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Adipocytokines(Page)
TNF alpha & Inflammation(Post)
Immunology · Cytokine SignallingTNF-alpha and Inflammation: Structure, Signalling & TherapyTumour necrosis factor alpha (TNF-α) is one of the most important pro-inflammatory cytokines in the body. Sig
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 Inter-Plate Variability: Same Sample, Different Results(Post)Quick answer On the Dog Beta-endorphin (BEP) ELISA Kit, a researcher ran the same canine serum aliquots on two plates from the same lot and saw roughly double the concentration on one
Deprotonation: Unveiling the Chemistry Behind It(Post)Chemistry · Acid-BaseDeprotonation: Mechanism, pKa and Choosing the Right BaseDeprotonation is the removal of a proton from a molecule to give its conjugate base. Whether it happens, and how completel
FAO Activity Negative Results? Data Analysis Help(Post)Quick answer On the Fatty Acid Oxidation (FAO) Assay Kit (BR00001), a researcher found that a subset of skeletal-muscle samples returned negative values once the control well was subtr
ELISA High Background Troubleshooting: FBS Matrix Interference(Post)Quick answer A researcher running a Rat Eotaxin/CCL11 (Eotaxin) sandwich ELISA saw sample readings sit above the top standard and wells turn colour the instant TMB was added — even aft
Flow Cytometry Antibodies(Page)Flow Cytometry Antibodies | 16,900+ Conjugates & Panel Builder | Assay Genie
Choosing a Fluorescent Protein: A Comprehensive Guide (Post)Fluorescent proteins (FPs) have revolutionized the field of molecular and cellular biology, allowing scientists to visualize and track biological processes in live cells with unprecedented clarity
Annexin V Assays(Page)Annexin V Apoptosis Assay Kits | Flow Cytometry Detection | Assay Genie
GeniePlex Multiplex Immunoassay FAQ(Page) Adenosine Assay: Backwards Standard Curve & Negative Data(Post)Quick answer A researcher's colorimetric adenosine assay looked broken — the standard curve came out with a negative slope and the calculated values made no sense. The assay itself wa
The Lenti Viral Vector System: A New Way to Deliver Genetic Therapies(Post)Gene Delivery · Viral VectorsLentiviral Vectors: Design, Production and Use in Gene DeliveryLentiviral vectors integrate their cargo into the host genome and transduce dividing and non-dividing cells
Fluorescence Resonance Energy Transfer (FRET) Assays: An Insight into Molecular Interactions(Post)Methods · FluorescenceFRET Assays: Principle, Förster Radius and Measurement MethodsFRET transfers energy from an excited donor fluorophore to a nearby acceptor without emitting a photon, and the effi
NK Cell Cytotoxicity Pathway: Receptors, Signalling and Assays(Post)A natural killer cell decides by subtraction. It carries no rearranged antigen receptor and no memory of what it has seen. It presses a panel of germline-encoded receptors against a target and integr
Human Papilloma Virus (HPV) Methylation Analysis(Post)Stephen Reynolds, PhD Student, CERVIVA and Trinity College Dublin We hear almost daily now how everyone in their lifetime will be touched by cancer either directly or through a close fa
Unconventional T Cells: Gamma Delta, iNKT and MAIT(Page) Flow Cytometer Set Up Guide for Genieplex Multiplex(Page) Excluding Doublets in FACS Analysis: A Comprehensive Guide(Post)Flow Cytometry · GatingExcluding Doublets in Flow Cytometry: Pulse Geometry and Gating StrategyTwo cells passing the laser together are recorded as one event, with roughly double the signal. In DNA co
Unconventional T Cells: Already Armed, and No MHC Required(Post)Most immunology is written as though a T cell must first be told what to look for. Three lineages did not read that memo. γδ T cells, invariant NKT cells and MAIT cells leave the thymus with their ef
Influenza Hemagglutinin (HA) Subtypes and Flu Virus Strains: What You Need to Know(Post)The flu is a highly contagious virus that affects the respiratory system. It can cause fever, muscle aches, and coughing. In some cases, it can lead to more serious health complicati
10 Steps to increase lab productivity(Post)How to increase lab productivityWhen you look back at some weeks in the lab it seems like you have achieved nothing and your lab productivity can be low. Your cloning hasn’t worked or your mice
Belantamab: A Game-Changer in Multiple Myeloma Therapy(Post)Quick Facts About BelantamabWhat is Belantamab?Belantamab Mafodotin is a cutting-edge antibody-drug conjugate (ADC) designed for the treatment of relapsed or refractory multiple myeloma.
