10047 results for 'clean'

Mitophagy, a term derived from the fusion of "mitochondria" and "autophagy," represents a vital cellular process responsible for the targeted degradation and recycling of dysfunctional mitochon

Block one receptor and more than 90% of the microglia in a mouse brain are dead within a week. Not impaired — gone. Stop the block and they come back, repopulating from the survivors within another w

ChIP Antibodies | ChIP-Validated Histone & TF Antibodies | Assay Genie

Loading Control Antibodies | GAPDH, \u03b2-Actin & Tubulin | Assay Genie

Validate Western Blot Antibodies: Datasheet Checks Labs Should Ask Reliable results come from antibodies validated specifically for denatured western blot conditions: recombinant monoclonals or well-

Protocols · Western BlottingBoiling Proteins for Western BlottingHeating protein samples in SDS loading buffer denatures proteins and coats them in a uniform negative charge for clean SDS-PAGE s

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

Techniques · Flow CytometryFlow Cytometry Gating: A Comprehensive GuideGating is how flow cytometry data is turned into meaningful results — a series of regions drawn on scatter and fluorescence plots

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

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

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

A T cell does not choose which tissue to defend. The tissue chose it, during priming. A naive T cell has no tropism at all; it acquires one from the dendritic cell that activates it, and the instruct

If you've ever had a urinary tract infection, you know all about bacteria. These tiny organisms can invade your body and cause all sorts of problems. But what you may not know is tha

KO Validated Antibodies | Assay Genie

As a PhD student delving deep into the realm of cellular biology, there is one antagonist that consistently challenges my research: mycoplasma. This microscopic bacterium, with its a

Secondary Antibodies | HRP, FITC, Cy3 & AP Conjugates | Assay Genie

The mast cell is loaded long before the allergen arrives. IgE bound to FcεRIα is not waiting to be recruited the way an antibody waits for antigen in a serum assay — it is already installed on the ce

IHC Antibodies | Validated Antibodies for Accurate IHC Staining | Assay Genie

Cell culture techniques are fundamental to biomedical research, providing crucial insights into cellular functions, drug discovery, and disease mechanisms. A critical step in cell culture is the p

If your knockout showed a type 2 phenotype and you attributed it to Th2 cells, there is a reasonable chance you were looking at something else. Innate lymphoid cells run T-bet, GATA3 and RORγt — not

Cell Culture · ProtocolsHaemocytometer Cell Counting: Procedure, Calculation and Common ErrorsA haemocytometer turns a known chamber volume into a cell concentration, and the whole method rests on fou

Sarah Brun Bar-Yaacov PhD Candidate, University of Liverpool Orthohantaviruses are a group of segmented negative-sense RNA viruses maintained as asympto

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

Sample Preparation · ImmunoassaySerum vs Plasma: Key Differences and When to Use EachSerum and plasma come from the same blood draw but are not interchangeable. One is collected after clotting, the ot

QUICK ANSWER If your ELISA returns sample concentrations that are orders of magnitude too high, the assay itself is usually fine — the error is almost always in data analysis. The most

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 was

Only 1% of our blood is made up of white blood cells, but they have a significant impact. Alternatively referred to as leukocytes, white blood cells. We are shielded from disease and

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

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

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

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

Microbiology · AntibioticsPenicillin vs Streptomycin: The Battle of AntibioticsPenicillin and streptomycin are two of the most important antibiotics ever discovered — and they work in completely diffe

A depletion experiment is only as good as the depletion you can prove. Injecting a functional-grade antibody and assuming the population is gone is the most common failure mode in in vivo immunology.

For reproducible, isoform-specific detection, choose a monoclonal antibody; for robust detection across multiple epitopes or faster turnaround, choose a polyclonal antibody. The real tradeoff is epit

For decades, the brain has been considered an immune sanctuary, protected by the formidable blood-brain barrier. This intricate defense system, while vital for safeguarding our most complex organ, ha

Key Takeaways: Microglia are immune cells in the CNS, originating from myeloid precursor cells. They surveil the CNS, respond to changes, and maintain neural health. Microglia exist in diff

Neuroscience · NeuroimmunologyMicroglial Functions: Immunity, Inflammation & NeurodegenerationMicroglia are the resident immune cells of the central nervous system — dynamic sentinels that survey the

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

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

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

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

Protein Analysis · ProtocolsWestern Blot Sample Preparation: A Practical GuideMost failed Western blots fail before the gel is loaded. Lysis buffer choice, inhibitor selection, accurate protein quanti

Explore 29 essential tips for crafting a compelling and well-structured PhD thesis, blending effective writing practices with time management and academic rigor for a successful dissertation journ

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

Molecular Biology · ProtocolsTypical Workflow of CRISPR-Cas9 Genome EditingA CRISPR experiment is only as good as the steps around the cut. This guide walks the full workflow — designing and scoring a