Microbiome digest, August 6, 2014

Metagenomics

Screen Shot 2014-08-06 at 03.56PM, Aug 06Genomic Encyclopedia of Bacteria and Archaea: Sequencing a Myriad of Type Strains – Nikos C. Kyrpides – PLOS Biology

“Here we call for the funding of a systematic effort to produce a comprehensive genomic catalog of all cultured Bacteria and Archaea by sequencing, where available, the type strain of each species with a validly published name (currently~11,000). “

More Microbiology

Screen Shot 2014-08-06 at 03.57PM, Aug 06Cooperative secretions facilitate host range expansion in bacteria – Luke McNally, Mafalda Viana & Sam P. Brown – Nature Communications

“Here we use a combination of theory and a phylogenetic comparative analysis of 191 pathogenic bacterial species to show that bacteria use cooperative secretions that modify their environment to extend their host range and infect multiple host species.”

Screen Shot 2014-08-06 at 03.57PM, Aug 06 1Streptococcus agalactiae clones infecting humans were selected and fixed through the extensive use of ​tetracycline – Violette Da Cunha – Nature Communications

“Here we show by comparative genome analysis and phylogenetic reconstruction of 229 isolates that the rise of human GBS infections corresponds to the selection and worldwide dissemination of only a few clones. “

Screen Shot 2014-08-06 at 03.58PM, Aug 06Hidden bonus from vaccination – Ewen Callaway – Nature

“Immunization against pneumococcus in Africa also reduces levels of antibiotic resistance”

Bik’s Picks

Screen Shot 2014-08-06 at 03.59PM, Aug 06How Spiders Spin Silk – Robin Meadows – PLOS Biology

“Now, in this issue of PLOS Biology, new research by Anna Rising, Jan Johansson, and colleagues shows that silk formation involves structural shifts at either end of the spidroin and that these shifts are completely different, overturning the hypothesis that these protein terminals play similar roles.”

In Science, It Matters That Women Come Last – Emma Pierson – FiveThirtyEight

““Some men get added to papers even if their contribution was cosmetic, yet women who contributed ideas (and perhaps even writing or data) are left out,” said the woman, who blogs pseudonymously as Female Science Professor.”

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