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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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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

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Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

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More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

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According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Male individuals of the banded Uromastyx, Uromastyx flavofasciata, are different colours. Most natur Male individuals of the banded Uromastyx, Uromastyx flavofasciata, are different colours. Most natur
J. P. Morgan, the financial genius, staved off ruinous competition among steel firms by combining mo J. P. Morgan, the financial genius, staved off ruinous competition among steel firms by combining mo
Pathophysiology of celiac disease. In susceptible individuals, gluten-containing foods are digested, ... Pathophysiology of celiac disease. In susceptible individuals, gluten-containing foods are digested, ...
If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ... If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ...
A pedigree for a rare autosomal recessive trait. In these pedigrees, most affected individuals have A pedigree for a rare autosomal recessive trait. In these pedigrees, most affected individuals have
The outcome of a mating between individuals heterozygous at two genes determining their ABO blood ty The outcome of a mating between individuals heterozygous at two genes determining their ABO blood ty
Video: The Lagging Strand in DNA Replication and Replication in Action

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