Competitive vs Sandwich ELISA: Should You Subtract the Blank?(Post)Quick answer: A researcher subtracted the blank from a competitive ELISA (a Serotonin kit) and every result turned negative. In a competitive assay the signal is inversely proportional to
ELISA Troubleshooting: When Standards Read Below the Blank(Post)Quick answer On the GDF-6 (Growth Differentiation Factor 6) ELISA Kit, a researcher saw an elevated blank (OD ≈ 0.41) with the two lowest standards reading at or below it, and no signa
T-Cell Co-Stimulation and Agonist Checkpoint Signalling Explained(Post)Signal 1 tells a T cell what it is looking at; signal 2 tells it whether to care. The same peptide–MHC engagement that launches a productive effector response can just as easily install an anergy pro
Mycoplasma Detection Kit Troubleshooting: The Importance of Cell Confluence(Post)Quick answer A researcher's samples read negative at the standard 1-hour incubation on the MycoGenie Rapid Mycoplasma Detection Kit (MORV0011), but many turned positive after 2 hours.
Dupilumab: Transforming Immunotherapy and Skin Disease Management(Post)What You Need to Know About DupilumabWhat is Dupilumab?Dupilumab is a fully human monoclonal antibody designed to treat various chronic inflammatory diseases by inhibiting key cytokines
Secukinumab: A Comprehensive Guide to Its Mechanism, Applications, and Biosimilar Advancements(Post)Quick Facts About SecukinumabWhat is SecukinumabSecukinumab is a monoclonal antibody that targets interleukin-17A (IL-17A), a key cytokine involved in inflammatory and autoimmune respons
The Rise of Cancer Neuroscience: How Neural Circuits Drive Tumor Progression(Post)For decades, we viewed cancer as a rogue army of cells, a biological glitch driven solely by genetic mutations and metabolic greed. We imagined tumors as isolated fortresses, growing in a vacuum of t
Natural Killer Cells: A Guide(Post)Immunology · Innate LymphocytesNatural Killer Cells: Receptors, Subsets and FunctionNK cells kill without prior sensitisation and without antigen-specific receptors, using a balance of activating and
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
Metabolism or pluripotency – which regulates which? A chicken or the egg story.(Post)By Sophie Arthur How many diseases and conditions do you think exist in this world? Thousands? Hundreds of thousands? Maybe even millions? Unfortunately, I don’t know the answer. But what I
DNA Origami in the Brain: How Nanoscale Structural Folding Governs Neural Development(Post)Imagine a world where we can fold the very fabric of life into microscopic machines, guiding the growth of a single neuron with the precision of a master architect. This isn't science fiction; it is
ELISA Troubleshooting: A Low Standard Curve and Samples Reading Off-Scale(Post)Quick answer On the Periaxin (PRX) ELISA, a researcher found every serum sample reading above the top standard — optical density (OD) around 2.8–3.0 at 450 nm, well beyond the highest
Treg Suppression and the IL-2 Axis: Pathway, Function and Assays(Post)Regulatory T cells cannot make the cytokine they depend on. FOXP3 represses the Il2 locus, so every Treg lives on IL-2 secreted by the conventional T cells it exists to restrain. That asymmetry expla
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
Western Blot Protocol & Troubleshooting Guide(Page)Western Blot Protocol & Troubleshooting Guide | 14 Steps + 101 Tips | Assay Genie
The Strategic Role of Secondary Antibody Incubation Times in Immunodetection Techniques(Post)Immunodetection · ProtocolsSecondary Antibody Incubation: Times, Conditions and TroubleshootingThe secondary antibody step determines how much signal you get and how much background comes with it. Inc
Adalimumab: Mechanism, Clinical Applications, and the Role of Biosimilars(Post)Biologics · TNF InhibitionAdalimumab: Mechanism, Clinical Applications and BiosimilarsAdalimumab is a fully human IgG1 monoclonal antibody that binds tumour necrosis factor alpha and prevents it engag
A Quick Guide to Myelin(Post)Neuroscience · Myelin BiologyA Quick Guide to MyelinMyelin is the lipid-rich insulating sheath wrapped around nerve axons. Made by oligodendrocytes in the central nervous system and Schwann cells in t
Innate Immunity: Components, Functions & First Line of Defence(Post)Immunology · Innate ImmunityInnate Immunity: Components, Functions & First Line of DefenceThe innate immune system is the body’s first line of defence — a fast, non-specific response built from physic
CD Markers Expression on B Cells(Post)Immunology · ImmunophenotypingCD Markers on B Cells: Development, Subsets and ImmunophenotypingB cells change their surface marker profile at every stage from bone marrow progenitor to antibody-secret
Phosphorylation: Types, ATP Synthesis & Cell Signalling [Guide](Post)Biochemistry · Cell SignallingPhosphorylation: Types, ATP Synthesis and Cell SignallingAdding a phosphate group is how cells both store energy and switch proteins on and off. The same chemistry underl
C-Reactive Protein (CRP): Function, Levels & What They Mean(Post)Biomarkers · InflammationC-Reactive Protein (CRP): Structure, Function and Clinical UseCRP is the most widely measured marker of inflammation in medicine — fast to rise, fast to fall, and entirely non
T cell Immunophenotyping - A Guide(Post)Immunology · Flow CytometryT Cell Immunophenotyping: Markers, Subsets and Panel DesignImmunophenotyping identifies cell populations by the proteins on their surface. For T cells that means resolving n