PLOS: DNA Science

JULY 27, 2023

Genomics applies to all species, revealing evolution in action, because we all use the same genetic code – that is, the correspondence between DNA sequences and the amino acid sequences of proteins. Cats and Bird Flu Comparing DNA sequences is a little like linguistic research that connects languages.

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Disease DNA Virus RNA 98

Codon

FEBRUARY 20, 2024

Thanks to decades of progress in molecular sequencing technologies, it is simple to read out the order of nucleotides in a DNA sequence, for example, or to quantify messenger RNAs as they are made by a cell. The ATP synthase “bead” experiment was part of a 2001 study published in the journal Nature.

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RNA DNA Engineering Cell Biology 98

Codon

DECEMBER 12, 2024

DNA and RNA molecules are also built from exclusively right-handed nucleic acids. Across the tree of life, organisms strictly require exactly one of the two chiral forms of their molecular building blocks — amino acids, nucleotides of RNA and DNA. 4 As far as we know, right-handed proteins never occur naturally.

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DNA RNA Vaccine Virus 81

Codon

AUGUST 27, 2024

Allison Berke makes the case for real-time DNA sequencing and AI tools to detect pathogens before they spread widely. Reading DNA The first step in detecting a novel pathogen is recognizing it as an anomaly amidst a noisy background of other material. After copying the DNA to form a big pool, each piece is sequenced.

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DNA Laboratories Hospitals Virus 83

Codon

NOVEMBER 1, 2024

Scientists are already building a model that can, for example, look at which RNA molecules are expressed in a cell at t=0 and predict how those molecules will change at t=1. Synthesizing a single human protein-coding gene costs several hundred dollars and even a simple PCR machine (used for amplifying DNA) costs between $1,500 and $50,000.

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DNA RNA Molecular Biology Laboratories 107