Exam 1-Animal Research Flashcards
justification
- understanding of normal physiology/anatomy
- teaching
- protection from potentially harmful substance
- treatment/cure/prevention disease
Erasistratus of Alexandria (3 BC)
body humors (fluids) of the dead
Galen of Pergamum (129-200 AD)
greek, studied live pigs, understand systems
Rene Descartes (1596-1650)
-philosopher, “I think, therefore I am”, split body and mind
(humans have good connection, animals are physical don’t feel emotions)
-animals like clock, act mechanically
Immanuel Kant (1724-1804)
animals exist only as means
Francois Magendie (1782-1855)
- taught surgery and physiology (public vivisecton of dogs)
- nervous system
Claude Bernard (1813-1878)
- student of Magendie
- milieu interieur
- sympathetic regulation of blood vessels
anesthetics
- curare (1st): only muscle paralyzer
- ether (1847): anethetic, flammable, irritate throat/nasal passages (civil war)
- current law
Food and Drugs Act (1906)
prohibits interstate commerce of misbranded and adulterated foods, drinks and drugs
Meat Inspection Act (1906)
sanitary conditions, prohibits use of poisonous preservatives and dyes
Amendment of FDA (1912)
- band fraudulent claims (miracle drugs)
- burden of proof remained on government
Federal Food, Drug, and Cosmetic Act (1938)
-burden of proof placed on manufacturer/seller (efficacy and safety)
-must be tested before being placed on market
(loop hole: supplements)
(Animal Testing)
LD50 Test
lethal dose to 50% of experimental animals
problem: excessive animal suffering/death
(Animal testing)
Draize Test
irritants applied to eyes of restrained rabbits
animal testing (other)
radioimmunoassay
immunohistochemistry
enzyme-linked immunosorbent assay (ELISA)
Animal Welfare Act (1966)
- prevents sale and use of stolen animals
- prohibits animal fighting
- regulates use of animals to ensure humane care and treatment
- doesn’t regulate agriculture
Public Health Service Policy on Humane Care and Use of Laboratory Animals (guidelines)
- experiments must be relevant (advancement of knowledge)
- good of society
- appropriate species should be used
- reduce pain and distress
- living conditions must be appropriate
- trained personnel
Three R’s
- replacement (invertebrates-less pain, cell cultures, computer models)
- reduction (need to retain significance)
- refinement (collaboration, reduce ethical cost)