Avian Influenza, specifically Highly Pathogenic Avian Influenza (HPAI) outbreaks in South Africa, have been documented since 2004, affecting primarily ostriches and poultry. Wild bird transmission remains a concern, with risk factors such as rainfall, temperature, wetlands, and poultry movements con

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Estimated influenza disease burden in the United States from the 2010-11 season through the 2022-23 season, including symptomatic illnesses, medical visits, hospitalizations, and deaths. The data provides insights into the impact of influenza over the years and preliminary estimates for the upcoming

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Explore the fascinating world of viruses, viroids, and prions, from their discovery to their genetic material and hosts. Learn about the structure, genome, and sizes of viruses, as well as their interactions with different host cells. Gain insights into these acellular disease-causing agents and the

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Viruses are acellular parasites with a complex replication mechanism. Studies on their origin present challenges due to the lack of fossils. Three main hypotheses include regressive, cellular origin, and co-evolution. The regressive hypothesis suggests viruses originated from complex ancestors that

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Viruses, defined as obligate intracellular parasitic organisms, exhibit general properties such as small size, filterability, simple structure, and absence of cellular components. They vary widely in size and lack independent metabolism. The cultivation of viruses plays a crucial role in studying th

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Influenza is a contagious respiratory illness caused by influenza viruses, with symptoms spread through droplets in the air or on surfaces. Vaccination and surveillance play vital roles in controlling flu outbreaks. Understanding the structure and types of influenza viruses, along with the importanc

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Non-enveloped DNA viruses, surrounded by a protein capsid, are resistant to sterilization and thrive in acidic environments. Adenoviruses, a common non-enveloped type, spread through close contact and contaminated objects. Additionally, Papilloma and Polyoma viruses, causing persistent infections an

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Influenza, or the flu, is a contagious respiratory illness caused by influenza viruses. In children, it can lead to symptoms like fever, cough, sore throat, runny nose, and body aches. The flu can sometimes cause more severe complications, so it\u201

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Influenza viruses belong to the Orthomyxoviridae family and are major contributors to respiratory epidemics and pandemics. They consist of three genera - Influenza A, B, and C - with distinct morphological characteristics and genetic makeup. By exploring the properties, classification, and morpholog

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Viruses are intracellular parasites that require transmission to a new host to evade immune responses. This transmission process, whether through respiratory droplets, fecal-oral routes, or sexual contact, is crucial in the viral life cycle. Different modes of transmission, such as horizontal and ve

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Viruses are the smallest unicellular organisms that are obligate intracellular. They lack cellular organization like bacteria, and their multiplication is complex. Viruses have either DNA or RNA and are classified based on their nucleic acid. Their structure includes nucleic acid and a capsid compos

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Computer viruses are malicious software programs that can cause significant harm. Learn about different types of viruses, symptoms of infection, stages of a virus, prevention measures, and the top 5 most destructive viruses of all time.

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Learn about computer viruses, their history, classification, and impact. Explore different types like file viruses, polymorphic viruses, and stealth viruses. Understand the categories based on impact and discover macroviruses related to office applications.

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Influenza, commonly known as the flu, is a contagious respiratory illness that can have severe consequences, especially for vulnerable populations like those in long-term care facilities. This post emphasizes the importance of flu vaccination for residents, staff, and visitors, along with good hygie

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This lecture covers viral infections of the respiratory system, focusing on Avian flu, Influenza Virus, Respiratory Syncytial Virus, Human metapneumovirus, Parainfluenza viruses, Measles, and Mumps virus. It includes information on the structure, symptoms, lab diagnosis, treatment, and prevention of

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In this overview, we delve into the details of influenza surveillance in Texas, covering various aspects such as flu testing, notifiable conditions, and the 2022-2023 flu season review. The information provided includes surveillance structures, reporting requirements, and the vital role of testing i

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Explore the intricate world of viruses, bacteria, and fungi and how they interact with living organisms. Learn about the structure and functions of viruses, the role of bacteria in diseases, and the implications of fungi on human health. Discover the different ways these microorganisms affect us and

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Viruses are microscopic organisms that rely on living cells to replicate and cause a range of illnesses in humans, animals, and plants. Studying viruses has led to significant scientific breakthroughs, providing insights into essential biological mechanisms and disease processes. Theories on the ori

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Explore the world of viruses and bacteria through this engaging biology presentation put together by Mandie Lynn Walls. Learn about the structure of viruses, different types of viruses like T4 Bacteriophage and Herpes Virus, the distinction between viruses and bacteria such as E. coli, vaccination m

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Avian influenza, or bird flu, is a viral disease affecting birds' respiratory, digestive, and nervous systems. It presents in two forms - Highly Pathogenic Avian Influenza Virus (HPAIV) and Low Pathogenic Avian Influenza Virus (LPAIV). The virus has two important surface antigens, Hemagglutinin (H)

