Sets (29) Classes (0)

Koch's Postulates definitions

# Definition Sets
1 series of guidelines used to identify the microorganism that causes a specific disease 96 sets
2 1) pathogen must be present in all disease cases 2) isolate pathogen, cultivate in pure culture 3) inoculate into susceptible animal, initiate disease symptoms 4) re-isolate pathogen, confirm it's the same pathogen 78 sets
3 a set of four criteria for determining whether a specific pathogen is the cause of a disease. 33 sets
4 set of rules for proving that a microorganism causes a specific disease. 31 sets
5 steps for directly relating a specific microbe to a specific disease 29 sets
6 set of guidelines developed by koch that helps identify the microorganism that causes a specific disease 22 sets
7 used to prove the cause of an infectious disease 14 sets
8 rules for determining the cause of a disease 10 sets
9 a four step procedure for identifying a pathogen 10 sets
10 a four-stage procedure for identifying a pathogen 9 sets
11 criteria used to determine the causative agent of infectious diseases. 9 sets
12 criteria used to determine the causative agent of infectious disease 8 sets
13 a set of criteria for proving that a given microorganism causes a given disease 8 sets
14 "rules" for determining the cause of a disease; scientists have used these to identify 1000's of pathogens 7 sets
15 the same pathogen must be present in every case of the disease, that pathogen must be isolated so that it can be cultured. that culture must be tested to see if it will cause the disease in a healthy lab animal. 7 sets
16 proved that microorganisms cause disease. sequence of steps for directly relating a specific microbe to a specific disease. 7 sets
17 the series of experimnts that proves a germ causes diseases 7 sets
18 criteria used to determine the causative agent of infectious diseases 7 sets
19 series of guidelines used to identify the microorganism that causes a specific disease. 7 sets
20 a four-stage procedure that robert koch formulated for identifying specific pathogens and determining the cause of a given disease 7 sets
21 four criteria used to determine whether a suspected infectious agent causes a particular disease. 6 sets
22 experimental steps relating a specific pathogen to a specific disease 6 sets
23 criteria for establishing whether a disease was caused by a given bacteria. 6 sets
24 a sequence of experimental steps for directly relating a specific microbe to a specific disease 6 sets
25 1)agent must be found in all diseased animals 2)microbe must be isolated 3)innoculated into healthy animal and cause the disease 4)microbe must be recovered from diseased animal 6 sets
26 the pathogen must be isolated from inoculated animals and must be different from the original organism. 5 sets
27 if successful, causative agent of particular disease - suspected causative agent must be found in every case of the disease and be absent from healthy host - agent must be isolated and grown outside the host (in a lab situation & purify) - when agent is introduced into a healthy, susceptible host, the host must get the disease - same agent must be reisolated from diseased experimental host 5 sets
28 1. agent found in every case 2. isolated in pure culture 3. inoculation should produce same disease in another healthy subject 4. should be able to isolate organism again from diseased animal. 5 sets
29 steps for proving that a disease is caused by a certain microscopic organism 5 sets
30 certain requirements that must be met before a given microorganism can be considered the cause of a certain disease. 5 sets
31 anthrax; "specific organism causes a specific disease" 5 sets
32 1) pathogen must be present in all disease cases 2) isolate pathogen, cultivate in pure culture 3) inoculate into susceptible animal, initiate disease symptoms 4) re-isolate pathogen, confirm it's the same pathogen 5 sets
33 "rules" for determining the cause of a disease 5 sets
34 set of laws developed by robert koch to conclusively determine the cause of a disease 5 sets
35 the same pathogen must be present in every case of the disease; the pathogen must be isolated from the disease host and grown in pure culture; the pathogen from the pure culture must cause the disease when it is inoculated into healthy, susceptible animal; the pathogen must be isolated from the inoculated animal/shown to be the original organism 5 sets
36 •the microorganism must be present in every case of the disease but absent from healthy individuals •the suspected microorganism must be isolated & grown in a pure culture •the same disease must result when the isolated microorganism is inoculated into a healthy host •the same microorganism must be isolated again from the diseased host 4 sets
37 1) microbe found in all infected organisms 2) microbe can be isolated and cultured 3) cultured microbe can cause disease in healthy individual 4) microbe can be reisolated and is identical 4 sets
38 are used to prove the cause of an infectious disease 4 sets
39 set of rules for proving that a microorganism causes a specific disease 4 sets
40 a four stage procedure that robert koch formulated for identifying a specific pathogen as the causes of a specific disease 4 sets
41 a set of four criteria for determining whether a specific pathogen is the cause of a disease 4 sets
42 a set of rules for establishing that a particular microorganism causes a particular disease. 4 sets
43 a set of rules for proving that a specific microorganism causes a particular disease 4 sets
44 a list of postulates that should be met before a causative relationship can be accepted between a disease agent and the disease in question. 4 sets
45 set of postulates needed to prove that a particular organism causes a particular disease 3 sets
