Campylobacter Cefex Agar Base is recommended for isolation and cultivation of Campylobacter species. It is a highly nutritious base and the addition of horse blood supplements the medium with X-factor and other growth factor requirements. Incorporation of antibiotics, Cefaperazone and cycloheximide inhibits gram positive and gram negative organisms and fungi. Typical Campylobacter jejuni appear as small mucoid, grayish flat colonies with irregular edges.
- Appearance: Cream to yellow homogeneous free flowing powder
- Gelling: Firm, comparable with 1.5% Agar gel
- Color and Clarity of prepared medium: Basal medium : Yellow colored clear to slightly opalescent gel. After addition of blood: Cherry red colored opaque gel forms in Petri plates
- Reaction of 4.94% w/v aqueous solution at 25°C. pH : 7.0±0.2
- Cultural characteristics observed under microaerobic atmosphere with added 10%v/v defibrinated sheep blood or 5-7%v/v laked horse blood and Park and Sanders Selective Supplement II, (FD105), after an incubation at 35-37°C for 18-24 hours