What it is and why pH 6.0 matters Citrate buffer pH 6.0 (10 mM typical) supplemented with Tween-20 (0.05% v/v typical) is a low-ionic-strength, mildly
Month: October 2025
Cell Counting Kit-8 (CCK-8) – Technical Guide for High-Throughput Cell Viability and Proliferation Assays
Overview Cell Counting Kit-8 (CCK-8) uses WST-8, a water-soluble tetrazolium salt that is reduced by cellular dehydrogenases to a soluble formazan dye measurable at ~450
Colorimetric Activity Assay Kit — Technical Guide (RUO)
Overview A Colorimetric Activity Assay Kit quantifies an enzyme-catalyzed reaction by converting substrate to a chromophore with absorbance at a defined wavelength (e.g., 405/412/450/540/570/590 nm).
Rapid-Lenti HIV-1 p24 ELISA Kit — Technical Guide (RUO)
Overview The Rapid-Lenti HIV-1 p24 ELISA quantifies the HIV-1 capsid protein p24 in viral stocks, lentiviral pseudoparticles, and culture supernatants. It is a sandwich ELISA
Galectin-3 ELISA (LGALS3) — Technical Guide for Research Use
What is Galectin-3 and why quantify it? Galectin-3 (gene: LGALS3) is a β-galactoside-binding lectin involved in cell adhesion, endocytosis, and glycan-mediated signaling. Core background and
Comprehensive Technical Guide on Calcium Colorimetric Assay Kit
Overview of Colorimetric Calcium Quantification Calcium (Ca²⁺) is one of the most fundamental inorganic ions in cellular and biochemical systems. It plays a critical role
Comprehensive Guide to Nuclear/Cytosol Fractionation Kit: Principles, Protocol, and Applications
Introduction Subcellular fractionation is a key step in molecular biology workflows when researchers wish to separate the nuclear compartment from the cytosolic compartment of eukaryotic
BCL6 Antibody: Structure, Function, and Applications in Molecular and Cell Biology
The BCL6 antibody is an essential reagent used for the detection and analysis of B-cell lymphoma 6 protein (BCL6), a nuclear transcriptional regulator belonging to
L-Lactate Colorimetric Assay Kit: Principle, Workflow, Calculations, and Quality Controls
The L-Lactate Colorimetric Assay Kit enables quantitative measurement of L-lactate in biological and engineered samples using a robust enzymatic color reaction readable at ~570 nm–600
AGTR1 Antibody: Structure, Function, and Applications in Biomedical Research
The AGTR1 antibody is an essential research tool used to detect, quantify, and characterize the angiotensin II receptor type 1 (AT1R). This receptor, encoded by