Neurologic Disorder
Structural divisions of the central and peripheral nervous systems, learn about neuron anatomy, the neuromuscular junction, and the role of neurotransmitters. Includes information on Acetylcholine, Norepinephrine, Dopamine, and Serotonin.
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RADIATION BIOLOGY
Radiobiology is the study of how ionizing radiation impacts living organisms. It involves direct and indirect effects on biological molecules, leading to the formation of free radicals that can cause cellular damage. The process includes the radiolysis of water, generation of hydrogen peroxide, and
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Opportunities in Postgraduate Research in Biological Sciences
Explore the benefits of postgraduate research in Biological Sciences, such as advancing global challenges, acquiring critical thinking skills, building a professional network, and personal development in a supportive environment. Discover the international research excellence, quality of life, and k
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Biological Registration Process and Administrative Controls for Safety Focus
Registering work involving biological materials, toxins, and recombinant DNA is essential for safety compliance. Principal Investigators must follow NIH guidelines and register with the Institutional Biosafety Committee. Contact NIH for additional instructions on working with toxins and Select Agent
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Enzymes are Proteins that act as Biological Catalyst
Enzymes, as proteins acting as biological catalysts, accelerate chemical reactions without being consumed. They have active sites where substrates bind, and their specificity can be lock-and-key or induced fit. Enzymes are named based on their function or the substrates they interact with. Enzyme sp
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Explore Agricultural and Biological Engineering (ABE) Programs at Purdue University
Discover the academic programs and valuable resources offered by the Agricultural and Biological Engineering (ABE) department at Purdue University. Meet the dedicated staff members, review degree options, and learn about upcoming events and registration processes. Explore opportunities in fields suc
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Brain Cells
Delve into the fascinating world of brain cells and neurons to understand their structure, function, and communication process. Explore the microscopic level composition of the brain, the significance of neuron shapes, and the intricate workings of synapses in transmitting signals between neurons. U
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Understanding Diverse Classes of Lipids in Biological Systems
Sphingolipids and waxes are important classes of lipids found in biological membranes, each with unique structures and functions. Sphingolipids, including sphingomyelins and glycosphingolipids, play crucial roles in nerve transmission, cell recognition, and tissue immunity. Waxes, on the other hand,
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Exploring Bioinorganic Chemistry: Essential Elements and Structural Functions in Biological Systems
Bioinorganic chemistry focuses on the reactivity of metal ions in biological settings, with essential elements like C, H, N, O, and various mineral macro and micronutrients playing key roles in regulatory, structural, electron transfer, enzyme function, and oxygen transport processes. Understanding
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Introduction to Synthetic Biology: Understanding the Core Concepts and Applications
In this introductory lecture on synthetic biology, you will explore the fundamental principles of engineering biology, including the design and construction of new biological entities. The focus is on leveraging molecular, cell, and systems biology advancements to create biological systems that can
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Understanding Bioprocessing: Advantages, History, Applications, and Enzyme Use
Bioprocessing utilizes biological materials for commercial, medical, and scientific purposes, leveraging natural biological activities to develop useful products. This branch of biotechnology offers advantages such as low temperature, pressure, and pH requirements, along with renewable resources for
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Biological Hazards in the Hospital Community
Healthcare workers face various occupational hazards, including biological risks, in hospital settings. This article by Ephraim E. Ibadin explores the definition, types, risk factors, sources, prevention, and control of biological hazards in hospitals, emphasizing the importance of protecting worker
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Ensuring Biosafety in Laboratory Settings: Barriers and Practices
Biosafety in laboratories involves implementing various barriers and practices to prevent the release of biological agents and protect lab workers. These include primary and secondary barriers, personal protective equipment (PPE), containment principles, and adherence to biosafety practices. Safety
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Understanding Theories of Gender and Behavior
Explore traditional gender characteristics, past biological and sociocultural factors, current biological and societal influences, and individual traits that shape gender-related behavior. Discover how group-level factors and societal-environmental influences play a role in defining gender roles and
