Virus Essays

  • Lassa Virus Essay

    1479 Words  | 6 Pages

    possibility of a Lassa or Zika virus outbreak and focusses on the following four criteria - distribution, effect, treatment, and control methods. The Lassa virus originated in West Africa, and is transmitted through household items contaminated with rodent urine or faeces. The mode of transmission is through an infected rodent, commonly known as the Multimammate rat, or Mastomys. Due to the distribution of the Multimammate rat (Refer to Figure 1), the Lassa virus has not affected very many countries

  • Virus Persuasive Speech

    368 Words  | 2 Pages

    Virus one of the hotly debated topic in today’s society has been blamed for many illnesses and complication. According to Britannica encyclopedia a “virus, is an infectious agent of small size and simple composition that can multiply only in living cells of animals, plants, or bacteria”. To explain the theory of whether viruses is alive of dead let look at the following. Living things must be able to reproduce, grow and develop and some these principles exhibit by viruses when they enter the host

  • Ocean Virus Research Paper

    1202 Words  | 5 Pages

    The term "virus" originated from a Latin word meaning slimy liquid or poison. Half of every humans DNA originates from one virus or another. Viruses take up 20 - 400 nanometers of space which is not visible to the naked eye. There are at least 10 viruses for every single organism on planet earth. Viruses are the largest single inhabitant of the ocean. In every milliliter of water, there are more than 1 million virus molecules. To give you an idea of the of the sheer amount of virus molecules that

  • Ebola Virus In The Hot Zone

    779 Words  | 4 Pages

    My assigned book is the hot zone by Richard Preston, the book demonstrates about a highly contagious and lethal virus that is known as “Ebola virus” that is divided into two types the Ebola Zaire and the Ebola Sudan. The writer also mentioned about other filo viruses such as the Marburg virus and rabies. The hot zone book illustrates the origins of the virus and how it started to disperse from one person to another or from a region to another. And how epidemiologists, scientists and doctors discovered

  • Varicella-Zoster Virus: A Case Study

    748 Words  | 3 Pages

    1. Varicella-Zoster virus (VZV): Varicella and Zoster virus (VZV) belongs to the Alphaherpesvirinae subfamily and is the responsible for two human illnesses: varicella and zoster. Three Alphaherpesviruses are capable of infecting humans: herpes simplex virus 1 (HSV-1), herpes simplex virus 2 (HSV-2) and varicella-zoster virus (VZV). The members of this subfamily are commonly characterised by their ability to establish a latent infection in neurons. Primary infection occurs in epithelial cells leading

  • Varicella Zoster Virus Research Paper

    700 Words  | 3 Pages

    VARICELLA ZOSTER VIRUS Varicella Zoster virus (VZV) is the causative organism of Chicken pox. The infection is acute and highly contagious. Apart from people immunized, about 90% of people globally get infected during their childhood by age 20 (Pérez-Farinós et al, 2007). The illness lasts for about 7to 10 days (). ……. The illness starts as fever, general and cold. In some children and adults it starts with rash. The virus is culturable from the mononuclear cells of an infected person 5 days before

  • Tobacco Mosaic Virus Research Paper

    1070 Words  | 5 Pages

    The tobacco mosaic virus is a single-stranded RNA virus that belongs to the genus tobamovirus, the genus that specifically affects the family Solanaceae and belongs to the family Virgaviridae. The tobacco mosaic virus was the first virus to be discovered(1). In 1982, Dmitri Ivanovsky suggested that there was a non-bacterial infectious agent that was still present in the infected sap after filtering(2,3). In 1898, Beijerinck repeated the Ivanovsky experiments and also found out that the infectious

  • Chicken Pox Virus

    538 Words  | 3 Pages

    Chicken pox is caused by the varicella-zoster virus. It is a relative of the herpes virus and highly contagious and is predominately a childhood disease. The disease can be spread by airborne means through coughing and by contact. The disease may also be spread by those that have developed shingles which is a secondary infection of the varicella-zoster virus that develops with age. Anyone that has had chickenpox can develop shingles. The virus goes dormant when the chicken pox clears but can reactivate

  • Unit 3 Assignment 1 Macro Virus

    718 Words  | 3 Pages

    A macro virus is a computer virus that alters or replaces a macro, which is a set of commands used by programs to perform different actions. (http://usa.kaspersky.com/internet-security-center/definitions/macro-virus). These viruses are made in Microsoft word macro. That is the main reason they are called macro viruses. A macro is a series of commands and actions that help to automate some tasks. The main task of these little guys is to mess around with word documents, infect all documents on someone’s

  • The Ebola Virus

    1798 Words  | 8 Pages

    Trimester: Trimester 8 Topic: Virology Assignment- Discussion on the problems associated with the sporadic outbreak of Ebola virus and why this current outbreak is posing a serious problem to our health system. Introduction Viruses A virus is defined as a microscopic infectious agent which can only replicate inside the cells of other living organisms. Viruses are generally considered as non-living due to the fact that they are not cells, they do not contain cells and lack living components such as

