请问:实验室常用培养基配方有哪些?

发布时间:

2022-12-24

作者:

中国培养基做的比较大的公司


请问:实验室常用培养基配方有哪些?
 
 
2xYT培养基
  组份浓度 1.6%(W/V)Tryptone,1%(W/V)Yeast extract,0.5%(W/V)NaCl
  配制量 1L
  配制方法
1.称量16g Tryptone,10g Yeast extract,5g NaCl置于1L烧杯中。
2.加入约800ml的去离子水,充分搅拌溶解。
3.滴加5N NaOH,调节pH值至7.0。
4.加去离子水将培养基定容至1L。
5.高温高压灭菌后,4℃保存。
 
 bx broth培养基
  组份浓度 2%(W/V) Tryptone,0.5%(W/V) Yeast extract,0.5%(V/V) MgSO4•7H2O。
  配制量 1L
  配制方法
1.称量20g Tryptone,5g Yeast extract,5g MgSO4•7H2O置于1L烧杯中。
2.加入约800ml的去离子水,充分搅拌溶解。
3.滴加5N NaOH,调节pH值至7.5。
4.加去离子水将培养基定容至1L。
5.高温高压灭菌后,4℃保存。
 
 NZCYM培养基
  组份浓度 0.5%(W/V) Yeast extract,0.1%(W/V) Casamino Acid,1%(W/V) NZ胺,0.5%(W/V) NaCl,0.2%(W/V) MgSO4•7H2O。
  配制量 1L
  配制方法
1.称量5g Yeast extract,1g Casamino Acid,10g NZ胺,5g NaCl,2g MgSO4•7H2O置于1L烧杯中。
2.加入约800ml的去离子水,充分搅拌溶解。
3.滴加5N NaOH,调节pH值至7.0。
4.加去离子水将培养基定容至1L。
5.高温高压灭菌后,4℃保存。
 
 NZYM培养基
  组份浓度 0.5%(W/V) Yeast extract,1%(W/V) NZ胺,0.5%(W/V) NaCl,0.2%(W/V) MgSO4•7H2O。
  配制量 1L
  配制方法
1.称量5g Yeast extract,10g NZ胺,5g NaCl,2g MgSO4•7H2O置于1L烧杯中。
2.加入约800ml的去离子水,充分搅拌溶解。
3.滴加5N NaOH,调节pH值至7.0。
4.加去离子水将培养基定容至1L。
5.高温高压灭菌后,4℃保存。
 
 NZM培养基
  组份浓度 1%(W/V)NZ胺,0.5%(W/V) NaCl,0.2%(W/V) MgSO4•7H2O。
  配制量 1L
  配制方法
1.称量10g NZ胺,5g NaCl,2g MgSO4•7H2O置于1L烧杯中。
2.加入约800ml的去离子水,充分搅拌溶解。
3.滴加5N NaOH,调节pH值至7.0。
4.加去离子水将培养基定容至1L。
5.高温高压灭菌后,4℃保存。
 
 一般固体培养基
  配制方法
1.按照液体培养基配方准备好液体培养基,在高温高压灭菌前,加入15g/L的Agar(琼脂:铺制平板用)或7g/L的Agar(琼脂:铺制顶层琼脂用)或15g/L的Agarose(琼脂糖:铺制平板用)或7g/L的Agarose(琼脂糖:铺制顶层琼脂用)。
2.高温高压灭菌后,戴上手套取出培养基,摇动容器使琼脂或琼脂糖充分混匀。
3.待培养基冷却至50-60℃,加入热不稳定物质(如,抗生素等),摇动混匀。
4.铺板(30-35ml培养基/90mm培养皿)。
 
 LB/Amp/X-Gal/IPTG平板培养基
  组份浓度 1%(W/V) Trytone,0.5%(W/V) Yeast extract, 1%(W/V) NaCl,0.1mg/ml Ampicillin,0.024mg/ml IPTG,0.04mg/ml X-Gal,1.5%(W/V) Agar。
  配制量 1L
  配制方法
1.称取10g Tryptone,5g Yeast extract,10g NaCl置于1L烧杯中。
2.加入约800ml的去离子水,充分搅拌溶解。
3.滴加5N NaOH,调节pH值至7.0。
4.加去离子水将培养基定容至1L后,加入15g Agar。
5.高温高压灭菌后,冷却至60℃左右。
6.加入1ml Ampicillin(100mg/ml)、1ml IPTG(24 mg/ml)、2ml X-Gal (20mg/ml)后均匀混匀。
7.铺板(30-50ml/90mm培养皿)。
8.4℃避光保存。
 
