Microbiological Testing/Measurement TRIZ Cases

Selective host nucleic acid cleavage enriches non-target sequences, improving unbiased detection of unknown pathogens without new reagents.

Simultaneous fluorescent qPCR detection of influenza A, influenza B, and 2019-nCoV in one tube improves specificity, speed, and false-negative control.

Genetic haplotype testing identifies chickens with lower post-vaccination hepatopathy risk, supporting selective vaccination and marker-assisted breeding.

A formamide-salt buffer breaks biotin-streptavidin bonds below 70°C, releasing DNA fragments without disrupting flow cell chemistry.

Hairpin-linked DNA circularization with rolling circle amplification enables electrochemical sequencing with redox-labeled amplicons and lower computational burden.

A porous support separates colonies from absorbent nutrient media, enabling non-destructive IR transmission imaging and growth evaluation.

Modified AP50 polymerases improve thermostability, processivity, and yield for faster rolling circle amplification at elevated temperatures.

Irreversible sulfhydryl blocking of residual phi29 polymerase cuts non-specific dye adsorption, lowering background signal and improving sequencing quality.

Novel resistance genes enable marker-assisted selection or genome editing to add anthracnose stalk rot protection without complex introgression.

PEG-salt DNA binding and Tris washing remove alcohol from nanopore sample prep, preserving motor proteins and speeding automation.

Covalently bonding a transition metal mediator to the electrode improves electron transfer while reducing mediator leakage, loading demand, and instability.

Specific antibodies paired with MACS, FACS, and optional negative selection improve fNRBC enrichment from maternal blood for fetal analysis.

Liquid biopsy ctDNA sequencing detects UTUC mutations to improve staging accuracy and guide neoadjuvant chemotherapy selection.

A thermally actuated wax valve isolates and reconnects assay chambers for nucleic acid amplification with more precise optical readout.

Normalizing substrate phosphorylation by effective site count reduces bias and improves kinase activity measurement precision.

A removable stromal cell layer simplifies subculture separation and supports long-term primary cell culture in general medium.

Lignin-based mesoporous carbon nanofibres improve enzyme loading and conductivity, enabling lower-cost electrochemical biomarker sensing.

Combining three EWAS datasets and smoothing CpG signals improves HCC diagnosis by reducing bias and spurious methylation associations.

Male-tissue-preferred expression cassettes help modulate wheat fertility despite hexaploid gene complexity, enabling mature pollen and hybridization.

Air-stable PAZAM coatings enable dry storage and reliable covalent surface preparation for sequencing flow cells and beads.

Covalent bonding of a transition metal mediator and enzyme to the electrode improves electron transfer while reducing mediator leakage and cytotoxicity.

Fluorescent probes read a gapped, surface-bound nucleic acid to link single-molecule functional effects with sequence in high-throughput assays.

Molecular markers track onion disease-resistance QTL while avoiding complementary pinks, cutting phenotyping time and preserving bulb color.

Targeted probe pools capture human, viral, and bacterial sequences in one assay, improving coverage of high-CG and repetitive regions.

Antibody-based coproantigen detection replaces operator-dependent microscopy to identify tapeworms earlier and distinguish species in fecal samples.

A substrate-based workflow washes away inhibitors, immobilizes target nucleic acids, and enables isothermal amplification in one step.

A cationic surfactant buffer enables direct pathogen nucleic acid amplification from samples, avoiding extraction while preserving sensitivity.

Bisulfite-converted DNA strands with molecular barcodes cut sequencing artifacts and improve rare mutation detection in low-input samples.

Allele-specific probe arrays and molecular inversion probes separate mixed DNA signals to detect copy number changes with fewer false positives.

Platelet-mediated FGL2 activity enables a simple blood test to diagnose malignant disease and monitor treatment response with lower assay complexity.

Condensing polynucleotides into globules before filtration enables reproducible large-DNA size selection while avoiding shear and contamination.