  • H1n1 Swine Influenza

    1825 Words  | 8 Pages

    The illness initially was nicknamed swine influenza in light of the fact that the virus that causes the infection initially hoped to people from the live pigs in which it evolved. The virus is a "reassortant"- a mix of qualities from swine, fowl, and human influenza viruses. Researchers are even now contending about what the virus ought to be called, yet most individuals know it as the H1n1 swine influenza virus. The swine influenza viruses that typically spread among pigs aren't the same as human

  • Ebola Research Paper

    1113 Words  | 5 Pages

    The Ebola virus has been spreading around like wildfire. It is spread by direct contact with contaminated fluids. Blood, vomit, and saliva can carry the virus. It is becoming a growing concern around the world. It has now found its way on American soil. A nurse has caught the Ebola virus from a patient suffering from the virus. She was only doing her job and now her life is in danger. First case of Ebola in America A woman from Texas got a patient that she probably regrets getting. She cared

  • Impetigo Bacterial Infection: Case Study

    1137 Words  | 5 Pages

    1) Impetigo: Impetigo is a bacterial infection that typically affects children ages 2-5 (Hartman-Adams, Banvard, & Juckett, 2014). Impetigo is most commonly caused by Staphylococcus aureus (Hartman-Adams et al., 2014). Impetigo presents as either nonbullous or bullous (Hartman-Adams et al., 2014). Nonbullous impetigo is also known as impetigo contagiosa and makes up roughly 70% of cases (Hartman-Adams et al., 2014). Diagnosis of impetigo in both presentations is clinical (Hartman-Adams et al

  • Rituals In Richard Preston's The Hot Zone

    1020 Words  | 5 Pages

    In the novel, The Hot Zone, many new superstitions become significant due to the fear of epidemics. This connects to the many rituals that were performed and charms that were held. During the outbreak for Ebola and Marburg, people began to fear the virus. They feared they would get infected as everyone else. This fear lead to rituals being performed and lucky charms being held. In the novel, each person who worked in the biohazard lab always “performed all kinds of small rituals before they entered

  • Bluetongue Case Study

    1406 Words  | 6 Pages

    Bluetongue is an infectious, non-contagious viral disease of ruminants and camelids transmit¬ted by Culicoides biting midges. It is caused by the bluetongue virus (BTV) and is placed in the epizooties list of diseases international. The manifestations of bluetongue range from an in apparent to a fatal outcome depending on the serotype and strain of the virus and the species, breed and age of the infected animal; older ani¬mals are generally more susceptible. Clinical signs are usually detected in fine-wool

  • Hepatitis B Case Studies

    901 Words  | 4 Pages

    Pathogens are biological agents; generalized as single cellular microorganism that can vary from virus, fungi or bacteria they are commonly the first link to the chain of infection. Through several substrates and pathways these biological agents invade the host and procreate disrupting the normal physiology of the multi cellular organism, resulting in illness or disease. They are so adaptable they can affect unicellular organisms from biological kingdoms. There are thousands of different pathogens

  • Essay On Monkeypox

    1562 Words  | 7 Pages

    Human monkeypox is a viral zoonotic disease caused by the monkeypox virus (MPXV), a member of the genus Orthopoxvirus (family Poxviridae, subfamily Chordopoxvirinae), that occurs mostly in the rain forests of central and western Africa. People living in or near the forested areas may have indirect or low-level exposure, possibly leading to subclinical infection. However, the disease recently emerged in the United States in imported wild rodents from Africa. Monkeypox has a clinical presentation very

  • Mononucleosis Research Paper

    683 Words  | 3 Pages

    of an infected person. Most people catch the infection by kissing someone who has it. About Epstein-Barr Virus states that, "Epstein-Barr (EBV), also known as the human herpesvirus 4, is a member of the herpes virus family. It is one of the most common human viruses" (About Epstein-Barr Virus, 2016). Human heroes virus type four is the cause of the Epstein-Barr virus. Epstein-Barr virus is common among the entire world, in fact it is proven that almost everyone gets infected at some point in their

  • Essay On Chicken Pox

    909 Words  | 4 Pages

    Chicken Pox Chicken pox is also known as varicella and is caused by varicella zoster virus. According to Arthur Schoenstadt, in the 1500s chicken pox was first discovered by Giovanni Filippo in Italy. Then in the 1600s an English physician, that went by the name of Richard Morton gave the name chicken pox to what he thought was a bad case of the virus known as smallpox. During the 1700s it is believed that William Heberden was the very first English physician to prove that chicken pox and smallpox

  • Why Are Viruses Living Organelles

    694 Words  | 3 Pages

    A virus is a type of microbe that consists of two parts: a small genome of either single-stranded or double-stranded DNA or RNA, and a protein coat called a capsid which protects the genome. It is debatable whether or not viruses are living organisms because of their structures and functions; however, according to the characteristics of what makes an organism truly living, including nutrition, respiration, movement, excretion, growth, reproduction, and homeostasis, viruses are not actually alive