gram-positive


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Related to gram-positive: Gram-positive cocci

gram-pos·i·tive

or Gram-pos·i·tive (grăm′pŏz′ĭ-tĭv)
adj.
Of, relating to, or being a bacterium that retains the violet stain used in the Gram stain method.

Gram-positive

adj
(Microbiology) designating bacteria that retain the violet stain in Gram's method

Gram′-pos′itive

(græm)

adj. (often l.c.)
(of bacteria) retaining the violet dye when stained by Gram's method.
[1905–10]

gram-positive

Relating to a group of bacteria that generally are sensitive to the destructive effects of antibiotics or the actions of the body's immune cells. Gram-positive bacteria have relatively thick cell walls and, when subjected to a specialized laboratory staining method, turn a dark-blue color. Compare gram-negative.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.Gram-positive - (of bacteria) being or relating to a bacterium that retains the violet stain used in Gram's method
bacteria, bacterium - (microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered to be plants
confirming, positive - indicating existence or presence of a suspected condition or pathogen; "a positive pregnancy test"
Translations

gram-pos·i·tive

n. gram-positivo, retención del color o resistencia a la decoloración en la aplicación del método de Gram.

Gram-positive

adj Gram positivo
References in periodicals archive ?
Bacteria come in two flavors: Gram-positive and Gram-negative.
Published by Hans Christian Gram in 1884, gram staining distinguishes gram-positive bacteria (purple) from gram-negative bacteria (pink).
The samples were analyzed for pH (acidity), total number of bacteria colonies present, number of gram-positive and gram-negative colonies, and concentration of total protein, fat, fatty acids, lactoferrin, immunoglobulin A (IgA), and osmalality.
Summary: A series of NN-dimethyl-arylidene barbiturates 1-22 has been re-synthesized and evaluated against a number of Gram-positive Gram-negative bacteria and some fungal strains.
USPRwire, Tue Dec 23 2014] GlobalData's clinical trial report, "Gram-Positive Bacterial Infections Global Clinical Trials Review, H2, 2014" provides data on the Gram-Positive Bacterial Infections clinical trial scenario.
1,6) The normal alimentary tract micro flora of psittacine birds is composed predominately of gram-positive bacteria, although some gram-negative bacteria can be isolated from apparently healthy psittacine birds.
M2 PHARMA-July 3, 2013-Nanosphere reports encouraging study data for Verigene gram-positive blood culture test(C)2013 M2 COMMUNICATIONS
Antibiotic resistance and sensitivity profile of Gram-positive isolates is shown in Table-III.
They discuss host-microbe interactions, antibiotics and other chemotherapeutic agents, antiseptics and disinfectants, gram-positive and gram-negative cocci and bacilli, gram-positive bacteria with rudimentary filaments, miscellaneous gram-negative bacteria, spirochetes and bacteria without a cell wall, actinomycetes, pathogenic fungi and superficial mycoses, subcutaneous and systemic mycoses, unicellular and multicellular parasites, and viruses and prions.
Till date, doctors lacked the basic insight to prevent and cure these diseases caused by the so-called Gram-positive bacteria.
1-3) Infections with MRSA and other antibiotic-resistant Gram-positive organisms are challenging to treat and impose a high burden on healthcare resources.
Comparison of the effects of the antibiotics ampicillin and kanamycin on Gram-positive and Gram-negative bacteria

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