Microbiological Testing/Measurement TRIZ Cases

This case combines crRNA recognition, magnetic beads, DNA catchers, and antibody detection for high-throughput RNA assays.

This case merges multiple gene probes under shared regional barcodes to reduce optical crowding and assay time in copy number analysis.

Simultaneous probe release and extension improves spatial nucleic acid capture.

A dual-enzyme cascade uses thiol-disulfide activation to detect β-lactamase in minutes without sophisticated instrumentation.

Quality scores weight sequencer calls in trace reconstruction, reducing consensus errors and improving DNA data retrieval.

Specific primer sets amplify FLT3 ITD and TKD regions together for sensitive mutation length and sequence analysis.

A composite chemiluminescent substrate formulation supports direct low- and high-concentration analyte detection without dilution.

This case uses Sof1 mutations, including a 22-bp deletion, to enlarge lodicules and improve pollen dispersal for hybrid seed productivity.

A nucleic acid chip records tissue coordinates before dissociation, linking transcriptome data with accurate single-cell location.

Sequencing identifies local minima and maxima of cell-free DNA ends to quantify tissue contributions in mixed biological samples.

A probe forms barriers on target cells so micropurification can remove unlabeled cells without complex instruments.

This case uses targeted saliva biomarkers to replace invasive testing with rapid, objective xerostomia diagnosis.

Stable SBC D-loops and biotin-streptavidin capture enrich target DNA before library preparation and sequencing.

Training spectra from varied marker concentrations classify metabolism and assess antibiotic resistance without strain-specific databases.

A nested shim and vacuum control let a slot die dispense multiple reagent films uniformly while limiting spreading, mixing, and diffusion.

This case uses an electrode-bound D-lactate binding molecule to improve specificity and reduce false positives in infection testing.

This assay combines non-polymorphic and polymorphic detection to identify low-level nucleic acid and CNVs in mixed samples.

Real-time PCR targets 5.8S/ITS2 rRNA for rapid, accurate Candida auris detection.

Compare tumor and non-tumor DNA with ultra-depth OS-Seq to broaden MSI testing and reveal EMAST-related instability.

An electrolyte-screening layer reduces channel-to-target screening while keeping the enzyme active site exposed for sensitive detection.

CMOS chips use positive and negative controls for accurate point-of-care biomarker detection.

An iron-chelator preservation mixture stabilizes urine samples for sequencing by protecting nucleic acids and limiting microbial growth.

Size-based filtration, centrifugation, and differential lysis isolate eukaryotic DNA from mixed plant, animal, and bacterial samples.

A marker composition uses SNP analysis to reduce reliance on repeated GnRH testing and support prognosis prediction.

Magnetic separation and fluorescence imaging reduce microorganism detection time for practical on-site counting.

Pre-prepared reagent and sample containers use visual guidance and an integral holder to reduce setup errors and speed assay processing.

Single-cell droplets pair immune and target cells to detect cytokine secretion and viability, enabling high-throughput effector selection.

Bisulfite-treated oral brushing samples measure CpG methylation in selected genes, supporting sensitive, non-invasive early HNSCC detection.

A bispecific antibody and reporter-cell assay evaluates antigen expression and antibody function without disrupting tumor matrix.

shRNA or amiRNA temporarily suppresses transgene expression during packaging, enabling high-titer functional viral vectors.

A multifunctional buffer enables direct PCR from clinical samples, reducing preparation time, costs, contamination, and operator exposure.

Sequential alkaline lysis and buffered detergent capture isolate DNA from Gram-positive bacteria for more sensitive multiplex amplification.

Two-dimensional signal rotation removes nanopore sequencing baseline shifts and gain drift.

This case uses NMT1 inhibition to exploit NMT2 loss, selectively reducing cancer cell viability in lymphoma treatment.

This case shows how controlled parental breeding and F1 hybrid production preserve uniformity while stacking disease and virus resistance.

Shared barcodes combine signals from multiple genes, improving in situ CNV reliability without adding imaging rounds.

Capture altered p53 isoforms with specific antibodies, digest them, and quantify P1 peptide by mass spectrometry for early diagnosis and prognosis.

Emulsion droplet detection, sorting, and long-range PCR produce longer reads with less sequencing complexity for CRISPR analysis.

A unified extraction and enzymatic assay quantifies NAD+, NADP+, NADH, and NADPH from one biological sample.

Multiplexed nucleic acids in fixed or paraffin-embedded cells replace separate controls for detecting and quantifying multiple genotypes.

SNP and indel markers enable early selection for soybean seed coat peroxidase, reducing breeding uncertainty and research costs.

Template-dependent polymerase extension enables compact data-encoded nucleic acid production with lower synthesis time and cost.

Optical bio-sensing device using upconversion nanoparticles and retroreflective particles to enable sensitive quantitative analysis of biological samples.

Segmenting chromosomes into bins and analyzing local test parameters distinguishes true signals from noise, significantly improving positive predictive value.

Mask interfering protein functional groups prior to silica binding to resolve the trade-off between extraction speed and process complexity.

The miRFRNDA assay employs nick displacement and amplification to differentiate mature microRNAs from precursors, resolving specificity issues in detection.

Mapping non-canonical polymer units to canonical equivalents reduces computational complexity while improving sequencing accuracy.

L-AEGIS oligonucleotides invert stereochemistry to evade nucleases, maintaining aptamer stability during rolling circle amplification.

Removing tassel competition via genetic modification reallocates scarce nutrients to ears, resolving trade-offs between grain yield and drought tolerance.