 TB/Amp/X-Gal/IPTG平板培养基
  组份浓度 1.2%(W/V) Tryptone,2.4%(W/V) Yeast extract,0.4%(W/V) Glycerol,17m M KH2PO4,72mM K2HPO4, 0.1 mg/ml Ampicillin,0.024mg/ml IPTG,0.04mg/ml X-Gal,1.5%(W/V) Agar。
  配制量 1L
  配制方法
1.配制磷酸盐缓冲液(0.17 M KH2PO4 , 0.72M K2HPO4) 100ml。
溶解2.31g KH2PO4 和12.54g K2HPO4 于90ml的去离子水中,搅拌溶解后,加去离子水定容至100ml,高温高压灭菌。
2.称量12g Tryptone,24g Yeast extract,4ml Glycerol置于1L烧杯中。
3.加入约800ml的去离子水,充分搅拌溶解并定容至1L后,加入15g Agar,高压高温灭菌。
4.待溶液冷却至60℃以下时,加入100ml的上述灭菌磷酸盐缓冲液和1ml的Ampicillin (100mg/ml)、1ml IPTG (24mg/ml)和2ml X-Gal (20mg/ml)。
5.铺板(30-35ml培养基/90mm培养皿)。
6.均匀混合后4℃避光保存。
 
Ampicillin (100mg/ml)
  组份浓度 100mg/ml Ampicillin
  配制量 50ml
  配制方法
1.称量5g Ampicillin置于50ml离心管中。
2.加入40ml灭菌水,充分混合溶解后,定容至50ml。
3.用0.22um 滤器过滤灭菌。
4.小份分装(1ml/份)后,-20℃保存。
 
 IPTG (24mg/ml)
  组份浓度 24mg/ml IPTG
  配制量 50ml
  配制方法
1.称量1g X-Gal置于50ml 离心管中。
2.加入40ml DMF(二甲基甲酰胺),充分混合溶解后,定容至50ml。
3. 小份分装(1ml/份)后,-20℃避光保存。
 
 LB培养基
  组份浓度 1%(W/V) Tryptone,0.5%(W/V) Yeast extract,1%(W/V) NaCl
  配制量 1L
  配制方法
1.称量10g Tryptone,5g Yeast extract,10g NaCl。
2.加入800ml的去离子水,充分搅拌溶解。
3.滴加5N NaOH (约0.2ml),调节pH值至7.0。
4.加去离子水将培养基定容至1L。
5.高温高压灭菌后,4℃保存。
 
 LB/Amp培养基
  组份浓度 1%(W/V) Tryptone,0.5%(W/V) Yeast extract,1%(W/V) NaCl,0.1 mg/ml Ampicillin
  配制量 1L
  配制方法
1.称量10g Tryptone,5g Yeast extract,10g NaCl。
2.加入800ml的去离子水,充分搅拌溶解。
3.滴加5N NaOH(约0.2ml),调节pH值至7.0。
4.加去离子水将培养基定容至1L。
5.高温高压灭菌后,冷却至室温。
6.加入1ml Ampicillin(100mg/ml)均匀混合后4℃保存。
 
 TB培养基
  组份浓度 1.2%(W/V) Tryptone,2.4%(W/V) Yeast extract,0.4%(V/V) Glycerol,17mM KH2PO4,72mM K2HPO4
  配制量 1L
  配制方法
1.配制磷酸盐缓冲液(0.17 M KH2PO4 , 0.72 M K2HPO4) 100ml。
溶解2.31g KH2PO4 和12.54g K2HPO4 于90ml的去离子水中,搅拌溶解后,加去离子水定容至100ml,高温高压灭菌。
2.称量12g Tryptone,24g Yeast extract,4ml Glycerol置于1L烧杯中。
3.加入约800ml的去离子水,充分搅拌溶解并定容至1L 后,高压高温灭菌。
4.待溶液冷却至60℃以下时,加入100ml的上述灭菌磷酸盐缓冲液。
5.4℃保存。
 
