Biological Material Analysis TRIZ Cases

A microfluidic C. elegans assay measures AWC ON calcium signals with timed urine collection to overcome hormonal interference.

This case uses an anti-CD47 monoclonal antibody to block the tumor “do not eat me” signal and promote macrophage phagocytosis.

Direct aptamer binding captures and quantifies adenoviruses in food, water, and clinical samples with lower complexity than PCR.

Vertical silicon nanowires use direct diode readout to reduce optical noise and costly hardware in portable biosensing.

Anti-CD5L antibodies resolve the lack of reliable M2 markers by inhibiting activation and promoting tumor immunity.

Centrifugal separation of multi-particle complexes resolves assay time bottlenecks, enabling rapid quantitative detection without complex equipment.

Replacing complex chromatography with europium-labeled immunochromatography, the kit achieves high sensitivity while eliminating costly sample pretreatment.

Array-based capture agents immobilized at decreasing concentrations bind target materials to generate binding curves for rapid quantification.

Separating antibody reactivity into high and low molecular fraction targets suppresses background noise while maintaining measurement precision.

Disrupting the Cmah gene in myeloma cells eliminates Neu5Gc production, resolving self-reactivity issues and enabling specific detection of GcSTn.

A transistor sensor detects viral proteins via electrical signal changes.

A hybrid enzymatic aptamer sensor converts analytes into detectable metabolites via a substrate-mounted conversion component.

Fluorescently labeled peptides form stable epitope peptide-HLA complexes to detect T cell activation markers, eliminating the need for new target cell lines.

A nickel ion-forming compound reagent kit mixes with blood samples to prepare measurement specimens for clotting time analysis.

Defined peptide sequences resolve substrate specificity contradictions, enabling orthogonal labeling with microbial transglutaminases.

SeTau-647 homogeneous assays eliminate ELISA wash steps to boost signal-to-noise by 45% and triple temporal resolution for rapid insulin dynamics.

Antibodies target overexpressed GPRC5D in multiple myeloma cells to improve therapeutic effectiveness.

A lateral flow immunoassay detects insulin degradation via amyloid fibril binding using label-conjugated antibodies.

Antibodies bind ABCG2 efflux pumps to block drug transport, overcoming chemotherapy resistance in cancer cells.

Segmented capture regions with specific antibodies distinguish proBNP from BNP and NT-proBNP, eliminating cross-reactivity and assay pollution.

Protein A mediates IgG clustering on magnetic beads to resolve geometrical constraints in hexameric models, ensuring reproducible C1q binding measurements.

Staged temperature shifts in bioreactors enhance protein yield while maintaining consistent glycosylation profiles.

Antibody targeting varicella-zoster virus glycoprotein E overcomes crossreactivity with other alpha-herpesviruses to enable specific diagnosis.

A method selects mutant membrane proteins with increased stability by exposing them to a membrane destabilizing agent.

A carbon nanofiber screen-printed electrode enables sensitive protein detection through site-specific antibody immobilization.

Immunochromatographic strip detects soluble CEACAM1 biomarkers for rapid cancer diagnosis.

Novel aminoacridine and aminopyrene fluorescent tags improve glycan identification by minimizing spectral cross-talk with existing green-emitting dyes.