Artificial light shifts circadian rhythms

The effect of artificial light on melatonin and circadian rhythms has been uncertain.  This small study shows dramatic differences resulting from artificial vs natural light exposure. Wright, Kenneth†P, McHill, Andrew†W, Birks, Brian†R, Griffin, Brandon†R, Rusterholz,...

Debunking the myth of the sterile womb

Funkhouser LJ, Bordenstein SR (2013) Mom Knows Best: The Universality of Maternal Microbial Transmission. PLoS Biol 11(8): e1001631. doi:10.1371/journal.pbio.100163  (Open Access) The sterile womb paradigm is an enduring premise in biology that human infants are born...

Antibiotic resistance from reversions to conserved ancestral alleles

Champion MD, Gray V, Eberhard C, Kumar S (2013) The Evolutionary History of Amino Acid Variations Mediating Increased Resistance of S.aureus Identifies Reversion Mutations in Metabolic Regulators. PLoS ONE 8(2): e56466. doi:10.1371/journal.pone.0056466 (open access)...

A mechanism for induction of a hypoxic response by vaccinia virus

By Mazzon, M., Peters, N. E., Loenarz, C., Krysztofinska, E. M., Ember, S. W. J., Ferguson, B. J., & Smith, G. L. (2013). In: Proceedings of the National Academy of Sciences, 110(30), 12444-12449. doi: 10.1073/pnas.1302140110  open access Abstract: Viruses have...