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The Influenza Vaccination Campaign in 2016 aimed to mitigate the effects of influenza by reducing morbidity and mortality, limiting virus transmission, and easing the burden on the healthcare system. The campaign was managed by a National Coordination Steering Committee, with focus on priority group

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Avian influenza, commonly known as bird flu, is a contagious disease caused by flu viruses that primarily affect birds but can also spread to humans. Learn about the symptoms in humans, how the virus spreads, and preventive measures to stay safe. Stay informed and take necessary precautions to reduc

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Oysters, as high-yield mariculture varieties, were investigated for novel RNA viruses using virome analysis. Eighteen new RNA viruses were identified, with evidence of genetic recombination. This study highlights the importance of advanced sequencing technologies in discovering viral pathogens in aq

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Poxviridae is a family of large viruses known for causing vesicular skin diseases in both animals and humans. This family includes various poxviruses of veterinary and medical importance, each classified under different subfamilies and genera like Orthopoxvirus and Capripoxvirus. The viruses possess

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Equine influenza is a contagious upper respiratory infection in horses caused by influenza viruses. This article covers the anatomy of the equine respiratory tract, signs, diagnosis, treatment, prevention, and prognosis of equine influenza. It also discusses the histological structure of the respira

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This study explores the impact of seasonal influenza vaccination on infection rates among pregnant Japanese women, focusing on primiparous and multiparous individuals. It discusses the background of influenza-related complications in pregnant women, presenting data on maternal mortality during the H

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Providing insights into the influenza season in Virginia, this update highlights the importance of conducting surveillance, data sources for monitoring influenza-like illness, and comparisons of influenza activity levels over multiple seasons. By tracking influenza viruses and their impact, the goal

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Respiratory viral infections are common and primarily caused by viruses, leading to morbidity and time off work. They can range from mild upper respiratory tract infections to severe lower respiratory tract infections like pneumonia. Various viruses like influenza, parainfluenza, respiratory syncyti

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Myxoviruses are a group of viruses that bind to mucin receptors on red blood cells, causing hemagglutination. They are classified into orthomyxoviridae and paramyxoviridae, with influenza viruses being major pathogens. Influenza viruses consist of three genera and have distinct morphological feature

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Exploring the fascinating realm of ancient retroviruses, evolutionary biologists are resurrecting extinct deadly viruses to study their impact on human evolution and modern diseases. By investigating the genetic material of viruses, particularly endogenous retroviruses, researchers aim to trace evol

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Research spanning over two decades has delved deep into the marine RNA virosphere, shedding light on the complex marine ecosystem and the characteristics of RNA viruses. Discoveries in deep marine virus taxonomy have led to significant taxonomic changes and advancements in virus classification and g

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Non-enveloped DNA viruses are surrounded by a protein coat called a capsid, making them difficult to sterilize and highly resilient in various environments. This article explores the characteristics and impact of non-enveloped DNA viruses such as Adenoviruses, Papilloma and Polyoma Viruses, and Huma

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Viruses must be transmitted to new hosts for their survival. This transmission occurs through vectors like arthropods, which acquire and transmit viruses during feeding. The mechanism involves viruses attaching to the vectors' mouthparts or entering their circulatory system to reach salivary glands

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Viruses are small intracellular microorganisms consisting of nucleic acid and proteins, often enclosed in a lipid bilayer membrane acquired from host cells. They lack cellular structure and organelles and rely on host cells for replication. Control measures for viruses include leveraging knowledge o

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Influenza, commonly known as the flu, is a contagious respiratory illness that affects millions annually, leading to hospitalizations and even deaths, particularly among older individuals. The 2016-2017 flu season alone saw staggering numbers of influenza cases and associated medical visits. Protect

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Emilio Gonzales presents a comprehensive plan for advancing influenza surveillance in Texas, focusing on considerations, goals for the upcoming flu season, and strategies to increase participation in surveillance programs. The plan includes enhancing respiratory disease surveillance, expanding senti

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Influenza is a viral respiratory illness that can range from seasonal flu to pandemic outbreaks like the 2009 swine flu (H1N1) epidemic. The dangers and prevention methods of specific strains, such as H5N1 avian flu, have been witnessed since 2003. This summary delves into the characteristics, impac

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Explore the characteristics, structure, gene functions, replication process, and virulence factors of Orthomyxoviruses, specifically focusing on the diverse types of Influenza viruses and their impact on human health. Learn about the group-specific and type-specific antigens, as well as the replicat

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Explore the impact of influenza through history, from the 1918 pandemic to current strains circulating. Learn about the disease burden, virus subtypes, and recommended vaccine composition. An overview of Dr. Daniel Stamboulian's contributions and disclosures is included, shedding light on the ongoin

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Influenza, commonly known as the flu, is a contagious respiratory illness caused by influenza viruses that can spread through aerosols or surface contact. Common symptoms include fever, headache, fatigue, muscle pain, cough, and sore throat. The flu can be severe, leading to hospitalizations and eve

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