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The history of animal testing goes back to the writings of the Ancient Greeks in the 4th and 3rd centuries BCE, with Aristotle (384–322 BCE) and Erasistratus (304–258 BCE) one of the first documented to perform experiments on nonhuman animals. [1] Galen, a physician in 2nd-century Rome, dissected pigs and goats, and is known as the "Father ...
Animal testing, science, medicine, animal welfare, animal rights, ethics. Animal testing, also known as animal experimentation, animal research, and in vivo testing, is the use of non-human animals, such as model organisms, in experiments that seek to control the variables that affect the behavior or biological system under study.
The history of syphilis has been well studied, but the exact origin of the disease remains unknown. [3] It appears to have originated in both Africa and America. [4] [5] As such, there are two primary hypotheses: one proposes that syphilis was carried to Europe from the Americas by the crew(s) of Christopher Columbus as a byproduct of the Columbian exchange, while the other proposes that ...
Fortrea primate-testing lab, Vienna, Virginia, 2004–05. Most of the NHPs used are one of three species of macaques, accounting for 79% of all primates used in research in the UK, and 63% of all federally funded research grants for projects using primates in the U.S. [25] Lesser numbers of marmosets, tamarins, spider monkeys, owl monkeys, vervet monkeys, squirrel monkeys, and baboons are used ...
The Three Rs (3Rs) are guiding principles for more ethical use of animals in product testing and scientific research. They were first described by W. M. S. Russell and R. L. Burch in 1959. [1] The 3Rs are: Replacement: methods which avoid the use of animals in research. Reduction: use of methods that enable researchers to minimise the number of ...
History of HIV/AIDS. False-color scanning electron micrograph of HIV-1, in green, budding from cultured lymphocyte. AIDS is caused by a human immunodeficiency virus (HIV), which originated in non-human primates in Central and West Africa. While various sub-groups of the virus acquired human infectivity at different times, the present pandemic ...
The Canadian teenager, who is receiving intravenous antiviral treatment, did not cross the U.S. border or have contact with farms or ill animals in Washington state, Henry said.
Rabies is a viral disease that causes encephalitis in humans and other mammals. [ 1 ] It was historically referred to as hydrophobia ("fear of water") because its victims would panic when offered liquids to drink. Early symptoms can include fever and abnormal sensations at the site of exposure. [ 1 ] These symptoms are followed by one or more ...