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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

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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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The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Feedback control of the adrenal cortex. Feedback control of the adrenal cortex.
Corticosteroids and Adrenal Atrophy Corticosteroids and Adrenal Atrophy
Selected Hypothalamic and Pituitary Hormones Selected Hypothalamic and Pituitary Hormones
A typical ratchet used to rotate a socket. A ratchet makes a ratcheting noise when it is being ... A typical ratchet used to rotate a socket. A ratchet makes a ratcheting noise when it is being ...
Most PCV valves used on newer vehicles are secured with fasteners, which makes it more difficult ... Most PCV valves used on newer vehicles are secured with fasteners, which makes it more difficult ...
Hormones that act through second messengers involve a three-protein module Hormones that act through second messengers involve a three-protein module
Video: Genetics of Cancer

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