Pengekstrakan Asid Nukleik Manik Magnet: The Invisible Hunter Capturing the “Nipah Virus”

pengenalan

Magnetic bead nucleic acid extraction technology, with its high efficiency, keselamatan, dan automasi, is becoming the “invisible hunter” that enables laboratories to rapidly pinpoint the Nipah virus.The Nipah virus—a zoonotic pathogen lurking in fruit bats, capable of fatal transmission—has triggered multiple outbreaks in Asia. Traditional viral nucleic acid extraction methods are often lengthy and rely on manual operations, posing challenges in epidemic emergencies due to the “time lag.”

1. What is Magnetic Bead Nucleic Acid Extraction？

This is a separation and purification technology based on the specific binding of nano-magnetic beads to nucleic acids. The surface of the magnetic beads is modified with silanol groups, carboxyl groups, or specific probes, enabling efficient adsorption of viral RNA in the lysis solution. Di bawah medan magnet luaran, the magnetic beads rapidly aggregate, carrying the nucleic acids with them. Proteins, perencat, and other impurities are removed through washing, dan akhirnya, high-purity nucleic acids are released in the elution buffer. The entire process requires no centrifugation, no toxic reagents such as phenol-chloroform, significantly reducing operational risks and time costs.

2. Why is Magnetic Bead Extraction Particularly Suitable for Nipah Virus Detection?

The Nipah virus is often present in patient blood, cecair serebrospinal, rembesan pernafasan, and animal tissues. These samples are complex, and viral loads can be extremely low. The advantages of the magnetic bead method are evident in:

High Capture Efficiency: Nano-sized magnetic beads possess a vast specific surface area, enabling efficient binding to trace amounts of RNA even when viral copy numbers in the sample are low, thereby improving detection rates.

Strong Anti-Interference Capability: Magnetic beads can effectively remove PCR inhibitors such as hemoglobin and lipids, ensuring the accuracy of downstream detection.

Rapid Response: Manual operations can be completed within 30 minit. When paired with a fully automated extraction instrument, simultaneous processing of up to 96 samples is possible, saving critical time for large-scale screening during outbreaks.

Closed Safety System: The entire process is conducted in a closed system, reducing aerosol generation and protecting operators from infection.

3. Overview of the Detection Process

Sample Collection → Viral Lysis and RNA Release → Specific Binding to Magnetic Beads → Magnetic Adsorption and Washing → Nucleic Acid Elution → Obtaining High-Purity Viral RNA → Use in Real-Time Fluorescent PCR, Urutan, and Other Detections.
The magnetic bead method is compatible with various sample types, especially suitable for complex matrices such as challenging animal tissues and environmental samples.

4. Pengenalan Produk

Shanghai Lingjun Biotechnology Co., Ltd. has developed various models of silica-based magnetic beads, which are widely applicable in the field of pathogenic disease diagnosis. khususnya, yang 160024 magnetic beads can be used for Nipah Virus. Nucleic acid extraction using the 160024 magnetic beads offers extremely high detection sensitivity, enabling rapid screening in the early stages of infection and buying valuable time for disease prevention and control.

4.1 Product Specifications

Kod Produk: 160024

Kandungan Pejal: 100 mg/mL

Pembungkusan: 2 mL / 10 mL / 50 mL / 500 mL / 1000 mL

4.2 Product Parameters

160024
Kumpulan Aktif	Si-OH
Matriks Manik Magnet	silika
Saiz Zarah Purata	1.4µm
Kekuatan Ketepuan Magnet	75±5emu/g

4.3 Kelebihan Produk

Kadar Penjerapan yang Tinggi: Kadar pemulihan maksimum melebihi 95%, dengan prestasi penjerapan yang kuat untuk kedua-dua serpihan besar dan kecil.

Sifat Magnet yang Kuat: Kekuatan ketepuan magnetik 75 ± 5 emu/g.

Sangat Sesuai untuk Pengekstrakan Asid Nukleik Viral dan Pengekstrakan Serpihan DNA Bebas Serum/Plasma.

Ketulenan dan Kepekaan Tinggi dalam Pengekstrakan Asid Nukleik.

Proses Pengeluaran Matang dan Konsistensi Batch-to-Batch yang Cemerlang.

5. Beyond Extraction: Extended Value of the Technology

5.1 Field Emergency Detection:

 Portable magnetic bead extraction devices can rapidly prepare nucleic acids on-site, suitable for remote areas and field source tracing.

5.2 Data Traceability: 

Automated systems, equipped with barcode recognition and process recording, meet laboratory quality management and data traceability requirements.

5.3 Potential for Technological Integration: 

Can be combined with cutting-edge platforms such as microfluidics and digital PCR, driving detection towards greater sensitivity and integration.

6. Kesimpulan

In the prevention and control chain for emerging infectious diseases like the Nipah virus, nucleic acid extraction is the “langkah pertama” that determines detection efficacy. Kaedah manik magnet, with its rapid, stabil, and safe characteristics, has become a crucial pillar in enhancing pathogen detection capabilities. As the technology continues to be optimized and costs decrease, it will play an even greater role in its adoption by basic-level laboratories and within global health security networks—allowing technology to serve as an invisible line of defense, safeguarding the shared health of humans and animals.

Pembekal

Shanghai Lingjun Biotechnology Co., Ltd.ditubuhkan pada 2016 yang merupakan pengilang profesional bahan biomagnet dan reagen pengekstrakan asid nukleik.

Kami mempunyai pengalaman yang kaya dalam pengekstrakan dan penulenan asid nukleik, penulenan protein, pemisahan sel, chemiluminescence, dan bidang teknikal yang lain.

Produk kami digunakan secara meluas dalam pelbagai bidang, seperti ujian perubatan, ujian genetik, penyelidikan universiti, pembiakan genetik, dan seterusnya. Kami bukan sahaja menyediakan produk tetapi juga boleh menjalankan OEM, ODM, dan keperluan lain. Jika anda mempunyai keperluan yang berkaitan, sila hubungi kami .