Blog
Oligodendrocytes: What Are They?
Oligodendrocytes are pivotal CNS cells, integral for myelin formation and nerve function, with implications in various neurological disorders. Key Takeaways Oligodendrocytes are specialized glial cells in the central nervous system (CNS), crucial for myelinating axons, enhancing nerve signal transmission, and supporting neuronal function. They differ from Schwann cells, which myelinate in the peripheral nervous system. Oligodendrocytes are implicated in diseases like multiple sclerosis and Alzheimer's, with treatment strategies focusing on immunomodulation, remyelination, neuroprotection, and symptomatic relief. What Are Oligodendrocytes? Oligodendrocytes are a
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22nd Jun 2023
A Guide To Tau Proteins & Tauopathies
Explore the essential role of Tau proteins in neuronal health and their impact in neurodegenerative diseases, unfolding the complexity behind their functions and dysfunctions. Key Takeaways: Tau proteins, especially microtubule-associated protein tau (MAPT), are crucial for neuron structure maintenance. They stabilize microtubules, which are integral for cell functions like division and neurotransmission. In neurodegenerative diseases like Alzheimer's, tau proteins undergo abnormal changes, leading to neurofibrillary tangles. Tau proteins are present in the brain and peripheral tissues, and their gene is located on chromosome 17. Various neurodegenerative disorders, collectivel
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21st Jun 2023
Understanding Radial Glial Cells: Insights into Neurodevelopmental Processes
Radial glial cells are essential in shaping the nervous system, serving dual roles in neurogenesis and structural support during the brain's developmental stages. Key Takeaways: Radial glial cells are vital in neurogenesis and brain development, acting as both progenitor cells and structural guides. They exhibit unique radial morphology, extending from the ventricular zone to the pial surface. Radial glial cells differentiate into various neuronal and glial types, influencing neural circuit formation. Table of Contents Jump to a section: - Cell Identification - Radial Glial Stem Cells - Glial Cell Development - Functions and Impacts of RGCs - T
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21st Jun 2023
The PD-1 Pathway and Cancer Immunotherapy
The initial identification of PD-1 as a potential target for cancer treatment occurred in the late 1990s and early 2000s through studies exploring the regulation of T-cell responses. The development and approval of PD-1 inhibitors, such as pembrolizumab and nivolumab, for the treatment of various cancers have since transformed the landscape of cancer immunotherapy. The use of PD-1 pathway inhibitors in cancer treatment has rapidly gained recognition and has become a cornerstone of modern immunotherapeutic approaches.
Table of Contents
Jump to a section:
- PD-1 Pathway in Cancer
- Immune Checkpoints
- Cancer Immunothera
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20th Jun 2023
Growth Factors: Key Players in Biological Processes
Growth factors play a vital role in the complex web of biological processes, serving as key regulators in various essential events. They exert significant influence over crucial cellular behaviors such as proliferation, differentiation, and survival.
Acting as molecular messengers, growth factors facilitate communication between cells and tissues, ensuring coordinated functionality.
By exploring the defining characteristics and functions of growth factors, we gain a deeper understanding of their profound contributions to embryonic development, tissue repair, and cellular communication. Join us on this exploration as we delve into the world of growth factors and the
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20th Jun 2023
The Functions of Microglial Cells & Their Role in Neurodegenerative Disorders
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 different states: amoeboid, ramified, and reactive. Their activation is crucial in neurodegenerative diseases and brain health. What are Microglia? Microglia are a specialized type of immune cells that reside within the central nervous system (CNS), including the brain and spinal cord. Originating from myeloid precursor cells, microglia colonize the CNS during early development. In their resting state, microglia exhibit a distinctive morphology with small cell bodies and highly branched p
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18th Jun 2023
The Role of Zonulin In Intestinal Permeability
This article provides an overview of the protein Zonulin (function, structure, location). It describes tight junction proteins, leaky gut and Zonulin-related diseases. This includes celiac disease, Crohn's disease, inflammatory bowel disease, diabetes and Alzheimer's disease. Key Takeaways: Zonulin is a protein regulating intestinal permeability, or "leaky gut." It modulates tight junctions in the intestines, affecting substance passage into the bloodstream. Dysregulated zonulin levels are linked to autoimmune disorders, celiac disease, diabetes, and Alzheimer's. Zonulin is involved in diseases like Crohn's and cancer, and its inhibitors are being researched. Elevated zonulin le
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18th Jun 2023
The Gut Microbiome and Autoimmune Diseases: How Gut Bacteria Influence Immune Response
What are Autoimmune Diseases?
