The Peroxisome Website - Information about the peroxisome and associated disorders for people of all scientific backgrounds, from patients to scientists.

Cell-Biology.com - Information on cells, cell organelles, functions, mitosis, meiosis and cellular communication. Part of the ALtruis Biomedical Network.

The WWW Virtual Library: Dictyostelium - Section of the WWW Virtual Library devoted to the cell biology and genetics of the cellular slime mold (Dictyostelium discoideum).

Biology of the Mammary Gland - A forum to integrate various aspects of mammary gland biology, including cellular and developmental aspects, and to promote collaborations and the exchange of ideas, knowledge and resources.

Pigmentation.net - Information about melanins, pigmentation and skin lightners.

Angiogenesis: Special Project Angiogenesis by AIRC - Angiogenesis Project: goals, tools, and participants at the First Interdisciplinary Scientific Project on Tumor Angiogenesis sponsored by Italian Association for Cancer Research.

BioScience Research Tool: Cell Biology - Excellent specialized directory of online tools and resources selected for cell biologists.

Cell Intelligence - Experimental research over two decades into the question of whether cells have a central signal integration system (Guenter Albrecht-Buehler, Northwestern University).

The WWW Virtual Library: Cell Biology - A guide to major online resources in cell biology indexed by subject with annotated links (part of the WWW Virtual Library).

Unanswered Questions in Biology - Summary of mail exchanges debating the foundations of biology and some unanswered questions. Revisionism and modern biology.

WWW Virtual Library: Yeast - Cell biology, biochemistry and genetics of the yeast species Saccharomyces cerevisiae and Schizosaccharomyces pombe, with links to resources and databases.