Microbiological Testing/Measurement TRIZ Cases

Cell-based assay measures HER2 variant sensitivity using luciferase reporter signals, recovering functional data lost during DNA sequencing.

BRET signal isolation reduces unspecific background noise from endogenous receptors in complex food extracts.

Focused acoustic energy disrupts dried blood spots, achieving high nucleic acid yields suitable for PCR and NGS without complex mechanical processing.

A CPG2 promoter activity measurement system identifies bipolar disorder through in vitro transcriptional assays.

Segmented gene expression and self-splicing intein domains produce thermostable Neq DNA polymerase with proofreading activity.

Grafted polyamine polymers capture neutral biomaterials through electrostatic interactions.

Measures phosphatase activity in blood samples to generate phosphorylation profiles that predict melanoma patient response to immunotherapeutic antibodies.

Exosome-derived double-stranded DNA biomarkers enable non-invasive somatic mutation detection in peripheral blood serum.

A blocking oligonucleotide binds to adapter:adapter by-products, eliminating gel purification steps and boosting RNA sequencing library yield.

A dynamic PCR method fluctuates extension temperatures to destabilize secondary structures in DNA strands.

Annealing blockers to abundant RNA prevents adapter ligation, depleting undesired species while maintaining protocol simplicity.

Size-based filtration preserves nuclear integrity to enable accurate 3D telomere organization measurement via quantitative fluorescence in situ hybridization.

Computer-implemented method fits sigmoidal functions to host-phage response data for automated lag time estimation.

Specific primer and probe sequences resolve detection reliability issues by enhancing measurement precision for Hepatitis A virus analysis.

Adding malic acid to a glycerol solution containing malate dehydrogenase resolves drying difficulties while maintaining enzyme activity for biosensor chips.

A graph structure transforms SNP alleles into vertices connected by edges, using community detection to infer haplotypes directly from sequence fragments.

Extracting specific ZmARGOS genes resolves the contradiction between complex multi-gene yield control and targeted biomass accumulation.

Engineered host cells regenerate unstable UDP-glucose in situ, enabling efficient conversion of Rebaudioside A into superior-tasting Rebaudioside D and M.

Pairwise polynucleotide sequencing uses hairpin linkers to generate free 3' hydroxyl groups for continuous template reading.

A pretreatment solution containing Tris-HCl, EDTA-2Na, and RNase inhibitor enables direct qPCR amplification without extraction.

Labeled porous microparticles absorb distinct biological liquid samples for individual identification within a shared non-aqueous reaction environment.

Hairpin oligonucleotides bind to adapters during ligation, preventing dimer formation and preserving amplification components.

Endonuclease digestion cleaves wild-type sequences to isolate mutant MUC1 VNTR regions, resolving low diagnostic accuracy caused by variable disease severity.

Crowding agents exclude molecules from bulk solvent volumes to increase local concentration, reducing time required for sequencing template preparation.

FolA fusion selection assay expands dynamic range and linear response by coupling protein expression to dual-agent resistance.

ILV3 gene detection using specific primers eliminates human DNA cross-reactivity to prevent antibiotic misuse.

A magnetic-assisted screening protocol isolates target-bound oligonucleotides using oscillating magnetic fields.

Digital PCR measures specific gene expression levels to overcome conventional chemotherapy limitations and enable personalized cancer treatment.

A gene expression signature predicts prostate cancer metastasis likelihood by comparing specific molecular markers against reference samples.

Analyzing circulating APP gene DNA in blood plasma resolves the trade-off between diagnostic accuracy and patient invasiveness.

Tagged-fragment map assembly sequences biomolecules by grouping binding signatures, reducing time and cost for personalized medicine.

Segmenting neutrophil populations into B-cell like subsets enables precise early cancer detection while maintaining high biomarker specificity.

A rolling circle amplification method converts single-stranded circular DNA into double-stranded sequences using a disconnection mechanism.

DNA nanotrans carriers enable multiplexed biomarker analysis by resolving ensemble-average signal limitations in nanopore sensing.

Mask oligos hybridize to suppress non-specific binding, enabling accurate sequence discrimination under constant temperature conditions.

Mass spectrometry measures protein profiles to identify antibiotic resistance within two hours, bypassing the 48-hour delay of conventional culture methods.

Segmenting diagnostic markers into a combined SHOX2 and RASSF1A panel resolves sensitivity trade-offs, reducing false positives in cancer diagnosis.

Barcoded random primers group sequences by identifier tags to resolve computational ambiguity in RNA isoform reconstruction.

EndoQ enzyme cleaves single-stranded DNA at modified nucleotides to release fragments, overcoming low yields from inefficient chemical methods.

Lowering fermentation temperature increases 2-butanol production yield by reducing host sensitivity to the accumulating product.

Targeted capture probes reduce library complexity from 800,000 fragments to enable quantitative detection of over 22,000 promoters.

Diagnoses xerostomia by quantifying salivary gene expression levels to resolve the contradiction between diagnostic accuracy and method complexity.

A direct amplification preservation solution enables rapid nucleic acid extraction and detection through integrated ultrasonic treatment.

Frame-shifted 16S rRNA primer sets resolve low-abundance species detection limits in complex microbiomes.

Combining PSA biomarkers and SNPs into a composite value improves detection accuracy for high BMI patients, reducing unnecessary biopsies.

SASH1 expression levels predict PARP inhibitor sensitivity, replacing BRCA mutation status to reduce clinical trial duration.

A nanophotonic nanopore uses an optical waveguide to enhance light field intensity, resolving the trade-off between measurement precision and device complexity.