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水稻农杆菌转化方法

方法1NB基本培养基(右边的为N6,大量相同,加glycine甘氨酸2 mg/L)KNO3 2830 mg/L(NH4)2SO4 463 mg/LKH2PO4 400 mg/LMgSO4.7H2O 185 mg/LCaCl2.2H2O166 mg/LFeSO4.7H2O 27.8mg/L 5.6Na2EDTA 37. 5 mg/L 7.5MnSO4.4H2O 10 mg/L 27.8H3BO3 3 mg/L 1.6ZnSO4.7H2O 2 mg/L 1.5Na2MoO4.2H2O 0.25 mg/L 0.25CuSO4.5H2O 0.025 mg/L 0.025CoCl2.6H2O 0.025 mg/L 0.025KI 0.75 mg/L 0.8盐酸硫胺素thiamine CHL VB1 10 mg/L 0.1盐酸吡哆醇pyridoxine-CHL VB6 1 mg/L 0.5烟酸nicotinic acid 1 mg/L 0.5肌醇myo-inositol 100 mg/L 100水解酪蛋白300 mg/L谷氨酰胺500 mg/L脯氨酸500 mg/L蔗糖30,000 mg/LPHytagel 2.6 mg/LpH 5.8Basic培养基B N6(大量)50ml (20倍)A Ms-Fe盐10-20ml(100倍)CH 0.3g/LS B5 macro 10ml (100倍)phytogel 4g/L或agar 8g/L I B5 vita 10ml (100倍)sucrose 30g/LC proline 0.5g/L glutamine 0.5g/LN6 (大量梗稻种子) 终浓度母液(20倍) 终浓度母液(20倍)培KNO32830mg/L56.6g/L Mg SO4.7H2O185 mg/L 3.7 g/L养(NH4)2SO4463 mg/L9.26 g/L CaCl2.2H2O 166 mg/L 3.32 g/L基KH2PO4400 mg/L8.00 g/L制备1 KNO3, (NH4)2SO4, KH2PO4同时倒入烧杯,加水搅拌, 使之完全溶解.2 Mg SO4.7H2O 先溶于加了100ML水的烧杯中溶解后再缓慢倒入1中,边倒边搅, 不能有沉淀.3 CaCl2.2H2O的配制同Mg SO4.7H2O4 配好后放于棕色瓶4℃保存MS(大量籼稻种子)终浓度母液(20倍) 终浓度母液(20倍)培KNO31900 mg/L38g/L Mg SO4.7H2O 370 mg/L7.4 g/L养NH4NO3 1650 mg/L33 g/L CaCl2.2H2O 440 mg/L8.8 g/L基KH2PO4170 mg/L 3.4 g/L制备1 KNO3, NH4NO3, Mg SO4.7H2O同时倒入烧杯,加水搅拌2 KH2PO4先溶于加了100ML水的烧杯中溶解后再缓慢倒入1中,边倒边搅,3 CaCl2.2H2O同KH2PO44 配好后放于棕色瓶4℃保存Ms(大量花药用)终浓度母液(20倍) 终浓度母液元素KNO32830mg/L56.6g/L Mg SO4.7H2O 370 mg/L7.4 g/L培养(NH4)2SO4 231 mg/L 4.62 g/L CaCl2.2H2O 160 mg/L3.2 g/L基KH2PO4641 mg/L12.82 g/L制备1 KNO3, (NH4)2SO4, KH2PO4同时倒入烧杯,加水搅拌2 Mg SO4.7H2O 先溶于加了100ML水的烧杯中溶解后再缓慢倒入1中,边倒边搅,不能有沉淀.CaCl2.2H2O的配制同Mg SO4.7H2O3 配好后放于棕色瓶4℃保存YM脓杆菌培养基KH2PO4 0.5g/L Mannitol 10g/L L-Glutamine2g/LNaCl 0.2g/L M g SO40.2g/L Yeast extract0.3g/LAgar 15g/L PH=7.0诱导愈伤、继代培养基basic+2,4-D(2mg/L) PH=5.8共培养培养基液体:N6(大)+Fe+B5(micro)+B5(vita)+ sucrose(前四项与basic相同)+ 肌醇2g/L+ CH500mg/L+phytogel+0.1%AS固体:N6(大)+Fe+B5(micro)+B5(vita)+ sucrose(前四项与basic相同) + 肌醇2g/L+ CH500mg/L+2,4-D (2mg/L)+ phytogel +0.1%ASPH=5.5 加2,4-D前后都要调PH值.灭完菌,温度降下来后加AS筛选培养基诱导愈伤+cef(300mg/L)+hyg(50mg/ml) PH=5.5一筛,二筛的cef,hyg的浓度依次逐渐下降分化1: basic+KT(4mg/L)+NAA(0.25mg/L)+cef(300mg/L)+hyg(50mg/L)培养2: basic+KT(0.5mg/L)+NAA(0.25mg/L)+6-BA(2mg/L)+cef(300mg/L)+hyg(50mg/L)基PH=5.8分化培养基NB培养基:6-BA,2.5mg,NAA,0.25mg,KT,0.5mg壮苗培养基(生根)sucrose 30g/L N6 25ml/L MS-Fe盐10ml/LB5vita 10ml/L agar 7g/LMS-Fe盐(必须单独配制,否则会沉淀,用鳌合铁)终浓度母液(100倍)FeSO4.7H2O 27.8mg/L 2.78g/LNa-EDTA 37.5mg/L 3.75g/L制备1 FeSO4.7H2O溶解于水, Na-EDTA溶解于热水,将两者混合定容,于微波炉中加热,煮沸,颜色变深,冷却到室温,补水, 棕色瓶4℃保存2,4-D母液(1g/ml) 用无水乙醇溶解2,4-D后缓慢加入到H2O中,搅拌,如产生沉淀,则重配.配好后4℃保存NAA母液(1g/ml) 用1N KOH 溶解NAA,用水稀释定容, 4℃保存PAA母液(1g/ml) 用无水乙醇溶解加H2O搅拌,定容,4℃保存6-BA母液(1g/ml) 用HCl溶解, 加少量HCl后,用玻棒研磨成糊状,再加HCl使之完全溶解AS(乙酰丁香酮)用DMSO直接溶解定容19.62mg/ml,分装到无菌小管KT 母液(5mg/ml)用1NKOH溶解,用水稀释定容到10ml,过滤灭菌后分装到EP管中,冰冻保存B5 vitamin终浓度母液(100倍) 终浓度母液(100倍)肌醇100mg/L 10g/l Nico-acid 1mg/l0.1g/lpyrido(B6) 1 mg/L 0.1 g/l thiamin(B1) 10 mg/L1 g/l棕色瓶4℃保存(每次配100ml为好), 肌醇在配培养基时,加入到培养基中B5(micro)KI 0.75mg/L H3BO3 3.0mg/L MnSO4 10mg/L ZnSO4 2.0mg/LNa2MnO4.2H2O 0.25mg/LCuSO40.025mg/L CoCl20.025mg/L程序1.种子去皮,挑成熟完整健康的种子2.用70%乙醇清洗浸泡2-3分钟,洗3-4次,用0.1%升汞浸泡20-40分钟3.无菌水洗3至4次4.置于虑纸上吹干,吹3小时以上5.摆放到诱导愈伤培养基上,黑暗中培养15-20天,直到长出黄色较大的愈伤6.剥下愈伤,转至继代培养基上,黑暗培养2周7.共培养。

