About this Collection
The Assays & Techniques Collection provides comprehensive reference guides for widely used experimental methods in cell biology and biomedical research. Each guide describes the scientific principle, workflow, required reagents and equipment, experimental controls, data analysis, troubleshooting, and common applications to support reproducible and reliable laboratory experiments.
Browse Assay Categories
Cell Viability & Cytotoxicity
Assays for measuring cell viability, metabolic activity, membrane integrity and cytotoxicity.
Cell Proliferation
Methods for quantifying cell growth, DNA synthesis and long-term proliferative capacity.
Cell Death & Cell Cycle
Techniques for analyzing apoptosis, caspase activation and cell cycle progression.
Cell Function & Behavior
Functional assays for oxidative stress, migration, senescence and other cellular responses.
Molecular & Imaging Techniques
Methods for protein detection, gene expression analysis and cellular imaging.
Stem Cell Methods
Protocols and reference guides for stem cell culture, characterization, organoids and disease modeling.
Popular Assays & Methods
MTT Assay
Colorimetric assay for measuring cell metabolic activity as an indicator of viability and proliferation.
CellTiter-Glo® Assay
ATP-based luminescent assay for rapid and highly sensitive measurement of viable cells.
Trypan Blue Exclusion
Simple dye exclusion method for determining cell viability and performing routine cell counts.
Western Blot
Gold-standard method for detecting and quantifying specific proteins in biological samples.
Brain Organoids
Three-dimensional stem cell-derived models that recapitulate key features of human brain development and disease.
iPSC Reprogramming
Generation of induced pluripotent stem cells from somatic cells for disease modeling and regenerative medicine.