colony

  • 181colony-stimulating factor — noun : any of several glycoproteins that promote the differentiation of stem cells especially into blood granulocytes and macrophages and that stimulate their proliferation into colonies in culture abbreviation CSF; see granulocyte colony… …

    Useful english dictionary

  • 182colony control — (BRYOZOA) A process that influences changes of the functional and morphological aspects of zooids belonging to a colony from those of a solitary animal …

    Dictionary of invertebrate zoology

  • 183colony fission — (ARTHROPODA: Insecta) In social Hymenoptera, the establishement of new colonies by the departure of one or more reproductive forms plus groups of workers from the parental nest, in which comparable units remain to perpetuate the parental colony;… …

    Dictionary of invertebrate zoology

  • 184colony odor — (ARTHROPODA: Insecta) In social insects, the odor found on the bodies of individuals belonging to a colony, that serves as an indicator to other members of the same species whether or not they are nestmates; see nest odor …

    Dictionary of invertebrate zoology

  • 185colony-stimulating factors — a group of glycoprotein lymphokine growth factors produced by blood monocytes, tissue macrophages, and stimulated lymphocytes; they are required for differentiation of stem cells into granulocyte and monocyte cell colonies, and were originally… …

    Medical dictionary

  • 186colony-forming unit — 1. any of several hematopoietic stem cells identified by their ability to give rise to monoclonal colonies in the spleen when transplanted into isogeneic, lethally irradiated mice. 2. in microbiology, estimation of the number of bacteria or… …

    Medical dictionary

  • 187colony-forming unit–culture — (CFU C) colony forming u.–granulocyte macrophage …

    Medical dictionary

  • 188colony-forming unit–granulocyte-macrophage — (CFU GM) a precursor cell in the granulocytic series that can grow into a myeloblast in the presence of appropriate stimulators in vitro. Called also colony forming u.–culture …

    Medical dictionary

  • 189colony-stimulating factor — CSF one of a group of substances (haemopoietic growth factors or hormones) that are produced in the bone marrow and stimulate the production of specific blood cells. Genetically engineered granulocyte colony stimulating factor (G CSF) stimulates… …

    The new mediacal dictionary

  • 190colony hybridization — A technique that uses a nucleic acid probe to identify a recombinant bacterial colony carrying a particular inserted DNA …

    Glossary of Biotechnology

  • 191colony-stimulating factor — noun Date: 1969 any of several glycoproteins that promote the differentiation of stem cells especially into blood granulocytes and macrophages and that stimulate their proliferation into colonies in culture …

    New Collegiate Dictionary

  • 192colony forming units — (CFU) The number of microorganisms that can form colonies when cultured using spread plates or pour plates, an indication of the number of viable microorganisms in a sample …

    Dictionary of microbiology

  • 193colony-stimulating factor — Cytokines involved in the maturation of various leucocyte, macrophage, monocyte lines …

    Dictionary of molecular biology

  • 194colony-stimulating factor-1 — See CSF 1 …

    Dictionary of molecular biology

  • 195colony counter — noun laboratory equipment used to count colonies of bacteria, or other microorganisms, growing on agar, usually in a Petri dish …

    Wiktionary

  • 196colony collapse disorder — noun a mysterious and widespread phenomenon of the sudden disappearance of colonies of bees, caused by beekeepers providing their bees with disease causing propolis …

    Wiktionary

  • 197colony hybridization — a screening method for detecting the occurrence of a specific nucleic acid sequence in a heterogeneous population of bacterial colonies: a replica of a plate of colonies is prepared and all colonies are lysed with preservation of their relative… …

    Medical dictionary

  • 198colony-forming unit–erythroid — (CFU E) an erythrocyte precursor in the erythrocyte series that follows the burst forming unit–erythroid and precedes the proerythroblast; detectable mainly in vitro …

    Medical dictionary

  • 199colony-forming unit–spleen — (CFU S) a name for the hematopoietic stem cell, based on the fact that in mice whose marrow has been ablated by irradiation this cell gives rise to colonies of marrow cells in the spleen …

    Medical dictionary

  • 200colony collapse disorder — noun a disease of honey bees, thought to be caused by a paralysis virus to which the bees become susceptible as a result of poor nutrition, exposure to pesticides and fungicides, changing climate, etc.; adults die in large numbers usually away… …

    Australian-English dictionary