• The oxidase test is used to determine whether an organism possesses the cytochrome c oxidase enzyme. The test is used as an aid for the differentiation...
    7 KB (910 words) - 12:39, 20 March 2025
  • Sulfhydryl oxidase. This enzyme oxidises thiol groups. In microbiology, the oxidase test is used as a phenotypic characteristic for the identification of bacterial...
    3 KB (335 words) - 22:43, 8 October 2024
  • diplococcus. It produces a positive result of blue when put through the oxidase test. It is considered non-pathogenic, although in rare case it can be the...
    1 KB (119 words) - 15:19, 30 April 2025
  • Thumbnail for Melioidosis
    opportunistic, facultative intracellular pathogens. It is also aerobic and oxidase test positive. A granule at the centre of the bacterium makes it resemble...
    100 KB (11,618 words) - 18:40, 23 May 2025
  • Thumbnail for Acinetobacter baumannii
    Moraxellaceae by performing an oxidase test, as Acinetobacter spp. are the only members of the Moraxellaceae to lack cytochrome c oxidases. A. baumannii is part...
    51 KB (5,668 words) - 23:35, 14 April 2025
  • Thumbnail for Enterobacteriaceae
    Catalase test on nutrient agar tests for the production of enzyme catalase, which splits hydrogen peroxide and releases oxygen gas. Oxidase test on nutrient...
    21 KB (1,985 words) - 06:11, 23 May 2025
  • Thumbnail for Catalase
    Catalase (redirect from Catalase test)
    from the original on 2009-03-09. Retrieved 2009-03-05. "Catalase and oxidase test video". Regnvm Prokaryotae. Retrieved 2009-03-05. "EC 1.11.1.6 - catalase"...
    39 KB (4,269 words) - 20:21, 18 March 2025
  • P. Test". iws2.collin.edu. Archived from the original on 2017-05-04. Retrieved 2017-04-03. "Catalase and Oxidase Test" (PDF). Austin CC. "CLO Test: Reasons...
    39 KB (4,627 words) - 12:11, 28 March 2025
  • Thumbnail for Alcaligenes faecalis
    under a microscope. It is positive by the oxidase test and catalase test, but negative by the nitrate reductase test. It is alpha-hemolytic and requires oxygen...
    5 KB (525 words) - 00:30, 27 September 2024
  • Thumbnail for Glucose oxidase
    glucose are present. Glucose oxidase is widely used for the determination of free glucose in body fluids (medical testing), in vegetal raw material, and...
    14 KB (1,459 words) - 15:28, 26 May 2025
  • Thumbnail for Pseudomonas
    the oxidase test, the absence of gas formation from glucose, glucose is oxidised in oxidation/fermentation test using Hugh and Leifson O/F test, beta...
    99 KB (8,440 words) - 18:53, 22 May 2025
  • Thumbnail for Citrobacter freundii
    freundii creates a positive MR and negative VP test along with a positive catalase and negative oxidase test. C. freundii cannot hydrolyze starch, lipids...
    16 KB (1,944 words) - 06:54, 25 May 2025
  • Thumbnail for Monoamine oxidase A
    Monoamine oxidase A, also known as MAO-A, is an enzyme (E.C. 1.4.3.4) that in humans is encoded by the MAOA gene. This gene is one of two neighboring...
    40 KB (4,659 words) - 12:25, 21 April 2025
  • from Shigella in diarrheal stools by an oxidase test: Plesiomonas is oxidase positive and Shigella is oxidase negative. Plesiomonas is easily differentiated...
    10 KB (1,014 words) - 06:13, 23 May 2025
  • Thumbnail for Chronic granulomatous disease
    (most importantly the superoxide radical due to defective phagocyte NADPH oxidase) used to kill certain ingested pathogens. This leads to the formation of...
    32 KB (3,519 words) - 19:50, 25 May 2025
  • Thumbnail for Campylobacter
    coccus form. Most species of Campylobacter are positive by the oxidase test and catalase test and are able to reduce nitrate. The number of known quinolone-resistant...
    47 KB (3,854 words) - 12:54, 23 May 2025
  • Thumbnail for Diamine oxidase
    Diamine oxidase (DAO), also known "amine oxidase, copper-containing, 1" (AOC1), formerly called histaminase, is an enzyme (EC 1.4.3.22) involved in the...
    16 KB (1,899 words) - 06:24, 25 May 2025
  • Thumbnail for Tetramethylphenylenediamine
    hydrochloride salt of TMPD has been used as a redox indicator in the oxidase test and is also used in electron transport chain analysis as it is capable...
    6 KB (430 words) - 18:30, 22 March 2025
  • Thumbnail for Pseudomonas fluorescens
    temperatures for growth of P. fluorescens are 25–30°C. It tests positive for the oxidase test, and is also a nonsaccharolytic bacterial species. Heat-stable...
    32 KB (3,463 words) - 23:06, 22 May 2025
  • Thumbnail for Pseudomonas aeruginosa
    MacConkey agar (as it does not ferment lactose) which will test positive for oxidase. Confirmatory tests include production of the blue-green pigment pyocyanin...
    93 KB (10,152 words) - 03:58, 28 May 2025
  • species. Before starting a test, one must confirm the cultured bacteria are Enterobacteriaceae, this is done by a quick oxidase test for cytochrome coxidase...
    7 KB (806 words) - 17:13, 12 November 2024
  • Thumbnail for Campylobacter jejuni
    bacterium with a single flagellum at one or both poles, which are also oxidase-positive and grow optimally at 37 to 42 °C. When exposed to atmospheric...
    62 KB (7,076 words) - 22:19, 21 May 2025
  • Thumbnail for Elizabethkingia meningoseptica
    catalase test, the oxidase test, and the indole test. It is negative by the urease test. In general, it is negative by the nitrate reductase test, although...
    14 KB (1,543 words) - 12:45, 9 May 2025
  • Thumbnail for Urine test strip
    food is eaten. The detection of glucose by test strips is based on the enzymatic reaction of glucose oxidase. This enzyme catalyses the oxidation of glucose...
    54 KB (6,376 words) - 21:41, 24 May 2025
  • Thumbnail for Chromobacterium violaceum
    "Fatal Chromobacterium violaceum septicaemia in northern Laos, a modified oxidase test and post-mortem forensic family G6PD analysis". Ann Clin Microbiol Antimicrob...
    13 KB (1,339 words) - 21:34, 24 May 2025
  • of the bacterium. They are negative by Gram stain and positive by the oxidase test. When grown on nutrient agar, they form unpigmented colonies. They grow...
    4 KB (429 words) - 20:50, 27 November 2024
  • Thumbnail for Haemophilus influenzae
    further characterized using catalase and oxidase tests, both of which should be positive. Further serological testing is necessary to distinguish the capsular...
    45 KB (4,829 words) - 04:32, 25 May 2025
  • Thumbnail for Heterophile antibody test
    The mononuclear spot test or monospot test, a form of the heterophile antibody test, is a rapid test for infectious mononucleosis due to Epstein–Barr...
    8 KB (874 words) - 09:04, 19 September 2024
  • Thumbnail for Glucose meter
    Glucose meter (category Medical testing equipment)
    are battery-powered. Test strips: A consumable element, different for each meter, containing spots impregnated with glucose oxidase, which reacts with glucose...
    37 KB (4,626 words) - 13:54, 22 May 2025
  • ferment D-ribose. The bacteria doesn't produce CO2 for the Oxidase test. The Nitrate reductase test results in Nitrate not reducing to Nitrite, so it reduces...
    13 KB (1,365 words) - 19:18, 18 March 2025