Microbiological Testing/Measurement TRIZ Cases

Legume-derived CcRpp2-R1 and R3 genes give soybean broader, more durable resistance to Asian soybean rust while reducing yield loss.

Specific resistance gene combinations are sequenced to identify ampicillin-resistant non-typhoidal Salmonella faster than culture-based tests.

A mutant WAP5.1 allele enables seedless watermelon fruit set without pollination, reducing pollinator planting, harvest complexity, and cost.

Unique nucleic acid tags preserve sample identity in pooled sequencing, enabling multiplexed reads without separate DNA analysis.

A plasmonic nanosurface in a segmented microfluidic chip shortens colorimetric pathogen assays while preserving sensitive detection.

Molecular markers shorten soybean breeding while combining yield, disease resistance, and fatty acid traits in cultivar 20230934.

Detector oligos hybridize and ligate in one container to avoid 3′-bias, simplify prep, and sensitively detect splice variants and fusion genes.

RdRp binding sites replace contaminating cap-capture primers in RCR, enabling high-purity RNA amplification for mRNA vaccines and RNA medicines.

Lanthanide-coded microbeads capture amplified nucleic acids in one reaction, enabling rapid multiplex pathogen detection with high sensitivity.

Real-time probe detection replaces delayed lab verification, enabling targeted decontamination control and immediate certification.

5′ and 3′ TSO modifications reduce concatemerization and non-specific reverse transcription, improving cDNA yield and sequencing accuracy.

Core-shell polymer particles enable 3D optical sectioning of amplicon clusters, improving sequencing resolution, field of view, and imaging rate.

Targeted Pyrococcus polymerase mutations improve modified nucleotide incorporation kinetics while reducing misincorporation in DNA sequencing.

Phased allele frequencies and joint probability models improve ploidy and variant detection from sequencing data for earlier diagnosis.

A linear optimization solver groups similar nucleic acid samples for barcode-free NGS pooling while preserving accurate sample mapping.

Alternative splicing ratios replace absolute gene expression signals to reduce platform bias and improve infection status diagnosis stability.

Clustering and CpG-based alignment improve liquid biopsy methylation detection sensitivity, enabling precise pan-cancer profiling from minute DNA samples.

Hybridization capture probes enrich cancer-specific methylated regions in cell-free DNA, improving sequencing depth and lowering diagnostic cost.

PCR primers and probes distinguish Psilocybe cubensis from look-alike mushrooms while detecting bacterial and fungal contamination.

Targeting the conserved AP65-1 gene with SDA or real-time PCR improves Trichomonas vaginalis detection while avoiding cross-reactivity.

Blood exosome microRNA profiling enables less-invasive, earlier diagnosis and monitoring of Parkinson's, Alzheimer's, and prion diseases.

A chromosome 5 SNP marker replaces time-consuming GnRH stimulation testing with single-sample genetic detection for earlier diagnosis and prognosis prediction.

Optical sectioning reconstructs nucleic acid sequences in 3D while preserving spatial relationships for high-throughput cellular imaging.

Enzymatic conversion replaces bisulfite treatment to preserve cfDNA fragments and enable high-depth, accurate methylation profiling.

A self-healing host-guest hydrogel uses bacterial β-lactamase to trigger local nanoparticle and antibiotic release at resistant infection sites.

A blood-based cfDNA methylation panel uses bisulfite PCR and AI to improve early epithelial ovarian cancer detection beyond CA125 alone.

Barcoded sample libraries enable pooled size selection while preserving sample origin and equal target DNA representation for more sensitive genetic screening.

A multifunctional reagent mix enables direct pathogen nucleic acid amplification from samples, avoiding extraction while preserving PCR sensitivity.

Blood miRNA biomarkers improve prediction of post-TBI epilepsy risk, enabling targeted anti-epileptogenic treatment and less unnecessary drug use.

An internal 5'-5' linkage lets a 5' adapter hybridize for efficient RNA ligation while blocking reverse transcription and reducing secondary-structure bias.

Selective enrichment and single-cell partitioning enable digital HRM to count microbes accurately while preserving genetic marker linkage.

Multiple antibiotic and inhibitor test compositions distinguish Ambler carbapenemase classes from bacterial growth patterns to guide therapy.

Bacterial sialidase activity in stool enables objective stress and depression assessment without invasive sampling or specialized equipment.

Pre-coupled oligo-modified nucleotides replace loss-prone ligation, cutting purification steps while preserving strandedness in library prep.

Modified cytosines are converted to DHU and cleaved for sequencing, preserving DNA and improving whole-genome methylation coverage.

Using double-stranded DNA in rolling circle amplification removes cyclization and purification steps, cutting sample input and PCR-related errors.

Using a redox mediator and dV/dt potential tracking, this case shows how low substrate concentrations can be measured accurately before stabilization errors occur.

Reconstructed patient and database haplotypes enable automated matching of differently represented NGS variants with medical reference entries.

Alcohol-free magnetic bead extraction replaces centrifugation and hazardous solvents to isolate DNA and RNA from swab pathogens.

A urine preservative stabilizes cfDNA by inhibiting nucleases and quenching formaldehyde, enabling up to 7 days of sample handling.

Insert elements and spatial fragment capture preserve genomic connectivity and phasing, improving assembly, error correction, and mixed-sample origin tracing.