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Drugs and diseases reference index

Drugs and diseases reference index
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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «Z»:

  1. Zinc deficiency Zinc deficiency
    Zinc deficiency: Lack of zinc in the body. According to the National Academy of Sciences, the Recommended Dietary Allowances of zinc are 12 milligrams per day for women and 10 milligrams per day for men. Food sources of zinc include meat including liver, eggs, seafood, nuts and cereal. Deficiency...
  2. Zinc deficiency dermatitis and diarrhea Zinc deficiency dermatitis and diarrhea
    Zinc deficiency dermatitis and diarrhea: Among the consequences of zinc deficiency, dermatitis (skin inflammation) and diarrhea are particularly prominent features. A genetic disease called acrodermatitis enteropathica in which there is impaired zinc uptake from the intestine is, in fact, chara...
  3. Zinc excess Zinc excess
    Zinc excess: Too much zinc can cause gastrointestinal irritation (upset stomach), interfere with copper absorption and cause copper deficiency, and (like too little zinc) cause immune deficiency. According to the National Academy of Sciences, the Recommended Dietary Allowances of zinc are 12 millig...
  4. Zinc finger Zinc finger
    Zinc finger: A finger-shaped fold in a protein that permits it to interact with DNA and RNA. The fold is created by the binding of specific amino acids in the protein to a zinc atom. Zinc-finger proteins regulate the expression of genes as well as nucleic acid recognition, reverse transcription and ...
  5. Zinc finger protein 9 Zinc finger protein 9
    Zinc finger protein 9: See: ZNF9....
  6. Zinc ointment Zinc ointment
    Zinc ointment: A topical preparation containing zinc that is applied to protect the skin from irritation or sunburn. Zinc ointment is often the basis for commercial preparations for preventing diaper rash. It should not be used on skin that is already broken or irritated, however....
  7. Zinc oxide Zinc oxide
    Zinc oxide: A form of zinc that has antispasmodic qualities....
  8. Zinc sulfate Zinc sulfate
    Zinc sulfate: A form of zinc that can be administered in eye drops. It is used in some types of eye tests....
  9. Zinc-finger protein Zinc-finger protein
    Zinc-finger protein: See: Zinc finger....
  10. Zinsser disease Zinsser disease
    Zinsser disease: Also called Brill-Zinsser disease, recrudescence of epidemic typhus years after the initial attack. The agent that causes epidemic typhus (Rickettsia prowazekii) remains viable for many years and then when host defenses are down, it is reactivated causing recurrent typhus. The di...
  11. ZIP code, protein ZIP code, protein
    ZIP code, protein: An informal name for a molecular cell biology system of signals or "address tags" that guide the movement of a protein within a cell. In more technical terms, protein ZIP codes* are molecular signals that direct the protein from the endoplasmic reticulum, where it is assembled, to...
  12. ZNF9 ZNF9
    ZNF9: A gene that encodes a protein called zinc finger protein 9. An inherited mutation in ZNF9 causes type 2 myotonic dystrophy. One region of the ZNF9 gene has a particular 4-base-pair sequence, CCTG, that is normally repeated a few times. (Base pairs are the building blocks of DNA.) This region i...
  13. Zoll Zoll
    Zoll: See: Zoll, Paul M.....
  14. Zoll, Paul M. Zoll, Paul M.
    Zoll, Paul M.: American cardiologist (1911-1999) and pioneer in the development of the cardiac monitor, pacemaker and defibrillator....
  15. Zollinger-Ellison syndrome Zollinger-Ellison syndrome
    Zollinger-Ellison syndrome: A rare disorder caused by a tumor called a gastrinoma, most often occurring in the pancreas. The tumor secretes the hormone gastrin, which causes increased production of gastric acid leading to severe recurrent ulcers of the esophagus, stomach, and the upper portions ...