Microbexpert presents a comprehensive bacterial identification eReport
Microbexpert is an internet microbiology portal that serves as an efficient collection of Microbiology details for researchers, Professors, thesis writers and of course for students and professionals. The current report “Bacteria Identification Hand book” will be of great use for the above target profiles.
Excellent opportunity for microbiology researchers, Professors, thesis writers, students and professionals.
What does this report offer?
For microbiology aspirants, it is very essential to know the identification tests used to determine the bacterial genus. For this purpose they need to search in a variety of books, Journals and e-resources. “Bacteria Identification Hand book” presents excellent details about the umpteen bacterial genuses in a readily usable manner. This report presents a listing of over 1500 and more bacterial genus with every minute detail about each genus.
Bacterial Genus list
A complete list of bacteria featuring over 1500 bacterial genus.
This enables the user to instantly check out each and every bacterial genus
Bacterial Morphology details
The report offers you information about the bacterial shape, whether it is cocci, or bacilli, or vibrio or coccobacilli. Also you get to know the size of bacteria in microns.
The user gets to know the appearance and size of the bacteria.
Bacteria Cultural Characteristics
The report provides the cultural characters of bacteria like what media is used to grow the bacteria. There are also details about the bacterial colony morphology.
User gets to know the culture media and ingredients which are used to cultivate the bacteria.
Bacteria Optimum Growth Characteristics
The report features the optimum growth characteristics of bacteria like optimum pH, temperature and alkalinity conditions that favor the growth of the bacteria.
User can identify whether the bacteria is thermophilic, mesophilic, or acidophilic. Also the user gets to know the favorable pH and temperature for bacterial growth.
Gram’s staining results
The report presents details whether the bacteria is Gram positive or Gram negative or Gram variable.
Gram staining results is the primary factor in bacterial identification.
Bacteria Biochemical tests
There are various biochemical reactions like IMViC –
• Indole test
• Methyl red test
• Voges-proskauer test
• Citrate test
• Catalase test
• Phosphatase test
• Gelatin liquefaction test
All the above test results for bacteria are listed in the report. This provides ample identification data to spot a bacteria.
The user can easily arrive at the exact bacterial identification by referring to these biochemical test results.
The report also elucidates the resistance of bacteria to various antibiotics and other external conditions.
The user gets to know the antibiotic resistance details of bacteria.
Antigenic properties and toxins
Details about the antigenic Properties and toxins produced by bacteria are described in the report.
User gets to know the exo-toxin and endo-toxin produced by bacteria.
This report caters essential and intensive details for following profiles
Bacteria Report – Sub Sections
This is a microbiology report written to provide a genuine insight into various bacteriology related details. This report consists of the following subsections:
Bacteria Report(BR) Subsections
Microbiology Report(MR) Subsections
Lyme disease MR
Whooping Cough MR
Why should you buy this report?
The major highlights of this report are :
1. First of its kind in internet
2. Comprehensive listing of bacteria
3. Serves as an efficient hand book for A-Z needs of bacterial data
4. Saves time of users by instant relevant information
5. Nominal price
6. Boon to microbiologists
7. Data accuracy
8. Prepared by subject experts
9. Extensive data collection
10. Presented by pioneers in microbiology web directory arena
Queries??? Feel free to contact us
If you find this report as a useful resource, do contact us at :
A sample listing containing partial details for bacterial genus under alphabet A is given below for your reference.
Morphology & Cultural Characteristics
Rods (0.3-0.4 x 1-1.5 microns) forming filaments of variable length, mobile. Strict aerobic thermophilic and acidophilic moderate. Autotrophic growth on ferrous iron. Heterotrophic growth on yeast extract. Optimum growth at 45-50 ° C and pH 2
Non mobiles, Gram positive. Short rods often swollen in the middle, or small shells that appears elliptical, singly, in pairs and short chains, non-motile.
Anaerobes that ferment glucose to lactate, acetate and formate. Catalase negative.
Straight rods to slightly curve (0.5 x 1-3 microns), singly, in pairs or small aggregates, non-motile, pleomorphic, sometimes connected, Growth between 30-43 ° C and pH 7-8.
Anaerobes or optional
Acid production (acetate) variable glucose. Ferment some sugars into acetate, ethanol and formate.
Bacillary forms thin, irregular predominate during the first 18 hours of growth on blood agar. Some cells have shapes V. Then the bodies become granular and segmented and may resemble small irregular shells.
