The Bioinformatics Organization, Inc. serves the scientific and educational needs of bioinformatic practitioners and the general public. We develop and maintain computational resources to facilitate world-wide communications and collaborations between people of all educational and professional levels. We provide and promote open access to the materials and methods required for, and derived from, research, development and education.

BPO is an open access-based journal of research methods in the medical and biological sciences. Papers feature step-by-step protocols to help you work quickly and correctly.

BioMed Central is an independent publishing house committed to providing immediate open access to peer-reviewed biomedical research. All research articles in BioMed Central's journals receive rapid and thorough peer review. BioMed Central's portfolio of 172 journals includes general titles such as Journal of Biology alongside specialist journals (e.g. BMC Bioinformatics, Malaria Journal) that focus on particular disciplines.

BMC Microbiology is an open access journal publishing original peer-reviewed research articles in analytical and functional studies of prokaryotic and eukaryotic microorganisms, viruses and small parasites, as well as host and therapeutic responses to them. BMC Microbiology (ISSN 1471-2180) is indexed/tracked/covered by PubMed, MEDLINE, BIOSIS, CAS, Scopus, EMBASE, Thomson Scientific (ISI) and Google Scholar. Published by BioMedCentral.

Connexions is an environment for collaboratively developing, freely sharing, and rapidly publishing scholarly content on the Web. Our Content Commons contains educational materials for everyone — from children to college students to professionals — organized in small modules that are easily connected into larger courses. All content is free to use and reuse under the Creative Commons "attribution" license.

Welcome to the Directory of Open Access Journals. This service covers free, full text, quality controlled scientific and scholarly journals. We aim to cover all subjects and languages. There are now 1529 journals in the directory. Currently 385 journals are searchable at article level.

Environmental Health is an Open Access, peer-reviewed, online journal that considers manuscripts on all aspects of environmental and occupational medicine, and related studies in toxicology and epidemiology. Environmental Health is aimed at scientists and practitioners in all areas of environmental science where human health and well-being are involved, either directly or indirectly. Environmental Health is a public health journal serving the public health community and scientists working on matters of public health interest and importance pertaining to the environment. This journal is the only truly Open Access, peer-reviewed journal devoted exclusively to Environmental Health, and thus serves the important objective of making reliable and important scientific information widely and easily available, without charge, to readers worldwide.

Hydrology and Earth System Sciences (HESS) is an international journal for the publication of original research in hydrology, placed within a holistic Earth System Science context. In particular, HESS encourages and supports fundamental and applied research that seeks to understand the interactions between water, earth, ecosystems and man. Features include: Full Peer Review & Interactive Public Discussion; Immediate Publication; Open Access; Full Article Alert Service; Personalized Copyright under the Creative Commons Attribution; NonCommercial and ShareAlike Licence.

Journal of Circadian Rhythms is an Open Access, peer-reviewed online journal that publishes research articles dealing with circadian and nycthemeral (daily) rhythms in living organisms, including processes associated with photoperiodism and daily torpor. Journal of Circadian Rhythms aims to include both basic and applied research at any level of biological organization (molecular, cellular, organic, organismal, and populational). Studies of daily rhythms in environmental factors that directly affect circadian rhythms are also pertinent to the journal's mission.

The Journal of Vision, an official journal of ARVO, is a scientific periodical devoted to all aspects of visual function in humans and other organisms. The journal is published exclusively in digital form: full-text articles may be accessed for free via the internet. The journal encourages the effective use of color, multimedia, hyperlinks, program code, and other digital enhancements. The Journal of Vision is published by the Association for Research in Vision and Ophthalmology (ARVO), an international organization devoted to research, training, and dissemination of knowledge in vision and ophthalmology.

Journal of Visualized Experiments (JoVE) is an online journal publishing visualized (video-based) biological research studies.

PLoS Biology features works of exceptional significance in all areas of biological science, from molecules to ecosystems, including works at the interface with other disciplines, such as chemistry, medicine, and mathematics. PLoS Biology is ranked as the most highly cited general biology journal by the Institute for Scientific Information (ISI), with an impact factor of 14.7.

PLoS Clinical Trials, launched in May 2006, is an international peer-reviewed open access journal that publishes results of randomized trials from all medical and public health disciplines. The journal's aim is to increase the breadth of clinical trials reporting and thus ensure that all trials on human participants are reported in the peer-reviewed literature and accessible to all.

PLoS Computational Biology is published by PLoS in partnership with the International Society for Computational Biology (ISCB). PLoS Computational Biology features works of exceptional significance that further our understanding of living systems at all scales through the application of computational methods.

PLoS Genetics reflects the full breadth and interdisciplinary nature of genetics and genomics research by publishing outstanding original contributions in all areas of biology - human studies as well as research on model organisms - from mice and flies, to plants and bacteria.