NGS Oligos

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Overview
NGS Oligos are used in Next-Generation Sequencing (NGS) technology. These Oligos have different functions such as library construction, amplification and capture, and are important raw materials for NGS.

Tsingke has rich experience in oligonucleotide synthesis, provides NGS products that support two platforms, including hybridization-based enrichment and amplicon-based enrichment, with efficient sealing effects and excellent capture efficiency.Tsingke brings customers high-quality Oligo products with high purity, high quality, and low cross-contamination rate to ensure the accuracy of downstream experiments.
Advantages
High consistency
Low batch-to-batch difference to ensure high homogeneity of multiple target fragments obtained
Low cross-contamination
Stringent purification standards produce higher quality products with less than 0.05% cross-contamination rate
Professional NGS team
High coupling efficiency with dedicated NGS team

Service Details

Service Name

Length (nt)

Purification

Price/
Turnaround time

Deliverable

Application

Adapter

15-80

HPLC/PAGE

Inquire

· Tube or Customized

· Lyophilized DNA

· COA Report(electronic)

NGS library construction

Blocker

Customized

HPLC

Blocked sample adapter sequence

Capture probes

80-120

HPLC/PAGE

Target area capture

Multiplex PCR Oligos

15-120

HPLC/PAGE

Sequencing of specific target regions

*Note: In addition to the recommended content, Oligo length and purification methods can also be customized.                                                                         
Workflow
High-throughput synthesizer from pmol to mmol levels
Synthesis
High-throughput synthesizer from pmol to mmol levels
Waters 2695 & Waters 2767 automatic purification and PAGE purification
Purification
Waters 2695 & Waters 2767 automatic purification and PAGE purification
All MASS quality inspection, CE and other additional quality inspections
QC
All MASS quality inspection, CE and other additional quality inspections
Automatic dispensing instrument for accurate dispensing
Distribution
Automatic dispensing instrument for accurate dispensing
Tube or Customized、Lyophilized DNA、COA Report
Delivery
Tube or Customized、Lyophilized DNA、COA Report
Case
Figure 1. MS: Molecular weight deviation ≤ 0.05%




Figure 2. HPLC: Purity ≥ 95%



Figure 3. CV (HPLC):0.28%




Figure 4. CV (OD260):1.69%
Related Resource
FAQ
What is NGS adapter?
Tsingke ensures sample uniformity by isolating monoclonal clones. Each clone is validated by Sanger sequencing, covering the entire gene and at least 50 bp of the vector backbone upstream and downstream, which ensures the gene is correct and properly placed in the vector. The plasmid then undergoes NGS to verify the accuracy of the entire plasmid and detect any contamination. Before shipment, a strict QC review is conducted.
What are the main types of capture probes?
Cancer research probes, basic research probes, hematologic probes, pathogenic probes, genetic disease probes, methylation probes.
What are the key factors to consider when designing multiplex PCR primers?
1.Primer Length: Primers should be 18-24 bases long to minimize the likelihood of primer dimer formation.
2.Tm Values: The melting temperatures (Tm) of all primers in the multiplex reaction should be similar to ensure uniform annealing.
3.3'-Nucleotide Complementarity: Avoid complementarity at the 3' ends of primers to prevent the formation of primer dimers.
4.Individual Optimization: Optimize each pair of primers independently before pooling them. Once pooled, mix and optimize them sequentially.
Why annealing temperature and cycle number are improtent in multiplex PCR?
The optimal annealing temperature for each primer pair needs to be determined individually, and the lowest Tm value among the primers should be used for efficient annealing in the multiplex reaction. Additionally, using the minimum number of amplification cycles necessary to achieve sufficient product yield helps ensure the efficiency and specificity of the PCR.
Why is it important to optimize reagent concentration and extension time in multiplex PCR?
In multiplex PCR, multiple templates are amplified simultaneously, which can make enzyme and nucleotide concentrations limiting factors. Additionally, the time required to fully synthesize all products increases.  Multiplex PCR requires longer extension times compared to single-target PCR to ensure complete synthesis of all products.
How should fluorescent labeled probes be stored?
Multiplex PCR primers should be 18-24 bases long. Longer primers are more likely to form primer dimers.
**For Research Use Only. Not for use in diagnostic procedures.
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