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Scientific American, February 2010, p
Scientific American, February 2010, p

... Most bacteria are well-behaved companions. Indeed, if you are ever feeling lonely, remember that the trillions of microbes living in and on the average human body outnumber the human cells by a ratio of 10 to one. Of all the tens of thousands of known bacterial species, only about 100 are renegades ...
PowerPoint
PowerPoint

... frequently lethal infectious diseases in humans: anthrax, plague, tularemia and brucellosis. • The pathogens Bacillus anthracis, Yersinia pestis and Francisella tularensis are considered biological weapons of mass destruction and their possession, storage and proliferation is regulated by the US Pat ...
Enterobacteriaceae (Intro and E. coli)
Enterobacteriaceae (Intro and E. coli)

...  Because of growth at low temperature (4°C) can spread in blood products ...
Infectious Diseases and Parasite Vectors
Infectious Diseases and Parasite Vectors

... included lice, mites, and ticks. • In a number of diseases caused in humans these parasites act as vectors for the virus/bacteria which once they have entered into humans cause diseases. ...
The Plague
The Plague

... be contracted if bitten by an infected rodent or flea. • Pneumonic can be transferred through exposure to infected particles. This usually occurs when in close contact with someone who is infected and is exposed to sputum that is coughed up. ...
The Plague Video Handout Answers
The Plague Video Handout Answers

... angry. They tried to fix it by passing laws against certain sins (e.g. gambling or prostitution) or by trying to punish themselves and please God (like the flagellant movement). Second, they thought it might have been caused by three planets lining up, which caused “bad air” and made the “balances” ...
Plague - Labor Spiez
Plague - Labor Spiez

... Yersinia pestis as a biological weapon The first reported case of plague being used as a biological weapon dates back to the epidemic in the 14th century. The Tatars catapulted their plague-ridden corpses over the city walls of Kaffa (now the Crimean peninsula). As a result of their actions, they we ...
cells 1
cells 1

... first extracted DNA fragments from the teeth of two plague victims who were buried in Bavaria, Germany, around the time of the Justinian Plague outbreak. DNA is the material that holds information about how a person will look and how his or her body will work. Next, they reconstructed the genetic mat ...
Digitizing Historical Plague - Oxford Academic
Digitizing Historical Plague - Oxford Academic

... TO THE EDITOR– Outbreaks of bubonic plague initiated by the flea-borne bacterium Yersinia pestis have repeatedly afflicted the Old World since the onset of the ‘Justinian Plague’ in 541 AD [1]. The second European pandemic, the ‘Black Death’ rapidly killed around half of the population during 1347–135 ...
ID Snapshot: Human plague cases reported worldwide, including in
ID Snapshot: Human plague cases reported worldwide, including in

... One theory suggests the epidemic ended when the rodent reservoir in Europe (black rat) was replaced by the brown rat, which was not as prone to transmit the infection. Which one of the following statements about plague is not accurate? ...
Could the `Black Death` Become a Re
Could the `Black Death` Become a Re

... century, around 75 million people globally perished, mainly through lymphadenitis. This manifestation of the plague continued to be a disease of major importance until the seventeenth century and the main regions affected were Europe (where 30–60% of the European population was wiped out) and Asia [ ...
Facts about Pneumonic Plague
Facts about Pneumonic Plague

... Facts about Pneumonic Plague Plague is an infectious disease that affects animals and humans. It is caused by the bacterium Yersinia pestis. This bacterium is found in rodents and their fleas and occurs in many areas of the world, including the United States. Y. pestis is easily destroyed by sunligh ...
Could the `Black Death` Become a Re
Could the `Black Death` Become a Re

... century, around 75 million people globally perished, mainly through lymphadenitis. This manifestation of the plague continued to be a disease of major importance until the seventeenth century and the main regions affected were Europe (where 30–60% of the European population was wiped out) and Asia [ ...
Bubonic Plague
Bubonic Plague

... silent period. In centuries past, scientist believed they had eradicated the plague since it suddenly would disappear after the population of infected rodents dissipated to almost non-existence. Outbreaks usually occur in areas of poor sanitation and housing conditions, or areas known to have an abu ...
Powerpoint for Lecture, 06 October
Powerpoint for Lecture, 06 October

... bacteria) known today as Yersinia pestis • It was discovered in 1894 by the Swiss/French physician Alexandre Yersin • It was originally named Pasturella pestis, but was renamed Yersinia pestis in 1944 to commemorate Yersin’s discovery ...
The Plague Completed Cornell Notes
The Plague Completed Cornell Notes

