May 16, 2019 human disease in this topic we are going to figure out some serious diseases caused by various types of bacteria, viruses protozoa and fungus. The big picture book of viruses viral disease index. Viral diseases are not treatable with antibiotics, which can only cure bacterial diseases and infections. Spread by intimate contact with virus contaminated blood, in utero from mother to fetus, by the fecaloral route, sexually, or through organ transplants. Enterovirus acute hemorrhagic cystitis adenovirus 11 and 21 aids acquired immune difficiency syndrome human immunodeficiency virus. The most common diseases caused by viruses include ebola, influenza, yellow fever, human immunodeficiency virus hiv aids, human papillomavirus hpv, viral gastroenteritis, varicella, and viral hepatitis, among others. Image c shows the impact of the 1918 virus in mouse lung tissue. There are many types of viruses that cause a wide variety of viral diseases. Most human infections in the world today are either caused by viruses or bacteria.
The story of the great influenza pandemic of 1918 and the search for the virus that caused it by. Human disease in this topic we are going to figure out some serious diseases caused by various types of bacteria, viruses protozoa and fungus. Simian virus 40 and human disease the journal of infectious. These are caused by infectious agents that live and propagate into living cell units. Human monkeypox clinical infectious diseases oxford. Viruses, plagues, and history paints a sweeping portrait of humanitys longstanding conflict with our unseen viral enemies. Microbes or microorganisms diseases caused by microorganisms diseases caused by bacteria, viruses, protozoans and fungi. These microscopic particles spread easily, typically via persontoperson contact or touching contaminated surfaces.
In india as well as in the world many people often search for different human diseases and their scientific name of micro germs. List of diseases caused by bacteria and viruses in humans. Monkeypox virus is an orthopoxvirus, a genus that includes camelpox, cowpox, vaccinia, and variola viruses. List of different human diseases caused by bacteria viruses protozoa and fungi. The 1918 virus replicates quickly and causes severe disease in the lung tissues of mice. Aphids spread it, and they cause physical damage to the plant, which allows entry of the virus via wind, splashing or dripping sap. There are obviously many other human diseases caused by viruses. List of human diseases caused by bacteria, virus, fungi. Viral infections cause a host of different diseases, some mild and others potentially fatal.
The severity of viral illnesses ranges from mild to lethal. Pages in category diseases caused by viruses the following 46 pages are in this category, out of 46 total. Characterized by a runny nose, cough and sore throat, although harmless the common cold virus is caused by more than 200 viruses. Many serious diseases such as rabies, ebola virus disease, aids hiv, avian influenza, and sars are caused by viruses. Animal diseases caused by viruses pharmacies and medicinesca. It is considered one of the most contagious viral and infectious diseases in the world. List of seven important diseases caused by virus in humans. Indeed, many professional medical books are devoted exclusively to this topic. Clinical recognition, diagnosis, and prevention still remain challenges in the resourcepoor endemic areas where monkeypox is found. The virus spreads by respiratory droplets released when someone with the virus coughs, sneezes or talks. But in the film reboot of 2008 this was updated to a virus.
Infectious diseases have played a dominant role in the history of human disease and medical care. This list is very important for one day exams and upsc exams. Despite its scary potency, the unnamed virus is not dangerous to humans and did not attack human cells during tests. Human infections and diseases caused by viruses include ebola fever, chicken pox, measles, influenza, hivaids, and herpes.
List human diseases caused by bacteria, virus, fungi, and. The text, organized alphabetically, spotlights how infectious diseases have influenced key aspects of human civilization. Its a serious disease, although many people get only mild infections. Human diseases caused by viruses pubmed central pmc. The number of diseases caused by viruses, is probably lesser than only the number of species of viruses.
Once inside the body, viruses enter cells and reproduce quickly. Sometimes the virus and human immune system can establish a balance. May 30, 2017 viruses are likely the most abundant organisms on earth. Diagnosis and treatment edit viral disease is usually detected by clinical presentation, for instance, severe muscle and joint pains preceding fever, or skin rash and swollen lymph glands. Viral diseases are extremely widespread infections caused by viruses, a type of microorganism. Caused by a flavivirus, rna virus appeared in new york in 1999 causing human and animal deaths by 2006 found in all continental u. The most common type of viral disease is the common cold, which is caused by a viral infection of the upper respiratory tract nose and throat.
