Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
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一般說明
Lennox LB is a highly-referenced microbial growth medium used for the cultivation of E. coli. This nutrient-rich microbial broth contains peptides, amino acids and carbohydrates in a low-salt formulation.
應用
LB Broth with agar (Lennox) has been used for:
It is suitable for non-selective cultivation of E. coli strains for cloning, DNA plasmid production and production of recombinant proteins. Also suitable for selective cultivation when appropriate antibiotics are added, including those that require low-salt conditions, such as Zeocin®.
It is suitable for non-selective cultivation of E. coli strains for cloning, DNA plasmid production and production of recombinant proteins. Also suitable for selective cultivation when appropriate antibiotics are added, including those that require low-salt conditions, such as Zeocin®.
特點和優勢
Lennox LB powder with agar provides:
- A budget-friendly alternative to pre-poured plates
- Easy scale-up using larger package sizes
- Standard formulation
準備報告
1. Suspend 35 g in 1 L of distilled water.
2. Heat to boiling while stirring to dissolve all ingredients completely.
3. Autoclave for 15 minutes at 121°C.
To prepare Lennox L Agar: Add 1 g glucose and proceed with preparation instructions as above.To prepare the medium of Enquist and Sternberg: Aseptically add 10 ml sterile 1 M magnesium sulfate after autoclaving.
2. Heat to boiling while stirring to dissolve all ingredients completely.
3. Autoclave for 15 minutes at 121°C.
To prepare Lennox L Agar: Add 1 g glucose and proceed with preparation instructions as above.To prepare the medium of Enquist and Sternberg: Aseptically add 10 ml sterile 1 M magnesium sulfate after autoclaving.
法律資訊
Zeocin is a registered trademark of Cayla Sarl
相關產品
產品號碼
描述
訂價
儲存類別代碼
11 - Combustible Solids
水污染物質分類（WGK）
WGK 3
閃點（°F）
Not applicable
閃點（°C）
Not applicable
個人防護裝備
Eyeshields, Gloves, type N95 (US)
從最近期的版本中選擇一個：
分析證明 (COA)
Lot/Batch Number
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條款
Preparation of Plasmid DNA by Alkaline Lysis with SDS: Maxipreparation between Cold Spring Harbor Laboratory Press and our research team.
General protocols for growth of competent cells in microbial medium.
培養大腸桿菌的規模從小培養到發酵。包括啟動培養、懸浮細胞、單菌培養和噬菌體 M13 複製的程序。
相關內容
Preparation of Plasmid DNA by Alkaline Lysis with SDS: Maxipreparation between Cold Spring Harbor Laboratory Press and our research team.
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What is the Department of Transportation shipping information for this product?
1 answer-
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What is the difference among the many LB - Lennox products?
1 answer-
LB - Lennox is available in many types to suit your needs. The different product formats include powder, EZMix™ powder, and tablet form. Each of these forms are available with and without agar for easy LB-agar plate preparation.L3022 (LB Lennox powder)L2897 (LB Lennox powder with agar)L7275 (LB Lennox tablets)L7025 (LB Lennox tablets with agar)L7658 (LB Lennox EZMix(TM) powder)L7533 (LB Lennox EZMix(TM) powder with agar)L5542 (LB Lennox pre-poured agar plates)
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What are the differences among the Luria, Lennox and Miller LB formulations?
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LB, (originally termed lysogeny broth) was initially composed of tryptone, yeast extract, NaCl and glucose. Soon after, the glucose was omitted (Miller's version), and later the NaCl content lowered by half (Lennox's version). For some applications, even lower salt is required (Luria's low salt version).
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Which bacterial culture medium is the best choice for my application?
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Each of the broths will likely grow E. coli very well, but there are still general guidelines for choosing a broth when you are working without a protocol. Generally:LB - Miller and LB - Lennox are used for E. coli growth and maintanence, DNA plasmid production and protein production. The Lennox formulation has a lower salt content required for some salt-sensitive selection antibiotics.LB - Luria low salt is used for special applications where the E. coli growth or other constraints require the lowest possible salt content.Terrific Broth is used for higher yield protein production and high yield DNA plasmid production, because of the faster growth of the E. coli in this medium.SOB is used for protein production, DNA plasmid production and the generation of high-efficiency competent cells.SOC is used for initial growth of competent cells and the transformation procedure.
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Will adding magnesium to the culture medium increase cell density?
1 answer-
In microbial broth formulations that do not already contain magnesium, the addition of 10-20 mM MgCl2 or MgSO4 may increase cell densities. You may need to also increase the shaking speed of the incubator.
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