... Bacteria from flea bite causes internal bleeding; blood dries; skin turns black; Also called the Black Death Enters from Asia; spread by rats 25 million die; only decrease in pop in history Affected authority of the church since it did not have the answers Ended feudalism – workers were scarce could ...
DCE SMART Team 2011-2012: The Bubonic Plague
DCE SMART Team 2011-2012: The Bubonic Plague

... Surface Protein - Pla Gram-negative bacteria Attaches to cell walls in the lymph nodes - Attracts Plasminogen activator inhibitors (PAI) into negative pocket Breaks peptide bonds ...
Plague Information for the Public
Plague Information for the Public

... Europe, and Asia killing approximately 50% of the population; the “Black Death” or “Great Pestilence” that began in1346 was responsible for approximately 50 million deaths in Africa, Asia, and Europe; and the 1855 epidemic that began in China ultimately killed over 12 million people in India & China ...
07._plague
07._plague

... There are three human types of the disease. Bubonic plague is the most common. A flea bite deposits causes infection. As a result, the disease is characterised by 'buboes', large, inflamed and painful swellings in the groin, armpits or neck, depending on where the flea bite occurred. 60% of all thos ...
Bubonic Plague Revival - Wisconsin State Disease Control (Satire)
Bubonic Plague Revival - Wisconsin State Disease Control (Satire)

... • Yersinia pestis bacteria outbreak: what is also known as the “Black Death” • Accelerated spread across cities and states ...
Some of the major infectious diseases
Some of the major infectious diseases

... Some of the major infectious diseases (past and present) that have afflicted (and continue to afflict) humans. This is a writable document. You need to complete the table for 7 bacterial diseases, 7 viral diseases, 4 "protist" diseases, and 2 fungal diseases. If you can't do this on a computer for s ...
Plague Madagascar 21/11/2014
Plague Madagascar 21/11/2014

... of the lymph node). If the bacteria reach the lungs, the patient develops pneumonia (pneumonic plague), which is then transmissible from person to person through infected droplets spread by coughing. If diagnosed early, bubonic plague can be successfully treated with antibiotics. Pneumonic plague, o ...
`RING AROUND A ROSIE` A BRIEF HISTORY OF THE BUBONIC
`RING AROUND A ROSIE` A BRIEF HISTORY OF THE BUBONIC

... This charming rhyme still recited by children today dates back to the London Plague of 1665. The “ring of roses” describes the red buboes around the neck of an infected person (swollen lymph nodes); ”posies” refers to the herbs or flowers that people carried in their pockets to breathe hoping it wou ...
Microbe of the day: Yersinia pestis
Microbe of the day: Yersinia pestis

... and transmit the bacterium primarily to other rodents or to humans, causing bubonic plague in people. Human-to-human transmission can also take place, through the human flea Pulex irritans. Pneumonic plague is less frequent but even more severe; it is transmitted from person to person through respir ...
Zoonosis
Zoonosis

... • Notify Laboratory personnel if you suspect Francisella since it is HIGLY INFECTIOUS ...
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Yersinia pestis



Yersinia pestis (formerly Pasteurella pestis) is a Gram-negative, rod-shaped coccobacillus, a facultative anaerobic bacterium that can infect humans and animals. It causes the deadly disease named plague.Human Y. pestis infection takes three main forms: pneumonic, septicemic, and bubonic plagues. All three forms were responsible for a number of high-mortality epidemics throughout human history, including: the sixth century's Plague of Justinian; the Black Death, which accounted for the death of at least one-third of the European population between 1347 and 1353; and the 19th century's Third Pandemic. These plagues probably originated in China and were transmitted west via trade routes.Y. pestis was discovered in 1894 by Alexandre Yersin, a Swiss/French physician and bacteriologist from the Pasteur Institute, during an epidemic of plague in Hong Kong. Yersin was a member of the Pasteur school of thought. Kitasato Shibasaburō, a German-trained Japanese bacteriologist who practiced Koch's methodology, was also engaged at the time in finding the causative agent of plague. However, Yersin actually linked plague with Y. pestis. Originally named Pasteurella pestis, the organism was renamed in 1967.Every year, thousands of cases of plague are still reported to the World Health Organization, although, with proper treatment, the prognosis for victims is now much better. A five- to six-fold increase in cases occurred in Asia during the time of the Vietnam war, possibly due to the disruption of ecosystems and closer proximity between people and animals. Plague also has a detrimental effect on nonhuman mammals. In the United States, animals such as the black-tailed prairie dog and the endangered black-footed ferret are under threat from the disease.
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