PNAS

Large language models show human-like content biases in transmission chain experiments

Use of AI in the production of text through Large Language Models (LLMs) is widespread and growing, with potential applications in journalism, copywriting, academia, and other writing tasks. As such, ...
PNAS

Journal Club

Journal Club posts are short news stories featuring a recent important, timely journal article selected by one of our Journal Club panelists, who are post-doctoral associates and graduate students in ...
PNAS

The enzymatic conversion of heme to bilirubin by microsomal heme oxygenase.

Note: The article usage is presented with a three- to four-day delay and will update daily once available. Due to ths delay, usage data will not appear immediately following publication. Citation ...
PNAS

Mechanism of action of penicillins: a proposal based on their structural similarity to acyl-D-alanyl-D-alanine.

Note: The article usage is presented with a three- to four-day delay and will update daily once available. Due to ths delay, usage data will not appear immediately following publication. Citation ...
PNAS

Cozzarelli Prize

The Cozzarelli Prize is awarded annually to six research teams whose PNAS articles have made outstanding contributions to their field. Each team represents one of the six classes of the National ...
PNAS

China’s international trade and air pollution in the United States

International trade affects global air pollution and transport by redistributing emissions related to production of goods and services and by potentially altering the total amount of global emissions.
PNAS

PRIMARY STRUCTURE AND EVOLUTION OF CYTOCHROME C

Note: The article usage is presented with a three- to four-day delay and will update daily once available. Due to ths delay, usage data will not appear immediately following publication. Citation ...
PNAS

THE WORD PROBLEM

The author is a John Simon Guggenheim Memorial Fellow. This research was supported earlier by the Institute for Advanced Study, National Science Foundation contract G-1974, and the U. S. Educational ...
PNAS

MOLECULAR HYBRIDIZATION OF RADIOACTIVE DNA TO THE DNA OF CYTOLOGICAL PREPARATIONS

A method is presented for detecting the cellular location of specific DNA fractions. The technique involves the hybridization of a radioactive test DNA in solution to the stationary DNA of a ...
PNAS

AN ALGORITHM FOR EQUILIBRIUM POINTS IN BIMATRIX GAMES

Note: The article usage is presented with a three- to four-day delay and will update daily once available. Due to ths delay, usage data will not appear immediately following publication. Citation ...
Proceedings of the National Academy of Sciences (PNAS)

Vaccine data suggest immunity could mitigate dementia. What’s the biology behind these apparent effects?

In 2013, a vaccine policy inadvertently launched a massive natural experiment that would offer new clues about the roots of ...
PNAS

Marine microplastics spell big problems for future generations

The impacts of plastic ingestion in laboratory studies include gut blockage and physical injury, oxidative stress, altered feeding behavior (7, 8), and reduced energy allocation (9), with knock-on ...