46 1. the microorganism must be found in abundance in all organisms suffering from the disease, but should not be found in healthy animals. 2. the microorganism must be isolated from a diseased organism and grown in pure culture. 3. the cultured microorganism should cause disease when introduced into a healthy organism. 4. the microorganism must be re-isolated from the inoculated, diseased experimental host and identified as being identical to the original specific causative agent. 3 sets
47 find evidence of a particular microbe in every case of a disease •isolate that microbe from an infected subject and cultivate it in pure culture in the laboratory •inoculate a susceptible healthy subject with the laboratory isolate and observe the same resultant disease •reisolate the agent from this subject 3 sets
48 -microorganisms are found in abundance in diseased organisms -they can be isolated from the organism, grown in a pure culture, and reintroduced into healthy organisms to induce sickness -disease-causing microorganisms are sometimes also found in abundance in asymptomatic individuals 3 sets
49 1. have to correlate presence of critter with diseased state 2. take critter and grow it in a culture 3. recreate disease by injection into something 4. verify with #1 3 sets
50 1. organism must be isolated from diseased organism in all cases 2. organism must be obtained in pure culture 3. pure culture must be able to cause original disease after re-introduction 4. must be re-isolated from the model organism 3 sets
51 same microbe associated with specific disease, microbe can be recovered and grown in pure culture, pure culture must cause disease in experimental animal, original microbe must be recovered from experimental disease (in animal) 3 sets
52 set of guide lines developed by koch that helps identify the microorganism that causes a specific disease 3 sets
53 1) pathogen must be present in all disease cases 2) isolate pathogen, cultivate in pure culture 3) inoculate into susceptible animal, initiate disease symptoms 4) re-isolate pathogen, confirm it's the same pathogen 3 sets
54 1. disease organism must be present in every instance of a disease 2. disease organism must be isolated & grown in pure culture 3. inoculation of a sample of that culture into a healthy, susceptible animal must produce the same disease 4. disease organism must be recovered from body of inoculated animal and again isolated & grown 3 sets
55 the steps for determining the etiology of a certain disease 3 sets
56 a series of proofs that verified the germ theory and could establish whether an organism was pathogenic and which disease it caused 3 sets
57 koch's postulates: sequence of experiment steps for directly relating a specific microbe to a specific disease -criteria have become invaluable in investigations proving that specific microorgs cause many diseases 3 sets
58 pathogen must be present in infected individuals and absent in healthy individuals, pathogen must be grown in pure culture, cells from pure culture must cause disease in a healthy individual, pathogen must be recultured and shown to be the same as the original 3 sets
59 1.microbes present in every case 2.microbe must be isolated & grown in culture 3. microbe cause disease when injected into susceptible host 4.microbe sample from sick/dead can grow in culture and identical to culture in step 2 3 sets
60 rules for demonstrating that an organism causes a disease 3 sets
61 the logical steps he followed to prove the cause of an infectious disease remain an important part of microbiology today - 1. suspected causative agent must be found in every case of the disease and be absent from healthy hosts; 2. the agent must be isolated and grown outside the host; 3. when agent is introduced to a healthy, susceptible host, the host must get the disease; 4. same agent must be reisolated from now-diseased experimental host 3 sets
62 1. specific causative agent must be found in every case of the diseases.2.the diseases organism must be isolated in pure culture.3.inoculation of a sample of the culture into a healthy, susceptible animal must produce the same disease.4the disease organism must be recovered from the inoculated animal. 3 sets
63 the flaws of ____ ________ 1) some bacteria cannot be cultivated in vitro 2) some diseases don't have animal models 3 sets
64 general guidelines to identify pathogens that could be isolated with the techniques of the day (19th century) 1.) isolate 2.) incubate 3.) infect healthy animal 4.) identify longer definition: 1. the microorganism must be found in abundance in all organisms suffering from the disease, but should not be found in healthy animals. 2. the microorganism must be isolated from a diseased organism and grown in pure culture. 3. the cultured microorganism should cause disease when introduced into a healthy organism. 4. the microorganism must be reisolated from the inoculated, diseased experimental host and identified as being identical to the original specific causative agent. 3 sets
65 used to relate a single microorganism to a single disease 3 sets
66 used to establish the cause of a particular disease 3 sets
67 establish the relationship between an organisms and a disease 1. the organism must be found in all cases of the disease 2. the organism must be isolated and grown in pure culture 3. the disease must be reproduced when the organism, in pure culture, is reintroduced into a suitable host. 4. the organism should be re-isolated from the experimental host. 3 sets
68 a set of rules for proving that a specific microorganism causes a particular disease. 3 sets
69 a group of principles expostulated by robert koch, by which one could determine whether a microorganism or infectious agent caused a disease. they are: (i) the organism is regularly found in the lesions of the disease; (ii) it can be isolated in pure culture on artificial media; (iii) inoculation of the culture produces a similar disease in experimental animals; (iv) the organism can be recovered from lesions in these animals. 3 sets
70 1) causative organism is always present with disease. 2) causative organism is not found in any other disease. 3) an organism isolated from a case is able to produce disease. 4) isolated organism can be grown in the lab. 3 sets