Though rare, ebola virus disease evd is an often fatal infection caused by one of the five strains of the ebola virus. The idea is to use the virus to develop a vaccine that will protect us from both viruses. List human diseases caused by bacteria, virus, fungi, and protozoa hello friends welcome to. Once mature the daughter viruses break the cell and spread elsewhere. List of diseases in plants caused by viruses healthfully.
These are diverse in nature and can infect animals, plants, and microorganisms and transmitted by biological vectors only. List of human diseases caused by bacteria, virus, fungi, and protozoa. All humans contract multiple viruses throughout the course of life. Science writer david quammen says the new coronavirus is the latest example of the way pathogens are migrating from animals to humans with increasing frequency and. However, some viruses may attack certain cells and multiply within them. Includes a new chapter on emerging and reemerging viral diseases such as avian flu, sars, the spread of west nile virus across america, and the continuing spread of nipah virus in southeast asia. Diseases caused by flatworms and roundworms filariasis parasitic disease infection with roundworms of thefilarioidea type hookworm disease ancylostomaduodenale. Dwight garner, new york times the next big human pandemic. Many of the monkeykidney cultures used to prepare poliovirus pools were infected with the. Data has shown that it spreads from person to person among those in close contact within about 6 feet, or 2 meters. Researchers hope the results will be used to treat and study bacterial diseases in humans. Along with natural disasters, infectious diseases are among the top unintentional causes of human death and suffering the world over.
Essentials of human disease is a consolidated and modified version of the very successful introduction to human disease, now in its eighth edition. Animal virus wikipedia can epstein barr virus cause autoimmune diseases major diseases caused by viruses 1 ebola. When a cell is infected with a virus several effects may be seen. However when the human immune system is weak due to various reasons, the viruses can break the balance and cause problems, became so called opportunist pathogen. Please use one of the following formats to cite this article in your essay, paper or report. Viral diseases viral diseases are extremely widespread infections caused by viruses. This volume provides essential, accessible information on scores of infectious diseases, their spread through populations, symptoms, diagnoses, and treatment. Coronavirus disease 2019 covid19 symptoms and causes. List of human diseases caused by bacteria, virus, fungi, and.
It has another claim to fame as the first virus imaged with an electron microscope. List human diseases caused by bacteria, virus, fungi, and protozoa. This means that the viral infection causes illness for a period of time, then it resolves and symptoms disappear as your immune system attacks the virus and your body recovers. However, it could enter human cells just like natural viruses. Here we are sharing list of all diseases caused by various bacteria,protozoa and viruses. May, 2020 common colds are the most seen diseases caused by viruses. Diagnosis and treatment edit viral disease is usually detected by clinical presentation, for instance, severe muscle and joint pains preceding fever, or. A virus is a micro organism and it is usually very difficult to kill. Mice shed the virus in their urine, saliva, and feces. Chickenpox varicella is a highly contagious childhood skindisease caused by varicellazoster virus vz virus, a member of the family herpesviridae. Diseases and causing agent prelims questions, questions. Gk human diseases caused by bacteria viruses protozoa. The discovery and reconstruction of the 1918 pandemic virus.
However, the most common viral diseases, the common cold and the flu, are selflimiting in generally healthy people. It covers the essential structural and functional characteristics of common and important diseases, as well as the principles of diagnosis and treatment. Epsteinbarr virus and autoimmune diseases national. A better understanding of how the virus infection contributes to autoimmune diseases in some people could lead to therapies that interrupt or reverse the process. The virus is a tiny infectious agent that duplicates only inside the living cells of other creatures. Pandemic plagues caused by viruses like the new coronavirus, or other diseases like tuberculosis and cancer have. Some diseases have left their mark on the human race, warping the course of human history in their wake. It is a disease caused by the virus of homonymous name ebola. Human retroviruses medical microbiology ncbi bookshelf. Cold, flu, stomach and hepatitis viruses are among the most common types of human viruses encountered worldwide. The virus is the foremost orthopoxvirus affecting human populations since smallpox eradication, confirmed by the world health organization in 1980. Get a printable copy pdf file of the complete article 116k, or click on a page image below to browse page by page. In certain cases, like that of the bubonic plague, population levels were drastically reduced for centuries afterward. The virus could also be used to alter the human gene.
