This Week in PNAS

A study appearing in the early, online edition of the Proceedings of the National Academy of Sciences this week describes microbial patterns detected in household dust samples from across the country. A team from the US and Denmark used 16S ribosomal RNA gene sequencing and internal transcribed spacer sequencing to identify bacteria and fungal phylotypes in volunteer-collected dust swabs from sites above external doors in some 1,200 American households.

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Consulting company McKinsey says diagnostics companies will have to combine genomic data analysis, electronic medical records, effective reimbursement strategies, and regulatory compliance in order to win.

A new report has found that researchers in Africa are still heavily dependent on funding from organizations in the US, Europe, and China, Nature News says.

An article in The Atlantic argues that the progress being made in science isn't keeping pace with the money and time being spent on research.

In Science this week: a CRISPR screen identifies sideroflexin 1 as a requisite component of one-carbon metabolism, and more.