71 ___ are a sequence of experimental steps for directly relating a specific microbe to a specific disease 3 sets
72 a procedure to determine which organisms causes a disease 3 sets
73 link #1. stated by koch to describe what pathogen caused a disease: 1. the microorganism must be found in abundance in all organisms suffering from the disease but not in healthy organisms. 2. the microorganism must be isolated from the diseased organism and grown in pure culture. not all can be grown so now we use 16s rrna sequencing instead. 3. the cultured microorganism should cause disease when introduced in a new healthy organism. used mice to test this. 4. the microorganism must be reisolated form the inoculated, diseased experimental host and identified as being identical to the orginal specific causative agent. 2 sets
74 determines association with disease: the organism must be present in every case of the disease, the organism must be isolated and grown in the laboratory, when injected with the laboratory-grown culture, the animal must develop the disease; the organism must be isolated from the newly infected animals 2 sets
75 how we prove a particular organism is the cause of a particular disease 1) pathogen must be present in all disease cases 2) isolate pathogen, cultivate in pure culture 3) inoculate into susceptible animal, initiate disease symptoms 4) re-isolate pathogen, confirm it's the same pathogen 2 sets
76 four criteria used to determine whether a suspected infectious agent causes a particular disease 2 sets
77 show that a specific infectious disease is caused by a specific microorganism 2 sets
78 1. pathogen must be present in every case -found in diseased tissue 2. must be isolated and grown in pure culture 3.must cause the disease when it is inoculated into a healthy human 4. must be shown to be the original organism 2 sets
79 1. pathogen always present w/disease 2. isolate and characterize 3. inoculate healthy w/disease 4. reisolate same pathogen 2 sets
80 rules for determining the causes of diseases 2 sets
81 1. the microorganism must be found in abundance in all organisms suffering from the disease, but should not be found in healthy organisms. 2. the microorganism must be isolated from a diseased organism and grown in pure culture. 3. the cultured microorganism should cause disease when introduced into a healthy organism. 4. the microorganism must be reisolated from the inoculated, diseased experimental host and identified as being identical to the original specific causative agent 2 sets
82 series of guidlines used to identify the micro-organisms that causes a specific disease 2 sets
83 were devised to identify agents of disease. 2 sets
84 are rules for determining the cause of a given disease. 2 sets
85 rules for proving a particular microorganism is cause of a particular disease. microorganism must be present in all cases of disease. microorganism must be isolated from victim in pure culture. microorganisms from pure culture must be able to infect hosts. microorganism must be isolated from experimentally-infected host and grown in pure culture for comparison with original culture 2 sets
86 what are the steps to be followed in identifying a specific pathogen as the caue of a disease? 2 sets
87 the bacteria must be present in every case of the disease. the bacteria must be isolated from the host with the disease and grown in pure culture. the specific disease must be reproduced when a pure culture of the bacteria is inoculated into a healthy susceptible host. the bacteria must be recoverable from the experimentally infected host. 2 sets
88 a process to identify the specific pathogen for a disease 2 sets
89 steps koch developed for determining the cause of a given disease 2 sets
90 association, isolation, causation, reisolation 2 sets
91 criteria used to determine the causative agent of infectious disease. 2 sets
92 a four-stage procedure that robert koch formulated for identifying a specific pathogen as the cause of a specific disease 2 sets
93 a set of criteria used to prove that a pathogen is the causal agent of disease 2 sets
94 1. the same pathogen must be present in every case. 2. the pathogen must be isolated from the diseased host and grown in a pure culture. 3. the pathogen from the pure culture must case the disease when it is inoculated into a healthy animal. 4. the pathogen must be isolated from the inoculated animal and must be shown to be the origional organism. 2 sets
95 1. the pathogen should always be found in the body of a sick organism and should not be found in a healthy one. 2. the pathogen must be isolated and grown in the lab in pure culture. 3. when the cultured pathogens are placed in a new host they should cause the same disease that infected the original host. 4. the injected pathogen should be isolated from the second host. it should be identical to the original pathogen. 2 sets
96 in-out-in-out, 1. specific causative agent must be found in every case of the disease 2. disease organism must be isolated & grown in pure culture 3. inoculation off sample of pure culture into healthy animal to produce the same disease 4. identical disease organism must be recovered in pure culture from inoculated animal. 2 sets
97 1. the pathogen should always be found in the body of a sick organism and should not be found in a healthy one. 2. the pathogen must be isolated and grown in the lab in pure culture. 3. when the cultured pathogens are placed in a new host they should cause the same disease that infected the original host. 4. the injected pathogen should be isolated from the second host. it should be identical to the original pathogen. 2 sets
98 experimental steps relating a specific pathogen to a specific disease. 2 sets
99 1. must be present in every case of disease 2. can be isolated and grown in cultures 3. isolated pathogen can cause disease in a patient 4. can be isolated from inocculated animal 2 sets