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Avant le premier pipetage : plan expérimental ELISA, modèles copiables(Post)
Un plan expérimental ELISA fiable repose sur six éléments non négociables: des contrôles complets (blanc, négatif, positif, matrice), des étalons pour la courbe de calibration, une série de diluti
TMB Incubation Time in ELISA: Why It Makes or Breaks Results(Post)Quick answer A researcher ran a high-sensitivity porcine insulin sandwich ELISA on EDTA plasma and saw main-run duplicate CVs as high as 29.6% (kit spec: intra-assay CV <8%) togethe
Calibration multipoints Elisa : la méthode qui évite les faux résultats(Post)Calibration multipoints Elisa : la méthode qui évite les faux résultats Pour une calibration multipoints Elisa fiable, utilisez au moins six niveaux non nuls répartis sur toute la plage attendue, aju
8-OHdG/Creatinine Ratio Too High? Urine ELISA Troubleshooting(Post)Quick answer A researcher running an 8-OHdG ELISA and a creatinine ELISA on human urine got 8-OHdG/creatinine ratios in the hundreds, then the thousands, of ng/mg, far above the ~30–40
Investigadores: elegir ELISA sandwich o indirecto con kits validados(Post)Para cuantificar antígenos en matrices biológicas complejas elija ELISA sandwich; para detectar anticuerpos frente a un patógeno o antígeno concreto elija ELISA indirecto. El sandwich gana en sens
Biotina en ELISA: qué mide el kit y cómo evitar interferencias(Post)Biotina en ELISA: qué mide el kit y cómo evitar interferencias Un ELISA de biotina cuantifica biotina libre, o biotina total según el diseño del kit, en matrices como suero, plasma, orina, leche o al
Techniciens/chercheurs : choisir plaque ELISA selon liaison et optique(Post)Techniciens/chercheurs : choisir plaque ELISA selon liaison et optique Pour la plupart des ELISA colorimétriques, choisissez une plaque en polystyrène claire à surface de liaison moyenne ou élevée se
Validación de kit ELISA: qué medir para confiar en los datos(Post)Validación de kit ELISA: qué medir para confiar en los datos Validar un kit ELISA significa demostrar, en la matriz y condiciones reales de trabajo, que cumple criterios de precisión, linealidad, sen
Problemas ELISA: guía práctica para diagnosticar y corregir fallos(Post)Problemas ELISA: guía práctica para diagnosticar y corregir fallos Ante un resultado inesperado, lo primero es revisar los controles: blanco, negativo, positivo y curva estándar. Si la curva es plana
ELISA-Linearität: Warum der Arbeitsbereich über valide Daten entscheidet(Post)ELISA-Linearität: Warum der Arbeitsbereich über valide Daten entscheidet ELISA-Rohdaten verlaufen sigmoidal, nicht linear. Zuverlässig quantifizieren lässt sich nur im Arbeitsbereich nahe dem Wendepu
Questions About Dilutions? A Real Example of How to Prepare Your ELISA Solutions(Post)Quick answer A researcher preparing a Human IL-18 ELISA wasn't sure whether the protocol's “300-fold” HRP-Streptavidin step meant adding 40 µL of concentrat
101 sugerencias para solucionar problemas de ELISA(Page)101 consejos para la resolución de problemas en ELISA | Solucione fondo alto, ausencia de señal y más | Assay Genie
Estrogen and Breast Cancer: a Nuclear (Receptor) War(Post)By Dr. Lisa Dwane, Postdoctoral Researcher, Royal College of Surgeons in Ireland The first link between estrogen and breast cancer was made in the late 1
NLRP3 Inflammasome and Pyroptosis: Pathway, Function and Assays(Post)The inflammasome is one of the few innate pathways that destroys the cell it activates. A macrophage that assembles NLRP3 has committed to a decision it cannot reverse: a priming signal through TLR4
cGAS-STING Signalling: Pathway, Regulation and Key Assays(Post)Double-stranded DNA in the cytosol is always a mistake. A virus has uncoated, a mitochondrion has ruptured, a micronucleus has burst, or a chromosome has been broken and left unrepaired. cGAS treats
Inflammasomes: NLRP3, Caspase-1 and IL-1(Page) Understanding the mTOR Signaling Pathway: A Key Player in Cell Growth and Metabolism(Post)Cell Signalling · MetabolismThe mTOR Signalling PathwaymTOR is a master regulator of cell growth, metabolism and survival, integrating nutrient, growth-factor and energy signals through two comp
Cortisol and the Immune Response(Post)Endocrinology · ImmunologyCortisol and the Immune ResponseCortisol is the body’s primary stress hormone — a glucocorticoid released by the adrenal gland that powerfully shapes the immune system. Actin
Understanding the Gut-Brain Axis(Post)Neuroscience · MicrobiomeUnderstanding the Gut-Brain AxisThe gut-brain axis is the dynamic, bidirectional communication system that links the gastrointestinal tract with the central nervous system. Th
The Interferonopathies and the Self-DNA Problem(Page)