Transfer electrophoresis tank (DL-ZY02)

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The DL-ZY02 Transfer Electrophoresis Tank is a compact, high-performance electroblotting (wet transfer) system designed for the rapid and reliable transfer of proteins and nucleic acids from polyacrylamide or agarose gels onto membranes for Western, Southern, and Northern blotting . Manufactured from highly transparent, impact-resistant polycarbonate with a 99.99% pure platinum electrode system spaced 4 cm apart, it generates a powerful field to ensure efficient transfer while integrated cooling prevents protein denaturation .
For the clinical immunologist and molecular biologist, this system is essential for confirmatory diagnostic testing (e.g., HIV Western Blot), transferring disease-specific proteins or nucleic acids to membranes for subsequent antibody or probe detection . Its dual-gel capacity (transferring two 83 × 73 mm gels simultaneously) and user-friendly open cassette design with a bubble roller increase throughput and ensure high-quality, artifact-free results .
Featuring robust polycarbonate construction, a leak-proof design, and safety features to prevent incorrect polarity connection, the DL-ZY02 is a durable and safe instrument for clinical and research laboratories . Compatible with DL-MINI01 and DL-MINI04 vertical electrophoresis systems, it serves as the critical second step in the Western blot workflow, supporting the characterization and diagnosis of proteins in applications ranging from infectious disease confirmation to biomarker discovery and pharmaceutical quality control .
Description

Transfer Electrophoresis tank (DL-ZY02)

PRIMARY CLINICAL & DIAGNOSTIC USES

1. Western Blot Protein Transfer for Confirmatory Diagnostic Testing
  • Primary Use: Provides a specialized electroblotting (transfer) tank designed for the rapid and high-quality wet transfer of proteins from polyacrylamide gels (SDS-PAGE) onto PVDF or nitrocellulose membranes for Western blotting and confirmatory diagnostic testing .
  • How it helps: For the clinical immunologist and laboratory scientist, the DL-ZY02 enables the efficient transfer of proteins separated by gel electrophoresis onto a solid membrane, allowing for the subsequent detection of specific disease-related antibodies or antigens. For the patient, this technology is essential for confirmatory testing of HIV, Lyme disease, and autoimmune conditions (like lupus), where detecting specific antibodies confirms the diagnosis and guides treatment.
2. Nucleic Acid Transfer for Southern and Northern Blotting
  • Primary Use: Facilitates the transfer of DNA (Southern Blot) and RNA (Northern Blot) fragments from agarose gels to membranes for hybridization-based detection of specific genetic sequences and gene expression analysis .
  • How it helps: For the molecular geneticist, this tank supports the critical step of transferring nucleic acids from a gel to a membrane, enabling subsequent probing with labeled DNA/RNA sequences. For the patient, this application is crucial for diagnosing inherited genetic disorders (such as Duchenne muscular dystrophy), detecting gene rearrangements in cancer, and analyzing gene expression patterns that guide personalized medicine.
3. High-Performance Protein Transfer with Powerful Electric Field
  • Primary Use: Utilizes an optimized electrode spacing of exactly 4 cm between the platinum electrodes. This close proximity generates a strong, focused electric field, ensuring fast and complete transfer of small proteins and high-molecular-weight targets .
  • How it helps: For the laboratory scientist, the high field strength ensures that proteins are efficiently eluted from the gel and captured on the membrane, minimizing incomplete transfer and reducing the risk of false-negative results. For the patient, a more efficient transfer means more sensitive and reliable Western blot results, which is critical for detecting low-level antibodies in early-stage infections or confirming the presence of disease-specific biomarkers.
4. Simultaneous Dual-Gel Processing for Increased Laboratory Throughput
  • Primary Use: Capable of transferring two mini-gels (83 × 73 mm each) simultaneously, effectively doubling the throughput of Western blot workflows in clinical and research laboratories .
  • How it helps: For the laboratory manager and clinical scientist, the dual-gel capacity allows two patient samples or control runs to be processed concurrently—significantly reducing turnaround time, increasing sample throughput, and improving laboratory efficiency. For the patient, faster processing of diagnostic samples means receiving confirmatory test results more quickly, enabling earlier clinical decision-making and treatment initiation.
5. Integrated Thermal Management for Consistent Transfer Results
  • Primary Use: Features a built-in ice box (white ice cooling unit) and optional blue cooling units to rapidly absorb the heat generated during electrophoresis, preventing protein denaturation and ensuring consistent transfer quality .
  • How it helps: For the laboratory scientist, the integrated cooling system dissipates the heat produced by the high current, protecting heat-labile proteins and preventing membrane distortion, which ensures sharp, distinct bands. For the patient, consistent thermal management ensures that the transfer process does not degrade samples, leading to reproducible and accurate diagnostic results, reducing the need for repeat testing.

