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1. Symbol for the element nitrogen. 2. normal (no longer in technical use). 3. neuraminidase.
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1. Symbol for index of refraction. 2. nasal; number. 3. In statistics, sample size. 4. In the TNM system of cancer staging, the number of lymph nodes that have been invaded by a cancer.
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The symbol for the isotope of nitrogen with mass number 15; radioactive; atomic mass (weight) 15.
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nicotinic acid; Nomina Anatomica; not applicable; numerical aperture; nurse's aide.
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[L. natrium] Symbol for the element sodium.
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North America Association of Central Cancer Registries.
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(nab) [Acronym of nanoparticle albumin bound] Bound by nanoparticles to albumin. Chemically linking some drugs to albumin increases their uptake by cells. Nanoparticle albumin-bound drugs have been used to increase the effectiveness of several cancer chemotherapeutic drugs.
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N-acetyl-p-aminophenol
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(ă-mē″nō-fē′nōl″, am″ĭ-nō-) ABBR: APAP. SEE: acetaminophen.
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(nā′krē-ŭs) [L. nacer, mother of pearl] Having an iridescent pearl-like luster, as bacterial colonies.
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nicotinamide adenine dinucleotide; no appreciable disease.
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nicotinamide adenine dinucleotide, oxidized form.
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nicotinamide adenine dinucleotide, reduced form.
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(nā′dĕr) [Arabic] 1. A low point in any measurement. 2. The lowest concentration of blood cells (esp. white blood cells) found after taking a drug that suppresses the bone marrow. The term is usually used for the low blood cell counts that occur after cancer chemotherapy. When the absolute neutrophil count reaches a nadir below 1000 cells/mm3, the risk of life-threatening infections increases dramatically.
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nicotinamide adenine dinucleotide phosphate, oxidized form.
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nicotinamide adenine dinucleotide phosphate.
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nicotinamide adenine dinucleotide phosphate, reduced form.
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(nā′gĕ-lē) [German obstetrician, 1777–1851]
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N.'s obliquity. Anterior parietal presentation of the fetal head in labor. SYN: anterior asynclitism.
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N.'s rule A numerical formula for estimating the date labor will begin; by subtracting 3 months from the first day of the last menstrual period and adding 7 days to that date, a provisional date of delivery is identified.
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(nā-glēr′ē-ă) A genus of ameba present in soil, ground water, ...