Culture Collections


The glossary is an alphabetical list of acronyms and terms related to our products.

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  • Differentiation

    The defined process whereby individual cells characteristically change to a more specialised function.

  • Diploid

    The state of the cell in which all chromosomes, except sex chromosomes, are two in number and are structurally identical with those of the species from which the culture was derived. Where there is a Commission Report available, the experimenter should adhere to the convention for reporting the karyotype of the donor. Commission Reports have been published for mouse, human and rat. In defining a diploid culture, one should present a graph depicting the chromosome number distribution leading to the modal number determination along with representative karyotypes.

  • DMEM

    Dulbecco's Modified Eagle Medium with 4.5g/L Glucose


    Division of Microbiological Reagents and Quality Control, HPA Centre for Infections, London, UK (formerly SLSR or Std L)

  • DMSO

    Dimethyl Sulphoxide

  • DMSO

    Dimethyl Sulphoxide

  • DRL

    Dysentery Reference Laboratory (Laboratory of Enteric Pathogens), HPA Centre for Infections, London, UK

  • DSM

    Deutsche Sammlung von Mikroorganismen, Braunschweig, Germany

  • DXMT


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