1 Application of Timentin
Plant tissue culture is widely used in plant research, such as genetic engineering, model plants, and crop breeding. Contamination of seedlings during tissue culture is a very troublesome issue, among which Agrobacterium is a common Gram-negative bacterium found in soil. It can infect the injured parts of most dicotyledonous and gymnosperm plants under natural conditions. Cells at the injured sites secrete a large amount of phenolic compounds, which attract Agrobacterium to these cells and induce the formation of crown galls or hairy roots.
Timentin is a new type of antibiotic that effectively inhibits Agrobacterium.
2 Principle of Action of Timentin
Timentin has a broad spectrum of antibacterial activity against Gram-positive and negative bacteria, as well as aerobic and anaerobic bacteria. Its components are Ticarcillin Sodium and Clavulanate Potassium, with a ratio of 15:1 based on the effective acid content. Ticarcillin is a penicillin-like bactericidal agent, while Clavulanate is an irreversible and highly effective β-lactamase inhibitor.
Many Gram-positive (G+) and negative (G-) bacteria can produce β-lactamase, an enzyme that can destroy penicillin before it acts on the pathogen. Clavulanate blocks the action of β-lactamase, breaking down the bacterial defense barrier and restoring the sensitivity of Ticarcillin. Clavulanate Potassium has minimal antibacterial activity on its own, but when combined with Ticarcillin, it makes the product a broad-spectrum bactericidal antibiotic suitable for empirical treatment of a wide range of bacterial infections.
3 Advantages of Timentin
- Minimal impact on plant materials: Particularly minimal impact on the formation of callus tissue and plant regeneration.
- Suitable for the transformation process of difficult-to-transform materials: Timentin can be used when plants are difficult to inhibit with other antibiotics.
- Higher efficiency in inhibiting Agrobacterium: Timentin is more efficient in inhibiting common plant Agrobacterium than carbenicillin and cephalothin.
4 Preparation Method (for reference only)
- Usage concentration: In plant tissue culture, the recommended usage concentration is 200-400 mg/mL.
- Culture medium preparation: Newly prepared solid culture medium should be sterilized at high temperature and pressure at 121°C for 15-20 minutes. After sterilization, remove the culture medium (if it is pre-prepared solid culture medium, it can be heated and dissolved in a microwave oven first). When the culture medium cools to about 50°C, add 0.1% Timentin stock solution (v/v) in a laminar flow cabinet, mix well, and then pour the culture medium into sterile culture vessels for later use.
5 Product Recommendation
Yeasen Biotech offers high-quality Timentin with ample stock available.
Product name |
Cat# |
Specification |
Timentin |
60230ES07/60 |
3.2 g/100 g |
6 Related Products
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Cat# |
Specification |
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60201ES05/25/60 |
5/25/100g |
Ampicillin, Sodium Salt |
60203ES10/60 |
10/100g |
Doxycycline hyclate |
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60214ES03/08/25 |
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60215ES08 |
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Phleomycin (20 mg/mL in solution) |
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Blasticidin S (Blasticidin) |
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Nystatin |
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G418 Sulfate (Geneticin) |
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Puromycin (Solution 10 mg/mL) |
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1×1 /5 ×1 / 1 0 ×1 /50 ×1 mL |
Puromycin Dihydrochloride |
60210ES25/60/72/76/80 |
25/100/250/500 mg / 1 g |
Hygromycin B (50 mg/mL) |
60224ES03 |
1 g (20 mL)/10×1 g (20 mL) |
Hygromycin B |
60225ES03/10 |
1/10g |
Erythromycin |
60228ES08/25 |
5/25g |
Timentin |
60230ES07/32 |
3.2/10×3.2g |
Aureobasidin A (AbA) |
60231ES03/08/10 |
1/5×1/10×1mg |
Polymyxin B Sulfate |
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7 Yeasen's series of antibiotics products have been cited in publications (with a cumulative impact factor of over 1000)
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[8] Cefan Zhou,Yanyan Liang ,Li Zhou,et al.TSPAN1 promotes autophagy flux and mediates cooperation between WNT-CTNNB1 signaling and autophagy via the MIR454-FAM83A-TSPAN1 axis in pancreatic cancer[J]. Autophagy. 2021;17(10):3175-3195.IF=16.016
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[10] Shuai Jin, Hongyuan Fei, Zixu Zhu,et al.Rationally Designed APOBEC3B Cytosine Base Editors with Improved Specificity[J].MOLECULAR CELL.2020 Sep;79:728.IF=15.584