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Nailing It Down

Nick at Bitesize Bio offers tips on how to get the best results from your sequencing run. Among the ideas: use good miniprep kits; do PCR purification; and get the primers right. "Most (but not all) of the time, the quality of the results you get back from the sequencing lab are within your control. Most (but not all!!) sequencing labs are pretty well set up so the source of any problems is normally the quality of the template and primers you provide," he says.

The Scan

Missed Early Cases

A retrospective analysis of blood samples suggests early SARS-CoV-2 infections may have been missed in the US, the New York Times reports.

Limited Journal Editor Diversity

A survey finds low diversity among scientific and medical journal editors, according to The Scientist.

How Much of a Threat?

Science writes that need for a provision aimed at shoring up genomic data security within a new US bill is being questioned.

PNAS Papers on Historic Helicobacter Spread, Brain Development, C. difficile RNAs

In PNAS this week: Helicobacter genetic diversity gives insight into human migrations, gene expression patterns of brain development, and more.