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Zoonoses Reference Libraries

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Paragonimus westermani
2014-01-12 00:00:00

Paragonimus westermani is a species of fluke, or flatworm that is classified within the Platyhelminthes phylum. This species is abundant in South America and Asia and affects the lungs of humans and other hosts. It was first discovered in 1878 in Europe after two Bengal tigers died. In 1879, Ringer found this species in the lungs of a human. Manson and Erwin von Baelz identified the sputum and...

Eye-worm Loa loa
2014-01-12 00:00:00

The eye-worm (Loa loa) is a species of roundworm within the Nematoda phylum. It can be found in India and Africa, among other areas. This species causes a disease known as Loa loa filariasis and is one of three species that can cause subcutaneous filariasis in humans. Females are larger than males, reaching an average body length of up to 2.7 inches, with males reaching an average body length...

Dog Roundworm Toxocara canis
2014-01-12 00:00:00

The dog roundworm (Toxocara canis) is a species of parasitic worm that infects canid species. It is yellowish white in color and can reach an average length between 3.5 and 7 inches, with females typically growing large than males. The dog roundworm can be transmitted in four different ways. The most common form of transmission occurs when an egg containing second stage larvae is released...

White-footed Mouse
2012-04-02 20:35:58

The White-footed Mouse, (Peromyscus leucopus), is a species of rodent native to North America. Its range extends from Ontario, Quebec, Labrador and the Maritime Provinces (excluding Newfoundland) south to the southwestern United States and Mexico. In Texas this creature is known as the Woodmouse. The adult of this species measures 3.5 to 3.9 inches in length, not counting the tail, which...

Rickettsia rickettsii
2011-04-25 21:24:26

Rickettsia rickettsii is a gram-negative bacterium native to the New World and causes the malady known as Rocky Mountain spotted fever (RMSF). It is transmitted through the bit of an infected tick when it feeds on animals and humans. Humans are not necessary hosts in the rickettsia-tick life cycle but they can be. S. Burt Wolbach created the first detailed description of the etiologic agent...

West Nile Virus
2011-02-25 18:53:25

West Nile virus (WNV) is a virus of the family Flaviviridae. It is part of the Japanese encephalitis antigenic complex of viruses and is found in both tropical and temperate regions. It primarily infects birds but can infect humans, horses, dogs, cats, bats, and other mammals. Humans are generally infected through the bites of mosquitoes and about 90% of West Nile Virus infections are without...

Rift Valley Fever
2011-02-23 20:29:04

Rift Valley Fever (RVF) is a viral zoonosis that causes fever. It is spread through infected mosquitoes. It was first reported in 1915 in Kenya were it infected livestock. Outbreaks occur across sub-Saharan Africa, and in the "˜77-"˜78 outbreak several million people were infected and thousands died during a violent epidemic. In 1998 the virus killed 400 Kenyans and in 2000 an outbreak...

Rabies Virus
2011-02-23 17:45:51

The rabies virus is neurotropic virus, transmissible through the saliva of animals, that causes fatal disease in human and animals. Rabies is the type species of the Lyssavirus genus of Rhabdovirdae family. They are enveloped and single stranded RNA genome with negative-sense. All replication takes place in the cytoplasm. The virus has a bullet-like shape. Rabies enters the host cells through...

Monkeypox
2011-02-17 17:11:15

Monkeypox virus causes monkeypox in both humans and animals. It was first found in 1958 in macaque monkeys that were being used as laboratory animals. The monkeys are often used for neurological experiments. The virus is typically found in rainforest regions of central and West Africa. It was first discovered in 1970 in humans and from 1970 to 1986 there were over 400 cases reported in...

Marburg virus
2011-02-17 16:29:01

Marburg virus, or Marburg, is the standard name for the genus of viruses Marburgvirus which contains the species, Lake Victoria Marburgvirus. It causes Marburg Hemorrhagic Fever (MHF) which originated with primates. It originated in Africa and can infect humans and primates. It is in the same taxonomic family as Ebola and both are identical structurally although they elicit different...

Word of the Day
omphalos
  • The navel or umbilicus.
  • In Greek archaeology: A central boss, as on a shield, a bowl, etc.
  • A sacred stone in the temple of Apollo at Delphi, believed by the Greeks to mark the 'navel' or exact center-point of the earth.
'Omphalos' comes from the ancient Greek.
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