7680 results for 'IL-21'

What is Neuroimmunology? Neuroimmunology is a multidisciplinary scientific field dedicated to investigating the intricate and bidirectional interactions between the c

Cell Signalling · InflammationMAPK Signalling in Inflammatory Cytokine PathwaysMAPK cascades convert receptor engagement into changes in gene expression, and in inflammation they do it in both directi

In the intricate tapestry of the immune system, macrophages play a pivotal role, orchestrating a wide range of biological responses that protect the body against pathogens, remove cellular debris,

Inflammasomes are complex intracellular structures that play a pivotal role in the immune response by detecting pathogenic microorganisms and sterile stressors. Their activation is a critical step

Introduction to TLR4 and Cancer Toll-like receptor 4 (TLR4) is a key component of the innate immune system, primarily responsible for detecting infections and initiating inflammatory resp

The innate immune system, a primary line of defense against pathogens, comprises various cellular and molecular mechanisms. Among these, the Nod-like Receptor (NLR) signaling pathways play a criti

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

1. What is a Biosimilar? A biosimilar is a biologic medical product that is highly similar to an already-approved reference biologic. While minor differences in clinically inactive compon

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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

What is Immunometabolism? Immunometabolism is an exponentially growing, multi-disciplinary field of research aiming at deciphering the dynamic cellular and mole

For decades, immunologists believed that only adaptive immunity—the sophisticated system of T cells and B cells—could form lasting memories of past infections. The innate immune system, our body's fir

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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

Leukemia Inhibitory Factor (LIF) is a cytokine that plays a crucial role in various physiological processes within the human body. It has gained significant attention in the field of

Immunology · Myeloid CellsGranulocytes: Neutrophils, Eosinophils and BasophilsGranulocytes are the leukocytes with cytoplasmic granules and lobed nuclei — neutrophils, eosinophils and basophils. They

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Tertiary Lymphoid Structures: The Body's Hidden Arsenals in the Fight Against Cancer Imagine a battlefield within the body, where the immune system stands as the last line of defense against the rele

Immunology · Cell BiologyCells of the Innate Immune System: Types, Functions and MarkersThe innate immune system responds within minutes, without prior exposure, using cells that recognise conserved m

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).

The CD28 molecule plays a crucial role in amplifying T cell activation, which is critical for mounting effective immune responses against tumors. By engaging with co-stimulatory molecules

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

Quick Facts About TezepelumabWhat is Tezepelumab?Tezepelumab is a monoclonal antibody designed to inhibit thymic stromal lymphopoietin (TSLP), a key driver of airway inflammation in seve

Quick Facts About PlonmarlimabWhat is Plonmarlimab?Plonmarlimab is a monoclonal antibody targeting GM-CSF, a cytokine involved in inflammation and immune responses.How does Plonmarlimab

In the realm of immunotherapy, T cell expansion has emerged as a pivotal strategy, holding promise in the treatment of various diseases, particularly cancer. T cells are a critical component of

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 concentra

In Vivo Methods · ProtocolsMouse Injection Guide: Intraperitoneal, Subcutaneous, Intramuscular & Intravenous RoutesRoute choice and injection technique determine how much of a dose actually reaches it

Quick Facts About AvizakimabWhat is Avizakimab?Avizakimab is a monoclonal antibody designed to target the CD47 protein, a key checkpoint in immune regulation, particularly in cancer ther

The 2025 Nobel Prize in Physiology or Medicine has been awarded to a trio of scientists for their groundbreaking work on peripheral immune tolerance, a mechanism that prevents our immune system from a

Harnessing the immune system to fight cancer has become a pivotal strategy in modern oncology. A key component in this fight is CD27, a receptor that plays a crucial role in T-cell activa

The complex interplay between chemokines and cytokines is fundamental to the immune system's function, orchestrating the body's response to infection, inflammation, and injury. This detailed analy

What does the COVID-19 Rapid POC CE-IVD Test detect? The test detects the presence of patient-generated antibodies against spike protein, the virus which causes the disease COVID-19. The tes

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

Dendritic cells (DCs) are pivotal in the immune system, orchestrating innate and adaptive immune responses. Understanding their developmental lineage pathway is crucial in immunology, particularly

The Double-Edged Sword: How Neutrophil Traps Can Both Help and Hinder Cancer's Spread In the intricate battlefield of the human body, the immune system’s foot soldiers, neutrophils, have long been re

What is VEGF? Vascular Endothelial Growth Factors (VEGFs) are a group of homodimeric polypeptides, and are master regulators of vascular development, maintenance and a

What is Gut Inflammation? The gut, or gastrointestinal (GI) tract is a long tube that starts from the mouth and extends to the anus. It includes various organs such

Microbiology · Bacterial PathogensStreptococcus pneumoniae: Pathogenesis, Diagnosis & TreatmentStreptococcus pneumoniae (the pneumococcus) is a Gram-positive, encapsulated bacterium that colonises the

The p38 MAPK signaling pathway is an intracellular signaling pathway that plays a crucial role in cellular responses to various stressors and inflammatory stimuli. It is a part of the larger MAPK

Quick Facts About AvdoralimabWhat is Avdoralimab?Avdoralimab is a monoclonal antibody targeting C5aR1, playing a crucial role in modulating immune response and inflammation.What is the m

Quick Facts About BegelomabWhat is Begelomab?Begelomab is a monoclonal antibody that targets CD26, a key molecule involved in immune regulation. It has been studied for its potential app

Immunotherapy has become a central pillar in the fight against cancer, with a focus on enhancing the body’s natural defenses. Among the molecules at the forefront of immunotherapeutic res

Cancer detection often relies on advanced imaging or invasive procedures, frequently catching the disease at later, more challenging stages. Imagine a future where a simple, non-invasive test could s

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Introduction to TREM2 and Tumor-Associated Macrophages in CancerTREM2 (triggering receptor expressed on myeloid cells 2) is an immunoregulatory receptor primarily expressed on macrophages

Molecular Biology · Gene SilencingWhat is RNAi? A Complete Guide to RNA InterferenceRNA interference (RNAi) is a conserved biological process in which small double-stranded RNA molecules silence gene

Glucocorticoid-induced tumor necrosis factor receptor (GITR) is an immune checkpoint molecule that plays a crucial role in regulating T cell activation and survival. In recent years, GITR

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

In the realm of immunology, CXCL chemokines emerge as fascinating conductors. These small proteins, marked by their CXC motif, wield considerable influence over our immune responses and a ra

Impact of COVID-19 on Brain Aging and Cognitive DeclineThe COVID-19 pandemic has had profound effects on various aspects of human health, including mental health. A recent study involving nearly 1,000

Flow cytometry stands as a pivotal technique in the realms of molecular biology and immunology, enabling the analysis of physical and chemical characteristics of cells or particles as they flow in

Immunology · HaematopoiesisMyeloid Lineage: Pioneers of Immune Cell DevelopmentThe myeloid lineage is one of the two great branches of haematopoiesis, generating the innate immune and blood cells — mo

Mononuclear phagocytes, essential in immunity and homeostasis, perform diverse roles from phagocytosis to tissue repair, influencing health and disease. Key Takeaways: Mononuclear p

The Role of CD25+FOXP3+CD45RA- Treg Cells in Cancer PrognosisIntroductionRegulatory T-cells (Treg cells) are a specialized subset of T-cells that play a pivotal role in maintaining immune homeostasis

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