GRAM-POSITIVE

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 Dictionary entry overview: What does Gram-positive mean? 

• GRAM-POSITIVE (adjective)
  The adjective GRAM-POSITIVE has 1 sense:

1. (of bacteria) being or relating to a bacterium that retains the violet stain used in Gram's method

  Familiarity information: GRAM-POSITIVE used as an adjective is very rare.

 Dictionary entry details 

• GRAM-POSITIVE (adjective)

Sense 1

Meaning:

(of bacteria) being or relating to a bacterium that retains the violet stain used in Gram's method

Similar:

confirming; positive (indicating existence or presence of a suspected condition or pathogen)

Domain category:

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)

 Context examples 

A genus of spherical, Gram-positive bacteria in the phylum Actinobacteria.

(Micrococcus, NCI Thesaurus)

With excellent activity against gram-positive staphylococci and streptococci, it is primarily used for treatment of primary and secondary skin disorders, nasal infections, and wound healing.

(Mupirocin, NCI Thesaurus)

An obligate anaerobic, weakly Gram-positive species of mycobacterium that is the cause of most cases of tuberculosis.

(Mycobacterium tuberculosis, NCI Thesaurus)

A quinone antibiotic isolated from Streptomyces rosa var. notoensis with activity against gram-positive bacteria, mycoplasmas and fungi.

(Nanafrocin, NCI Thesaurus)

A genus of minute, nonmotile gram-positive thermotolerant bacteria that are common in dairy products and the mammalian intestinal tract.

(Microbacterium, NCI Thesaurus)

Cefotetan disodium is more active against gram-negative organisms and less active against gram-positive organisms compared to first-generation cephalosporins.

(Cefotetan, NCI Thesaurus)

It also contains antibacterial effects against some gram-positive organisms.

(Butoconazole, NCI Thesaurus)

A first-generation semi-synthetic cephalosporin antibiotic with activity against aerobic gram-positive and some community-acquired gram-negative bacteria.

(Cefalonium, NCI Thesaurus)

The propylene glycol form of cefatrizine, a semi-synthetic, first-generation cephalosporin with strong activity against gram-positive cocci except enterococci.

(Cefatrizine Propylene Glycolate, NCI Thesaurus)

Nifurtoinol is bactericidal to most gram-positive and gram-negative urinary tract pathogens.

(Nifurtoinol, NCI Thesaurus)