Tag Archives: room temperature storage

Room-Temp DNA Blood Preservation

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Long-term room temperature preservation of DNA blood samples relies on innovative scientific methods that prevent DNA degradation without the need for refrigeration. The key to successful room temperature storage lies in stabilizing the DNA and preventing the activity of nucleases, enzymes that can break down DNA.

Scientific Principles:

  1. Desiccation: Drying the blood on special absorbent materials, like FTA cards or other stabilizing agents, ensures that DNA remains intact by minimizing moisture, which is essential for preventing bacterial or enzymatic degradation.

  2. Chemical Stabilization: Some preservation methods involve the use of chemicals that protect DNA from oxidative damage and keep nucleases inactive, allowing for long-term storage at ambient temperatures.

  3. Inhibition of DNA Degradation: Specialized materials used in collection cards actively neutralize enzymes and other harmful agents, ensuring DNA remains stable and accessible for analysis over time.

Key Features:

  • Stabilization of DNA through chemical and physical methods

  • Avoids the need for cold storage, reducing logistical complications

  • Ensures DNA integrity over extended periods

  • Cost-effective and reliable for field use and long-term storage

Scope:
This technology is crucial for applications in forensic science, medical diagnostics, genetic research, and epidemiological studies, especially in remote or resource-limited areas.

Room-Temp Biological Sample Preservation

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Long-term room temperature preservation of biological samples is essential for ensuring sample integrity without the need for refrigeration. Scientific methods such as cryoprotectants, desiccation, and stabilizing agents have been developed to maintain DNA, RNA, and protein quality over extended periods. These methods prevent degradation and microbial growth while preserving genetic material for accurate analysis. Room temperature storage is particularly beneficial in resource-limited settings and fieldwork, making it ideal for forensic, clinical, and research applications. The ability to store samples at ambient temperatures simplifies logistics and reduces storage costs.

Key Features:

  • Preservation without refrigeration for easy storage

  • Use of cryoprotectants and stabilizing agents

  • Prevents degradation and microbial contamination

  • Suitable for DNA, RNA, and protein analysis

Application Scope:

  • Forensic evidence collection and storage

  • Clinical diagnostics and medical research

  • Fieldwork and resource-limited environments

  • Genetic research and epidemiological studies

Long-Term Stability of DNA Samples at Room Temperature

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This solution ensures long-term stability of DNA samples at room temperature without refrigeration. Using desiccant-equipped tubes, airflow-permeable designs, and contamination-free packaging, it prevents moisture-induced degradation and preserves high-purity DNA from blood, saliva, hair, and touch samples. Suitable for trace, minimal, or degraded DNA, it maintains sample integrity for PCR, sequencing, and genotyping. Ideal for forensic investigations, crime scene evidence storage, cold-case analysis, and laboratory research, enabling reliable, reproducible DNA recovery under varied environmental conditions.

Key Features:

  • Preserves DNA integrity without refrigeration

  • Maintains high-purity DNA for PCR and sequencing

  • Desiccant-equipped and individually packaged to prevent contamination

  • Effective for trace, minimal, or degraded samples

Application Scope:

  • Forensic evidence storage and transport

  • Trace DNA and touch sample preservation

  • Cold-case investigations and laboratory research

  • Clinical and genetic studies