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The Law-Gold model
Explore the intricate workings of sensory representation, individual neuron modeling, interneuron correlations, decision variable construction, and reinforcement learning in neuronal populations. Gain insights into how neuronal responses are pooled to form decision variables used for creating weight
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Understanding Biological Datasets and Omics Approaches in Disease Research
Explore the world of biological datasets, lipidomics, genomics, epigenomics, proteomics, and the application of omics in studying biological mechanisms, predicting outcomes, and identifying important variables. Dive into DNA, gene expression, methylation, and genetic datasets to unravel the complexi
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Overview of Lipids: Classification and Biological Importance
Lipids are organic substances that play a crucial role in biological systems. They include simple lipids, complex lipids like phospholipids and glycolipids, and derived lipids. Simple lipids are esters of fatty acids with various alcohols, while complex lipids are sub-classified based on the type of
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Network Compression Techniques: Overview and Practical Issues
Various network compression techniques such as network pruning, knowledge distillation, and parameter quantization are discussed in this content. The importance of pruning redundant weights and neurons in over-parameterized networks is highlighted. Practical issues like weight pruning and neuron pru
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An Overview of Biological Databases in Bioinformatics
Biological databases play a crucial role in bioinformatics, storing vast amounts of data related to nucleotide sequences, protein sequences, and more. These databases are publicly accessible and essential for research in biological fields. Primary databases, such as GenBank, EMBL, and DDBJ, contain
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Understanding Biosafety and Biosecurity Principles
Biosafety and Biosecurity are essential concepts in safeguarding against biological hazards. This article explores the definitions of hazard, threat, and risk, emphasizing the importance of managing risks associated with biological materials through biosafety and biosecurity measures. Learn about th
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Understanding Electromyography (EMG) and Motor Neurons
Electromyography (EMG) is an electrodiagnostic technique used to evaluate muscle health by measuring electrical activity. EMG measures muscle response to nerve signals, displayed as waves on an oscilloscope. Motor neurons transmit signals from the brain to muscles, enabling movement. Upper motor neu
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Unlocking the Power of the Human Brain: Insights from 11th ICPAR Annual Training Conference
Delve into the intricacies of the human brain at the upcoming 11th ICPAR Annual Training Conference themed around "Brain Power to Embrace Change and Emotional Stability." Explore the control center of our minds, the cerebral cortex, the limbic system, and the role of neurons in conscious mental reac
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Understanding Chemical Groups and Macromolecules in Biological Processes
In biological processes, certain chemical groups play crucial roles in molecular functions. These functional groups, including hydroxyl, carbonyl, carboxyl, amino, sulfhydryl, phosphate, and methyl, are essential for the structure and function of biological molecules. Additionally, macromolecules, s
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Understanding Spiking Neurons and Spiking Neural Networks
Spiking neural networks (SNNs) are a new approach modeled after the brain's operations, aiming for low-power neurons, billions of connections, and high accuracy training algorithms. Spiking neurons have unique features and are more energy-efficient than traditional artificial neural networks. Explor
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Understanding Motor Units and Neurotransmitters in Muscle Contraction
Motor units consist of a motor neuron and the muscle fibers it innervates. Neurotransmitters like acetylcholine play a vital role in stimulating muscle contraction by transmitting signals at the neuromuscular junction. This communication between neurons and muscles is essential for proper movement a
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Understanding Word2Vec: Creating Dense Vectors for Neural Networks
Word2Vec is a technique used to create dense vectors to represent words in neural networks. By distinguishing target and context words, the network input and output layers are defined. Through training, the neural network predicts target words and minimizes loss. The hidden layer's neuron count dete
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Trickling Filter: A Sustainable Wastewater Treatment Solution
The trickling filter is a biological treatment process utilizing a solid media where bacteria accumulate to maintain high populations. Bacteria growth occurs on the media surface with oxygen provided by air diffusion. As bacteria metabolize waste, they reproduce, creating a biological layer. Filter
