AJP Compendia

The American Journal of Pathology publishes investigations of mechanisms of disease across a spectrum of organ systems and topics. The articles in these compendia showcase AJP’s strong suit in a number of investigative spheres. All are original research studies published within the last two years or so, and the full text of each is available to readers at no cost. These compendia are dynamic, with periodic updating of content and inclusion of new collections. Please check back frequently to keep abreast of AJP’s publications in your areas of interest.

An additional compendium gathers all of AJP’s highly topical research articles and review articles related to SARS-CoV-2 and COVID-19, emphasizing the contributions of pathologists to understanding the enemy and the mechanisms that underlie the morbidity and mortality of COVID-19. AJP’s publisher, Elsevier, is providing all readers with free access to this timely information.

SARS-CoV-2 and COVID-19

This collection includes all content related to SARS-CoV-2 and COVID-19 that has appeared in AJP, showcasing the role that pathologists are playing in combating the pandemic. These papers include original research reports, clinical studies, and review articles. This timely and topical content is being made freely available to all readers by AJP’s publisher, Elsevier.


Original research papers focusing on cancer pathogenesis appear in AJP’s topic category of Tumorigenesis and Neoplastic Progression, as well as in categories devoted to specific organ systems. This compendium marshals a variety of cancer-related papers from the previous two years and underscores the depth and breadth of AJP content in this area. The full text of all listed papers is available gratis.

Infectious Diseases and Immunology

AJP’s topic category of Immunopathology and Infectious Diseases encompasses a diverse compilation of original research articles, further enriched by relevant papers in organ-specific categories. This collection of manuscripts from the last two years showcases AJP’s forte in investigation of immune mechanisms of disease and host-pathogen interactions. The listed papers are free to all readers.

Machine Learning, Computational Pathology, and Biophysical Imaging

Explore AJP’s newest topic category, introduced in 2019. The first article in this compendium is an Editorial that describes the genesis of and rationale for this category, formed to encompass the growing body of studies that apply artificial intelligence to issues in pathology. The full text of the majority of these articles is available to all readers at no cost.