By damaging your immune system, hiv interferes with your bodys ability to fight the organisms that cause disease. Jun 04, 2019 please use one of the following formats to cite this article in your essay, paper or report. Similar to other vertebrate animals, humans possess retroviruses that exist in two forms. Human viruses cause a variety of maladies, depending on the virus type and the tissues infected. Viruses are likely the most abundant organisms on earth. Middle east respiratory syndrome mers is a new virus that appeared in saudi arabia a few years ago. Human immune system can generate antibodies against viruses, the antibody will recognize the virus and destroy it. Viruses and illnesses, both real and fictive, have appeared in several books. Gk, general studies, optional notes for upsc, ias, banking, civil services. To diseases caused by viruses, they are known as diseases or viral infections. Quammen is not just among our best science writers but among our best writers, period. The relative ability of viruses to cause disease is described in terms of virulence. The virus spreads very rapidly, overcoming the bodys immune response and. Diseases and causing agent prelims questions, questions from.
If this association can be confirmed it is the first known case of disease caused by a virus previously considered pathogenic only to plants. Caused by hepatitis c virus hcv formerly called nona, nonb hepatitis, an enveloped ssrna virus within the family flaviviridae. Apr 19, 2011 essentials of human disease is a consolidated and modified version of the very successful introduction to human disease, now in its eighth edition. The virus can infect the linings of the brain and spinal cord. Human body also harbors a lot of viruses, but most of them do not cause diseases.
The most common diseases caused by viruses include ebola, influenza, yellow fever, human immunodeficiency virus hiv aids, human papillomavirus hpv, viral gastroenteritis, varicella, and viral hepatitis, among others to diseases caused by viruses, they are known as diseases or viral infections. The inadvertent and unrecognized presence of simian virus 40 sv40 in the commercial inactivated salk poliovaccines administered between 1955 and 1963 resulted in the potential exposure of millions of individuals, in the united states and elsewhere, to this polyomavirus of the rhesus macaque. Rabies is a deadly disease that can be transmitted to humans through the bites of infected dogs that usually have the virus in their saliva. Full text full text is available as a scanned copy of the original print version. Vaccines have been effective at preventing some types of viral infections, such as small pox, in humans. Researchers found a mechanism that may explain why the epsteinbarr virus is associated with certain autoimmune illnesses such as lupus. Bacteria are small single celled organisms and are amongst the most successful life forms on the planet. Spread by intimate contact with viruscontaminated blood, in utero from mother to fetus, by the fecaloral route, sexually, or through organ transplants. It is closely related to sars and is spread from bats to camels and, finally, to humans. Gk human diseases caused by bacteria viruses protozoa fungi. Dec 15, 2004 the inadvertent and unrecognized presence of simian virus 40 sv40 in the commercial inactivated salk poliovaccines administered between 1955 and 1963 resulted in the potential exposure of millions of individuals, in the united states and elsewhere, to this polyomavirus of the rhesus macaque.
Best fiction books about diseases or viruses 155 books. Image a shows mouse lung tissue infected with a human seasonal h1n1 flu virus. One of the reasons sars could adapt from bat to civet to human is the fact that it is a coronavirus, which is a group of viruses that are very readily adaptable. Viruses cause a number of diseases in the organisms they infect. Ncert science textbooks class 612, wikipedia microbes or microorganisms microorganisms include bacteria, fungi, protozoa, some algae, viruses, viroids and also prions that are proteinacious infectious agents. In 1918, the virus caused severe disease in the lungs of people infected, as well. This is an airborne infection and is transmitted through the nose and mouth. May 02, 2018 most human infections in the world today are either caused by viruses or bacteria. This virus can be spread to another person in 48 hours. Examples of common human diseases caused by viruses include the common cold, influenza, chickenpox, and cold sores. Dec 18, 2018 there are obviously many other human diseases caused by viruses.
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