Autoimmune diseases are a diverse group of disorders where the immune system mistakenly attacks the body's own cells, tissues, and organs, leading to inflammation and tissue damage. Examples include rheumatoid arthritis (joints), systemic lupus erythematosus (multiple organs), multiple sclerosis (central nervous system), and type 1 diabetes (pancreas). The causes of autoimmune diseases involve genetics, environmental triggers, and immune dysregulation. Emerging research suggests that dysbiosis of the gut microbiota may contribute to the development and progression of autoimmune diseases by disrupting immune regulation and promoti
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15th Jun 2023
Exploring Cellular Senescence: Defining Cell Morphology, Aging & Cell Division
Introduction Cellular senescence is a fascinating phenomenon that plays a crucial role in the aging process and various age-related diseases. It is essential to explore the cellular sources, how cells age, and define the concept of senescence to gain a comprehensive understanding of this complex biological process. Key Takeaways Cellular senescence is a state of irreversible growth arrest with significant implications for aging and age-related diseases. Strategies to counteract senescence include senolytics, targeting key pathways, and lifestyle interventions. Senescent cells contribute to tissue dysfunction and chronic inflammation through the senescence-
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14th Jun 2023
Dendritic Cells - Markers, Activation & Subtypes
Exploring the multifaceted role of dendritic cells in immune function and disease. Key Takeaways DCs are professional antigen-presenting cells that capture, process, and present antigens. They activate T cells and regulate immune responses by producing cytokines. DC markers help distinguish them from other cells. Different DC subtypes exist, each with unique functions. DCs play a vital role in immune surveillance and maintaining self-tolerance. They are involved in autoimmune diseases and cancer, both as protective and harmful factors. DCs have a crucial role in the development and regulation of immune responses. What is a Dendritic Cell? Dendrit
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12th Jun 2023
Oct-4 Stem Cells
Oct-4 stem cells, also known as Octamer-binding transcription factor 4 stem cells, are a fascinating area of study in the field of stem cell research. These stem cells hold great promise due to their unique characteristics and potential applications in regenerative medicine and developmental biology. This article provides information on Oct-4 stem cells, their properties, roles, and therapeutic implications.
What are Oct-4 Stem Cells?
Octamer-binding transcription factor 4 stem cells (Oct-4) stem cells are a subtype of pluripotent stem cells that express the Oct-4 transcription factor. Belonging to the POU family of homeodomain transcription factors, Oct-4
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12th Jun 2023
Stem Cells: What Are They and How They Can Help Treat Diseases
Stem Cells: What are they and how they can help treat diseases
Stem cells are a unique population of cells that possess the ability to self-renew and differentiate into specialized cell types. They play crucial roles in tissue maintenance, repair, and regeneration throughout life. Stem cells have the potential to treat diseases, injuries, and degenerative conditions. Stem cells are used medical procedures like bone marrow transplants. Stem cells' versatile nature and vital functions make them a subject of intense scientific exploration and therapeutic potential.
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12th Jun 2023
Polyclonal Vs Monoclonal antibodies: Key features
In the field of immunology and biomedical research, antibodies play a crucial role in identifying and targeting foreign substances in the body. However, not all antibodies are the same. In this blog, we will explore the key differences between polyclonal and monoclonal antibodies, examining their production, characteristics, and implications in diagnostics, therapeutics, and research. Key Takeaways Antibodies are essential in identifying and targeting foreign substances, with specificity governed by the lock-and-key mechanism. Monoclonal antibodies are highly specific, derived from a single cell clone, and utilized in targeted therapies and diagnostics. Polyclonal anti
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11th Jun 2023
Enhancing Cell Counting Accuracy with a Haemocytometer: A Comprehensive Guide
Cell counting is an important part of many different scientific experiments, enabling researchers to gather crucial data about cell populations and their characteristics. In this step-by-step guide, we will delve into the utilization of a hemocytometer, coupled with trypan blue staining, to achieve accurate cell counting and determine cell viability.
A Neubauer cell chamber, also referred to as a hemocytometer, stands as a versatile and indispensable tool in the realm of cell counting and viability assessment. Comprising two integral components, namely the counting chamber and the cover slip, the hemocytometer offers a comprehensive solution for precise cell quantification. The co
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11th Jun 2023
Understanding Phosphorylation: From ATP Synthesis to Cellular Signaling
Introduction Phosphorylation is a fundamental biochemical process that plays a crucial role in various cellular functions. It involves the addition of a phosphate group to a molecule, typically a protein or a small organic molecule, leading to the formation of a phosphorylated compound. The phosphate group, known as a phosphoryl group, carries a negative charge and can modify the structure and activity of the target molecule. This post-translational modification serves as a key regulatory mechanism in signal transduction pathways, cellular metabolism, enzyme activity, and gene expression. By adding or removing phosphoryl groups, cells can rapidly and precisely control the functio
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11th Jun 2023
Cytokine Storms: What happens when the immune system overreacts?
