Gram-negative bacteria are bacteria that unlike gram-positive bacteria do not retain the crystal violet stain used in the Gram staining method of bacterial...
24 KB (2,445 words) - 17:36, 19 July 2024
The Gram stain is used by microbiologists to place bacteria into two main categories, Gram-positive (+) and Gram-negative (-). Gram-positive bacteria have...
24 KB (2,648 words) - 14:57, 23 July 2024
and gram-negative bacteria. It may also be used to diagnose a fungal infection. The name comes from the Danish bacteriologist Hans Christian Gram, who...
27 KB (2,795 words) - 20:47, 30 June 2024
resistant Gram-negative bacteria (MDRGN bacteria) are a type of Gram-negative bacteria with resistance to multiple antibiotics. They can cause bacteria infections...
6 KB (721 words) - 06:18, 8 November 2023
Bacterial cellular morphologies (redirect from Gram-negative anaerobic cocci)
family Moraxellaceae. This genus, Moraxellaceae, comprises gram-negative coccobacilli bacteria: Moraxella lacunata, M. atlantae, M. boevrei, M. bovis, M...
24 KB (2,330 words) - 06:39, 13 August 2024
of the outer membrane of the cell wall of gram-negative bacteria. Endotoxins are released when the bacteria lyses, which is why after antibiotic treatment...
79 KB (4,101 words) - 10:40, 13 April 2024
types: Bacteria can enter the bloodstream in a number of different ways. However, for each major classification of bacteria (gram negative, gram positive...
35 KB (3,681 words) - 09:15, 23 May 2024
most bacteria can be classified as belonging to one of four groups (Gram-positive cocci, Gram-positive bacilli, Gram-negative cocci and Gram-negative bacilli)...
143 KB (15,531 words) - 19:34, 31 July 2024
The bacterial outer membrane is found in gram-negative bacteria. Gram-negative bacteria form two lipid bilayers in their cell envelopes - an inner membrane...
11 KB (1,294 words) - 12:06, 14 August 2024
viscus, mixed bacteria are isolated; the most common agents include Gram-negative bacilli (e.g., Escherichia coli) and anaerobic bacteria (e.g., Bacteroides...
22 KB (2,109 words) - 16:50, 8 August 2024
Bacterial cell structure (redirect from Gram-negative cell wall)
bacterial cell walls, those of Gram-positive bacteria and those of Gram-negative bacteria, which are differentiated by their Gram staining characteristics....
36 KB (4,605 words) - 03:18, 12 May 2024
Cell envelope (category Bacteria)
comprises the inner cell membrane and the cell wall of a bacterium. In Gram-negative bacteria an outer membrane is also included. This envelope is not present...
9 KB (1,169 words) - 03:12, 12 May 2024
Atypical bacteria are bacteria that do not get colored by gram-staining but rather remain colorless: they are neither Gram-positive nor Gram-negative. These...
4 KB (427 words) - 20:16, 11 February 2023
Lipopolysaccharide (redirect from Gram negative shock)
term for components of the outermost membrane of cell envelope of Gram-negative bacteria, such as E. coli and Salmonella. with a common structural architecture...
63 KB (7,188 words) - 10:03, 16 July 2024
Staphylococcus (redirect from Coagulase negative staphylococci)
Staphylococcus is a genus of Gram-positive bacteria in the family Staphylococcaceae from the order Bacillales. Under the microscope, they appear spherical...
27 KB (2,811 words) - 15:42, 2 August 2024
Coliform bacteria are defined as either motile or non-motile Gram-negative non-spore forming bacilli that possess β-galactosidase to produce acids and...
16 KB (1,880 words) - 06:20, 27 May 2024
MacConkey agar (section Lac negative)
culture medium for bacteria. It is designed to selectively isolate Gram-negative and enteric (normally found in the intestinal tract) bacteria and differentiate...
7 KB (690 words) - 21:10, 26 March 2024
Bacilli (redirect from Gram-negative anaerobic straight, curved, and helical rods)
almost exclusively gram-positive bacteria. The name Bacillus, capitalized and italicized, refers to a specific genus of bacteria. The name Bacilli, capitalized...
23 KB (423 words) - 13:55, 13 December 2023
major bacterial groups, Gram-positive and Gram-negative, or any antibiotic that acts against a wide range of disease-causing bacteria. These medications are...
9 KB (1,032 words) - 13:35, 28 July 2024
and gram negative bacteria like high salt concentrations in Mannitol salt agar favor survival of any staphylococci present in a sample of gut bacteria, and...
11 KB (1,414 words) - 15:06, 1 June 2024
bacterial outer membrane called the periplasmic space in Gram-negative (more accurately "diderm") bacteria. Using cryo-electron microscopy it has been found...
20 KB (2,287 words) - 11:18, 19 July 2024
peptidoglycan layer is substantially thicker in Gram-positive bacteria (20 to 80 nanometers) than in Gram-negative bacteria (7 to 8 nanometers). Depending on pH...
36 KB (4,018 words) - 09:29, 10 June 2024
S_{n+1}^{2-}+H^{+}} The Pseudomonadota are a major phylum of gram-negative bacteria. There is a wide range of metabolisms. Most members are facultative...
68 KB (7,635 words) - 17:07, 3 June 2024
Morganella morganii (category Gram-negative bacteria)
Morganella morganii is a species of Gram-negative bacteria. It has a commensal relationship within the intestinal tracts of humans, mammals, and reptiles...
14 KB (1,461 words) - 13:09, 6 August 2024
relatively broad spectrum, being effective against both Gram-negative and Gram-positive bacteria. The combination is available over the counter in the US...
14 KB (1,229 words) - 07:18, 1 July 2024
Aminoglycoside is a medicinal and bacteriologic category of traditional Gram-negative antibacterial medications that inhibit protein synthesis and contain...
24 KB (2,582 words) - 14:38, 15 July 2024
Bdellovibrio (category Gram-negative bacteria)
of Gram-negative, obligate aerobic bacteria. One of the more notable characteristics of this genus is that members can prey upon other Gram-negative bacteria...
11 KB (1,310 words) - 00:53, 23 April 2024
inhibit Gram positive bacteria and some Gram negative bacteria; narrow-spectrum antibiotic can only kill or inhibit limited species of bacteria. Currently...
6 KB (549 words) - 20:45, 10 June 2024
Pseudomonadota (category Gram-negative bacteria)
is a major phylum of Gram-negative bacteria. Currently, they are considered the predominant phylum within the realm of bacteria. They are naturally found...
43 KB (4,012 words) - 15:10, 8 July 2024