Art and Science of Laboratory Medicine

Art and Science of Laboratory Medicine

Sunday, March 13, 2016

List of culture media used in microbiology

Many types of bacterial growth media are used to culture (grow) microbes in the laboratory. Here's a summary of defined, complex, selective and differential media.

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Microbiology notes

·   Alkaline Peptone Water
Enrichment media for Vibrio cholerae
·   Alkaline Salt Transport Medium
·   Taurocholate Peptone Transport Medium
Transport media for diarrheal diseases suspected of being caused by V. cholerae
·   Anaerobic Media
Liquid media by addition of
·     Glucose (0.5 % to 1 %)
·     Ascorbic Acid (0.1 %)
·     Cysteine (0.1 %)
·     Sodium Merceptoacetate (0.1 %)
·     Thioglycollate (0.1 %)
·     Particles of cooked meat broth
·   Bile Salt Agar
·   Thiosulphate Citrate Bile Salts-Sucrose Agar (TCBS)
·   Monsur’s Tellurite Taurocholate Gelatin Agar
Selective media for V. cholerae
·   Bile Esculin Agar (Contains 40% Bile)
Selective media for Enterococcus species (Black coloration of the medium)
·   Blood Agar
·     Enriched media (Supports the growth of fastidious organisms, e.g. Streptococcus)
·     Indicator media to show hemolytic properties of certain organisms (Staphylococcus aureus: β-Hemolytic; Streptococcus pneumonia and S viridans: α-Hemolytic; Enterococcus: Non-Hemolytic)

·   Bordet-Gengou Agar
·   Charcoal Blood Agar
·   Regan-Lowe Medium (Charcoal Agar with blood, cephalexin and Amphotericin B)
Isolation of Bordetella pertussis
·   Brain Heart Infusion Broth
Used in blood culture bottles (both adult and pediatric patients)
·   Buffered Charcoal Yeast Agar (BCYA)
·   Feeley Gorman Agar
Specialized media for isolation of Legionella
·   Campylobacter Thioglycollate Broth
Selective holding media for recovery of Campylobacter species
·   Castaneda Medium
Biphasic medium for the isolation of Brucella
·   Cefoxitin Cycloserine Fructose Agar (CCFA)
·   Cefoxitin Cycloserine Egg-Yolk Agar (CCEY)
Selective media for isolation of Clostridium difficile form suspected cases of pseudomembranous colitis/antibiotic-associated diaeehea
·   Cefsulodin-Irgasan-Novobiocin medium (CIN Medium)
Selective media for Yersinia (and may be used for Aeromonas also)
·   Columbia-Colistin Nalidixic Acid agar (CNA Agar)
Selective media for the isolation of Gram-positive cocci
·   Cooked meat broth
·   Nutrient agar slopes
·   Semisolid nutrient agar stabs
·   Heated blood agar slopes
In general, used for preservation and storage of bacterial cultures
·   Crystal violet blood agar
Selective media for Streptococcus pyogenes
·   Cysteine Lactose Electrolyte Decient Media (CLED Media)
Most commonly used media for culturing urine samples
·   Egg Saline Medium
Preservation of cultures of Gram-negative bacilli
·   Egg Yolk Agar
Detection of lipase and lecithinase activity of Clostridium species
·   Ellner’s Medium
·   Medium of Duncan and Strong
·   Medium of Phillips
·   Alkaline Egg Medium
Specialized media to induce sporulation in Clostridium
·   Fildes Blood-Digest Agar and Broth
·   Levinthal’s Agar
Enriched media for recovery of Haemophilus inuenzae
·   Firm Agar (4% to 6% Agar)
Prevents swarming of Proteus mirabilis, P. vulgaris and Clostridium tetani
·   Fletcher’s Agar
·   Ellinghausen and McCullough Medium
·   Ellinghausen-McCullough-Johnson-Harris (EMJH) Media
Solid media for isolation of Leptospira
·   Glycerol Saline Transport Medium
Transport stool specimen for typhoid bacilli
·   Heated Blood Agar/Chocolate Agar
Growth of fastidious organisms (E.g. Hemophilus inuenzae, Neisseria gonorrhoeae and S. pneumoniae
·   Hoyle’s Tellurite Lysed Blood Agar
·   Tinsdale Medium
Selective media for isolation of Corynebacterium from throat swabs
·   Loeffler Serum Slope
Stimulation of metachromatic granules in Corynebacterium diphtheriae
·   Lowenstein-Jensen Medium
·   Middlebrook Media
Selective media for isolation of Mycobacterium tuberculosis from sputum and other samples
·   MacConkey Agar
Differential media for Enterobacteriacaeae (i.e., lactose fermenting and non-lactose fermenting)
·   MacConkey Bile Salt Lactose Agar
·   Brilliant MacConkey Agar
·   Leifson’s Deoxycholate-Citrate Agar (DCA)
·   Wilson and Blair’s Brilliant Green Bismuth- Sulphite Agar (BBSA)
·   Taylor’s Xylose Lysine Deoxycholate Agar (XLD)
·   Hektoen Enteric Agar
·   SalmonellaShigella Agar
Differential and media for isolation of Salmonella and Shigella from stool specimens
·   Mannitol Salt Agar
Selective and indicator media for S. aureus
·   Modied Barbour Stoenner Kelly medium (BSK)
Specialized media for Borrelia burgdorferi
·   Modified Korthoff’s Medium
Liquid media for isolation of Leptospira
·   Modied New York City Medium (contains colistin, lincomycin, trimethoprim, amphotericin B)
Selective media for Neisseria gonorrhoeae
·   Mueller-Hinton Agar
Performing antimicrobial susceptibility for bacteria
·   Nutrient Agar (1% to 2% Agar)
Basal media in microbiology
Supports the growth of all non-fastidious organisms
·   Non-Nutrient Agar
Cultivation of parasites (e.g., Acanthamoeba)
·   Peptone Water
·     Basal media for preparation for carbohydrate fermentation media
·     To ascertain whether a bacteria is motile or non-motile
·     Basis for Indole test

