Microbiological Testing/Measurement TRIZ Cases

Aspergillus-specific oligonucleotides hybridize to facC gene homologues, resolving false positives in rapid real-time PCR diagnosis.

Converting RNA to cDNA protects the template from degradation during selective ligation, maintaining full-length sequence fidelity.

Unmodified silicon surfaces combined with polyethylene glycol and divalent cations isolate large DNA molecules, eliminating costly surface modifications.

Measuring DMBT1 and KIAA1199 gene expression enables early COPD diagnosis before irreversible lung damage occurs.

QTL1 genetic determinant confers resistance to Fusarium oxysporum, reducing disease symptoms and environmental harm from chemical controls.

Measuring glucose consumption rates replaces long incubation periods, enabling rapid antibiotic efficacy assessment.

A portable nucleic acid sequencing kit uses locally stored reference data for field deployment.

Barcoded solid supports enable efficient haplotype phasing through rolling circle amplification of circular nucleic acid templates.

Halogen salts enhance resazurin color reactivity, enabling rapid cariogenic bacterial count measurement at room temperature without incubators.

A single electrode measures voltage fluctuations in flowing liquid to detect biological residues without external probes.

A chemical reagent clarifies oil-in-water emulsions into transparent liquids using specific nonionic surfactants.

X13F334 uses preliminary action and segmentation to combine disease resistance with uniformity.

Isothermal RT-LAMP assay detects Zika virus RNA with high sensitivity without thermal cyclers, resolving equipment complexity constraints.

A diagnostic system analyzes donor-derived cell-free DNA and blood mRNA transcript levels to detect transplant rejection events.

Methylation-sensitive cleavage agents digest unmethylated maternal DNA to enrich hypomethylated fetal nucleic acid fragments.

Menaggio lettuce cultivar delivers enhanced crop yield stability by resisting mosaic, bremia, and bushy stunt viruses via preliminary action breeding.

Magnetic sensor arrays replace optical microscopy to boost throughput and lower costs.

Combining specific biomarkers into a unified panel resolves the contradiction between diagnostic accuracy and system complexity, achieving 85% sensitivity.

Inactive transpososomes occupy binding sites to reduce insertion bias while active enzymes cut target DNA.

Engineered yeast cells detect peptide ligands via GPCR signaling to produce visible pigments, eliminating the need for complex laboratory instrumentation.

Complementary DNA strands tagged with Surface-Enhanced Raman Scattering molecules enable specific product authentication.

Merging CALR, JAK2, and MPL probes into one reaction system resolves the trade-off between comprehensive mutation coverage and diagnostic time.

Template nicking enables bi-directional sequencing to resolve information loss in long nucleic acid templates.

An integrated light distributor uniformly illuminates test areas while a replaceable hygroscopic support prevents contamination from excess urine.

SPECTRE-seq employs single primer extension with tiling primers to capture entire viral genomes, overcoming incomplete capture limits of conventional PCR.

A bispecific antibody therapy selects lymphoma patients using circulating tumor DNA levels to identify likely responders.

A polynucleotide primer combination uses self-hybridizing middle domains to form stem structures that enhance binding specificity.

Aligns fragment sequences via k-mer hashing and gap selection to resolve mapping time versus completeness trade-offs in next-generation sequencing.

Assigns mitochondrial DNA haplogroups to detect mislabeled or contaminated samples in next-generation sequencing workflows.

Epitachophoresis device focuses cell-free nucleic acids into concentrated zones using electrophoretic mobility differences.

Nucleic acid arrays detect early tissue rejection by measuring differential expression of specific transcripts before visible histological signs emerge.

KASP markers detect soyasaponin content via fluorescence signals, replacing labor-intensive chemical analysis.

Imputing the fourth nucleotide from three detected types reduces hardware complexity and reagent consumption.

A primer extension method detects single nucleotide polymorphisms in the SMA gene using molecular weight measurement of extended primers.

Identifying specific genetic mutations enables personalized radiation treatment protocols tailored to individual patient risk profiles.

A degenerate primer pair amplifies partial mutL and dnaJ gene fragments for rapid bacterial identification.

Segmented nucleotide blocks allow self-validation of identifier sequences, correcting nanopore errors without parallel short-read libraries.

Bisulfite conversion transforms unmethylated cytosine to uracil, enabling high sensitivity detection of Septin 9 methylation in low-yield samples.

Solid phase extraction isolates acetylamantadine for substrate-based surface-enhanced Raman spectroscopy quantification.

A 23-gene circRNA signature differentiates responders from non-responders to anti-PD1 therapy in metastatic melanoma patients.

Segmented primers detect alternatively spliced isoforms to resolve detection complexity and monitor CAR-T therapy efficacy.

Methylation-independent primers resolve false positives in PCR by combining amplification with melting curve analysis for accurate quantification.

Unique molecular identifiers tag target polynucleotides before amplification, correcting for PCR and sequencing errors to improve quantification accuracy.

Internal standard curves correct detector response variations in enzyme assays, reducing data dispersion and improving measurement accuracy.

A colorimetric sensor array detects volatile organic compounds produced by microorganisms to enable rapid identification and antibiotic susceptibility assessment.

A method amplifying DNA regions to sequence mutant allele frequencies for non-invasive prenatal diagnosis.

Comparing differential gene expression levels against control samples diagnoses chronic valvular disease without complex mechanical testing.

Segmented modules and universal protocols enable simultaneous detection of multiple resistance genes without increasing operational complexity.

Flow cytometry stabilizes cellular membrane potential with diluted growth medium and dye to automate high-throughput viability testing.