Microbiological Testing/Measurement TRIZ Cases

This case separates biological samples by state, compares spectra and population distributions, and improves agent identification over time.

This case uses sequence-matched 3D probe structures to separate overlapping ionic signals and identify more DNA types accurately.

Replicate amplicons and variation scoring improve confidence in minimal residual disease calls without adding PCR reactions.

Partial demineralization and sperm disruption enable sample-to-results nucleic acid extraction in under an hour.

At least 11 short-amplicon Y-STR markers with fluorescent labeling improve discrimination and help differentiate related male profiles.

Universal fungal targets, PCR amplification, and specific probes support rapid, reliable screening and species identification.

Pre-therapy tumor profiling uses a 121-gene signature to classify HPD risk and guide personalized immunotherapy decisions.

Compare 70–150 bp and 350–600 bp amplicon amplification to assess plasma separation efficiency with minimal DNA input.

This case uses modified reference genomes, distinct amplicons, and probability scoring for consistent SV genotyping.

Selective microbial rRNA depletion and fecal RNA sequencing support non-invasive IBD inflammation assessment without biopsy.

This genotyping workflow uses allele k-mers, decoys, and read clustering to resolve CYP2D6 hybrids, duplications, and copy-number changes.

A sandwich ELISA uses separate capture and detection antibodies to distinguish intact spike from denatured or monomeric forms.

Unique cell barcodes and microfluidic partitions link sequencing reads to individual cells, improving genomic and proteomic attribution.

This case combines in-cell barcoding, isothermal amplification, and polymerase quenching for high-throughput DNA and RNA sequencing.

MBD partitioning and sequencing capture methylation and genomic signals for early-stage cancer MRD detection from urine.

Particle-nucleotide conjugates increase local binding signals and contrast-to-noise ratio for more specific sequencing and hybridization.

Nanostructure labels use FRET, emission wavelength, and fluorescence lifetime to distinguish more cell types objectively.

Blocking oligonucleotides and labeled probes support specific, multiplex protein detection across cellular and subcellular environments.

Compressible PCR containers support rapid cycling and robust nucleic acid amplification.

This case uses diploid controls, target regions, and Gaussian mixture modeling to resolve ambiguous HBA1/HBA2 alignments.

Combining HLA, STR, and KIR comparisons addresses STR-only misjudgment risk in cell source identity verification.

Enzymatic and antibody-functionalized electrodes combine on one chip for rapid, sensitive insulin and glucose detection.

A splint oligo and barcoded oligo-dT beads capture chromatin and mRNA together for scalable single-cell multi-omics.

Map test targets to sub-holes within one experiment item to reduce configuration errors, resource waste, and experiment time.

Discrete nanoliter volumes separate CRISPR guide reactions, enabling high-throughput detection of DNA and RNA with single-base specificity.

A captured first extension complex and second probe extension simplify target enrichment for sequences with unknown structural variations.

The GEP assay separates cSCC tumors into three risk classes to guide adjuvant radiotherapy and reduce overtreatment.

A PCR bacterial panel measures stool microbiome changes to improve early CRC detection and assess treatment response.

TAGMe methylation markers support sensitive, specific early endometrial cancer screening.

Affinity reagents identify bases from unlabeled reversible terminators, reducing chemical scars, reagent cost, and photodamage in SBS.

This case combines lactate oxidase, catalase, and polymers to limit enzyme degradation and stabilize sensor output over time.

Randomly located barcode probes preserve spatial information during multiplex nucleic acid analysis.

A one-pot double-stranded splint adaptor reaction combines ligation and gap filling to create circular libraries for sequencing.

Modular reporter cassettes distinguish HR, NHEJ, MMEJ, and SSA in transcribed or heterochromatic regions without transcription.

Stem-loop ligation, exonuclease cleanup, and gyrase supercoiling enable scalable circular DNA synthesis without bacterial sequences.

RNA-templated ligation and sandwich transfer retain spatial barcodes for high-resolution analysis of analyte location and abundance.

Self-complementary 5′ primer sequences support sample indexing, pooled MDA, lower amplification bias, and sequencing error correction.

Varying sensitization layers and liquid gating improve chemical specificity and sensitivity without added manufacturing complexity.

DNA markers linked to Rf3 and other Rf loci replace environment-dependent field evaluation for faster wheat hybrid seed selection.

Variable-length oligonucleotide tags create artificial breakpoints, helping separate original molecules and detect low-frequency mutations.

This case uses transposon end compositions for rapid, representative DNA library preparation with less sample waste and fewer instruments.

This case uses NLR02 and molecular markers to select maize resistant to anthracnose stalk rot without relying on fungicides.

This case combines antigen-binding reagents and indexed oligonucleotides to quantify proteins, interactions, and genes across cells.

Functionalized drop-carrier particles compartmentalize samples uniformly, supporting single-cell assays with simple equipment.

Cell cycle and immune gene panels compare expression levels to support melanoma diagnosis and personalized treatment.

A staged elution workflow recovers proteins first, then nucleic acids, enabling mass spectrometry and PCR from one dried blood spot.

Capture agents isolate tissue-specific EVs to reveal neuromuscular biomarkers.

Target-specific extension and tailed random primers enrich contiguous sequences for sensitive detection of gene fusions.

A bead-based normalization approach reduces qPCR time while producing equimolar NGS libraries across insert sizes.

Repeated cell separation, barcode tagging, and repooling link sequenced nucleic acids back to individual cells.

