gate arrays accelerate short read mapping by processing seeds and candidate alignment locations in parallel.

Gene expression analysis of proliferation markers predicts immune checkpoint blockade response, addressing low accuracy of current biomarkers.

Butanamide prevents intracellular contamination and degradation during room temperature storage, eliminating the need for centrifuges or cold chain logistics.

A loop-labeled probe enables real-time nucleic acid monitoring through sequence-specific hybridization and fluorescence signal generation.

An allele-specific primer design uses targeted base complementarity to enable efficient DNA elongation reactions.

Detect Frabin biomarkers to distinguish aggressive prostate cancer from benign tissue, resolving diagnostic precision delays.

Rolling Circle Amplification replaces complex sequencing with optical detection, reducing analysis time from days to hours while maintaining high precision.

Synonymous codon mutations adjust translation rates to prevent ribosome backups, maintaining host fitness during heterologous protein production.

Combining distinct WOLF gene alleles creates composite resistance in spinach plants, preventing pathogen adaptation to single-gene defenses.

A vertical flow detection device uses a porous membrane to enhance biomarker sensitivity.

High-throughput DNA sequencing identifies antigen-specific antibody sequences, bypassing time-consuming hybridoma processes and E. coli expression limitations.

Ligating a universal tail-adaptor to target nucleic acids replaces hybridization capture, reducing time consumption while maintaining high coverage depth.

Segmenting inbred line development from crossing resolves the contradiction between genetic diversity and performance uniformity in broccoli breeding.

Single-cell RNA-Seq identifies specific gene signatures to resolve detection precision limits in heterogeneous populations.

SOMAscan technology detects low-abundance proteins four orders of magnitude lower than prior methods, overcoming sensitivity limits in early-stage diagnosis.