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United States National Library of Medicine
Industry: Library & information science
Number of terms: 152252
Number of blossaries: 0
Company Profile:
The National Library of Medicine (NLM), on the campus of the National Institutes of Health in Bethesda, Maryland, is the world's largest medical library. The Library collects materials and provides information and research services in all areas of biomedicine and health care.
1) loss of intellectual functions such as memory, learning, reasoning, problem solving, and abstract thinking while vegetative functions remain intact. 2) An acquired organic mental disorder with loss of intellectual abilities of sufficient severity to interfere with social or occupational functioning. The dysfunction is multifaceted and involves memory, behavior, personality, judgment, attention, spatial relations, language, abstract thought, and other executive functions. The intellectual decline is usually progressive, and initially spares the level of consciousness.
Industry:Health care
1) Malignant neoplasm of plasma cells usually arising in the bone marrow and manifested by skeletal destruction, bone pain, and the presence of anomalous immunoglobulins. 2) A type of cancer that begins in plasma cells (white blood cells that produce antibodies). Also called Kahler's disease, myelomatosis, or plasma cell myeloma.
Industry:Health care
1) Malignant primary cancer of bone composed of a connective tissue stroma with evidence of malignant osteoid, bone and/or cartilage formation. 2) A sarcoma originating in bone-forming cells, affecting the ends of long bones. It is the most common and most malignant of sarcomas of the bones, and occurs chiefly among 10- to 25-year-old youths. (From Stedman, 25th ed) 3) A cancer of the bone that usually affects the large bones of the arm or leg. It occurs most commonly in young people and affects more males than females. Also called osteosarcoma.
Industry:Health care
1) Manner of running, walking, or moving on foot; applicable to humans or animals. 2) Manner or style of walking.
Industry:Health care
1) measurement and interpretation of the electrical manifestations of muscle activity. 2) Recording of the changes in electric potential of muscle by means of surface or needle electrodes.
Industry:Health care
1) Melanin-containing organelles found in melanocytes and melanophores. 2) A tissue-specific, membrane bounded cytoplasmic organelle within which melanin pigments are synthesized and stored. Melanosomes are synthesized in melanocyte cells. 3) A melanin-producing granule in a melanocyte.
Industry:Health care
1) Membrane-bound compartments which contain transmitter molecules. Synaptic vesicles are concentrated at presynaptic terminals. They actively sequester transmitter molecules from the cytoplasm. In at least some synapses, transmitter release occurs by fusion of these vesicles with the presynaptic membrane, followed by exocytosis of their contents. 2) A small secretory vesicle that contains a neurotransmitter, is found inside an axon near the presynaptic membrane, and releases its contents into the synaptic cleft after fusing with the membrane.
Industry:Health care
1) Gregor Johann Mendel (1822-1884) , Austrian botanist and geneticist. Mendel was the discoverer of several basic laws of genetics now known as Mendel's laws. A monk at an Augustinian monastery, in 1856 he began experimenting with plants in his garden. His experiments in crossing several varieties of peas led to his discovery of the basic principles of genetics. In 1866 he published the results of his work in a landmark article. He theorized that the occurrence of the visible alternative characters in plants, in their constant varieties and their offspring, is due to the presence of paired elementary units of heredity. Mendel realized that these units--genes--obey simple statistical laws. He is credited with laying the mathematical foundation of the science of genetics. 2) Gregor Mendel was an Austrian monk who in the 19th century worked out the basic laws of inheritance, even before the term "gene" had been coined. In his monastery garden, Mendel performed thousands of crosses with garden peas. Mendel explained his results by describing two laws of inheritance that introduced the idea of dominant and recessive traits.
Industry:Health care
1) Microarray technology is a developing technology used to study the expression of many genes at once. It involves placing thousands of gene sequences in known locations on a glass slide called a gene chip. A sample containing DNA or RNA is placed in contact with the gene chip. Complementary base pairing between the sample and the gene sequences on the chip produces light that is measured. Areas on the chip producing light identify genes that are expressed in the sample. 2) A microarray of immobilized single-stranded DNA fragments of known nucleotide sequence that is used especially in the identification and sequencing of DNA samples and in the analysis of gene expression (as in a cell or tissue).
Industry:Health care
1) Microarray technology is a developing technology used to study the expression of many genes at once. It involves placing thousands of gene sequences in known locations on a glass slide called a gene chip. A sample containing DNA or RNA is placed in contact with the gene chip. Complementary base pairing between the sample and the gene sequences on the chip produces light that is measured. Areas on the chip producing light identify genes that are expressed in the sample. 2) A microarray of immobilized single-stranded DNA fragments of known nucleotide sequence that is used especially in the identification and sequencing of DNA samples and in the analysis of gene expression (as in a cell or tissue).
Industry:Health care
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