Segmentation and dimensionality changes map host-pathogen interactions to improve diagnostic accuracy without increasing system complexity.

A positively charged microarray surface alters melting curve patterns to resolve sequence differences.

Normalization coefficient removes inter-instrument variations in PCR analysis without hardware adjustments.

Length-based mass spectrometry separates polynucleotide species by fragment size to differentiate maternal and fetal origins without sequencing.

A fluorescent antigen detection kit uses a blocking strand to prevent non-specific binding between capture and detection antibodies.

Transfecting hybridoma cells with BCL6 and anti-apoptotic nucleic acids to produce stable antibodies.

Algorithm calculates spectral similarities to detect microbe mixtures without manual expert assessment.

Digitized transposons mark genomic alleles with unique barcodes to enable precise copy number variation identification.

Gene expression analysis using TERT and GPC3 markers distinguishes dysplastic nodules from early HCC, resolving diagnostic ambiguity in small liver lesions.

A microfluidic sample delivery component mixes reagents with fluid samples in a dedicated channel before discharge to a testing cassette.

A PTO cleavage and extension-dependent non-hybridization assay detects target nucleic acid sequences using a single fluorescent label.

Induced pluripotent stem cell-derived nerve cells enable high-throughput screening of therapeutic agents targeting Alzheimer's disease pathology.

A ternary complex sequencing method detects nucleotide incorporations using parallel polymerase reactions and computational disambiguation.

Genomic clustering selects representative pathogen strains to generate antibodies with broad cross-reactivity across diverse species.

Detecting hypermethylation in circulating tumor DNA provides a stable surrogate marker for tumor hypoxia.

A Raman-spectroscopic method identifies microbial metabolic states using deuterated water ingestion and optical imaging.

Mutant DNA polymerases with specific amino acid substitutions increase reverse transcriptase efficiency for nucleic acid extension.

Chemically reactive probes anneal to target sequences and ligate without enzymes, eliminating complex thermal cyclers while maintaining high detection accuracy.

Expression assays measure non-coding RNA profiles to identify candidates without detailed mechanistic studies, reducing discovery time.

A micro-RNA inhibitor binds TYRP1 sequences to regulate melanoma aggressiveness.

A single-turnover sequence-specific endonuclease cleaves target nucleic acid molecules to produce a normalized amount of the first cleavage product.

Pre-computed reference ratios normalize allele intensities, reducing no calls and improving heterozygous accuracy.

Competitive blocking oligonucleotides hybridize to HBV DNA to prevent primer binding, enabling sensitive detection of HBV RNA without manual sample preparation.

Donor basophils release histamine when challenged with patient serum to detect auto-immune chronic urticaria.

A reagent kit uses decoy oligonucleotides to compete with probes, suppressing amplification of carryover contaminants.

A 16-gene expression signature classifies cell samples and predicts therapeutic response to agents modulating the Wnt/beta-catenin signaling pathway.

High-concentration random primer PCR produces reproducible DNA probes, eliminating complex restriction enzyme steps.

Segmented primer sets in a single reaction distinguish non-MAP subspecies from MAP, eliminating false positives caused by cross-reactivity.

Pre-selected PH1KA9 inbred lines reduce breeding time while maintaining disease resistance and drought tolerance.

Cluster mitochondrial genome sequencing reads to trace cell lineages while simultaneously capturing gene expression profiles and chromatin accessibility.

Whole-genome sequencing extracts cell-free DNA fragmentation patterns to identify tissue of origin without deep bisulfite coverage.

Terminal erythroid differentiation biomarkers quantify cell surface markers to characterize myelodysplastic syndrome patient profiles.

Testing FGFR1 amplification directs inhibitor therapy to squamous cell lung cancer patients while avoiding ineffective treatment in non-amplified cases.

A prokaryotic Argonaute system uses guide DNA and fluorescent reporters to detect target molecules.

A sensor array measures intracellular analyte concentrations to determine hemolysis severity without dedicated detection hardware.

A displacement probe mediates fluorescence resonance energy transfer to detect amplification products.

Segmenting PCR amplification from surface hybridization enables multiplexed nucleic acid detection beyond the six-fluorophore limit.

Genome-wide DNA methylation mapping identifies specific CG IDs in host peripheral blood mononuclear cells to predict hepatocellular carcinoma stages.

Dextran sulfate and divalent metal ions precipitate HDL3 to enable precise enzymatic cholesterol quantification without centrifugation.

Phosphorothioate cleavage creates sticky ends for stem-loop ligation, eliminating restriction site scars and accelerating plasmid construction.

The HE4 antigen resolves tumor marker heterogeneity by providing a universal diagnostic parameter that improves breast cancer detection accuracy.

Absorbent probe with hydrophilic polymer captures whole blood for subsequent RNA fraction separation.

Heating, irradiating, or treating buffers with nucleases inactivates contaminant nucleic acids to eliminate false positives in sequencing assays.

Targeting unique genomic junction sequences with event-specific primers enables precise discrimination of transgenic cotton events from other varieties.

Immobilized guide RNA and deactivated Cas complexes bind target nucleic acids on solid supports, resolving sensitivity limits in multiplex assays.

Continuous triangular wave scanning reduces batch variability and signal loss from biofouling while retaining sensor capacitance information.

Mesylate compounds in the PCR master mix neutralize inhibitors from forensic samples, enabling reliable DNA amplification without complex purification steps.

Combining hsa-miR-223 and hsa-miR-145 expression profiles via qRT-PCR resolves insufficient diagnostic accuracy from single markers.