Sequencing without PCR reduces bias in measuring biodiversity
DNA barcode sequencing without the amplification of DNA by PCR beats the problem of false positives which can inflate estimates of biodiversity, finds a study published in BioMed Central and BGI Shenzhen's open access journal ...
Mar 26, 2013
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Spinal tap: Using cactus spines to isolate DNA
Isolation of DNA from some organisms is a routine procedure. For example, you can buy a kit at your local pharmacy or grocery store that allows you to swab the inside of your cheek and send the sample for DNA sequencing. ...
Mar 05, 2013
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Improving DNA amplification from problematic plants
The polymerase chain reaction (PCR) is a common technique used to amplify, or copy, pieces of DNA. Amplified DNA is then used in genetic analyses for everything from medicine to forensics. In plant research, PCR is a vital ...
Jan 03, 2013
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NEC plans DNA analyzer for nearly-instant results
(Phys.org)—NEC is working on a DNA analyzer that is the size of a suitcase, portable enough to be taken to crime scenes. The NEC analyzer integrates all steps required in DNA analysis. By 2014, NEC intends ...
Nov 27, 2012
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Bioluminescent technology for easy tracking of GMO
It is important to be able to monitor genetically modified (GM) crops, not only in the field but also during the food processing chain. New research published in BioMed Central's open access journal BMC Biotechnology shows ...
Apr 30, 2012
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High levels of circulating DNA may signal faster progression of lung cancer
High levels of circulating DNA may indicate faster progression of lung cancer and lower overall survival, according to a study published in the February edition of the Journal of Thoracic Oncology, the official publication of the ...
Feb 01, 2011
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DNA from old insects -- no need to destroy the specimen
In a new study published April 1 in the online, open-access, peer-reviewed journal PLoS ONE, ancient DNA (aDNA) is retrieved from various insect remains without destruction of the specimens.
Apr 01, 2009
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