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HLA-B27 TEST KIT USING THE REAL-TIME PCR TECHNIQUE
Healthcare & Diagnostics

HLA-B27 TEST KIT USING THE REAL-TIME PCR TECHNIQUE

Jan 24, 20242 min readViet Huy
HLA-B27 is a factor associated with many autoimmune diseases and ankylosing spondylitis. Real-time PCR testing is a method that determines HLA-B27 status quickly and accurately, with high specificity and sensitivity.

Performance Characteristics of the HLA-B27 Real-TM Kit

HLA-B27 Real-TM is an IVD test kit for detecting HLA-B27 by the Real-time PCR method, compatible with common Real-time PCR instruments on the market.

The diagnostic and analytical performance of the HLA-B27 Real-TM kit was evaluated in testing with a defined number of samples.

Analytical performance:

Analytical performance:

Diagnostic performance:

Diagnostic performance

Performing the HLA-B27 ⁠Test

Sample Source:

Whole blood in EDTA tubes; samples can be stored at 2-8℃ for up to 48 hours, or at -20℃ to -80℃ for longer storage.

Extraction:

Any commercial extraction kit can be used to obtain human genomic DNA from whole blood samples. The DNA concentration for optimal test performance is 20-200 ng/μL.

If you need extraction kits, please contact us by email: info@viethuy.vn

Procedure:

Reaction procedure with the HLA-B27 Real-TM kit

Figure 1: Reaction procedure with the HLA-B27 Real-TM kit

The reaction includes negative and positive controls that monitor the PCR process in order to reach the most accurate conclusion about the status of the patient sample.

  • The negative control checks for contamination with target DNA in reagents, equipment, and samples, thereby correctly determining whether a sample is truly positive. 
  • The positive control checks the specificity of the primers for the target agent and verifies the performance of the Real-time PCR reagents.  
  • In addition, the PCR reaction also amplifies the beta-globin gene present in human cells, which serves as an endogenous internal control to monitor PCR inhibitors and prevent false-negative results.

Result analysis for the HLA-B27 Real-TM kit:

Results of the HLA-B27 Real-TM kit run on the SaCycler 96

Figure 2: Results of the HLA-B27 Real-TM kit run on the SaCycler 96

The HLA-B27 status of the sample is assessed based on the difference between the fluorescence signals (Ct) of the FAM channel and the HEX channel. HLA-B27 is detected in the FAM channel, and the IC (beta-globin gene) is detected in the HEX channel.

HLA-B27 result analysis

Figure 3: HLA-B27 result analysis

We offer a comprehensive testing solution, from extraction to detection of the target agent.  The HLA-B27 Real-TM (Sacace - Italy) reagent kit is distributed by VIET HUY Technological Scientific Equipment Co., Ltd, the exclusive representative of Sacace in Vietnam.

Figure 4: HLA-B27 REAL-TM real-time PCR test kit

Contact ⁠Information:

VIET HUY Technological Scientific Equipment Co., Ltd

  • Address: 33 Nguyen Quy Canh, An Phu Ward, Thu Duc City, Ho Chi Minh City
  • Email: info@viethuy.vn
  • Website: www.viethuy.vn
  • Phone: 028 6287 1596 / 99
  • Hotline: 0913 605 512
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