All participating libraries, including their students, faculty, and staff, gain access to preserved content when specific conditions or “trigger events” cause titles to no longer be available from the publisher or through a successor, including:
- Cessation of a publisher’s operations
- Discontinuation of a title by a publisher
- Back issues no longer offered by a publisher
- Catastrophic and sustained failure of a publisher’s delivery platform for longer than 90 days
Triggered titles
Triggered journals and ebooks are accessible to all Portico participants, while triggered digital collections (flagged in the list below) are available to all libraries that had previously purchased the collections; Open Access content is available to everyone.
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- Acta medica Lituanica (Open Access)
- Advances in Tumor Virology (Open Access)
- Annales UMCS, Agricultura (Open Access)
- Annales UMCS, Zootechnica (Open Access)
- Annals of Bioanthropology (Open Access)
- Annals of Clinical Psychiatry
- Applied Bioenergy (Open Access)
- Arbitration Law Reports and Review (Open Access)
- Artificial Photosynthesis
- Astronomy Education Review (Open Access)
- Asymmetric Catalysis (Open Access)
- Australian and New Zealand Journal of Audiology
- Auto/Biography
- Bioinspired Materials (Open Access)
- Biologija (Open Access)
- Blood Science
- BoneKEy Reports
- Brief Treatment and Crisis Intervention
- Cancer Vaccines (Open Access)
- Cambridge Journal of Eurasian Studies (Open Access)
- Cell & Tissue Transplantation & Therapy (Open Access)
- Cell Communication Insights (Open Access)
- Cell Death in Therapy (Open Access)
- Chemical Sensors (Open Access)
- Clinical Medicine Insights: Geriatrics (Open Access)
- Clinical Medicine Reviews in Cardiology (Open Access)
- Clinical Medicine Reviews in Oncology (Open Access)
- Clinical Medicine Reviews in Patient Care (Open Access)
- Clinical Medicine Reviews in Therapeutics (Open Access)
- Clinical Medicine Reviews in Vascular Health (Open Access)
- Clinical Medicine Reviews in Women’s Health (Open Access)
- Coherent Optical Phenomena (Open Access)
- Diversity Oriented Synthesis (Open Access)
- DNA Barcodes (Open Access)
- Economics and Organization of Enterprise (Open Access)
- Effective Clinical Practice (Free Access)
- Ekologija (Open Access)
- Epigenetics in Cancer (Open Access)
- Epigenetics of Degenerative Diseases (Open Access)
- Epoxy (Open Access)
- European Journal of Morphology
- European Journal of Prosthodontics (Open Access)
- Fluorescent Materials (Open Access)
- Genetics of Multifactorial Disorders (Open Access)
- Geoinformatica Polonica (Open Access)
- Geologija (Open Access)
- Gene Expression to Genetical Genomics (Open Access)
- Glycobiology Insights (Open Access)
- Graft
- Graphene and 2D Materials (Open Access)
- Healthy Aging & Clinical Care in the Elderly (Open Access)
- High-speed machining (Open Access)
- Human Genomics and Proteomics (Open Access)
- Human Parasitic Diseases (Open Access)
- Hybrid Materials (Open Access)
- Hydrogels (Open Access)
- Hydrogen and Fuel Cells (Open Access)
- Immunometabolism (Open Access)
- Indian Journal of Human Genetics (Open Access)
- Inflammasome (Open Access)
- International Journal of Learning and Media
- International Journal of Self-Help & Self-Care
- International Journal of Shoulder Surgery (Open Access)
- Invertebrate Immunity
- Journal of Collective Negotiations
- Journal of Dental Biomechanics (Open Access)
- Journal of Environmental Systems
- Journal of Genomes and Exomes (Open Access)
- Journal of HIV and Human Reproduction (Open Access)
- Journal of Human Health (Open Access)
- Journal of Individual Employment Rights
- Journal of Intelligence and Terrorism Studies (Open Access)
- Journal of Medical Investigations and Practice (Open Access)
- Journal of Orthodontic Research (Open Access)
- Journal of Pharmacy Teaching
- Journal of Surgical Technique and Case Report (Open Access)
- Journal of Workplace Rights
- K-Theory
- Kinome (Open Access)
- Kultura i Spoleczenstwo (Open Access)
- The Life and Times of Jorge Luis Borges (Digital collection)
- Linguistica Pragensia (Open Access)
- Lymphoma and Chronic Lymphocytic Leukemias (Open Access)
- Metagenomics (Open Access)
- Metallodrugs (Open Access)
- Methods in Next Generation Sequencing (Open Access)
- Microalgae Biotechnology (Open Access)
- Microbiome Science and Medicine (Open Access)
- microRNA Diagnostics and Therapeutics (Open Access)
- microRNAs in Cardiovascular Research (Open Access)
- Molecular inhibitors in targeted therapy (Open Access)
- Multiferroic Materials (Open Access)
- NanoBioImaging (Open Access)
- Nanocarriers (Open Access)
- Nanocontainers (Open Access)
- Nanoelectronics and Spintronics (Open Access)
- Nanomaterials and the Environment (Open Access)
- Nanomaterials and Tissue Regeneration (Open Access)
- Nanomechanics (Open Access)
- Nanoscale Systems: Mathematical Modeling, Theory and Applications (Open Access)
- Nanothermoelectrics (Open Access)
- Nanotube Therapy (Open Access)
- Neuroscience of Decision Making (Open Access)
- The New Partridge Dictionary of Slang and Unconventional English
- Nigerian Journal of Surgical Research (Open Access)
- Non-Genetic Inheritance (Open Access)
- Ocean Acidification (Open Access)
- OncomiRs (Open Access)
- The Online Journal of Current Clinical Trials (Open Access)
- Optogenetics (Open Access)
- Organelles Proteomics (Open Access)
- Organic Chemistry Insights (Open Access)
- Pain Reviews
- Physics and Chemistry of Stem Cells (Open Access)
- Plasticity and Mechanics of Defects (Open Access)
- Popular Narrative Media
- Primary Prevention Insights (Open Access)
- Protist Genomics (Open Access)
- PsycCRITIQUES
- Public Life in Contemporary Argentina (Digital collection)
- Recyclable Catalysis (Open Access)
- Regenerative Dentistry and Implant Therapy (Open Access)
- Reproductive Biology Insights (Open Access)
- Retrovirology: Research and Treatment (Open Access)
- Science Foundation in China
- Self-Healing Materials (Open Access)
- Smart Grid (Open Access)
- Stewart Postharvest Review (Open Access)
- Sudan Medical Monitor (Open Access)
- Supramolecular Catalysis (Open Access)
- Systems Pharmacology (Open Access)
- Topological Quantum Matter (Open Access)
- Translational Oncogenomics (Open Access)
- Tumor Microenvironment and Therapy (Open Access)
- Veruscript Functional Nanomaterials (Open Access)
- Waves, Wavelets and Fractals (Open Access)
- Visual Culture in Britain
- X Acoustics:Imaging and Sensing (Open Access)