Gram positive: Used of a micro-organism that when stained by Gram's method resists decolorization with acetone and retains the methyl violet dye, thus appearing blue, purple or black. Gram's stain definition is - a method for the differential staining of bacteria by treatment with a watery solution of iodine and the iodide of potassium after staining with a triphenylmethane dye (such as crystal violet) —called also Gram's method. Did You Know? Kilogram definition is - the base unit of mass in the International System of Units that is equal to the mass of a prototype agreed upon by international convention and that is nearly equal to the mass of 1000 cubic centimeters of water at the temperature of its maximum density. In mass, a gram is equal to a thousandth of a liter (one cubic centimeter) of water at 4 degrees centigrade. mag. A unit of weight in the metric or centesimal system, the equivalent of 15.432358 gr or 0.03527 avoirdupois ounce. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. Gram-positive definition is - holding the purple dye when stained by Gram's stain —used chiefly of bacteria. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical… All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. ×500) A method of staining bacteria, which is important in their identification.
GRAM STAIN: (Top) Gram-positive Staphylococcus aureus in a pus smear (orig.
Gram definition is - any of several leguminous plants (such as a chickpea) grown especially for their seed; also : their seeds. gram (g) [gram] a unit of mass in the SI system; one thousandth of a kilogram. In weight, a gram is equal to a thousandth of a kilogram. Gram (measure): A unit of measurement of weight and mass in the metric system. gram (g), (gram), Avoid the incorrect abbreviations g., gm, and Gm. Gramme definition, gram1. -gram definition, a combining form occurring in loanwords from Greek, where it meant “something written,” “drawing” (epigram; diagram); on this model, used in the formation of compound words (oscillogram). See more.
Abbreviation: mg See more. Davis and Unbound Medicine. Danish bacteriologist who in 1884 developed a method of staining bacteria, called Gram's stain or Gram's dye, that is used to identify and classify bacteria, often from samples of infected body fluids. Gram negative: Used of a micro-organism that when stained by Gram's method does not retain the purplish dye, methyl violet, but only the red counter-stain carbol fuchsin. ×500) (Bottom) Gram-negative Campylobacter jejuni bacilli (orig. The Medical dictionary also draws from The Gale Encyclopedia of Medicine,Second Edition, which provides information on nearly 1,700 common medical disorders, tests, and treatments, and bridges the gap between basic consumer resources and highly technical professional materials.