 TB/Amp培养基
  组份浓度 1.2%(W/V) Tryptone,2.4%(W/V) Yeast extract,0.4%(W/V) Glycerol,17 mM KH2PO4,72mM K2HPO4 ,0.1 mg/ml Ampicillin
  配制量 1L
  配制方法
1.配制磷酸盐缓冲液(0.17 M KH2PO4 , 0.72M K2HPO4) 100ml。
溶解2.31g KH2PO4 和12.54g K2HPO4 于90ml的去离子水中,搅拌溶解后,加去离子水定容至100ml,高温高压灭菌。
2.称量12g Tryptone,24g Yeast extract,4ml Glycerol置于1L烧杯中。
3.加入约800ml的去离子水,充分搅拌溶解并定容至1L后,高压高温灭菌。
4.待溶液冷却至60℃以下时,加入100ml的上述灭菌磷酸盐缓冲液和1ml的Ampicillin(100mg/ml)。
5.均匀混合后4℃保存。
 
 SOB培养基
  组份浓度 2%(W/V) Tryptone,0.5%(W/V) Yeast extract,0.05%(W/V) NaCl,2.5mM KCl,10mM MgCl2
  配制量 1L
  配制方法
1.配制250mM KCl溶液。
在90ml的去离子水中溶解1.86g KCl后,定容至100ml。
2.配制2M MgCl2 溶液。
在90ml的去离子水中溶解19g MgCl2后,定容至100ml,高温高压灭菌。
3.称量20g Tryptone,5g Yeast extract,0.5g NaCl置于1L烧杯中。
4.加入约800ml的去离子水,充分搅拌溶解。
5.量取10ml 250mM KCl溶液,加入到烧杯中。
6.滴加5N NaOH溶液(约0.2ml),调节pH值至7.0。
7.加入去离子水将培养基定容至1L。
8.高温高压灭菌后4℃保存。
9.使用前加入5ml灭菌的2M MgCl2。
 
 SOC培养基
  组份浓度 2%(W/V) Tryptone,0.5%(W/V) Yeast extract,0.05%(W/V) NaCl,2.5mM KCl,10mM MgCl2,20mM 葡萄糖
  配制量 100ml
  配制方法
1.配制1M葡萄糖溶液。
将18g 葡萄糖溶于90ml去离子水中,充分溶解后定容至100ml,用0.22um滤器过滤除菌。
2.向100ml SOB培养基中加入除菌的1M葡萄糖溶液2ml,均匀混合后4℃保存。
 
 

Laboratory commonly used medium formula
 
 
2 xyt medium
The concentration of the components was 1.6%(W/V)Tryptone, 1%(W/V) calcium extract, 0.5%(W/V)NaCl
Dispensing quantity 1 l
Preparation methods
1. Weigh 16g Tryptone, 10g torus extract, 5g NaCl in a 1L beaker.
2. Add about 800ml of deionized water and stir well to dissolve.
3. Add 5N NaOH drops to adjust pH to 7.0.
4. Add deionized water to set the medium capacity to 1L.
5. After the high temperature and high pressure sterilization, 4 ℃.
 
Bx broth broth medium
The concentration of the components is 2%(W/V) Tryptone, 0.5%(W/V) calcium extract, 0.5%(V/V) MgSO4•7H2O.
Dispensing quantity 1 l
Preparation methods
1. Weigh 20g Tryptone, 5g torajin, 5g MgSO4•7H2O and place them in 1L beaker.
2. Add about 800ml of deionized water and stir well to dissolve.
3. Add 5N NaOH drops to adjust pH value to 7.5.
4. Add deionized water to set the medium capacity to 1L.
5. After the high temperature and high pressure sterilization, 4 ℃.
 
NZCYM medium
The concentration of components is 0.5%(W/V), 0.1%(W/V) Casamino Acid, 1%(W/V) NZ amine, 0.5%(W/V) NaCl, 0.2%(W/V) MgSO4•7H2O.
Dispensing quantity 1 l
Preparation methods
1. 5g Osaka extract, 1g Casamino Acid, 10g NZ amine, 5g NaCl, and 2g MgSO4•7H2O were weighed in 1L beaker.
2. Add about 800ml of deionized water and stir well to dissolve.
3. Add 5N NaOH drops to adjust pH to 7.0.
4. Add deionized water to set the medium capacity to 1L.
5. After the high temperature and high pressure sterilization, 4 ℃.
 
NZYM medium
The concentration of components is 0.5%(W/V), 1%(W/V) NZ amine, 0.5%(W/V) NaCl, 0.2%(W/V) MgSO4•7H2O.
Dispensing quantity 1 l
Preparation methods
1. 5g Osaka extract, 10g NZ amine, 5g NaCl, and 2g MgSO4•7H2O were weighed and placed in a 1L beaker.
2. Add about 800ml of deionized water and stir well to dissolve.
3. Add 5N NaOH drops to adjust pH to 7.0.
4. Add deionized water to set the medium capacity to 1L.
5. After the high temperature and high pressure sterilization, 4 ℃.
 
