草莓,多年生常绿草本植物,原产南美和欧洲等地,分布于世界各地,多作为优*水果进行栽培。在世界小浆果生产中,草莓居首位,其销量大,经济价值很高。长期以来,国内外科研人员先后对草莓种质资源、光合特性、栽培品种的遗传转化、果实糖含量差异的代谢机理、基因表达、遗传多样性和亲缘关系等进行了深入研究。
草莓属于蔷薇科,该科包含着一些比较重要的果树,如苹果,桃,梨树等。这些果树通常遗传背景复杂,生活周期长,无法进行遗传转化,基础研究难度非常大。而草莓具有基因组测序已完成,生长周期短,易于转化等优点,为研究蔷薇科果实发育的理想模式植物。作为热门水果,国内外有很多研究组一直在探讨植物激素调控果实发育和成熟的分子机理,果实的生长发育是指从开花到果实衰老的全过程,一直是园艺学科的研究热点,应用现代生物技术是草莓品种改良的重要手段。安徽农业大学茶与食品科技学院夏涛老师组在提取草莓组织DNA样本做研究时,就安排实验室使用净信冷冻组织研磨仪JXFSTPRP-CL-24L进行实验。
上图为JXFSTPRP-CL-24L冷冻组织研磨仪
原理:全自动样品冷冻研磨仪采用了特殊的垂直左右8字型震动模式,通过大钢珠在罐体内的高频往复振动、撞击、剪切。快速的实现破碎草莓组织的目的,且通过液氮降温,用来提取草莓组织内DNA样本。
研磨仪优点:使研磨的样品具有更加充分、更均匀、植物组织一类相对难以研磨的样本能在短时间实现破碎。
研磨后的样品:
实验步骤:
1、准备冷冻组织研磨仪。
2、金属适配器,以及钢珠适配器。
3、取样本放入研磨罐,放入液氮降温至不沸腾。
4、将适配器装入净信研磨仪中。
5、设定参数启动仪器至研磨程序结束,可得到如上图所示样品。
Previous:2020 CHINA LAB顺利落幕,未来一起乘风破浪!
Related Products
- Home
- About us
-
Product
-
Grinder for scientific research
Grinder for scientific research
- Enhanced multi-sample tissue grinder
- Enhanced automatic sample rapid grinder
- Enhanced cryomill
- Multi-sample tissue grinding machine
- Automatic sample rapid grinder
- Cryogenic tissue grinder
- Three-dimensional motion grinder
- Single cell suspension preparation instrument
- Freezer tissue grinder
- Liquid nitrogen Cryogenic Grinder
- High Throughput Tissue Grinder
-
Grinder for analysis and detection
Grinder for analysis and detection
- Hair drug detector
- Handheld Grinder
- QuEChERS pre-processing all-in-one machine
- Soil/High Energy Planetary Grinder
- Hammer cyclone mill
- Knife grinder
- Multifunctional/Automatic Homogenizer
- Three dimensional vibrating ball mill
- Chlorophyll/soil A grinder
- Mortar grinder
- High-efficiency vibrating disc grinder
- Jaw grinder
- Flap homogenizer
- Bead-milling tissue grinder
- Special grinder for African swine fever
- Three-dimensional mixing instrument
- Miniature bead mill
- Forensic bone and tooth ball mill
- Percussion grinder
- Rotary splitter
-
General Instruments
General Instruments
- Ultrasonic cell disruptor
- Ultrasonic equipment
- In situ hybridization instrument/n instrument/crosslinking
- instrument Dry type thermostat/constant temperature mixer
- Vortex mixer/nitrogen purging instrument
- PCR instrument/membrane sealing instrument Snow ice
- Microplate constant temperature shaking incubator
- Orbital shaker/micro centrifuge
- Inoculation loop sterilization/indicator incubator
- Solid phase extraction device/low temperature thermostat
- Snow ice maker/viscometer/lyophilizer
- Flip oscillator
- Soil drying box/humidity box
-
Xiaomei Ultrasound Series
Xiaomei Ultrasound Series
-
Vibrating sieve shakers
Vibrating sieve shakers
-
Foreign distribution products
Foreign distribution products
-
Grinder for scientific research
- Customers
- News
- Videos
- Case
- Cantact