A collection of databases of the pathways and genomes of different organisms. The databases are organized into tiers according to the amount of manual review and updating they have received.

Large article database covering all aspects of biology including bacteriology, cell biology, genetics, microbiology, pathology, physiology, toxicology, virology, zoology, and more.

Large medicine and biomedical science database of millions of journal articles back to 1974, including from 2,900 journals not indexed in PubMed; includes coverage of Allied Health subjects.

Covers the biomedical literature from MEDLINE, life science journals, and online books. Also provides access to NCBI databases covering molecular biology. From the NIH's National Library of Medicine.

Database of prototypic sequences representing repetitive DNA from different eukaryotic species and is used in genome sequencing projects.

Large, multidisciplinary database that covers science, technology, medicine, social sciences, and arts and humanities. Includes tools to track, analyze, and visualize research.

Collection of databases indexing scholarly literature in the sciences, social sciences, arts, and humanities, from journals, conference proceedings, symposia, and more. Includes citation network data.

Genetic and molecular biology data for the model higher plant Arabidopsis thaliana.

The Basic Local Alignment Search Tool (BLAST) finds regions of local similarity between sequences. The program compares nucleotide or protein sequences to sequence databases and calculates the stat...

The Genome Database organizes information on genomes including sequences, maps, chromosomes, assemblies, and annotations. Entrez is the integrated, text-based search and retrieval system used at NC...

The Entrez Nucleotides database is a collection of sequences from several sources, including GenBank, RefSeq, and PDB. The number of bases grows at an exponential rate. As of April 2004, there are ...

The protein entries in the Entrez search and retrieval system have been compiled from a variety of sources, including SwissProt, PIR, PRF, PDB, and translations from annotated coding regions in Gen...

Database of prototypic sequences representing repetitive DNA from different eukaryotic species and is used in genome sequencing projects.

Search NCBI is the integrated, text-based search and retrieval system from NCBI used to search across major databases, including PubMed, PubChem, Online Mendelian Inheritance in Man (OMIM), Nucleot...

The Molecular Modeling Database (MMDB) contains 3D macromolecular structures, including proteins and polynucleotides. MMDB contains over 28,000 structures and is linked to the rest of the NCBI data...

The Bookshelf is a growing collection of biomedical books that can be searched directly. Entrez is the integrated, text-based search and retrieval system used at NCBI for the major databases, inclu...

BRENDA is a collection of enzyme functional data available to the scientific community. The enzymes are classified according to the Enzyme Commission list of enzymes. Nomenclature, reaction and spe...

This encyclopedia covers the basics and the latest in genomics, proteomics, genetic engineering, small RNAs, transcription factories, chromosome territories, stem cells, genetic networks, epigeneti...

Online health information resource that contains high-quality, relevant health and wellness information that is free, from a trusted source, is easy to understand, and in multiple languages.

This database is a catalog of human genes and genetic disorders authored and edited by Dr. Victor A. McKusick and his colleagues at Johns Hopkins and elsewhere, and developed for the World Wide Web...

Online Mendelian Inheritance in Animals (OMIA) is a database of the genes and phenes that have been documented in a wide range of animal species other than those for which databases already exist (...

The revised Third Edition of The Prokaryotes offers new and updated articles by experts from around the world on taxa of relevance to medicine, ecology and industry. Entries combine phylogenetic an...

Index of journals covering aspects of bacteriology, including biochemistry and genetics, clinical and agricultural applications, immunology, vaccinations, and diseases of human and animals.

BioMed Central provides free open access to original research papers published in more than 290 peer-reviewed journals covering biology, clinical medicine, and health. Articles are made freely acce...

Covers the world of plants and animals including animal and crop production, breeding, environmental impacts, nutrition, and veterinary science.

Complete tables of contents and bibliographic information from the world's leading scholarly journals and books on the Web of Science platform.

Scholarly literature, including peer-reviewed papers, theses, books, preprints, abstracts and technical reports from all broad areas of research from a wide variety of sources.

Performance statistics and trends for scholarly articles based on data derived from journals indexed in Web of Science Core Collection.

Article database covers practical microbiological applications in the field of agricultural, food and beverage, chemical, and pharmaceutical industries.

Information platform of streaming science video "articles" covering biological, medical, psychological, chemical, and physical research content for scientific research and education.

Open access database combines scholarly article data (PubMed, CrossRef) with patent data from the U.S. Patent and Trademark Office, World Intellectual Property Organization, and other patent offices.

Information platform of scientific, technical, and medical research content from journals, books, series, and reference works published by Elsevier.

Core research tool for chemistry, biochemistry, chemical engineering, materials science, nanotechnology, physics, environmental science and other disciplines. Registration required.

Database of over 55,000 biomedical and life sciences laboratory protocols. Includes Methods in Molecular Biology, Methods in Molecular Medicine, Methods in Biotechnology, and more.

Browse or search thousands of ebooks and millions of articles from the life, physical, health, and social sciences, as well as the humanities disciplines.