Facultative anaerobes requiring CO 2 for good growth.
Production of acid on sugars.
Rods (0.5-0.8 x 1-1.5 microns), non-spore forming, Colony circular, convex, yellowish, 1-2 mm in diameter. Strict aerobic chemo-organotrophic. . Optimum growth at 25 ° C (15-30 ° C) and pH 6-9.5.
Catalase positive, oxidase negative. Use dextrin, glucose, fructose, maltose, maltotriose, mannose, sucrose, turanose, glutamic acid and glucose-1-phosphate.
In complex medium, this organism has a growth cycle with alternation of shells and rods. Stationary cultures are composed of large coccoid cells of 0.6 to 1 micron in diameter. When transfers to fresh medium, these cells swell and produce outgrowths features rods with irregular shapes or V complex. Primary connections can be formed but without production of true mycelia. The cells are not mobile or occasionally moving. Lysine is an amino acid dominant peptidoglycan. Strict aerobes that produce little or no acidic sugar.
Catalase present. Hydrolyze gelatin. Biotin required by most species.
Irregularly shaped rods (0.4-0.5 x 1.2-2.5 microns), singly, in pairs or short chains, weakly mobile, . Peptidoglycan type B. Aerobic using a wide spectrum of sugars and organic acids. Low production of H 2 S and VP test positive. Mesophilic with an optimum temperature between 24 and 26 ° C.
Colony yellow becoming orange red to orange-brown with age.
Short rods to spherical or ovoid cells (0.7-1 x 0.7-1.7 microns), singly, in pairs, short chains or small irregular masses. Not mobile.
Gram positive. Colony white to orange. Aerobic or microaerophilic. Catalase positive, oxidase negative. Production of acidic sugars.
Initial growth on agar medium in the form of filamentous elements (1 micron or less in diameter) which fragment gradually releasing irregular coccoid cells, non-mobile. Presence of 2, 4 - diaminobutyric (2, 4-DAB) in the wall with alanine, glutamic acid, glycine and rhamnose. Sensitive to lysozyme.
Microaerophilic to aerobic. Catalase negative, oxidase negative.
Sticks short, thin and irregular (0, 6-3 x 0.4-0.6 microns), with shapes V. Coccoid forms in older cultures. Very demanding nutritionally.
Strict aerobes, catalase positive. Slow acid production and low on sugar.
The vegetative hyphae are branched but not fragmented. Colony orange. Intervening low sporulation on agar / tap water and glycerol / calcium malate agar. No aerial mycelium or globular body.
Strict aerobes, catalase positive. Contain meso-diaminopimelic acid and 3-hydroxydiaminopimélique a peptidoglycan glycol and sugars cell following: arabinose, rhamnose, ribose, xylose, galactose, mannose and glucose.
Strict aerobic chemo-heterotrophic, catalase positive, oxidase negative. Oxidize sugars with acid production. Hydrolyze esculin, casein and Tweens 20, 40, 60 and 80. Reduced nitrate to nitrite. The major menaquinone is MK-9 (H 4).
Pleomorphic short rods and nuts (0.6-1.2 x 1.2-2 microns), non-motile, non sporulating, Gram positive. Colony circular, convex, smooth, yellow, 0.8-1 mm in diameter. The peptidoglycan contains LL-DAP. Optimum growth at 30 ° C (4-40 ° C) and pH 7.5-8.5.
Coccoid rods or irregular (0.5 x 0.5-1.2 microns), non-motile. Optimum growth at 33-37 ° C (21-40 ° C). Strict aerobes requiring biotin, nicotinic acid and thiamine. Use sugars.
Gram positive. Colonie beige. Catalase positive.
Gram-positive mycelia with branched hyphae blue to gray, forming straight chains of spores. Strict aerobes growing between 20 and 37 ° C on medium with yeast extract and malt extract, with production of a black soluble pigment. Use some sugar. Growth at temperatures above 15 ° C and below 45 ° C.
Vegetative hyphae and aerial yellowish white, trendy but not fragmented. Mobile spores formed by pairs Longitudinal vegetative hyphae and isolated or in pairs Longitudinal aerial hyphae. Nitrate reduced. Growth at 45 ° C.
Aerobic using sugars without acid formation.
