pnas journal

Abstract This article provides an introduction to and overview of the articles in the PNAS Nexus Special Feature on Polarization and Trust.

Bibliometric portraits of a single journal appear to be rarely taken in the field of applied linguistics. Viewed from the angles of publication, citation, and indexation, one of the journals worth a bibliometric portrait is the Indonesian Journal of Applied Linguistics. Casting local and regional concerns on the global applied linguistics, the journal has ranked among the big five Open Access Journals in the Asiatic region since its foundation in 2011.

A group of cancer researchers at Harvard have had one of their papers retracted from the Proceedings of the National Academy of Sciences (PNAS) for reusing data.

Transformation & Storage Solution (2X TSS) enables researchers to take advantage of the simple system described by Chung et al. 1 for the preparation, long-term storage and transformation of competent E. coli. Early log-phase cells are suspended in 1X TSS: a solution containing polyethylene glycol, dimethyl sulfoxide, and divalent cations in a bacterial growth medium.