The Genetic Link

Welcome to The Genetic Link, a blog providing new insights into DNA and RNA sample collection by DNA Genotek. DNA Genotek is a subsidiary of OraSure Technologies, Inc.

Why collect blood when saliva does the job? 4 examples of why saliva is a better source of DNA for genetic analysis

Blood collection for genomic DNA presents several disadvantages: it is invasive and inconvenient for...
Katherine Lawless Aug 12, 2021

Overcoming the challenges of sample collection for COVID-19

“From sample collection through testing, we are working to help in the fight against COVID-19.” – Sc...
Katherine Lawless Jul 29, 2020

Saliva sample to sequencer in under 8 hours

A new solution to a workflow challenge with Twist Bioscience It's no secret that the global genomics...
Elizabeth Firth May 26, 2020

Do you need an FDA cleared DNA collection device for your laboratory developed genetic test (LDT)?

If you are developing a genetic test that provides diagnostic information as part of a laboratory de...
Kathleen Weber Sep 18, 2019

The Mito-FIND project: Unlocking the secrets to mitochondrial disease with DNA from saliva

“Mitochondria are essential for life. Mitochondrial diseases interfere with the body’s ability to ma...
Katherine Lawless Aug 16, 2019

Genome-wide DNA methylation comparison: Brain tissue vs. blood, saliva and buccal cells

DNA methylation (DNAm) has become increasingly widespread in the study of psychiatric disorders.[1] ...
Katherine Lawless Apr 03, 2019

High quality libraries for human WGS with direct saliva Input

In the open discussion webinar hosted by Frontline Genomics, Joshua Burgess Ph.D., Manager Scientifi...
Erin Carpenter Jul 19, 2018

Comparing minimally invasive sample collection techniques for large population-based telomere length studies

Telomere length (TL) is a biomarker of age, longevity and age-related disease. If you are an avid fo...
Erin Carpenter Jun 14, 2018

A quick guide to application compatibility for Oragene – PCR to NGS

In a recent article on The Genetic Link, we talked about going global and how our regulatory strateg...
Shauna White Sep 03, 2014

DNA from saliva vs. blood – who wins the cost battle?

Collecting saliva DNA is more effective and less costly for genetic research, a study suggests. The ...
Scott Rabuka May 07, 2012

Saliva as a medium to study microbial DNA

Some researchers studying infectious diseases will use frozen whole mouth fluid (WMF) as a sample ty...
Shauna White Jul 13, 2011

3 reasons DNA from saliva is ideal for GWAS

With the growth of genome wide association studies (GWAS) and their need for DNA from many thousands...
Shauna White Apr 05, 2011

Oragene is a reliable source of DNA for next generation sequencing

This week, at Genomics Disorders 2011 in Cambridge, UK, DNA Genotek presented a poster reflecting ne...
Rafal Iwasiow Mar 28, 2011

Oragene•RNA measures variability in gene expression for VITO

This morning, DNA Genotek announced an exciting piece of news. Our Oragene•RNA kit has been selected...
Shauna White Feb 14, 2011

DNA saliva samples for SNP and CNV analysis on microarrays

For any type of genetic analysis (e.g. population studies, clinical genetic testing, paternity testi...
Rafal Iwasiow Oct 05, 2010

Storage of Purified DNA from Oragene•DNA Samples

A few weeks ago, I posted an article about best practices for long term storage of unpurified Oragen...
Scott Rabuka Jun 29, 2010

Solving Recruitment and Compliance Challenges with DNA from Saliva

The number of clinical trial and epidemiological studies collecting genomic DNA from a large number ...
Shauna White Jun 09, 2010

Best Practices for Long-term Storage of Oragene•DNA Samples

Oragene is well known for a number of characteristics - ease of use, non-invasive collection, high q...
Scott Rabuka May 25, 2010

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