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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

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Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

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Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

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The horizontal fraction bar was introduced by the Arabs.

Przewalski's Horse, the only remaining type of "wild" horse that has never been domes Przewalski's Horse, the only remaining type of "wild" horse that has never been domes
Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s
What type of errors are these: calling only large dogs a dog and calling a dog a kitty? What type of errors are these: calling only large dogs a dog and calling a dog a kitty?
A point-type ignition system showing the distributor cam which opens the points A point-type ignition system showing the distributor cam which opens the points
Connections of a nitric acid plant, intermediate pressure type Connections of a nitric acid plant, intermediate pressure type
Basalt is the most common type of stone used in hot stone therapy. Basalt is the most common type of stone used in hot stone therapy.
Video: Homologous chromosomes during prophase I - Animation

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