Discover the critical role of cytokines as signaling molecules in immune responses, their functions, and the impact of their dysregulation, including cytokine storms. Key Takeaways: Cytokines are crucial immune system proteins regulating immune responses. Dysregulated cytokines can lead to cytokine storms, causing severe immune reactions. Cytokine storms are treated with immunosuppressives and are common in severe infections like COVID-19. Prevention includes vaccination and managing underlying health conditions. What are Cytokines? Cytokines are a diverse group of small proteins that serve as key signaling molecules in the immune system. Produced by various cells
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11th Jun 2023
The Blood Coagulation Pathway and related Disorders
Blood Coagulation Pathways Blood clotting, also known as hemostasis, is a fascinating and intricate process that ensures our bodies can effectively respond to injuries and prevent excessive bleeding. It involves a complex network of interactions, called the coagulation pathways. These pathways consist of a series of enzymatic reactions, triggered by the release of substances called clotting factors that ultimately lead to formation of blood clots. Examples of clotting factors include : Fibrinogen Platelets Calcium The release of these clotting factors is regulated by a number of different mechanisms, including the presence of certain proteins in the blood, the pH of the blood, an
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8th Jun 2023
​TNF alpha & Inflammation
Delving into TNF alpha's critical role in inflammation and its therapeutic targeting. Key Takeaways: TNF alpha is a crucial cytokine in inflammation and apoptosis. Its structure facilitates interaction with TNF receptors, influencing immune responses. Elevated TNF alpha levels are linked to various inflammatory diseases. TNF alpha activates distinct pathways through TNFR1 and TNFR2, impacting cell function. Its involvement in diseases like rheumatoid arthritis and psoriasis highlights its clinical significance. Therapeutic targeting of TNF alpha offers potential in treating inflammatory conditions and cancer. What is TNF alpha? Tumour necrosis factor alpha (TNF alpha) i
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8th Jun 2023
An Insight Into Necrosis- Causative Effects And Methods Of Prevention
What is Necrosis? Necrosis is a pathological process characterized by the death of cells or tissues within a living organism. It occurs as a result of various factors, including injury, infection, inadequate blood supply (ischemia), toxins, or disease processes. Unlike programmed cell death (apoptosis), which is a regulated and orderly process, necrosis is typically a chaotic and uncontrolled event. The consequences of necrosis can range from local tissue damage to systemic organ failure, depending on the extent and location of the affected cells or tissues. Understanding the causes, manifestations, and potential complications of necrosis is crucial for diagnosing and managing vari
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8th Jun 2023
What Is Gram Negative Bacteria & Why Can It Cause So Many Diseases
What is Gram-Negative bacteria? Gram-negative bacteria are a diverse group of microorganisms characterized by their unique cell wall structure. They stain pink or red when subjected to the Gram stain test, indicating the presence of a thin peptidoglycan layer sandwiched between two cell membranes. This structural distinction plays a significant role in their ability to cause a wide range of diseases. Gram-negative bacteria have adapted to various environments and can be found in soil, water, plants, and animals, including humans. Their versatility and adaptability contribute to their ability to cause a multitude of diseases. Some notable examples of Gram-negative bacteri
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8th Jun 2023
Understanding Bone Resorption: Key Definitions and Processes
Unravel the complexities of bone resorption, a crucial biological process essential for skeletal health and calcium regulation, through the intricate roles of osteoclasts and osteoblasts. Key Takeaways Bone resorption is essential for maintaining skeletal health and calcium balance. Osteoclasts dissolve bone tissue, and osteoblasts create new bone, forming a continuous cycle called bone remodeling. Imbalance in bone resorption can lead to conditions like osteoporosis, hyperparathyroidism, or osteopetrosis. Subperiosteal resorption can indicate systemic diseases, particularly hyperparathyroidism. Calcium, stored in bone as hydroxyapatite crystals, plays a vital role in bone res
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29th May 2023
Beta Oxidation of Fatty Acids
Understanding Beta-Oxidation: A Comprehensive Overview Fatty acids provide a highly efficient energy storage mechanism, delivering more energy per gram than common carbohydrates like glucose. This becomes particularly vital in tissues with high energy requirements, such as the heart, where 50–70% of energy is derived from fatty acid beta-oxidation. During this process, long-chain acyl-CoA molecules, the main components of fatty acids, are broken down into acetyl-CoA molecules. Key Takeaways: Beta-oxidation is a metabolic process breaking down fatty acids for energy. It occurs primarily in mitochondria and involves four critical steps. Beta-oxidation generates acetyl-CoA
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28th May 2023
Mycoplasma in Cell Culture Detection Guide
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 ability to invisibly infiltrate and undermine cell cultures, has become a persistent foe. However, understanding the intricacies of this bacterial contaminant is the first step towards effective mitigation.
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Schematic of Mycoplasma
The Invisible Enemy: Understan
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28th May 2023
OKRs for Researchers
Objectives & Key Results
Objectives & Key Results (OKRs) is a framework for setting and tracking goals. At Assay Genie, we've tailored this approach to suit research. Explore our OKR for Researchers presentation, get practical advice from our video, and apply this framework to your research with our downloadable OKR worksheet!
OKR Pack!
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Implementing OKRs
In this video you'll find out what OKRs are and how they can be sucessfully integrated in the lab to help you maximise productivity and achieve your research objectives.
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25th May 2023