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Delve into the pivotal role of Neurofilament Light chain (NEFL) in neuron structure and its emerging importance as a biomarker for various neurodegenerative diseases, offering insights into disease progression and treatment monitoring. Key Takeaways: Explore the significance of Neurofilament Light chain (NEFL) as a biomarker for neuronal damage and its role in neurodegenerative diseases. Understand NEFL's function in the neuronal cytoskeleton, transport mechanisms, and post-translational modifications. Discover NEFL's involvement in conditions like Alzheimer’s, ALS, Huntington’s disease, and its potential as a diagnostic tool. Neurofilament Light Cha …

T cell activation is a crucial process in the immune response, playing a pivotal role in how the body responds to pathogens and maintains immune homeostasis. This intricate process involves several key stages and molecules, each contributing to the effective functioning of T cells in the immune system. Understanding the Basics of T Cell Activation Direct conjugation involves the direct covalent attachment of the molecule to the antibody. This method is straightforward but requires careful control of reaction conditions to ensure specificity and retain antibody functionality. Indirect Conjugation Indirect conjugation uses a two-step process. Initially, a reactive group is …

Antibody conjugation is a pivotal technique in biomedical research and diagnostic applications. This process involves the covalent attachment of a molecule, such as a drug, toxin, enzyme, or fluorescent dye, to an antibody. The specificity of antibodies to their antigens makes antibody conjugation a powerful tool for targeted delivery in therapeutic contexts and for specific detection in diagnostic assays. window.SHOGUN_IMAGE_V2_ELEMENTS = window.SHOGUN_IMAGE_V2_ELEMENTS || new Array(); window.SHOGUN_IMAGE_V2_ELEMENTS.push({ uuid: 's-244b29f5-4261-4ef7-974d-e802c13cdca5' }) Overview of Antibody Conjugation Techniques Direc …

What is Xeroderma Pigmentosum? Xeroderma pigmentosum (XP) also known De Sanctis-Cacchione syndrome is a rare genetic disorder that affects the skin, eyes and central nervous system. It is caused by a defect in the Xeroderma pigmentosum gene, which results in an inability to repair DNA damage caused by ultraviolet light. This can lead to a wide range of symptoms, including sunburns, freckles, skin cancer and neurological problems. XP is inherited in an autosomal recessive manner. Till date about 8 inherited forms of Xeroderma pigmentosum has been identified XP-A to XP-G. Diagnosis of Xeroderma pigmentosum can be difficult, as there is no single definitive test. A combination of test …

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Antibody Structure Antibody Structure, Functions & Isotypes IgG, IgA, IgE, IgM, IgD window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ hoverImage: '', uuid: 's-f48dc466-ae8e-404f-842f-cda508fd128a' }) Antibody Structure Antibodies …

Immunophenotyping by Flow Cytometry Immunophenotyping is a technique used in the field of immunology and cell biology to identify and classify cells based on the specific proteins or molecules found on their surfaces, known as cell surface markers or antigens. These markers provide valuable information about the type, state, and characteristics of individual cells within a larger population. Immunophenotyping is particularly important in fields such as immunology, hematology, oncology, and infectious diseases, where understanding cell populations and their properties is crucial. The primary tool used for immunophenotyping is flow cytometry, although other methods like immu …

Oxidative Stress Definition Oxidative stress is a condition that results when the body produces or consumes more reactive oxygen species (ROS) than it can neutralize. ROS are unstable molecules that can damage cells, proteins, and DNA. Oxidative stress has been implicated in a wide range of diseases, including heart disease, cancer, Alzheimer's disease, and Parkinson's disease. In this article, we will discuss oxidative stress and explore its role in disease. We will also look at some of the most common oxidative stress markers. Oxidants and reductants can be formed in cells by losing or gaining a single electron, which makes them oxidizing or reducing age …

Cell death is an essential aspect of cellular biology that plays a crucial role in development, homeostasis, and disease. In this blog, we try to focus on mechanisms and various types of cell death, shedding light on the scientific underpinnings of apoptosis, necrosis, and regulated necrosis variants. Table of Contents Jump to a section: - Apoptosis - How to Measure Apoptosis - Necrosis - How to Measure Necrosis - Types of Regulated Necrosis - How to Measure Necroptosis - How to Measure Pyroptosis .nav__list { list-style: none; } .nav__list a{ font-family: Poppins; font-size: 18px; colo …