Blood biomarker panels replace invasive endoscopy to track mucosal healing and guide anti-TNF therapy with less toxicity.

Cleavable reporter probes measure protease activity in body fluids, enabling more precise disease detection, staging, and monitoring.

Gamma-modified PNA probes enrich long genomic DNA for sequencing while preserving methylation patterns and allele balance.

A duo-toehold DNA nanostructure uses FRET switching and target release to detect viral RNA rapidly with high sensitivity without RT-PCR.

Conserved-region amplification and capture oligomers enable sensitive HCV quantification across diverse genotypes and variants.

AC-driven FET readout in nanopore sequencing removes RC transients and bulky amplifiers while enabling scalable, accurate molecular detection.

Phased allelic data and error correction improve detection of chromosome deletions, duplications, and variants in cancer and fetal testing.

A 5-gene molecular grading index simplifies prognosis by capturing tumor grade and recurrence risk without redundant genome-wide signatures.

Decoding oligonucleotides separate probe identity from signal labeling, enabling flexible, accurate multiplex analyte detection with fewer reagents.

Female-specific PCR markers enable accurate sex identification of Chinese mitten crab embryos and larvae when morphology cannot.

Sequence-specific conjugates cleave mRNA near the 5′ and 3′ ends, enabling cap and polyA tail analysis across diverse RNA products.

Light-responsive organic layer deformation tunes the sensing nano gap, improving electrode alignment, reducing noise, and speeding DNA analysis.

Digital PCR measures HPV DNA fragment size in blood to separate tumor-derived from non-tumor DNA and improve cancer detection specificity.

Reproduction-deficient indicator phages detect target bacteria rapidly by luciferase signaling, avoiding enrichment cultures and multi-day delays.

Charged azide linkers let hydrophobic polymer nanoparticles couple oligonucleotides in water, enabling stable 30-50 nm FRET biosensors.

Fluorescent NAABs and enzymatic Edman cleavage enable quantitative single-molecule peptide and phosphopeptide analysis beyond mass spectrometry limits.

A universal AuNPs@poly-DNA lateral flow strip detects different small molecules by changing only the complementary DNA, cutting rework and cost.

Synthetic internal standards improve NGS detection of lung cancer mutations below 1% VAF, reducing error and sharpening risk stratification.

End repair and in situ polyadenylation enable better capture of fragmented FFPE or frozen RNA, yielding longer cDNA and higher mapping rates.

A magnetic microstructure with a fatty acid shell enables precise intestinal microbe sampling via external field control.

Carbon nanotube field-effect transistor detects charge-tagged molecules through source-to-drain current amplitude changes.

Segmenting a single transmembrane pore into two series CsgG pores extends the reader head length to resolve homopolymeric stretch detection limits.

Recombinase polymerase amplification achieves monoclonal clonal purity without extreme denaturing conditions that cause cross-contamination.

Taxonomic segmentation of microbiome data resolves the contradiction between individualized diagnosis accuracy and population-wide adaptability.

Segmenting amplification into stages with distinct extension times prevents fast sequences from over-amplifying, enabling precise detection of slow targets.

Solution-phase binding of tagged aptamers to targets reduces reaction time and light scattering interference during detection.

Segmented probes with universal adapters enable high-throughput genotyping, reducing data processing complexity and costs per data point.

Global cancer pathway transcript analysis identifies recurring expression patterns to predict survivability and progression across multiple cancer types.

Replace complex electronic tags with disposable nucleic acid sequences to improve traceability reliability without increasing system complexity.

Molecular marker selection accelerates PH1KAP development by combining disease resistance and drought tolerance while maintaining uniform plant characteristics.

Single-stranded tag primers create double-stranded DNA with exposed ends, eliminating heat denaturation and reducing equipment costs.

Modified transposon end sequences decouple enzymatic fragmentation from adapter tagging in next-generation sequencing workflows.

Affinity moieties bind nucleic acids to microparticles, resolving low purity issues across diverse clinical matrices.

