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Saliva DNA Collection Kit (Non-Invasive Sampling)

The XINLE Saliva Collection Kit (Model: TC-1 2ml) is an all-in-one, non-invasive specimen collection system designed for the collection, chemical stabilization, transportation, and room-temperature preservation of genomic DNA from human saliva. Pre-loaded with a proprietary stabilization buffer containing bacteriostatic agents and DNA protectors, this CE-certified kit preserves high-molecular-weight DNA integrity for downstream applications including Next-Generation Sequencing (NGS), PCR, HLA typing, and personalized pharmacogenomics.

Product Overview

Manufactured under strict ISO 13485 quality management systems and bearing the CE mark, the XINLE Saliva Collection Kit (TC-1 2ml) provides an optimal, non-invasive alternative to traditional venous blood sampling.

Blood collection causes patient discomfort, requires trained phlebotomists, and involves biohazard exposure risks. Our saliva collection kit offers a painless, needle-free sampling method that significantly improves donor compliance in home self-sampling and large-scale population genomic studies. The pre-filled preservation reagent rapidly lyses oral cells, inactivates nucleases, and prevents bacterial growth, allowing high-quality genomic DNA to be stored and transported at ambient room temperature without cold-chain logistics.

Regulatory Notice: CE Certified Medical Device for Molecular Diagnostic & Genetic Testing Workflows.

Key Features & Biological Advantages

  • Painless & Non-Invasive Sampling: Enables needle-free oral sample collection, significantly improving patient comfort, donor recruitment, and compliance in pediatric, elderly, and home-based testing cohorts.
  • Ambient Room Temperature DNA Stability: Proprietary preservation chemistry stabilizes genomic DNA against enzymatic degradation and microbial growth, allowing ambient transportation without dry ice or cold packs.
  • High-Yield & High-Integrity DNA Recovery: Preserves high-molecular-weight genomic DNA suitable for high-depth Next-Generation Sequencing (NGS), target-capture sequencing, SNP genotyping arrays, and qPCR assays.
  • Automated Purification Compatibility: Standardized collection vial format seamlessly interfaces with robotic liquid handlers and commercial magnetic-bead nucleic acid purification systems, streamlining laboratory throughput.
  • Safe, Leak-Proof Closed System: Precision-molded collection funnel and secure threaded cap minimize sample exposure, cross-contamination, and spill risks during shipping.
  • Comprehensive Quality Assurance: Certified CE marked and produced under ISO 13485 cleanroom manufacturing standards with full lot-to-lot traceability.

Clinical, Genomic & Diagnostic Applications

XINLE Saliva DNA Collection Kits are widely utilized in commercial genetic testing laboratories, biobanks, forensic agencies, and clinical research organizations:

  • Large-Scale Epidemiological & Cohort Studies: Nationwide population genetic screenings and biobanking initiatives where phlebotomy is logistically unfeasible.
  • Personalized & Precision Medicine: Patient genomic profiling to guide tailored therapeutic interventions and targeted drug selection.
  • Pharmacogenomics (PGx) & Drug Response Monitoring: Detecting genetic polymorphisms affecting drug metabolism, efficacy, and adverse reaction risks.
  • Forensic Science & Paternity Testing: Non-invasive human individual identification and kinship analysis.
  • HLA Tissue Typing: High-resolution Human Leukocyte Antigen typing for organ transplantation matching.
  • Hereditary Disease Screening: Screening for monogenic and polygenic inherited genetic disorders.
  • Genetic Disease Risk Prediction & Preventive Health: Consumer genomics, carrier screening, and personalized lifestyle health guidance.

Product Specifications & Packaging

Model / SpecificationPre-loaded ReagentsStorage & Transport TempShelf LifePackaging Configuration
TC-1 (2 mL)Buffer, Bacteriostatic Agents, and Proprietary DNA ProtectorsAmbient Room Temperature12 Months100 pcs / 200 pcs per carton

Certifications: CE Marked, ISO 13485 Certified, Sterile/Closed Collection Design.

How to Use the Saliva Collection Kit

Follow this standardized, user-friendly collection sequence:

  1. Preparation: Do not eat, drink, smoke, or chew gum for 30 minutes prior to saliva collection. Rinse mouth with clean water if necessary.
  2. Saliva Collection: Spit directly into the collection funnel until the liquid saliva (excluding bubbles) reaches the fill line (2 mL).
  3. Release Preservation Buffer: Unscrew the funnel or close the cap mechanism to release the pre-loaded 2 mL preservation buffer directly into the collection tube.
  4. Seal & Inversion Mixing: Remove the funnel, screw the standard cap tightly onto the tube, and invert the tube gently 5 to 8 times to blend the saliva thoroughly with the DNA stabilization buffer.
  5. Transport: Ship the sealed tube at room temperature directly to the molecular testing laboratory.

Frequently Asked Questions (FAQ)

A: No. The proprietary preservation solution stabilizes genomic DNA and inhibits microbial growth at room temperature, allowing saliva samples to be safely shipped and stored under ambient conditions without dry ice or cold-chain logistics, significantly reducing transport costs.

A: Yes. The TC-1 kit is optimized to preserve both human cellular DNA and oral mucosal genomic DNA. The extracted DNA yield and high-molecular-weight purity are fully sufficient for demanding downstream molecular assays, including whole-exome sequencing (WES), whole-genome sequencing (WGS), and microarrays.

A: Saliva collection is completely painless, non-invasive, and eliminates the need for professional phlebotomists or sterile needle procedures. Compared to invasive blood draws, it drastically enhances donor acceptance and compliance, making it the ideal sampling modality for remote patient sampling, direct-to-consumer (DTC) genetic kits, and large-scale population cohort studies.

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