SECONDARY & SUPPORTIVE USES

1. Chemiluminescent and Colorimetric Detection Preparation: Used for transferring proteins onto membranes that will be subsequently probed with antibodies for chemiluminescent or colorimetric detection in infectious disease testing (HIV, Hepatitis, Lyme) .
2. Quality Control of Biopharmaceuticals: Supports Western blot analysis for purity, identity, and in monoclonal antibody and therapeutic protein manufacturing .
3. Detection of Autoantibodies in Autoimmune Diseases: Used in immunoblotting assays for the diagnosis of autoimmune conditions such as Systemic Lupus Erythematosus and Myositis .
4. Prion Detection and Research: Supports the transfer of prion proteins for research and diagnostic confirmation of Transmissible Spongiform Encephalopathies .
5. Monitoring Antibody Responses in Vaccination Trials: Used in research to assess the antibody response generated by candidate vaccines in clinical trials .
6. Detection of Allergen-Specific IgE: Used in immunoblotting for component-resolved diagnosis (CRD) of food and respiratory allergies .
7. Biomarker Discovery and Validation: Used for transferring proteins from 2D gels for mass spectrometry identification of novel disease biomarkers in cancer, cardiovascular disease, and neurology .
8. Epitope Mapping and Protein Interaction Studies: Used to transfer proteins for far-Western blotting to study protein-protein interactions in receptor signaling pathways .
9. Histone Modification Analysis: Supports the transfer of histones for the detection of epigenetic modifications in cancer research .
10. Lipoprotein and Apolipoprotein Analysis: Used for the transfer of lipoproteins for research into cardiovascular disease risk factors .
11. Glycoprotein Detection: Used to transfer glycoproteins for subsequent detection with lectin-based probes or specific antibodies to study protein glycosylation patterns in diseases like cancer and rheumatoid arthritis .
12. Detection of Fibrinogen and Coagulation Factors: Supports research into coagulation disorders and thrombophilia .
13. Quality Control of Viral Antigens: Used in the manufacturing process of viral antigens for diagnostic kits (e.g., COVID-19 antigen tests) to ensure batch-to-batch consistency .
14. Veterinary Diagnostic Confirmatory Testing: Supports confirmatory Western blot testing for animal diseases such as Equine Infectious Anemia (EIA) and Feline Immunodeficiency Virus (FIV) .
15. Food Authenticity and Allergen Testing: Used to detect food allergens (e.g., peanut, milk, egg proteins) or to verify species authenticity in processed meat and fish products .
KEY PRODUCT FEATURES

1. BASIC IDENTIFICATION ATTRIBUTES

  • Device Type: A compact, high-performance wet transfer electrophoresis tank (blotting system) used for the electrotransfer (electroblotting) of proteins and nucleic acids from gels to membranes for Western, Southern, and Northern blotting .
  • Designation: Mini Transfer Electrophoresis Tank, Electroblotting System, Wet Transfer Tank, Western Blot Transfer Cell, Protein Transfer Tank .
  • Key Components:
    Tank Body: High-impact, highly transparent polycarbonate for real-time monitoring, formed via injection molding to ensure a leak-proof seal .
    Platinum Electrodes: 99.99% pure platinum wire positioned 4 cm apart to generate a strong, efficient electric field .
    Transfer Core Assembly: Includes the electrode assembly and safety interconnects .
    Gel Holder Cassettes: Open-style cassettes (2 units) to hold the gel and membrane "sandwich" .
    Sponge Pads: High-quality foam pads (4 units) to create uniform pressure across the gel-membrane sandwich .
    Cooling System: Built-in ice box (white) and optional blue cooling units to manage heat during the transfer process .
    Bubble Roller: A special roller tool included to remove air bubbles from the gel-membrane sandwich, preventing transfer artifacts .

2. TECHNICAL & PERFORMANCE PROPERTIES

  • Transfer Area: 110 × 90 mm .
    Gel Compatibility: Designed for 83 × 73 mm mini-gels (compatible with DL-MINI01 and DL-MINI04 electrophoresis systems) .
    Capacity: Capable of transferring up to 2 gels (83 × 73 mm) simultaneously .
    Electrode Spacing: Optimal 4 cm distance between electrodes to generate a powerful electric field .
    Electrode Material: 99.99% high-purity platinum (Pt), diameter Φ0.25mm, for superior conductivity, corrosion resistance, and longevity .
    Construction Material: Highly transparent, durable polycarbonate (PC), resistant to common laboratory chemicals .
    Safety Features: Polarity reversal prevention design on the upper cover; leak-proof injection-molded tank .
    Dimensions (W×D×H): Approximately 160 × 150 × 115 mm .
    Weight: Approximately 1.0 – 1.3 kg .

