Apoptosis - Overview of the process with a particular emphasis on the role of nitric oxide. (Reproductive and Cardiovascular Disease Research Group, St. George's Hospital Medical School, University of London, UK)
Apoptosis Info - Apoptosis research protocols, bioinformatics on cell suicide, articles and news on apoptotic factors and research.
Apoptosis MINICOPE Dictionary - "[O]ne of several subdictionaries of COPE [...] This dictionary contains entries directly or indirectly bearing on cell death by apoptosis and other death mechanisms."
Apoptosis-db.org - A database-driven site that keeps a current list of proteins and protein domaines involved in apoptosis using automated bioinformatics analysis. It also has diagrams, structural models and interaction diagrams between proteins with respect to domains. (The Burnham Institute)
Apoptosis: Overall Scheme - Basic overview of apoptosis, with a useful table outlining differences between apoptosis and necrosis. (Neuromuscular Disease Center, Washington University School of Medicine)
Apoptosis: Programmed Cell Death - Basic overview covering apoptotic signals, caspases and caspase substrates and pro- and anti-apoptotic proteins. (Part of Biochemistry Online: An Approach Based on Chemical Logic, Henry Jakubowski, College of St. Benedict/St. John's University)
Apoptosis, Caspase and Cell Death Resources - Links to apoptosis and caspase-related resources.
Cancer Research UK FACS Laboratory: Apoptosis - Methods for detection of apoptosis using flow cytometry. (Derek Davies, FACS Laboratory, Cancer Research UK)
CellDeath.de - "CellDeath.de intends to be a forum for apoptosis-related subjects" and contains information, methods, links to labs, apoptosis-related job listings, a discussion forum and news.
Cell Death Society - A general overview of apoptosis and programmed cell death.
CELLS Alive!: Apoptosis - Image sequence of a neutrophil undergoing apoptosis. (Beginner's Level)
Cell Death Society Web site)
The Interactive Fly: Programmed Cell Death (Apoptosis) - "A common pathway for developmentally regulated cell death." (Society for Developmental Biology)
Kimball's Biology Pages: Apoptosis - Basic information on apoptosis ("death by suicide" as opposed to "death by injury" or necrosis). (Beginner's Level)
List of Apoptosis Regulators - Links to database information on a large number of protein regulators of apoptosis. (Naohiro Inohara, University of Michigan)
Molecular Genetics of Alzheimer's Disease: Apoptosis-Related Genes - Links to apoptosis-related gene information in the Online Mendalian Inheritance in Man (OMIM) database. (Alzheimer's Research Forum)
NIH Apoptosis Interest Group - A site designed to facilitate communication between scientists at the NIH and in the Washington area interested in apoptosis and programmed cell death with monthly seminars open to the public; also sponsors an accompanying e-mail list.
Programmed Cell Death in Development from the Dynamic Development site, a part of "The Virtual Embryo" (Just above Beginner's Level)
Picture of the Caspase Family - Information on caspases (interleukin-1β-converting enzyme/Ced3-like - ICE-like - family of proteases).
The Phytoplankton Cell Death Page - An overview of programmed cell death in microalgae. (John A. Berges, Queen's University of Belfast)
Science News Digest for Physicians and Scientists: Apoptosis Page - Tables of information on apoptosis - characteristics, phases, signals and proteins involved with links to other sites devoted to apoptosis.
Wikipedia - Free online encyclopedia with basic overviews. (Beginner's Level)