How Optical Blood Pressure Monitors Work
Learn how wearable devices use light to analyze blood flow and provide blood pressure estimates, and the factors that influence the reliability of these readings.
Toll-like Receptor 7: Role in Immunity and Disease
Understand how the immune sensor TLR7 identifies viral threats to protect the body, and how its malfunction is linked to autoimmune diseases and new treatments.
What Is Enantioselective Synthesis and Why Is It Important?
Explore the chemical process of selecting a molecule's specific mirror-image form, a crucial step that determines its function and safety within biological systems.
Bee Transformation: The Metamorphosis of a Honey Bee
Uncover the controlled transformation of a honey bee, where hormonal signals and cellular plans guide its development into a distinct role within the hive.
Plant Cell Physiology: A Look at How a Plant Cell Works
Understand the fundamental mechanics of a plant cell and how its complex, integrated systems work to sustain the life and structure of the entire organism.
Citrus Family Tree: Oranges, Lemons, and Their Ancestors
The wide variety of citrus fruits shares a surprisingly simple and interconnected genetic history originating from just a few wild ancestral species.
Subarachnoid Bolt: What Is It and How Does It Work?
Learn about the subarachnoid bolt, a device for measuring intracranial pressure to guide treatment and protect brain function in critical care settings.
What Is a Dynamic Structure and Where Is It Found?
Explore dynamic structures, the adaptable frameworks that allow systems to change, respond, and function, from engineered designs to the natural world.
What Does the BRD2 Protein Do in Health and Disease?
Explore the BRD2 protein, a fundamental switch for gene expression. Learn how this single molecule's activity maintains health and can drive disease when dysregulated.
How Does Childhood Trauma Affect the Brain in Adulthood?
Early life adversity physically shapes the brain, impacting adult emotional processing and social behavior. Learn about the science of how the brain can heal.
What Are Antibody Fragments and Why Are They Important?
Learn how scientists harness smaller, engineered segments of antibodies, leveraging their unique size and structure to create targeted therapies and diagnostics.
Oculomotor Apraxia: Symptoms, Causes, and Treatment
An overview of oculomotor apraxia, a neurological disorder that affects the command for voluntary eye movement, leading to distinct adaptive behaviors.
How Climate and Topography Shape Each Other
Explore the reciprocal process between landforms and climate, a continuous interaction that sculpts landscapes and determines regional ecosystems.
What Is ISGylation and How Does It Affect Human Health?
ISGylation is a cellular process that modifies proteins to direct immune function. Its regulation is a critical factor in viral defense and human health.
How to Use a Diagram to Find Quiescent Stem Cell Genes
Understand how gene expression analysis using diagrams helps distinguish quiescent from active stem cells, providing insight into cellular behavior.
Histamine Metabolism: How the Body Processes Histamine
Uncover the science of histamine metabolism. This guide explains how your body regulates histamine levels and the various factors that influence this vital process.
What Is a Nephrocyte and How Does It Help Kidney Research?
Discover how a specialized cell in insects provides a powerful window into human kidney function, revealing shared biological mechanisms for filtration and disease.
Alternaria alternata: A Fungus Affecting Health & Plants
Understand the dual role of Alternaria alternata, a common mold impacting seasonal allergies, indoor air quality, agricultural yields, and food safety.
What Is a Foreign Antigen and How Does the Body React?
The body's molecular identification system distinguishes self from non-self, a process that triggers an immune response and builds lasting protection.
E. coli Isolation: Laboratory Methods and Identification
An overview of the laboratory process for isolating E. coli and identifying specific strains to assess risks in food, water, and clinical settings.