Bacterial diseases occur when pathogenic bacteria get into the body and begin to reproduce and crowd out healthy bacteria, or to grow in tissues that are normally sterile. Outbreaks of bacterial infection related to food consumption are common. Some of these foodborne bacterial infections cause serious diseases, such as typhoid fever, cholera and botulism. However, the bacteria that cause tuberculosis break down tissue, whereas the bacteria that cause diphtheria release toxins. Description of the causal organism as xanthomonas arboricola pv. The pathogen affects most plants in the family brassicaceae cruciferae, including cabbage, broccoli, cauliflower, most brassica spp. The first bacterial disease ever discovered was anthrax caused by bacillus anthracis of. A disease caused by a strain of streptococcus that produces an erythrogenic toxin leading to the development of a red rash and a strawberrycolored tongue.
Soilrelated bacterial and fungal infections american. Plaque that is not removed can harden and form tartar that brushing doesnt clean. Klebsiella is a type of bacteria commonly found in nature. For language access assistance, contact the ncats public information officer. List human diseases caused by bacteria, virus, fungi, and protozoa. One example of a bacterial pathogen that damages host tissue is the bacterium that causes tuberculosis. Infections and infectious diseases are a great burden on many societies, including the countries in the who european region. Report the common viral diseases spread by airborne. Bacterial diseases include any type of illness caused by bacteria. Pneumonia is usually caused by infection with viruses or bacteria and less commonly by other microorganisms, certain medications. An infectious disease caused by the bacteria mycobacterium. Bacterial spot is also a serious disease of pepper. Although arthropodborne bacterial diseases are generally rare,they are of interest either historically plague or because they have been newly introduced into humans lyme disease. Pdf in this book we would focus on how bacterias causes disease to human beings.
Pdf pathogenesis of bacterial infection researchgate. Fungal diseases are presented in the following sequence. The respiratory form of the disease causes a chronic, intermittent, moist cough that may progress to difficulty. There are other less common diseases affecting cucurbits which are not covered here. In contrast, extracellular bacteria typically cause acute diseases, which develop soon after.
The specific bacteria that cause bacterial meningitis vary based on the age of the infected person. Bacterial classification, structure and function introduction the purpose of this lecture is to introduce you to terminology used in microbiology. One way bacteria can cause disease is by breaking down and damaging of the infected organism. Bacterial diseases list of high impact articles ppts. Chapter 2 disease and disease transmission an enormous variety of organisms exist, including some which can survive and even develop in the body of people or animals. The bacteria is typically found in water environments such as freshwater lakes and rivers. Transmission is primarily through the egg but may occur by other means such as. Plant diseases caused by bacteria narratives black rot of crucifers xanthomonas campestris pv. Fungal diseases are caused by fungi, which are small organisms. The prerequisite for success in this fight is the participation of all health care professionals. Infections and infectious diseases whoeurope world health.
Apart from these acute diseases, viruses are also responsible for mumps, polio, rabies etc. Bacteria can also cause disease by releasing that harm the body. A manual for nurses and midwives in the who european region has been written with the aim of developing the knowledge, skills and attitudes of nurses and midwives regarding infections and infectious diseases and their prevention and control. Pneumonia is an inflammatory condition of the lung affecting primarily the small air sacs known as alveoli. In humans, the bacteria are often present in parts of the digestive tract where they do not generally cause problems. If you have problems viewing pdf files, download the latest version of adobe reader. Typically, the growth of these microorganisms is favored by particular soil characteristics and may involve complex life cycles including amoebae or animal hosts. Microbes cause disease in the course of stealing space. Here we are sharing list of all diseases caused by various bacteria,protozoa and viruses.
Erythrogenic toxin a secretion, produced by some strains of streptococci, that causes the red rash of scarlet fever. Printer friendly version cdc pdf 2 pages the immune systemthe bodys defense against infection. In this manual infectious agents which cause infection and illness are called pathogens. Important diseases and causative agents for exam study. If the organism can cause infection, it is an infectious agent. Escherichia coli and salmonella cause food poisoning, helicobacter pylori cause gastritis and ulcers, neisseria gonorrhoeae causes the sexually transmitted disease gonorrhea, neisseria meningitidis causes meningitis. Helminths are large parasites worms, which can be a major cause of morbidity in some countries.
This pathogen is inhaled into the lungs, where its growth triggers an immune response that can destroy large areas of tissue. Prophylaxis bcg vaccine isolation, health education. Antibiotics are used successfully to control bacteria. With this lifethreatening infection, the skin and deep underlying tissues are not eaten by the bacteria.
