10239 results for 'racepak after'

Cryopreservation of stimulated T cells is a common technique in immunology research, allowing for long-term storage while maintaining their functional viability. Stimulated T cells—especi

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Blocking TNF cures rheumatoid arthritis in some patients and triggers demyelination in others. That is not a dosing problem, and it is not a patient-selection problem. It is the direct consequence of

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

PD-1 does not switch a T cell off; it moves the threshold. Engagement of PD-1 by PD-L1 recruits a single phosphatase into the immunological synapse, and that one recruitment event is enough to collap

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

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

The 3D Organoid Cell Viability Assay (AKES081) demonstrated high sensitivity and low cytotoxicity, making it ideal for long incubation studies (24-48 hours) and high-throughput applicati

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-

In recent years, the field of oncology has witnessed a paradigm shift with the advent of immunotherapy, a treatment modality that harnesses the body's immune system to combat cancer. Among the mos

For decades, the fight against cancer has been a story of incremental gains. But what if we could fundamentally shift the battlefield, turning the body's own immune system into a precision-guided weap

Imagine a battlefield where the enemy doesn't just hide from soldiers—it actively sabotages their weapons. In the tumor microenvironment, cancer cells have evolved a devious strategy: they transfer th

Treponema pallidum, the causative agent of syphilis, triggers an immune response that produces antibodies detectable by laboratory tests. Diagnosing syphilis often involves detecting thes

Key Facts About GemtuzumabWhat is Gemtuzumab?Gemtuzumab is an antibody-drug conjugate (ADC) targeting CD33, a protein expressed on the surface of myeloid cells. It is widely recognized f

The Dynex DS2 platform fully automates the MR-proANP and MR-proADM ELISA assays, streamlining sample processing from loading to detection. Automation ensures consistent assay performance

T cells are central players in adaptive immunity, responsible for recognizing and eliminating infected or aberrant cells. Upon encountering antigens, T cells undergo clonal expansion and differ

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

Quick Facts About AtezolizumabWhat is Atezolizumab?Atezolizumab is an anti-PD-L1 monoclonal antibody used in immunotherapy to treat various cancers by enhancing the immune system's abili

A New Dawn in Cancer Treatment: Reprogramming the Immune System's Own Soldiers For decades, the fight against cancer has been a relentless battle of attrition, with treatments like chemotherapy and r

Haemostasis · Platelet BiologyUnderstanding Platelet Activation: A Comprehensive OverviewPlatelet activation is the rapid, tightly controlled response by which circulating platelets change shape, rele

V-domain Ig suppressor of T cell activation (VISTA) is an emerging immune checkpoint receptor that plays a key role in suppressing T cell activity within the tumor microenvironment (TME).

Quick Facts About BococizumabWhat is Bococizumab?Bococizumab is a monoclonal antibody that targets PCSK9, a protein involved in cholesterol regulation.How Does Bococizumab Work?It inhibi

Written by Seán Mac Fhearraigh, PhD  •  Updated: 19 May 2026  •  ~9 min read Quick Answer ELISA and Western Blot are both antibody-based protein detection methods. ELISA is faster, higher through

Quick Facts About PinatuzumabWhat is Pinatuzumab?Pinatuzumab is an antibody-drug conjugate (ADC) designed to target CD22, a protein highly expressed on B-cell malignancies, including non

Quick Facts About AlemtuzumabWhat is Alemtuzumab?Alemtuzumab is a monoclonal antibody targeting CD52, primarily used in the treatment of multiple sclerosis (MS) and certain cancers like

Bone Biology · BiomarkersBone Resorption: Process, Markers & Clinical SignificanceBone resorption is the process by which osteoclasts break down bone tissue and release its stored minerals into the bl

Almost all of the TGF-β in a tissue is already there, and almost none of it is active. That single fact reorganises how the pathway should be studied. Unlike most cytokines, TGF-β is deposited into t

Cell Culture · ProtocolsPassaging Hybridoma Cells: A Detailed GuideHybridomas are productive but temperamental. They grow in suspension, are sensitive to shear and to overgrowth, and — the problem tha

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

Quick Facts About FezakinumabWhat is Fezakinumab?Fezakinumab is a human IgG1-lambda monoclonal antibody that targets interleukin-22 (IL-22), a cytokine involved in inflammatory responses

Quick Facts About DurvalumabWhat is Durvalumab?Durvalumab (Imfinzi) is a PD-L1 checkpoint inhibitor used in immunotherapy to treat various cancers, including non-small cell lung cancer (

Cancer immunotherapy has revolutionized treatment options, offering strategies to harness the immune system to target and destroy tumors. One emerging area of interest is the use of OX40

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 Facts About BasiliximabWhat is Basiliximab?Basiliximab is a monoclonal antibody targeting the CD25 subunit of the IL-2 receptor, primarily used to prevent organ transplant rejectio

MORV0013 functioned effectively in both qPCR machines and water baths, with or without paraffin oil, maintaining consistent sensitivity and specificity. MORV0013 performed reliably betwe

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.

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

Quick Facts About Ladiratuzumab VedotinWhat is Ladiratuzumab Vedotin?Ladiratuzumab Vedotin is an antibody-drug conjugate (ADC) designed to target LIV-1, a protein commonly expressed in t

IntroductionCancer cells have developed sophisticated mechanisms to evade the immune system, particularly through the inhibition of T-cell responses. One such mechanism involves the progr

Quick Facts About Tisotumab VedotinWhat is Tisotumab Vedotin?Tisotumab Vedotin (Tivdak™) is an antibody-drug conjugate (ADC) designed to target tissue factor (TF) and is FDA-approved for

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

Immunology · Antibody BiologyAntibody Light Chains, Heavy Chains, Constant Regions & Tumour-Associated AntigensAn antibody’s specificity comes from its variable domains and its biological effect comes

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

Introduction to KIR Blockade in Cancer ImmunotherapyNatural killer (NK) cells are crucial components of the innate immune system, responsible for recognizing and destroying virally infec

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

Enzymology · Protein DegradationProtease vs Peptidase: Understanding the DifferenceProteases and peptidases are the enzymes that cleave peptide bonds — breaking proteins down into peptides and peptide

Lymphocyte Activation Gene-3 (LAG-3) is an immune checkpoint receptor that plays a critical role in regulating T cell function. In recent years, LAG-3 has emerged as a potential target fo

What You Need to Know About PolatuzumabWhat is Polatuzumab??Polatuzumab vedotin is an antibody-drug conjugate targeting CD79b, a component of the B-cell receptor, used primarily in B-cel

Techniques · Gene DeliveryTransduction vs Transfection: Understanding Gene Delivery TechniquesTransduction and transfection are the two main routes for introducing genetic material into cells. Transdu

Hantavirus, a silent threat lurking in rodent populations, has long posed a significant public health challenge with its severe and often fatal outcomes. For decades, the quest for effective vaccines

What if our first line of immune defense, the innate immune system, could learn from past encounters to fight future battles more effectively? For decades, we believed this was the exclusive domain of

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