3. PHYSICAL & OPERATIONAL PROPERTIES

  • Construction: Robust, leak-proof design manufactured via a single-injection molding process to ensure high impact resistance and durability .
    Electrode Quality: 99.99% high-purity platinum electrodes (Φ0.25mm) offer exceptional conductivity, corrosion resistance, and anti-aging properties .
    Thermal Management: Includes a built-in white ice box and can accommodate two blue cooling units for efficient heat absorption, preventing protein degradation and membrane distortion .
    Safety Design: A "limit function" on the upper cover prevents the polarity from being reversed when plugging in the power supply .
    Gel Holder Cassette: An open, user-friendly cassette design allows for easy assembly of the gel-membrane sandwich and includes a bubble roller for removing entrapped air .
    Compatibility: Specifically designed to work seamlessly with the DL-Mini01 and DL-Mini04 vertical electrophoresis tanks, creating a complete mini gel system .
    Portability: Compact, benchtop design with a small footprint for routine laboratory use.

4. SAFETY & COMPLIANCE ATTRIBUTES

  • Regulatory Status: Medical laboratory equipment for in vitro diagnostic (IVD) use .
    Safe Operation: The upper cover is designed with safety features to prevent electrical hazards and misuse .
    Electrical Safety: Designed for safe low-voltage operation when used with a standard electrophoresis power supply .
    Material Safety: High-strength, non-toxic polycarbonate material for the tank body .

5. STORAGE & HANDLING ATTRIBUTES

  • Storage: Store on a clean, dry benchtop. The tank should be clean and completely dry before storage.
    Cleaning: Rinse thoroughly with distilled water after each use. The polycarbonate tank is chemically resistant but avoid harsh organics unless validated .
    Cooling Unit Care: Freeze the ice box and/or blue cooling units thoroughly before use. Clean and dry after each use to prevent mold. The built-in ice box rapidly absorbs heat generated during transfer .
    Sponge Pad Care: Inspect pads for salt deposits after use; rinse thoroughly in distilled water and squeeze dry. Replace if they become degraded or torn.
    Platinum Electrode Care: Handle with care. Avoid bending or physically damaging the platinum wire. Clean residual buffer salts by rinsing with distilled water; do not scratch the metal surface.

6. LABORATORY & CLINICAL APPLICATIONS

  • Primary Application: Wet electrotransfer (electroblotting) of proteins and nucleic acids for Western blotting, Southern blotting, Northern blotting, and other immunodetection methods in clinical diagnostic, pharmaceutical, and research laboratories .
    Clinical Diagnosis: Confirmatory diagnostic testing for infectious diseases (HIV, Lyme disease), autoimmune disorders (lupus, myositis), and genetic conditions via immunoblotting and nucleic acid hybridization .
SAFETY HANDLING PRECAUTIONS

1. SAFETY PRECAUTIONS

  • Proper Connection: Ensure the electrodes are correctly connected to the power supply output; the upper cover has a polarity safety design, but always double-check before starting the run .
    Buffer Levels: Ensure the transfer tank is filled with the appropriate volume of cold transfer buffer to completely submerge the gel cassette and maintain a consistent electrical circuit.
    Temperature Control: Always use the included ice box and/or blue cooling units to manage the heat generated during the run. High heat can cause transfer failure or membrane damage and is essential for clinical accuracy .
    Air Bubble Management: Use the supplied bubble roller to gently remove all air bubbles between the gel and the membrane before assembling the cassette. Bubbles create "hot spots" and prevent protein transfer, affecting diagnostic band patterns .
    Membrane Handling: Wear clean gloves when handling membranes (PVDF, Nitrocellulose) to avoid contaminating them with proteins or oils from skin.
    Open Cover Hazards: The transfer process uses electrical current. Do not open the lid or touch the buffer while the system is active to avoid electric shock.
    Training: Only trained laboratory personnel should operate the DL-ZY02 for clinical diagnostic applications.

2. FIRST AID MEASURES

  • Buffer Spill: If Transfer Buffer (which contains methanol) spills on skin, wash off immediately with copious amounts of water to prevent irritation . If spilled in the eyes, flush with water for 15 minutes and seek medical attention.
    Electrical Shock: In the rare event of a malfunction causing a shock, disconnect the power supply immediately. Seek medical attention for any electrical injury.
    Glass Breakage: If the polycarbonate tank should crack or break (which is rare due to its impact resistance), carefully collect all fragments and dispose of them. Inspect electrodes for damage.

3. FIRE FIGHTING MEASURES

  • Flammability: The polycarbonate tank and plastic components are combustible. Transfer buffer contains methanol, which is flammable.
    Extinguishing Media: Use carbon dioxide, dry chemical, or alcohol-resistant foam for fires involving buffer.
    Fire Response: Disconnect the power supply. Use appropriate extinguishing media for the electrical components or flammable liquids.