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| Selective for Salmonella; Differential for lactose | Brilliant Green
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| Inhibits most enteric gram negative bacteria | Brilliant Green
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| Brilliant Green Lactose Positive Color (decr. pH) | yellow/green/inhibited
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| Brilliant Green Lactose Negative Color | pink-white with red zone
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| Nonselective & differential for hemolysis | Sheep blood agar
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| Contains tryptone soybean protein & 5% sheep blood nutrient | Sheep blood agar
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| Supports all but the most fastidious organisms | Sheep blood agar
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| Enriched with hemoglobin, hemin (X factor), and coenzyme nicotine adenine dinucleotide (V factor) | Choco agar
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| Grows on blood agar and choco agar | N. gonorrhaeae
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| most gram pos & gram neg will grow | Sheep blood agar
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| most gram pos & gram neg will grow | Choco agar
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| Chocolate agar (only) | H. influenzae
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| Selective for gram positive bacteria; differential on the basis of hemolysis | CNA agar
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| Peptone nutrient, sheeps blood | CNA agar
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| Inhibit gram negative bacteria in CNA agar | Colistin & Nalidixic acid
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| Ability to grow staph & strep | CNA agar
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| demonstrates hemolysis (alpha & beta) | CNA agar
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| Inhibits bacteria besides Staph & Strep | CNA agar
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| Eosin Methylene Blue Agar | EMB
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| Selective for enteric gram negative rods; differentes lactose pos & neg | EMB
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| Dyes that inhibit gram positive bacteria on EMB | Eosin Y & methylene blue
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| EMB Lactose positive color | Dark purple center
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| Lactose positive occurs with: | Decrease pH
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| EMB Lactose negative color | No dark purple center
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| Lactose negative | Shigella
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| Lactose negative | Samonella
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| Lactose negative | Proteus
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| Stool specimen | Hektoen Enteric Agar
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| Very similar to Brilliant Green | Hektoen Enteric Agar
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| Selective for Salmonella, Differentiates Lactose positive & lactose negative; Differentiates H2S pos & neg | Hektoen Enteric Agar
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| Hektoen Enteric agar - dye that inhibits most normal enteric bacteria | Bromthymol blue & acid fuchsin (pH indicators)
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| H2S differential iron source | Ferric ammonium citrate
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| Hektoen Enteric L+ | Salmon/yellow colonies
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| Hektoen Enteric L- | Green,blue
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| Hektoen Enteric H2S+ | Black center in colony
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| Mac Conkey (similar) | EMB (similar)
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| Differential based on lactose; Selective for gram negative rods | Mac Conkey
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| Mac Conkey specimens | stool, sputum, urinary
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| Mac Conkey dye that inhibits gram + bacteria | crystal violet dye
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| Mac Conkey Lactose + color | Red
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| Mac Conkey Lactose - color | colorless
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| Selective for Staph; Differential due to Mannitol Salt | Mannitol Salt agar
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| Selective for Staph | Mannitol Salt agar
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| Mannitol Salt agar - what inhibits all gram - & all gram + but Staph | Na Cl
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| Differentiates wh/ Staph ferment Mannitol & wh/ don't | Mannitol
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| Ferments Mannitol color | Yellow colonies with yellow zones
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| Nonfermentor of Mannitol color | Pink
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| Phenylethyl Alcohol Agar | PEA
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| PEA (similar) | CNA (similar)
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| Selective for Staph & Strep; Differential due to hemolysis | Phenylethyl Alcohol Agar
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| Inhibits gram negative bacteria in PEA | Phenylethyl alcohol
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| Selective for Strep (Beta hemolysis) | SXT agar
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| Sheep blood agar with trimethoprim-sulfa | SXT
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| Inhibits most bacteria other than Group A & Group B strep | SXT/TMP/smx
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| Beta hemolysis | S. pyogenes & S. agalactiae
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| Stool Specimen | Selenite F Broth
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| Toxic for normal enteric flora | Sodium selenite
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| Enhances enteric pathogens - especially salmonella | Selenite broth
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| Salmonella (good growth); Shigella (partial or complete inhibition) | Selenite broth
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| Selective for N. gonorrhoeae | Thayer Martin Agar
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| Chocolate agar + antibiotics | Thayer Martin Agar
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| Thayer Martin - Inhibit other gram negative | Colistin
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| Thayer Martin - Inhibit gram positive | Vancomycin
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| Thayer Martin - Inhibit yeast | Nystatin
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| Modified Thayer Martin (MTM) | Trimethoprim - inhibits proteus
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| Normally sterile body sites | Thioglycollate broth
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| Permits growth of anaerobes | Thioglycollate broth
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| Permits growth of anaerobes | Thio, cystine (lowers oxidation)
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| Enhance the growth of pathogens that are present in small numbers | Thioglycollate broth
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| Enhance the growth of most bacteria | Beef protein, glucose
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| Xylose, Lysine - Desoxycholate Agar | XLD
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| Differential due to lactose & H2S; Selective for Salmonella & Shigella | Xylose Lysine - Desoxycholate Agar
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| XLD - Inhibits gram + bacteria & some enterics | Na desoxycholate & salts
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| XLD Lactose positive color | Yellow colonies
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| XLD Lactose negative color | Pale pink colonies
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| XLD - H2S | Ferric ammonium citrate
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| XLD - H2S + | Black center
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| XLD - Pink colonies with black center | Salmonella
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| XLD - Pink colonies with no black center | Shigella
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| Salmonella | Lactose negative
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| Salmonella | H2S positive
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| Shigella | Lactose negative
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| Shigella | H2S negative
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| E. coli | Lactose positive
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| E. coli | H2S negative
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