Proceedings of the National Academy of Sciences (PNAS)

Table Of Contents Page, PNAS Volume 123, Number 6

The Middle Pleistocene (MP; ca. 774 to 129 ka) marks a critical period of human evolution, characterized by increasing ...
PNAS

Rate enhancement of bacterial extracellular electron transport involves bound flavin ...

Studies using purified proteins have revealed that flavins specifically accelerate the enzymatic reduction of iron oxides and electrodes through interaction with the OM protein MtrC, which is a 71-kDa ...
PNAS

Programmable transdermal drug delivery of nicotine using carbon nanotube membranes

Edited by Mildred Dresselhaus, Massachusetts Institute of Technology, Cambridge, MA, and approved May 13, 2010 (received for review April 8, 2010) ...