Microbiological Testing/Measurement TRIZ Cases

Correlating stomach biopsy viral antigen presence with patient symptoms resolves conflicting diagnostic results from blood or muscle testing.

Extracting total microbial genomic DNA from feces replaces invasive procedures, enabling accurate therapeutic effect assessment.

Identifies the orf279 gene causing male sterility in wheat to enable molecular breeding tools.

Segmented miRNA analysis distinguishes benign from malignant lesions, reducing false positives and invasive procedures.

A dissolved oxygen probe measures microbial activity in process streams through real-time oxygen consumption tracking.

Synthetically designed target nucleotide sequences enable simultaneous sequencing of multiple mixtures.

Segmented reactive areas isolate analyte and hematocrit signals, preventing cross-contamination and improving measurement accuracy.

Soybean variety 01068085 uses genetic transformation to combine herbicide tolerance with disease resistance, reducing breeding complexity.

Specific nucleic acid probes target SARS-CoV-2 genes to reduce cross-reactivity with SARS-CoV and improve diagnostic accuracy.

Analyzing ADAMTS13 protease activity and von Willebrand factor levels to differentiate disseminated intravascular coagulation from thrombotic thrombocytopenic purpura.

A testing device uses a resin shaped body to immobilize capture nucleic acids via covalent binding for high-sensitivity detection.

Actuator-driven variable imaging depth automates cell migration tracking, eliminating manual microscope adjustments and reducing labor costs.

An extra wide sampling entrance merges blood collection and air escape functions, eliminating overflow issues while enabling accurate analyte measurements.

Acetic acid preserves reagent stability while maintaining structural integrity of sperms and yeast-like fungi for accurate differentiation.

A layered diagnostic device uses peptide-DNA conjugates to detect pathogens through transverse liquid flow across functional layers.

An oligonucleotide fragment uses a variant recognition region to form a hairpin structure that selectively inhibits wild-type amplification.

Magnetic bead purification removes template-independent DNA amplification artifacts to improve detection accuracy.

Segmented gene expression profiling predicts survival in multiple myeloma, resolving the trade-off between prognosis precision and test complexity.

Partitioned droplets enable absolute quantification of low-copy DNA from crude lysate, resolving sensitivity limits in pathogen diagnostics.

Target enrichment sequencing identifies genomic alterations with high resolution, reducing whole genome sequencing costs.

LC-MS/MS quantifies ΔDi-6S to resolve misdiagnosis from overlapping total GAG levels in mucopolysaccharidosis IVA and VII screening.

Bisulfite sequencing of cell-free DNA quantifies methylation markers to replace subjective clinical judgment with objective aortopathy risk stratification.

A genomic system calculates genetic distances to identify precise paternal lineage markers.

A homogenous cell block preparation method creates evenly distributed FFPE cells using a three-layered vertical apparatus.

A composite lysis buffer extracts nucleic acids from solid biological matrices using detergents and enzymes.

Segmented G-quadruplex microarrays resolve high-throughput assessment complexity by enabling precise sequence-specific binding analysis.

Universal and promoter-rich primer sets enable PCR-based whole genome sequencing, reducing instrument dependency and library complexity.

A microfluidics-based dual-indexing strategy enables single-cell and single-molecule chromatin interaction analysis.

Continuous fluid flow and antioxidant buffers prevent sample degradation during high-throughput molecular profiling.

A DNA aptamer binds methylated DNA fragments via specific molecular recognition.

Asymmetric adaptor ligation with modified dNTPs enables selective strand cleavage for directional sequencing.

A diagnostic kit uses identical labels on analyte and internal control probes to measure combined signals in a single reaction mixture.

Modified glucosyltransferase enzymes synthesize branched alpha-glucan polymers with controlled linkage profiles.

Replacing invasive chromatography with living bacterial sensors enables real-time, non-invasive detection of gut microbiome molecules.

Extracting specific MMP and TIMP markers from plasma enables rapid screening for diastolic heart failure risk without complex imaging.

Microprocessor detects clock resets and adjusts timestamps on stored physiological measurements, resolving temporal parameter loss in buttonless devices.

An electrochemical extended-gate transistor system generates redox signals to detect targets in ion fluids.

Vapor deposition crosslinks the spin-coated enzyme layers to resolve manufacturing precision contradictions in implantable sensors.

Quantifying VEGF secretion profiles discriminates mesenchymal stem cells from fibroblasts, resolving contamination risks in cell therapy manufacturing.

Downmodulating DeltaNp63 via microRNA 203 reactivates dormant horizontal basal cells, restoring neurogenic capacity and treating age-related anosmia.

Thermostable polymerases sustain PCR amplification of oligonucleotides with non-standard nucleobases, retaining over 90% of pairs across cycles.

Event-specific primers target T-DNA insertion junctions to identify DHA canola NS-B50027-4 with 0.05% detection sensitivity.

Microfluidic cell isolation extracts single fetal cells from maternal blood, reducing false positives in non-invasive prenatal testing.

A polycationic dextran derivative binds leukocytes in serum samples to prevent assay interference.

A modified terminal transferase enzyme adds nucleotides to the 3' end of nucleic acids through enzymatic catalysis.

Conductive features enable electrical resistance measurement of a getter film, replacing destructive chemical analysis with non-destructive monitoring.

Fluorinated carbon tags on hybridization probes resolve purification difficulty during production while maintaining target nucleic acid enrichment capability.

An ISFET detects proton release during nucleic acid amplification to generate an electrical output signal.

A saliva-based chemical composition stabilizes nucleic acids and proteins in biological samples during ambient storage without refrigeration.