-
Red Blood Cell Peroxidase Interference in Competitive ELISA(Post)
QUICK ANSWER A researcher ran a competitive 2,3-bisphosphoglycerate (2,3-BPG) ELISA on red blood cell (RBC) lysate. The standard curve was textbook, yet every lysate sample read at the
Glucose Assay Saliva Troubleshooting: Fixing Low Readings(Post)Quick answer A researcher measuring glucose in human saliva on the fluorometric procedure of a glucose assay kit had a textbook standard curve, yet every sample read far below the expe
ELISA Troubleshooting: Total Protein Normalization in Lysates(Post)QUICK ANSWER A researcher ran a panel of EMT-marker ELISA kits (E-cadherin, claudin-1, N-cadherin, vimentin, ZEB1, TWIST1) on breast cell-line lysates and found E-cadherin reading "pos
Apoptosis Unveiled: Your Complete Guide to Intrinsic & Extrinsic Pathways(Post)Cell Biology · Programmed Cell DeathApoptosis: Your Complete Guide to Intrinsic & Extrinsic PathwaysApoptosis is programmed cell death — the controlled, non-inflammatory removal of damaged or unwanted
Cytokine Neutralisation In Vivo: Targets, Signals and Antibodies(Post)Almost any inflammatory phenotype in a mouse can be assigned to a cytokine by taking that cytokine away. Neutralisation is the most direct causal test immunology has: inject a functional-grade antibo
ELISA Troubleshooting: High %CV at Low Standards(Post)QUICK ANSWER On a Human I-FABP/FABP2 ColorStep ELISA, the top of the standard curve looked perfect while the three lowest standards showed duplicate %CVs of 37–450% — because their op
ELISA Troubleshooting: Why You Can't Skip the Full Standard Curve(Post)Quick answer A researcher measuring dopamine in mouse brain tissue got no detectable signal and, with many samples to run, asked whether the full standard curve could be skipped to sav
ELISA Plate-to-Plate OD Differences: Same-Lot Troubleshooting(Post)Quick answer When plates from the same lot give very different OD values, the cause is almost always a comparison problem, not a manufacturing problem. The three usual culprits are a t
The Role of ACE2 in SARS-CoV-2(Post)Structure, Function, and Detection Assays for COVID-2019 Background The global spread of the novel cor
Cyclins and Cyclin Dependent Kinase – Review(Post)Cell Cycle · KinasesCyclins and Cyclin-Dependent Kinases: Regulation, Substrates and Mitotic ControlCDKs are inactive on their own. They require a cyclin partner, and because cyclin levels rise and fa
IHC Guide(Page) How do different types of vaccines work? (Post)What is a vaccine? A vaccine is a pharmacological product that gives the recieving patient's immune system a chance to learn how to fight infection with decreased risk of illness. Vacci
CD25 Marker(Post)CD25, a key molecule in immune regulation, is integral to the function of activated lymphocytes and regulatory T cells. It's central in mediating immune responses, with implications in autoimmune
Ce que doit valider tout chercheur sur les anticorps neutralisants(Post)Ce que doit valider tout chercheur sur les anticorps neutralisants Un anticorps neutralisant (AcN) bloque l’infectivité d’un agent pathogène en empêchant l’interaction fonctionnelle avec son récepteu
miRNAs as therapeutics and biomarkers for pancreatic cancer(Post)Pancreatic cancer survival rates Despite recent advances in our understanding of this disease, pancreatic cancer is one of the world’s most lethal malignan
Converting RPM to G-force in Centrifugation(Post)Lab Methods · CentrifugationRPM to G-Force (RCF) Conversion: Formula, Calculator Method and Common ErrorsA protocol that says “spin at 3,000 rpm” is incomplete, because the force a sample experiences
Immune Regulation in COVID-19 (Post)Immune Regulation in COVID-19: Immunomodulatory Mechanisms against SARS-CoV-2 Infection What is COVID-19?
An Overview of the glycoprotein GM-CSF(Post)This article breaks down the glycoprotein Granulocyte-macrophage colony-stimulating factor (GM-CSF) detailing its structure, function and therapeutic uses. It also describes its role in imm
Anticorps pour Western : comment choisir sans se tromper(Post)Anticorps pour Western : comment choisir sans se tromper Pour un Western fiable, privilégiez un anticorps validé qui reconnaît spécifiquement l’épitope dénaturé de votre cible, avec un monoclonal si
6 Schritte: ELISA Blockierpuffer nach Detektionschemie wählen(Post)Der richtige Startpunkt für die meisten ELISA‑Protokolle ist Magermilchpulver (NFDM) in TBST für HRP‑basierte Assays ohne Phospho‑Ziele, typischerweise in der gängigen Konzentrationsspanne. Bei St