Many klebsiella infections are acquired in the hospital setting or in longterm care facilities. List human diseases caused by bacteria, virus, fungi, and. Your body can be more prone to bacterial infections when your immune system is compromised by a virus. Bacterial meningitis can be caused by a number of bacteria. Malaria and sleeping sickness are diseases caused by protozoa. Common diseases of tomatoes part ii diseases caused by. Harmful bacteria may also emit toxins that damage the body. This invasion, called an infection, is what causes. For adults and adolescents, neisseria meningitidis and streptococcus pneumoniae are the most common causes of the disease.
To understand how vaccines work, it helps to first look at how the body fights illness. A variety of classic and emerging soilrelated bacterial and fungal pathogens cause serious human disease that frequently presents in primary care settings. The most severe type of bacterial skin infection is necrotizing fasciitis, commonly known as flesheating bacteria disease. Bacteria diseases, viral diseases, fungus diseases, protozoa diseases. List human diseases caused by bacteria, virus, fungi, and protozoa hello friends welcome to. The bacteria survive on diseased plant debris and on tomato seed. Bacterial diseases were once leading causes of death. List of 10 important bacterial diseases human health.
Goat diseases and farm herdhealth safety compiled by charlotte cliffordrathert. Specific evolved virulence factors or the ability to grow in diverse. A balance develops between persistent infection and protective immunity, resulting in long incubation time and in chronic disease. Bacterial diseases in humans biology 2e bc open textbooks. For instance, bacteria or similar organisms that are present within the mycelium are the causes of such diseases as drippy gill and mummy disease. In this article we will discuss about the classification of plant diseases. Bacterial diseases bacterial infection symptoms, causes. The risk of outbreaks of waterborne diseases increases where standards of water, sanitation and personal hygiene are low. Hallmark 6 intracellular bacteria coexist with their cellular habitat for long periods. After harvest, they are a major cause of mushroom browning. An infectious disease is any disease caused by a pathogen germ such as a virus, bacteria, parasite, or fungus. Bacteria are known to cause distortion, discolouration and decay. Although we will mostly discuss infectious diseases in people on this page, other living organisms such as animals, plants, and microorganisms can all be made ill by an infectious disease.
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. When germs, such as bacteria or viruses, invade the body, they attack and multiply. The causes are bacteria, salmonella pullorum and s. Cover different classification schemes for grouping bacteria, especially the use of the gram stain 2. Diseases caused by bacteria cholera vibrio cholerae anthrax bacillus anthrasis diphtheria corynebacterium diphtheriae leprosy mycobacterium leprae botulism clostridium botulinum syphilis treponema pallidum tetanus clostridium tetani trachoma chlamydia trachomatis tuberculosis mycobacterium tuberculosis typhoid fever salmonella typhi. This primefact covers common cucurbit diseases caused by fungi, bacteria and viruses. Bacterial diseases for questions 15, complete each statement by writing the correct word or words. Microbes or microorganisms diseases caused by microorganisms diseases caused by bacteria, viruses, protozoans and fungi.
The bacteria leaves the body in stool of an infected person and infects another person through contaminated hands, food, water, or objects toys, pens etc. Cause bacterial infections diseases, trench fever, catscratch disease, hepatis, chronic bacteremia, endocarditis and neurological problems baylisascaris infection by roundworms that infect dozens of animal species. Cholera is a severe intestinal disease caused by the bacteria, vibrio cholerae vibreeo collarah. Pullorum disease and fowl typhoid are infectious, acute, or chronic bacterial diseases affecting primarily chickens and turkeys, but most domestic and wild fowl can be infected. Improved sanitation, vaccines, and antibiotics significantly decreased mortality rates. In the united states, klebsiella pneumoniae and klebsiella oxytoca are the two strains responsible for most human illnesses. Genetic and rare diseases information center gard po box 8126, gaithersburg, md 208988126 tollfree. We greatly appreciate the editorial assistance of cimmyt. Diseases caused by bacteria include diphtheria, typhoid, cholera etc.
Chemical control strategies that may be required are updated annually in the osu extension agents handbook of insect, plant disease and weed control circular e832. The jejunum, ileum and colon are primarily affected resulting in acute inflammation and occasionally, abscess formation. Worldwide, the proportion of people with access to safe drinkingwater and ba. They are compounds that block the growth and reproduction of bacteria. This list is very important for one day exams and upsc exams. Bacterial diseases bacteria are microscopic, singlecelled organisms bacte. Most diseases covered are economically significant or have the potential to become so. These include both acute and infectious diseases like the common cold, to chronic disease like aids. List of human diseases caused by bacteria,virus,fungi. Respiratory system disease caused by influenza virus rna virus. Learn more about types of bacterial disease and the mechanism by which bacteria cause illness. Gingivitis is a mild form of gum disease that can usually be reversed with daily brushing and flossing, and regular cleaning by a dentist or dental hygienist. Microbiological classification of infectious diseases. Bacterial disease, any of a variety of illnesses caused by bacteria.