Immunology · CytokinesIFN-gamma: Signalling, Function and Roles in Inflammation, Cancer and AutoimmunityInterferon gamma is the sole type II interferon and one of the most consequential cytokines in immunity — activating macrophages, driving Th1 differentiation and upregulating antigen presentation. It is also genuinely double-edged: the same cytokine that supports tumour immunosurveillance can promote tumour survival, and its chronic presence contributes to autoimmune pathology. This guide covers the receptor and JAK-STAT pathway, its regulation, and both sides of its clinical role.Browse IFN-gamma reagents →Type IIThe only type II interferonIFNGR1/2Receptor subunits engagedJAK1 / JAK2Kinas …

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 illness by them. This blog is an overview of leukocytes including their function, development, types, location and disease. Table of Contents Jump to a section: - Types of Leukocytes - Production/Development - Location - Stimulation - Function - Leukocytes and Disease .nav__list { list-style: none; } .nav__list a{ font-family: Poppins; font-size: 18px; color: #29aae1; } .nav__list li{ margin-bo …

What is Cystic Fibrosis? Cystic fibrosis (CF) is a genetic disorder that impairs the body's ability to produce sweat and thick mucus. CF causes mucus to build up in the lungs. This mucus clogc the lungs, preventing them from functioning properly. CF can lead to infection, breathing problems and also affect digestion and reproduction. Cystic fibrosis is the most prevalent fatal genetic disease in the United States, affecting about 30,000 Americans. There is currently no cure for cystic fibrosis, but there are several therapies that may help to alleviate symptoms. CF patients are at a higher risk of developing other health problems, such as liver disease, lung …

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 alike, which is why they underpin CAR-T manufacturing, stable cell line generation and much of CNS gene transfer. This guide covers the biology they are derived from, how the packaging systems are split for safety, pseudotyping, titration, and the risks that follow from permanent integration.Browse vector reagents →3 or 4Plasmids in modern packaging systems~8 kbPractical transgene capacityVSV-GMost common pseudotyping envelopep24Antigen used for physical titrationKey takeawaysLentiviral vectors …

Scaffold Proteins Environmental stimuli result in different biological responses including cell growth, proliferation or apoptosis. How cells translate specific stimuli into a specific cellular response is not well understood. Scaffold proteins are evolutionarily conserved proteins that play important roles in coordinating signalling events in eukaryotic cells. These proteins, conserved through evolution, serve as essential organizers, helping cells translate external cues into specific actions. This blog post delves into the practical world of scaffold proteins, exploring their fundamental functions and shedding light on how they influence cellular signaling pathways. Key T …

Cell Signalling · CytokinesJAK-STAT Signalling: Mechanism, Regulation and InhibitorsJAK-STAT is the shortest route from a cytokine outside the cell to a change in gene transcription — receptor engagement, kinase activation, transcription factor phosphorylation, nuclear entry. There are only four JAKs and seven STATs, yet they carry signalling for most interleukins, all interferons and several growth factors. This guide covers the mechanism, the negative feedback that limits it, and the inhibitors built to block it.Browse JAK-STAT antibodies →4 JAKsJAK1, JAK2, JAK3, TYK27 STATsFrom six genesTyr705The STAT3 activation siteSOCSThe built-in off switchKey takeawaysThere are four JAKs: JAK1, JAK2, …

CXCL16 CXCL16, a unique member of the CXC chemokine family, stands at the crossroads of immune modulation and vascular biology. Initially discovered as a chemokine, CXCL16 operates beyond its chemotactic role by serving as a transmembrane protein that can bind to its receptor, CXCR6. This dual functionality endows CXCL16 with the ability to regulate immune cell trafficking, particularly those expressing CXCR6, and to participate in diverse physiological processes such as inflammation, atherosclerosis, and tissue repair. CXCL16's intriguing capacity to bridge immune responses with vascular dynamics underscores its significance as a multifaceted player …