Form bodies resembling sporangia containing hyphae but no spores. Also produces aerial spore chains. Mycelium in the substrate about fragmentation variable. Wall with meso-diaminopimelic acid. The hydrolyzate total cell contains arabinose, galactose and mannose. The acyl type of wall is acetyl. The major phospholipids are phosphatidylethanolamine, the phosphatidylméthyléthanolamine, phosphatidylethanolamine with two-OH fatty acids, the lyso-phosphatidylméthyléthanolamine the diphosphatidylglycerol the phosphatidylglycerol and lyso-phosphatidylethanolamine.
Dominant menaquinone MK-9 (H4) with traces of MK-9 (H2), MK-9 (H6) and MK-10 (H4). Mycolic acids absent.
Branched vegetative hyphae (0.5-2 microns in diameter) tend to split. Aerial mycelium not always present. Sterile aerial hyphae or segmenting chain fragments or oval-shaped spores. No endospores, ducts, synnemata, sporangia or sclerotia. Not mobile. Wall type IV, sugar composition of wall-type, menaquinone MK-9, type PII phospholipids.
The fine hyphae (0.5 micron in diameter) are differentiated by (1) internal substrate hyphae, long branched filaments that penetrate the agar and form synnemata, bodies shaped domes or flat colonies on the surface of agar and (2) aerial hyphae (0.5-1 micron in diameter) from the synnemata, domes or colonies. The hyphae are chains of motile spores in liquid medium. Growth at pH 7-7.5 and between 10 and 38 ° C.
Mycelium connected, forming aerial hyphae with terminal structures or spherical shaped golf club, containing spores in spiral chains. Spores oval or coccoid, smooth and non-mobile (0.8 x 0.7-1 microns). Strict aerobes growing between 20 and 30 ° C. Mycelium pale yellow and white hyphae.
Use some sugar, reduce nitrate.
Irregular short rods, singly or in pairs. Non-motile, non sporulating. Optimal anaerobic growth in 24 h but low growth potential in aerobically in 72 h. Growth in 72 h at 28 ° C, 24 h at 37-40 ° C and 96 h at 45 ° C. No growth at 50 ° C.
Catalase and oxidase negative. Fermentative metabolism of sugars. Hydrolyze esculin, hémolysent little or no human blood.
Rods (0.3-0.8 x 1, 1-2, 3 microns) peritrichous, encapsulated. Growth at pH 3-6 and 25-37 ° C.
Gram-negative. Orange Colony. Aerobic. Catalase positive. Chemo-organotrophic using sugars. Saccharolytic. Acidophilic and mesophilic.
Slender straight rods (0.8 x 2-3 microns), in pairs or short chains, mobile or sub polar flagellum a few lateral flagella. Hydrolyze starch, casein and tributyrin. Thermophilic growth. Homoacétogènes, 1 fermented glucose in 2 acetate + 2 CO 2 + 4H 2.
Traces of volatile fatty acids are formed on complex medium.
Slightly curved rods with rounded ends (0.3 x 3-8 microns), forming spheres and structures like spores in older cultures. Formation of a red carotenoid pigment in orange-old cultures exposed to light, similar to flexirubines. No growth on organic acids (except lactate), amino acids, peptides and alcohols. Optimal growth with 2-6% salt (2-12%) and 50 ° C (37-55 ° C).
Strictly anaerobic, chemo-heterotrophic, oxidase and catalase negative. Presence of cytochrome b. Ferment hexoses and pentoses equimolar quantities of acetate, propionate and succinate.
Flexible rods, straight to slightly curved, with rounded ends (0.3-0.5 x 0, 9-3 microns), singly or in pairs, non-motile, non sporulating, occasionally swollen at one end. Do not survive after incubation at 80 ° C for 10 min. Anaerobes. Chemo-heterotrophic growth weak broth even in the presence of vitamins. Optimum growth at 37 ° C (25-45 ° C).
Formation of traces of succinate, acetate, propionate and isovalerate sometimes with very small amounts of lactate, isobutyrate and butyrate. Gelatin liquefied.
Flexible rod ends slightly tapered (0.25-0.4 x 4-10 microns), singly or in pairs, moving sliding, forming structures resembling cysts at one end in cell cultures aged. Formation of a carotenoid pigment yellow, salmon pink. Coloring dependent upon daylight unobserved. Anaerobic with low to moderate tolerance to oxygen. Ferment pentoses and hexoses to acetate, propionate and succinate, with traces of formate, fumarate and hydrogen. No growth on organic acids, amino acids, peptides and alcohols. Auxotrophs requiring vitamins or yeast extract. Alcaliphiles moderate. Optimum growth at pH 8.5 (7,2-10,2), with 0.35M sodium ions and 35 ° C (10-44 ° C).
