Primary Purpose

Bile esculln agar (BEA)

Nutrient agar base with ferric citrate. Hydrolysis of esculln by group D streptococci imparts a brown color to medium; sodium desoxychoiate inhibits many bacteria

Differential isolation and presumptive identification of group D streptococci and enterococci

Bile escuDnazlde agar with vancomycin

: ■

Contains azid' to inhibit gram-negative bacteria, vancomycin to select for resistant gram-positive bad i and bile esculin to differentiate enterococci bom other vancomyclrwesistant bacteria that may grow

Selective and differential for cultivation of vancomycin-resistant enterococci from clinical and surveillance specimens

Blood a£". i i

thai: Soy' agar, Br-iella agar, or beef heart fusion rith5%sheerer!

!ultlvat!on of fastidious mlcrrttrgan^ms, determination of hemolytic e ;tloiis

Bordet-Gengou agar

Potato-glyceral-based medium enriched with 1594-20% defibrinated blood. Contaminants inhibited by methiclllin (final concentration of 2.5 |im/mL)

Isolation of Bordetella pertussis

Buffered charcoal-yeast 1 extract agar (BCYE)

Yeast extract, agar, charcoal, and salts supplemented with l-cystefne HO, ferric pyrophosphate, ACES buffer, and a-ketoglutarate

Enrichment for Legionella spp.

Buffered i'iarcoal-ye?0l attract (twYE)S5ar::'i i Ibtotli

Gi E supplement-f 'wi ' lymyxiii vancomycin, 'and ansamycin, to inhibit gram-negative bacteria,. gram-positive bacteria, and yeast respectively

Erni-hment and selection % Legionella spp,

Campy-blood agar

Contains vancomycin (10 mg/L), trimethoprim (5 mg/L), polpbdn B (2500 U/L), amphotericin B (2 mg/L), ar itothin (15 mg/L) ir Brucella agar base withs blooc

Selective for Campylobacters??.

tiiioglycolla broth

J lio; < [?tj or:' supplements rith increased agar concemration and antibiotic;

Selective holding medium tor recovery of Campylobacters^.

Cefoperazone, vancomycin, amphotericin (CVA) medlun

Blood-supplemented enrichment medium containing cefoperazone, vancomycin, and amphotericin to Irliibt growth of most gram-negative bacteria, ; Tini'Dos% lacteria, and yeast, re^ectiveiy

Selective medium for isolation of - lypylebati-: .- \

" .i ■ f ■ 'r - ■ . ■ -

in- irgasan-novoblocin (CIN) agar

Peptone base wIDi yeast extract, mannitol, and bile salts. Supplemented with cefeulodin, irgasan, and novobiocin; neutral red and crystal violet indicators

Selective for Yersinia spp.; may be useful for Isolation of Aeromonas spp.


Peptone base, enriched with solution of 2% hemoglobin or IsoVitaleX (BBL)

Cultivation of Haemophilus spp. and pathogenic Neisseria spp.

olistfr alkfixic 1 acid (CNA) agar -

Columbia agar base with 10 mg colistin per liter, 15 mg nalidixic acid pr-iter, arid 5i .«ep blood

Selective isolation of gram-positive cocci

Cystine-tellurite blood agar

Infusion agar base with 5% sheep blood. Reduction of potassium tellurite by Corynebacterium diphtherias produces blade colonies

Isolation of C. diphtheriae

, Eosin methylene blue (EMB) a; rfliroinS)

Peptone base with lactose and sucrose. Eosin and methylene blue as indicators'

Isolation and differentiation of lactose-fermenting and non-iactose-tormenting enteric bacilli

' Gram-negative broth (GN)

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Bacterial Vaginosis Facts

Bacterial Vaginosis Facts

This fact sheet is designed to provide you with information on Bacterial Vaginosis. Bacterial vaginosis is an abnormal vaginal condition that is characterized by vaginal discharge and results from an overgrowth of atypical bacteria in the vagina.

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