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 range of physiological processes. Imagine them as precise guides, steering immune cells with accuracy. Yet, their contributions expand further – they also play a pivotal role in tissue repair and hold promise for novel therapies. Embark on this scientific journey as we delve into the captivating world of CXCL chemokines, { "@context": "https://schema.org", "@type": "Article", "mainEntityOfPage": { "@type": "WebPage", "@id": "https://www.assaygenie.com/blog/cxc-chemokine-fami …

HIV Virus: Replication Cycle and Pathogenesis in absence of HAART The human immunodeficiency virus (HIV) is a formidable pathogen that has posed a significant global health challenge for decades. Known for its complex replication cycle and ability to evade the immune system, HIV leads to acquired immunodeficiency syndrome (AIDS) if left untreated. Highly Active Antiretroviral Therapy (HAART) has revolutionized the management of HIV, significantly improving the quality of life and life expectancy of individuals living with the virus. However, to fully appreciate the impact of HAART, it's essential to delve into the intricacies of the HIV replication cycle and …

Autophagy, a fundamental cellular process, plays an indispensable role in maintaining cellular homeostasis and ensuring the efficient recycling of cellular components. Through this process, cells can adapt to various stressors, ensuring their survival and contributing to overall organismal health. In this blog, we focus on the multifaceted world of autophagy, unraveling its molecular intricacies and understanding its critical significance in cellular physiology and disease prevention. Table of Contents Jump to a section: - Cellular Mechanisms - Types of Autophagy - Pathway and Regulation - Significance and Applicatio …

What are Toll Like Receptors? Toll-like receptors (TLRs) are a class of proteins that play a crucial role in the immune system's defense against microbial invaders. These transmembrane receptors are found on various immune cells, including macrophages, dendritic cells, and B cells, as well as non-immune cells like epithelial cells. TLRs are specialized in recognizing specific molecular patterns associated with pathogens, known as pathogen-associated molecular patterns (PAMPs). By detecting the presence of PAMPs, TLRs trigger a cascade of immune responses that help eliminate the pathogens and initiate an appropriate immune defense. windo …

Making the switch! This article provides some help on CV writing tips for scientists for PhDs and PostDocs looking for jobs outside of academia and what they might need to add to their CV to improve it for a business orientated position. { "@context": "https://schema.org", "@type": "BlogPosting", "mainEntityOfPage": { "@type": "WebPage", "@id": "https://www.assaygenie.com/blog/cv-writing-tips-for-scientists/" }, "headline": "CV Writing Tips for Scientists", "description": "Assay Genie's CV (resume) writing tips for scientists looking to leave academia & more into a different career or looking for that new post-doc. CV template for scie …

Stress and anxiety are a normal part of our daily lives and impact everything we do from our relationships with loved ones to our performance in the laboratory. Like any scientist, I experienced stress during my graduate degree, PhD and post-doctoral research. However, as CEO of Reagent Genie, I had to learn new techniques which have helped me to not only deal with stressful situations but also to increase my performance. I have personally gained a great deal from my daily meditation practice which has become part of my morning routine. Therefore, I would like to illustrate how mindful meditation can work not only to improve your personal well-being but also your relationships and perfor …

Haematology · HaemostasisPlatelets: Formation, Structure, Activation and Clinical SignificancePlatelets are anucleate fragments shed from megakaryocytes, and they carry out primary haemostasis — adhering to damaged vessel wall, activating, and aggregating into a plug within seconds. This guide covers thrombopoiesis, the four structural zones, the receptors that mediate adhesion and aggregation, how activation is amplified, and the disorders and antiplatelet drugs that follow from each step.Browse platelet assays →150–450Normal count, ×109/L7–10 daysCirculating lifespanGPIIb/IIIaThe aggregation receptorCOX-1Makes thromboxane A2 on demandKey takeawaysPlatelets are anucleate cytoplasmic fragmen …

What is a Macrophage? Macrophages are indeed a type of phagocyte, responsible for engulfing and destroying foreign particles and cellular debris. They are larger cells with more cytoplasm and are found in various tissues throughout the body, where they serve as part of the innate immune response.. They play a crucial role in maintaining the body's defense mechanism by engulfing and digesting cellular debris, foreign substances, pathogens, and even cancer cells. This process, known as phagocytosis, involves the internalization of external agents into the macrophage cell. Apart from their phagocytic abilities, macrophages also act as potent signaling hubs in the immune system. They r …