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PMC News
News and announcements related to PMC
- Update on PMC Article Dataset Distribution Changes April 13, 2026As announced on February 12, major changes to PMC's Article Dataset Distribution Services are underway. Please note the following: Legacy Files Moved (April 13, 2026) On April 13, all legacy files for the PMC Article Datasets were moved to new temporary directories and prefixes on the PMC FTP and Cloud Services. FTP Service: all legacy files were moved […]
- Changes to PMC Article Dataset Distribution Services Coming in 2026 February 12, 2026The National Center for Biotechnology Information (NCBI) will be making major changes to PMC's Article Dataset Distribution Services in 2026. In August 2026, users will need to access full text article data files through the PMC Cloud Service instead of the PMC FTP Service. This change will provide users with more reliable performance, faster retrieval […]
- Updates to PMC's ESearch and EPost E-utilities APIs Coming in Early February January 6, 2026PubMed Central (PMC) will be moving to updated versions of the ESearch and EPost E-utilities APIs in early February. These updated versions will use the same technology as the updated PMC website search which was released in September 2025. This means search results returned by the updated ESearch API will match those of the PMC website. If you manage code t […]
- Updated Full-Text Search Now Available September 9, 2025As previously announced, NCBI has updated the PubMed Central (PMC) full-text search functionality and user experience. To prepare for this transition, a Beta version was released in April for users to preview and test, and a number of improvements were made based on user feedback. NCBI will continue to add to and improve the new search, with priorities based […]
- PMC OAI-PMH API Updated September 2, 2025The PMC OAI-PMH API, a tool that allows users to retrieve metadata in Dublin Core or JATS XML for all articles in PMC, has been updated and is now in production at a new base URL. Full text XML is also available through this API for articles in the PMC Open Access Subset. See the PMC OAI-PMH API documentation for details about the changes.
- Updates in Support of the 2024 NIH Public Access Policy July 7, 2025The National Center for Biotechnology Information (NCBI) at the National Library of Medicine (NLM) has made initial updates to several offerings to support NIH-funded researchers and institutions to comply with the 2024 NIH Public Access Policy, which went into effect July 1, 2025. NCBI will continue to make ongoing improvements over the coming months. These […]
- PubMed Central's Updated Full-Text Search Preview Now Available April 17, 2025As the next step in the ongoing modernization of the PubMed Central (PMC) website, NCBI is updating the PMC search functionality and user experience. In preparation for a planned transition to this updated search later this year, NCBI has released a beta version for you to preview and provide feedback on. Click the "Try this search in PMC Beta Search […]
- Preview of Upcoming Changes to PMC's eFetch Output March 5, 2025In April 2025, the data formats for PMC articles available through eFetch will be updated as part of NLM's ongoing efforts to modernize its products and services. While most of the data will remain unchanged, there are several key differences in the XML and PubMed (formerly MEDLINE) data formats that we'd like to highlight for users. (Learn more ab […]
- PMC Transitions to Updated Website October 21, 2024On October 16, 2024, NLM's NCBI transitioned to an updated PubMed Central (PMC) website, representing the next step in ongoing efforts to modernize NLM's products and services. As part of this update, the primary URL for the PMC website has changed from ncbi.nlm.nih.gov/pmc to pmc.ncbi.nlm.nih.gov. In addition, you'll notice a new look, feel, […]
- PMC Tagging Guidelines Accessibility Updates October 17, 2024The PMC Tagging Guidelines (TG) were updated on October 7, 2024, to provide new guidance for PMC data providers on how to deposit accessible article information using Journal Article Tag Suite (JATS) XML. This guidance aligns with accessibility recommendations from JATS for Reuse, a working group under NISO. This recommendation bases its set of tagging best […]