Nature4y
DNA sequencing
DNA sequencing is a laboratory method used to ... Four individual DNA synthesis reactions are performed. The four reactions include normal A, G, C, and T deoxynucleotide triphosphates (dNTPs ...
Pre-trial hearing for Gilgo Beach suspect Rex Heuermann remains focused on new type of DNA testing
The legal battle over whether a new type of DNA evidence​ against accused Gilgo Beach serial killer Rex Heuermann​ will be ...
Nature3y
Scientists Can Make Copies of a Gene through PCR
Once scientists have zeroed in on a specific segment of DNA, how do they produce enough copies of that segment for their research? In most cases, the polymerase chain reaction, or PCR, is their ...
DNA microscope creates 3D images of organisms from the inside out
Standard genetic sequencing approaches can tell you a lot about the genetic makeup and activity in a sample, like a piece of ...
ExtremeTech20d
What Does DNA Stand For, and How Does It Work?
Embodied in the sequence of base pairs ... The process is called the DNA polymerase chain reaction (PCR). (If it sounds familiar, it's because PCR-powered COVID testing became famous during ...
Live Science8mon
DNA and Genes
A DNA sequence is a specific lineup of chemical ... new methods like polymerase chain reaction and amplified fragment length polymorphism have been employed.The benefits of DNA testing are ample.
Scientists develop a way to scale up spatial genomics and lower costs
Spatial transcriptomics technologies opened the door for new kinds of biological measurements, allowing scientists to generate detailed maps of where genes are expressed in tissue. But most methods ...
Kaleido Scope4y
Sample Preparation and Management
The quality of your sequencing template greatly affects the success of the sequencing reaction. Sequencing by capillary electrophoresis is highly sensitive to sample contamination. Potential ...
DNA Microscopy Creates 3D Maps of Life From the Inside Out
What if you could take a picture of every gene inside a living organism—not with light, but with DNA itself? Scientists at ...
Hosted on MSN5mon
Researchers encode data in DNA hundreds of times faster than before — with panda pics
Epigenetic modifications involve chemical changes to DNA that do not alter its sequence but can influence ... to write 350 bits of data in a single reaction, a significant improvement over ...
Nuclear DNA testing at issue in Gilgo Beach murder case. Here's what it is.
The Gilgo Beach murder case is moving toward trial, but Rex Heuermann's attorneys are challenging something called nuclear DNA testing​​.
The Scientist2y
Brush Up: What Is Bisulfite Sequencing and How Do Researchers Use It to Study DNA Methylation?
1,2 Bisulfite conversion is the chemical reaction that occurs when scientists treat DNA with sodium bisulfite ... cytosines are recognized as thymine after PCR amplification and sequencing. 3 ...