·   Phenol-Red Egg Yolk Polymyxin Agar
Selective media for isolation of Bacillus cereus from food, feces, and vomitus
·   Pike’s Media
Preservation of S. pyogenes, pneumococci, and Hemophilus inuenzae in nose and throat swabs
·   Polymyxin B-lysozyme-EDTA-Thallous Acetate (PLET)
Selective media for isolation of Bacillus anthracis from soil and other medium materials containing numerous spore formers of other species
·   Polymyxin B, Neomycin, Fusidic Acid Media (PNF)
Selective media for S. pyogenes (or β-hemolytic Streptococcus)
·   PPLO Medium (Contains Sterol)
Specialized media for Mycoplasma pneumoniae
·   Pre-Reduced Anaerobically Sterilized (PRAS) Media
Commercially available media for anaerobic organisms
·   Proteose Peptone-Yeast Extraction Broth
Media for carrying out biochemical tests for anaerobes
·   Requirements of X and V Factors
Isolation of Haemophilus influenzae
·   Roswell Park Memorial Institute (RPMI) 1640 Medium
Cultivation of malarial parasites (i.e., Plasmodium)
·   Robertson Cooked Meat Broth (RCMB)
·      Growth of anaerobes (e.g., Clostridium)
·      Maintaining stock cultures of anaerobic organisms
·   Salt-Cooked Meat Broth (Cooked Meat Broth with 10% NaCl)
Enrichment media for isolation of S. aureus from heavily contaminated materials
·   Semisolid Agar (0.05% to 0.1% Agar)
Prevents convection current and allows the growth of anaerobic and micro-aerophilic organisms
·   Skirrow’s Campylobacter Medium (contains polymixin B, trimethoprim, vancomycin)
·   Preston Campylobacter Medium (contains polymixin B, rifampicin, trimethoprim)
·   Campy Blood Agar
·   CVA Medium (contains cefoperazone, vancomycin, amphotericin)
Selective media for Campylobacter jejuni
·   Smith-Noguchi Medium
Cultivation of nonpathogenic treponemes (e.g., Reiter strain of Treponema phagedenis)
·   Sorbitol MacConkey Agar
Isolation of verocytotoxin-producing (enterohemorrhagic) E. coli of 0157 type (as it fails to ferment D-sorbitol)
·   Stuart Transport Media
·   Amies Transport Media
Maintaining the viability of gonococci on swabs during transportation
·   Tetrathionate Broth
·   Gram-Negative Broth
·   Selenite-F Broth
Enrichment media for isolation of Shigella and Salmonella from stool samples
·   Thayer-Martin Medium (contains vancomycin, colistin, nystatin)
Selective media for Neisseria gonorrhoeae
·   Thioglycollate Broth
·   Trypticase Soy Broth
All purpose enrichment broth for anaerobes, aerobes, micro-aerophilic, and fastidious organisms
·   Todd Hewitt Broth with Antibiotics
Selective and enrichment for Streptococccus agalactiae in female genital specimens
·   Triple Sugar Iron Agar (TSI) Medium
Differentiation of various members of Enterobacteriaceae
·   Wilkins-Chalgren Agar
Performing antimicrobial susceptibility of anaerobic bacteria

Source:Microbiology notes

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