Microbiological Testing/Measurement TRIZ Cases

E2F gene expression signature calculates a score to identify early-stage non-small cell lung cancer patients likely to benefit from adjuvant chemotherapy.

A gene expression profiling method classifies head and neck squamous cell carcinoma into four molecular subtypes using specific classifier biomarkers.

A universal probe structure separates fluorophore and quenching components to generate specific fluorescent signals for pathogen detection.

Biomarker panels detect colorectal cancer via combined DNA methylation and gene expression analysis, reducing false positives in stool samples.

Alkaline activation binds DNA to substrates, resolving the contradiction between detection capability and security against counterfeiting.

Circulating miRNAs replace painful muscle biopsies to provide objective, repeatable measurements of facioscapulohumeral dystrophy progression.

An RNA disruption assay measures molecular fragmentation in tumor tissue to predict patient survival outcomes after chemotherapy initiation.

A field effect transistor detects bio-molecules by comparing electric signal changes from sequential sample measurements.

USP14 expression levels predict recurrence risk beyond traditional factors, while inhibitors reduce chemoresistant cell viability.

Computational prediction of peptide-HLA binding affinity resolves the contradiction between vaccine reliability and development complexity.

A dielectrophoretic nanotweezer extracts mRNA from trapped single cells without mechanical lysis.

Histidine kinase sensors in synthetic membranes enable cell-free gene expression for analyte detection.

Acetoxymethyl groups modify nucleophilic lysine residues on polymerases to suppress non-specific amplification and reduce storage degradation.

A detection method identifies myeloid-derived suppressor cells using CD33, CD14, CD66b, or CD11b markers combined with HLA-DRlow expression.

A miniaturized lateral flow device uses isothermal amplification and hybridization to detect nucleic acids rapidly.

Magnetic nanoparticles carry barcode sequences to pair T cell receptor data with antigen specificity, resolving low sensitivity in single-cell analysis.

Analyzing CBX6 gene demethylation identifies memory B cells in complex samples without purification.

A multi-branched waveguide transmits light between LEDs and photodiodes to enable real-time nucleic acid amplification detection.

Segmenting reads into mapping and detection strands overcomes nucleotide imbalance and low complexity in whole-genome coverage.

Adapter-mediated ligation captures ultra-low frequency variants in complex genomic mixtures, resolving sensitivity versus enrichment efficiency trade-offs.

Electromagnetic field replaces microchannels to generate uniform droplets, resolving high precision requirements and improving detection throughput.

Barcode transfer reagents generate barcoded-amino acid complexes for ex-situ single-molecule protein sequencing.

Chemically modified ligands bind riboswitch aptamer domains to enable optical detection of molecular states.

Specific enzyme substrates detect Bacillus cereus while distinguishing other species to resolve false-positive results.

Cellulose film allows Exserohilum fungus identification through hyphal penetration, resolving selectivity issues in phytopathogenic testing.

A segmented perfusion device uses a transparent body and sealing cover to enable real-time fluorescence imaging of blood flow.

Immunological and nucleic acid diagnostics enable accurate MeSMV screening, reducing crop losses.

A labyrinth microfluidic channel structure separates rare cells from fluid samples using inertial lift forces and Dean flow dynamics.

Multiplex PCR assays amplify targeted SNPs to predict homologous recombination repair deficiency, reducing sequencing data volume and processing time.

Covalent binding of enzymes and nanoparticles on a conductive surface eliminates hydrogel swelling, preventing sensor drift in continuous glucose monitoring.

Isolating transcription factor binding sites from nucleosome-depleted circulating cell-free DNA fragments for precise disease marker identification.

Lettuce variety 45-175 RZ combines segmented resistance genes to maintain large head size while resisting downy mildew races and aphids.

Computational system integrates spatial and expression data to generate spatial transcriptomics profiles.

Fluorogenic oligonucleotide signaling probes detect target genetic sequences via FRET, resolving detection specificity and system complexity trade-offs.

Inbred PH13BA achieves homozygosity through parameter changes, resolving the contradiction between disease resistance and mechanical harvesting uniformity.

Gamma irradiation recombines Brassica napus genes, eliminating linkage drag from radish introgression to boost agronomic value.

A stool-based detection method uses Dialister microbial abundance to assess spondyloarthritis disease activity.

Enzymatic modification converts diverse RNA ends into labeled intermediates, enabling efficient mRNA isolation without custom sequence design.

A fluorescence-based competitive hybridization method detects polynucleotide sequence differences using labeled probes and optical readers.

Ligation-based ssDNA library preparation retains native termini without end-repair steps.

A virus infects and replicates within viable cells to produce detectable nucleic acid.

Matched filters compare nucleotide-derived signals against reference haplotypes to identify genetic sequences in single cells.

Negative pressure releases cells from lung biopsy tissue into isotonic solution, bypassing formalin fixation that degrades nucleic acids.

Locked nucleic acid primers eliminate dimerization artifacts, reducing false positives while lowering the detection limit from 3 million copies to just 300.

Black phosphorus integration in a nanopore FET achieves single nucleotide resolution without PCR, overcoming manufacturing precision limits.

Bias voltage drives electrowetting to load liquid into microreactor wells, preventing bubble formation during capillary transfer.

Deleting the CARG regulator enhances ARG1 expression to provide strong resistance against anthracnose, rust, and target spot pathogens.

Size selection enriches target cell-free DNA fragments from serum samples, resolving the low signal-to-noise ratio caused by normal cell background.