Chemo-heterotrophic, catalase positive.
Rods (0.4-0.5 x 2-3 microns), mobile sliding, non-spore forming, gram-negative. Colony circular, convex, shiny, orange, 3-4 mm in diameter. Production of non-diffusible orange pigment. Major quinone MK-6. Sensitive to carbenicillin, lincomycin and oleandomycin; resistant to ampicillin, benzylpenicillin, gentamicin, kanamycin, neomycin, polymyxin B, streptomycin and tetracycline. Optimum growth at 21-23 ° C (4-35 C) and 10-60 g / l NaCl.
Facultative anaerobic chemo-organotrophic. Catalase, oxidase, alkaline phosphatase and b-galactosidase positive. Agarolytiques. Produce acid on some sugar. Hydrolyse agar, gelatin, alginate, starch, Tween 20 and 40. Do not reduce nitrate.
Rods (0.3-0.5 x 5-7 microns), mobile sliding, non-spore forming, gram-negative. Colony irregular, flat, on board non-integer, 3-5 mm in diameter, producing carotenoid pigments and flexirubine non-diffusible, yellow to dark brown. Growth between 4-34 ° C and 10-80 g / l NaCl.
Strict aerobic, chemo-organotrophic, catalase, oxidase and alkaline phosphatase positive. Hydrolyze casein, gelatin, starch, DNA and Tweens 20, 40, 60 and 80. Use sugars without production of acid. Do not reduce nitrate. Main respiratory quinone MK-6. Sensitive to ampicillin, carbenicillin, lincomycin and oleandomycin; resistant to benzylpenicillin, gentamicin, kanamycin, neomycin and polymyxin B.
Rods (0.4-0.6 x 3-5 microns) to edge slightly irregular, non-motile, Gram negative. Colony deep orange (non-diffusible carotenoid pigments). Strict aerobes requiring NaCl. Alcalitolérants. Use sugars and amino acids poorly.
Chemo-organotrophic, catalase and oxidase positive.
Coccobaciles (0.3-0.4 x 0.3-0.9 microns) to short filaments (0.4 x 10-20 microns), ends rounded, not forming Microcystis, gas vesicles or cells circulars or helical. Not mobile. Pigments produce pink and red non-diffusible. Colony circular, smooth, convex, entire margin, salmon pink to red. Marine bacteria adapted to cold with optimum growth at 16-19 ° C (-2-25 ° C) and 6-60 g / l NaCl.
Rods (0.3-0.6 x 1.1-4.8 microns), non-spore forming, gram-negative. Colony circular, smooth, convex with entire margin, red and transparent when young but turning opaque (carotenoid pigments). Use sugars, producing acid. Reduce nitrate to nitrite. Production of aminopeptidase but do not assimilate amino acids. Growth inhibited by 5 g / l yeast extract. Growth between 4-40 ° C (opt. 30 ° C), pH 7-9 (opt. 7) and 0-60 g / l NaCl (opt. 15 g / l).
Strict aerobic, chemo-organotrophic, catalase and oxidase positive. Hydrolyze esculin, gelatin and starch.
Vibrios (0.5-0.75 x 2.5-3 microns), S-shaped or spiral stretched. Colonie mucosa and slightly orange. Strict aerobes, using a large number of sugars but not in C1 compounds, amino acids or organic.
Do not reduce nitrate. Optimum growth at 28-30 ° C (4-40 ° C), pH 7 and 5-60 g / l NaCl.
Oval cells (0.6-1 micron long), isolated, in pairs, short chains or aggregates, non-motile. Colony small, circular, white, 0.7 mm in diameter. Anaerobes. Growth in mucin gastric infusion of heart-brain N-acetylglucosamine, N-acetylgalactosamine and glucose in presence of peptone, yeast extract, tryptone and casitone. Use mucin as a source of carbon, nitrogen and energy. Production of sulfate during fermentation of mucin. Do not require vitamins for growth. Optimum growth at 37 ° C (20-40 ° C) and pH 6.5 (5, 5-8).