脓杆菌与愈伤在液体共培养基中轻轻摇培30分钟,转至共培养基(用虑纸盖住培养基)上,吹风3-4小时。

黑暗培养3天8.转至筛选培养基上,吹风吹干。

黑暗培养2周。

转至二筛培养基上,黑暗培养2周,直到长出新的愈伤。

9.转至分化培养基上,黑暗培养一周。

然后明暗交替(16小时:8小时)10.剪苗后,转至生根壮苗培养基上11.移苗到温床,田间。

方法2水稻转化(来自文献/content/nt36q44450563406/fulltext.pdf)For rice transformation, mature rice seeds were de-husked and sterilised with 3% sodium hypochlorite (30 min). The seeds were thoroughly washed three times with sterile distilled water and transferred onto MS basal medium (Murashige and Skoog 1962) containing 500 mg/l proline, 300 mg/l casein hydrolyte, 2 mg/l 2,4-dichlorphenoxy acidic acid (2,4-D) and 30 g sucrose, for 1 week. The freshly induced calli were dipped in Agrobacterium tumefaciens (AGL1 strain) and transferred onto NB medium (N6 macro-elements, B5micro-elements) containing 500 mg/l proline, 300 mg/l casein hydrolysate, and 30 g sucrose. After co-cultivation with Agrobacterium (no dim light, 28℃, 2 days), the calli were transferred onto NB medium containing 2 mg/l 2,4-D, 120 mg/lG418, and 500 mg/l Cefotaxime. The resistant calli were subcultured on fresh plates at 2-week intervals for 4 weeks, and then transferred onto MS medium containing 0.2 mg/l anaphthalene acetic acid (NAA), 3 mg/l 6-benzylaminopurine (6-BA) and 150 mg/l G418 until shoots regenerated. Shoots were transferred onto 1/2 MS medium containing 0.5 mg/l NAA for rooting and further growth. The transgenic plants were grown in the field or at 28℃under a 16/8 h light/dark cycle in the greenhouse.配置1升诱导培养基:1.水解酪蛋白300 mg/L2.谷氨酰胺500 mg/L3.脯氨酸500 mg/L4.肌醇100 mg/L5.蔗糖30g/L6.PHytagel 2.6 mg/LN6大量50毫升,B5微量5毫升,B5维生素5毫升,铁盐毫升,2,4-D母液2毫升,pH 5.85.1 水稻转化受体的准备5.1.1水稻幼胚愈伤组织的诱导培养取开花后12-15 天左右的水稻幼穗脱粒,用清水漂去秕粒,用70%乙醇浸泡1-2分钟,然后用加有几滴Tween20的1.25%的次氯酸钠溶液(活性氯含量为1.25%)浸泡90分钟,进行表面灭菌。

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