NZM medium
The concentration of components was 1%(W/V)NZ amine, 0.5%(W/V) NaCl, 0.2%(W/V) MgSO4•7H2O.
Dispensing quantity 1 l
Preparation methods
1. Weigh 10g NZ amine, 5g NaCl and 2g MgSO4•7H2O and place them in 1L beaker.
2. Add about 800ml of deionized water and stir well to dissolve.
3. Add 5N NaOH drops to adjust pH to 7.0.
4. Add deionized water to set the medium capacity to 1L.
5. After the high temperature and high pressure sterilization, 4 ℃.
 
General solid medium
Preparation methods
1. According to the fluid medium formula prepared liquid medium, in front of the high temperature and high pressure sterilization, join 15 g/L of Agar (Agar: spread sheet use) or 7 g/L of Agar (top Agar Agar: spread system) or 15 g/L of Agarose (Agarose: spread sheet use) or 7 g/L of Agarose (top Agar with Agarose: spread system).
2. After sterilization at high temperature and high pressure, put on gloves and take out the culture medium. Shake the container to fully mix AGAR or agarose.
3. Stay cool medium to 50 to 60 ℃, add hot unstable substances (e.g., antibiotics, etc.), shaking the blender.
4. Planking (30-35ml medium /90mm dish).
 
LB/Amp/ x-gal /IPTG flat medium
The concentration of components is 1%(W/V) Trytone, 0.5%(W/V) extract, 1%(W/V) NaCl, 0.1mg/ml Ampicillin, 0.024mg/ml IPTG, 0.04mg/ml x-gal, 1.5%(W/V) Agar.
Dispensing quantity 1 l
Preparation methods
1. It is said that 10g Tryptone, 5g Osaka extract and 10g NaCl were placed in a 1L beaker.
2. Add about 800ml of deionized water and stir well to dissolve.
3. Add 5N NaOH drops to adjust pH to 7.0.
4. Add 15g Agar after removing the ionized water and setting the medium to 1L.
5. After the high temperature and high pressure sterilization, cooling and 60 ℃ or so.
6. Add 1ml Ampicillin(100mg/ml), 1ml IPTG(24mg /ml) and 2ml x-gal (20mg/ml) and mix uniformly.
7. Paving plate (30-50ml/90mm petri dish).
8.4 ℃ avoid light preservation.
 
TB/Amp/ x-gal /IPTG flat medium
Tryptone component concentration of 1.2% (W/V), 2.4% (W/V) Yeast extract, 0.4% (W/V) Glycerol, 17 M M KH2PO4, K2HPO4 72 mm, 0.1 mg/ml Ampicillin, 0.024 mg/ml IPTG, 0.04 mg/ml X - Gal, 1.5% (W/V) Agar.
Dispensing quantity 1 l
Preparation methods
1. Prepared phosphate buffer (0.17 M KH2PO4, 0.72M K2HPO4) 100ml.
Dissolve 2.31g KH2PO4 and 12.54g K2HPO4 in 90ml deionized water, stir and dissolve, add deionized water and set the capacity to 100ml, high temperature and high pressure sterilization.
2. Weigh 12 g Tryptone, 24 g Yeast extract, 4 ml Glycerol into 1 l in the beaker.
3. Add about 800ml of deionized water, stir well, dissolve and set the capacity to 1L, add 15g Agar, high pressure and high temperature sterilization.
4. Stay cool solution to 60 ℃ below, add 100 ml of the sterilization phosphate buffer and 1 ml of Ampicillin (100 mg/ml), 1 ml IPTG (24 mg/ml) and 2 ml X - Gal (20 mg/ml).
5. Planking (30-35ml medium /90mm dish).
6. 4 ℃ after mixing avoid light preservation.
 
Ampicillin (100 mg/ml)
The component concentration is 100mg/ml Ampicillin
Dispensing quantity 50 ml
Preparation methods
1. Weigh 5g Ampicillin and place it in a 50ml centrifuge tube.
2. Add 40ml sterilized water, mix and dissolve thoroughly, and set the capacity to 50ml.
3. Sterilize with 0.22um filter.
4. Small packing (1 ml/copy), and 20 ℃.
 
IPTG (24 mg/ml)
The component concentration was 24mg/ml IPTG
Dispensing quantity 50 ml
Preparation methods
1. Weigh 1g x-gal and place it in 50ml centrifugal tube.
2. Add 4