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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

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About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

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Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Variation in shape and length of nerve cells. Variation in shape and length of nerve cells.
Action of aldosterone on distal convoluted tubule epithelial cells. Action of aldosterone on distal convoluted tubule epithelial cells.
Dental Pulp Stem Cells Dental Pulp Stem Cells
Comparison of normal and sickle cell red blood cells. Comparison of normal and sickle cell red blood cells.
The formed elements: In this image, the red cells are red, the white cells are white, and the ... The formed elements: In this image, the red cells are red, the white cells are white, and the ...
Pituitary Hormones and Their Target Cells, Tissues, and Organs Pituitary Hormones and Their Target Cells, Tissues, and Organs
Video: Virtual Tour of the Heart

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