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Understanding Biosystematics and Its Significance in Biological Classification
Biosystematics plays a crucial role in refining biological classification by focusing on biological criteria to define relationships within closely related species. It helps delineate biotic communities, recognize different biosystematic categories, and understand evolutionary patterns. Through the
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Understanding Biological Adversaries: Education Levels and Demographics
Exploring the traits of biological adversaries, this study reveals that perpetrators with higher education levels are more likely to successfully use chemical and biological agents. Success tends to increase with age and years of activity. Most individual perpetrators originate from the MENA region,
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Accounting for Biological Assets and Agricultural Produce
At the end of this lesson, you will be able to identify the principal issues in accounting for biological assets and agricultural produce at the time of harvest. Topics include the recognition, measurement, presentation, and disclosure of biological assets in financial statements. Questions regardin
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Accounting for Biological Assets and Agricultural Produce (LKAS 41: Agriculture) by Rangajewa Herath
This content provides insights into the accounting standards for biological assets and agricultural produce under LKAS 41, discussing classification, presentation, measurement, gain or loss recognition, and disclosure requirements. It covers the unique nature of biological assets, the scope of LKAS
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Understanding the Nervous System: A Comprehensive Overview
The nervous system consists of the central nervous system (CNS) and peripheral nervous system (PNS), with neurons as its basic unit. Neurons function as sensory, associative, and motor types, carrying impulses within the body. Parts of a neuron include the cell body, dendrites, axon, and terminal en
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Understanding How Your Brain Works: Memory, Attention, and Processing
Delve into the intricate workings of memory, attention, and cognitive processing in the brain as explored by Prof. Jan Schnupp. Discover the various types of memory, including short-term and long-term, procedural, declarative, and more. Explore the concept of working memory and its neuronal mediatio
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Understanding Workplace Safety Hazards: Physical, Chemical, and Biological Risks
Explore the three main types of workplace safety hazards - physical, chemical, and biological - with a focus on identifying potential risks and ensuring a safe work environment. Learn about common hazards such as repetitive motion, chemical exposure, and handling biological materials, essential for
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Exploring 2D Neuron Models and Phase Plane Analysis
Dive into the transition from Hodgkin-Huxley to 2D neuron models, understanding phase plane analysis, and analyzing different neuron types like Type I and II models with a focus on limit cycles, firing threshold, and separation of time scales.
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Understanding Adrenergic Neuron Blockers: Mechanisms and Pharmacological Effects
Explore the mechanisms of action of adrenergic neuron blockers and classify adrenergic receptor blockers into selective and non-selective categories. Delve into the pharmacokinetic aspects and pharmacodynamic effects of these blockers, such as false transmitter formation, store depletion, release in
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Biological Modeling of Neuronal Networks: Insights from Neural Dynamics
Exploring neuron models, generalized linear models, and decoding processes in neural networks through intracellular and extracellular recordings, with a focus on processing models, encoding, and decoding of spike trains. The Spike Response Model and likelihood of spike trains are discussed, providin
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Understanding Spasticity and Increased Muscle Tone in Neurological Disorders
Spasticity and increased muscle tone are common features in neurological disorders, characterized by hyperactive stretch reflexes and muscle contractions. Spasticity is velocity-dependent and associated with upper motor neuron lesions, leading to increased resistance to passive movement. Rigidity, o
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Understanding Upper and Lower Motor Neuron Lesions: Effects and Manifestations
This content delves into the intricacies of upper and lower motor neuron lesions, detailing their effects and manifestations in the human body. It explores the causes, types of paralysis, reflexes, muscle tone changes, and the impact of lesions at various levels of the motor system. The insights pro
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Understanding Active Transport in Cells
Active transport allows cells to move molecules against their concentration gradients by using energy and carrier proteins. This process requires ATP, involves carrier proteins acting as pumps, and is selective in the molecules it transports. The Na+/K+ATPase pump is a key example of active transpor
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