CTA Agar (Cystine Trypticase™ Agar)

[所属分类:培养基配方] [发布时间:2020-5-28] [发布人:] [阅读次数:] [返回]

山东拓普生物工程有限公司

Shandong Tuopu Biol-Engineering Co.,Ltd

CTA Agar
(Cystine Trypticase™ Agar)

培养基配方
Composition per liter:
Pancreatic digest of casein.................................................20.0g
Agar .......................................................................14.0g
NaCl.........................................................................5.0g
L- Cystine ..................................................................0.5g
Na2SO3 ......................................................................0.5g
Phenol Red.................................................................0.017g
pH 7.3 ± 0.2 at 25°C
Preparation of Medium: Add components to distilled/deionized
water and bring volume to 1.0L. Mix thoroughly. Gently heat until
boiling. Distribute into tubes or flasks. Autoclave for 15 min at 15 psi
pressure–118°C. Pour into sterile Petri dishes or leave in tubes. Two
drops of sterile rabbit serum added per tube prior to solidification en-
hances the recovery of Corynebacterium diphtheriae.
Use: For the cultivation and maintenance of a variety of fastidious
microorganisms, including Corynebacterium diphtheriae. For carbo-
hydrate fermentation tests in the differentiation of Neisseria species.