Methylation-specific PCR of ASTN1 and ZNF671 genes improves diagnostic sensitivity over Pap tests.

Magnetic resonance spectroscopy analyzes endogenous metabolic biomarkers to monitor leukemia cell concentration changes without invasive sampling.

Digital PCR segments nucleic acid fragments into discrete compartments to resolve size distribution analysis precision against reaction complexity.

Surfactants specifically react with HDL3 to enable precise cholesterol quantification, eliminating ultracentrifugation complexity.

A sensor device uses test and reference cantilevers to convert analyte binding into electrical signals.

Combines PI3K and FGFR inhibitors to overcome toxicity limits of chemotherapy while enhancing anti-tumor activity in relapsed endometrial cancer.

Alu MIR SVA consensus primers isolate human DNA from microbial interference by amplifying inter-transposable element segments.

Specific antibody and aptamer binding to neurogranin enables objective subclinical brain injury detection without complex imaging equipment.

Specific primer probe sets amplify VSV-G genes to resolve low efficiency and poor specificity in fluorescence quantitative real-time PCR assays.

Molecular barcoded RT-MLPA probes detect fusion genes in degraded RNA samples, enabling rapid cancer diagnosis from small biopsy specimens.

Cylindrical separation device isolates microorganisms using a density cushion and optical window for spectroscopic interrogation.

Circular DNA probes hybridize to free 3′ ends from endonuclease cleavage, enabling isothermal rolling circle amplification without temperature cycling.

Stochastic barcoding labels mRNA molecules before amplification, correcting PCR biases to deliver accurate single-cell gene expression measurements.

Genetic analysis determines horse ancestry to select mates that reduce inbreeding risks and promote genetic diversity.

A biomarker panel detects ovarian cancer using affinity capture and immunoassays to identify tumor markers in biological samples.

Proximity ligation assay detects RNA virus high-order structures using psoralen cross-linking and enzymatic fragmentation.

A 7-gene signature calculates a benefit score to classify lung cancer patients by chemotherapy response likelihood.

Saponin lysis and nuclease treatment isolate pathogens from blood, achieving 0.3 CFU/ml detection limits for rapid sepsis diagnosis.

Segmented magnetic bead processing isolates DNA from blood while preventing protein contamination.

A microfluidic assay chip uses retention barriers to trap tissue fragments while perfusing fluid through the sample.

Sequential proteolytic digestion isolates glycated pentapeptides, eliminating interference from hemoglobin variants like HbS and HbC.

Long single-stranded DNA primers amplify specific targets directly, resolving the contradiction between amplicon size control and degraded DNA reliability.

Replacing microscopy with lectin-conjugated particles eliminates flotation steps and reduces testing time while maintaining detection accuracy.

Analyzing CCL2 and CXCL17 gene expression profiles predicts radiotherapy response, reducing side effects by avoiding ineffective treatments.

A cell-free DNA analysis method applies saturation equilibrium and probe efficiency corrections to determine tumor gene copy number states.

A multiplex SOMAmer assay measures diverse protein biomarkers from one blood sample, resolving modest diagnostic performance of conventional risk factors.

Restriction enzymes fragment nucleic acids before amplification with locked nucleic acid primers.

Segmented SuperSelective primers achieve 0.01% detection sensitivity for mutant DNA, resolving low-level heteroresistance challenges.

Segmenting nucleic acid sequences at position 1077 improves diagnostic accuracy while reducing testing complexity.

An in vitro method predicts rumen digestible protein using buffered enzyme incubation and timed soluble protein sampling.

Introducing a mutant WAP7.1 allele confers facultative parthenocarpy, eliminating pollenizer plant requirements and resolving cultivation complexity.

A modified luciferase enzyme with a specific amino acid mutation enhances substrate specificity for alternative luminescent substrates.

Urotropin chelates calcium to prevent coagulation while a citrate buffer maintains pH, stabilizing nucleic acids for extended storage.