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AIDSInfo® Additional Information on U.S. Department of Health and Human Services (HHS) resource providing information on HIV/AIDS clinical trials and federally approved HIV treatment and prevention guidelines.
AltBib Additional Information on Bibliography on Alternatives to the Use of Live Vertebrates in Biomedical Research and Testing.
American Indian Health Additional Information on Health and well-being of American Indians.
Arctic Health Additional Information on Health and well-being of our planet's northern-most inhabitants.
Asian American Health Additional Information on Health and well-being of Asian Americans in the United States.
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Bioethics Additional Information on Ethical, legal, and policy issues in health care and biomedical research.
Biotechnology Information Additional Information on Molecular biology, computational biology and related software tools.
Bookshelf Additional Information on The Bookshelf is a collection of online biomedical books whose full text can be searched through the Entrez system.
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Cancer Information Additional Information on Cancer information via the MEDLINE/PubMed database and the National Cancer Institute (NCI).
CancerChromosomes Additional Information on Provides the ability to search for cytogenetic, clinical, and/or reference information.
Chemical Carcinogenesis Research Information System(CCRIS) Additional Information on Carcinogenicity, mutagenicity, tumor promotion, and tumor inhibition test results on chemicals.
ChemIDPlus® Additional Information on Online dictionary of chemicals, including names, synonyms, and chemical structures.
Citing Medicine Additional Information on Provides guidance for citing twenty-six types of published and unpublished material, ranging from print books and journal articles to blogs and wikis.
Clinical Alerts Additional Information on Provided to expedite the release of findings from the NIH-funded clinical trials where such release could significantly affect morbidity and mortality.
ClinicalTrials.gov Additional Information on Patient studies for drugs and treatment.
Coffee Break Additional Information on A collection of short stories and interactive tutorials about recent biomedical discoveries.
Conserved Domains Additional Information on Collection of sequence alignments and profiles representing protein domains conserved in molecular evolution.
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3D Domains Additional Information on Compact structural domains identified automatically in the Molecular Modeling DataBase (MMDB), Entrez's macromolecular three-dimensional structure database. The domains are identified by searching for breakpoints in a structure between major secondary structure elements, and are the units of comparison used in the identification of "related structures" in MMDB.
DailyMed® Additional Information on Vehicle for access to the labels as well as to other sources and types of information about medications.
database of Genotype and Phenotype (dbGaP) Additional Information on Data from genome wide association (GWA) studies, which aim to establish associations between genotype and phenotype information to elucidate the link between genes and disease.
Developmental and Reproductive Toxicology Database (DART®) Additional Information on References to the teratology, developmental, and reproductive toxicology literature.
Dietary Supplements Labels Database Additional Information on Information about ingredients in more than two thousand selected brands of dietary supplements.
DIRLINE® Additional Information on Online Directory of Health Organizations.
Disaster Information Additional Information on Health information resources and informatics research related to disasters of natural, accidental, or deliberate origin.
DOCLINE® Additional Information on Interlibrary loan (ILL) request routing and referral system.
Drug Information Additional Information on
Drug Information Portal
Where to find information about U.S. drugs.

Gateway to current and accurate drug information from NLM and to other key government agencies.
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Entrez Additional Information on Search the biomedical databases of the Entrez Molecular Biology System.
Environmental Health and Toxicology Information Additional Information on Portal to numerous NLM databases and resources in environmental health and toxicology.
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GenBank® Additional Information on Genetic sequence database.
Gene Additional Information on Database of gene-specific information. Each record represents a single gene from a given organism and can include, as available, nomenclature, map, sequence, expression, structure, functional, and homology data.
Gene Expression Omnibus (GEO) DataSets Additional Information on A component of the Gene Expression Omnibus (GEO) repository that contains submitter-supplied records (known as "GEO Series"), which summarize individual experiments, plus GEO DataSets that are assembled by GEO staff. A DataSet represents a collection of biologically- and statistically-comparable samples processed using the same platform.
Gene Expression Omnibus (GEO) Profiles Additional Information on Individual gene expression and molecular abundance profiles assembled from the Gene Expression Omnibus (GEO) repository. A Profile consists of the expression measurements for an individual gene across all Samples in a DataSet.
GENE-TOX (Genetic Toxicology DataBank) Additional Information on Mutagenicity test data on chemicals based on peer review of the scientific literature.
Genetics Home Reference Additional Information on Genetic conditions and the genes or chromosomes responsible.
Genome Additional Information on Sequence and map data from the whole genomes of organisms. The genomes represent both completely sequenced organisms and those for which sequencing is in progress.
Genome Project Additional Information on Searchable collection of complete and incomplete (in-progress) large-scale sequencing, assembly, annotation, and mapping projects for cellular organisms. The Entrez Genome Project database provides an umbrella view of the status of each genome project, links to project data in the other Entrez databases, and links to a variety of other NCBI and external resources associated with a given genome project.
GENSAT (Gene Expression Nervous System ATlas) Additional Information on Maps the expression of all genes expressed in the mouse brain at various stages of development.
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Haz-Map® Additional Information on Links jobs and hazardous tasks with occupational diseases and their symptoms.
HSDB® (Hazardous Substances Data Bank) Additional Information on Comprehensive, peer-reviewed toxicology data for about 5,000 chemicals.
Health Data Standards and Privacy Additional Information on NLM participation in Health Insurance Portability and Accountability Act (HIPAA) activities.
Health Hotlines Additional Information on Toll-free telephone numbers for various health-related services.
Health Services Research & Health Care Technology Additional Information on Includes clinical practice guidelines.
Health Services Research Projects (HSRProj) Additional Information on Ongoing grants and contracts in health services research.
Health Services and Sciences Research Resources (HSRR) Additional Information on Research datasets and instruments/indices.
Health Services Technology Assessment Texts (HSTAT) Additional Information on Full-text documents providing health information and supporting health care decision making.
History of Medicine Additional Information on Exhibitions, historical scholarship, and images in medicine.
HIV/AIDS Resources Additional Information on Information on acquired immunodeficiency syndrome (AIDS) and human immunodeficiency virus (HIV).
HomoloGene Additional Information on System for automated detection of homologs among the annotated genes of several completely sequenced eukaryotic genomes.
Household Products Database Additional Information on Health and safety information on household products.
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Images from the History of Medicine Additional Information on Images in the prints and photograph collection of the History of Medicine Division (HMD).
Index Catalogue Additional Information on National Library of Medicine digital version of the printed Index-Catalogue of the Library of the Surgeon General's Office (IndexCat).
Influenza Virus Resource Additional Information on Provides researchers with a growing collection of virus sequences essential to the identification of the genetic determinants of influenza pathogenicity.
Integrated Risk Information System (IRIS) Additional Information on Hazard identification and dose-response assessments on chemicals.
Interlibrary Loan Additional Information on Interlibrary loan services are available only to libraries.
International Toxicity Estimates for Risk (ITER) Additional Information on Risk information on chemicals from several authoritative organizations worldwide.
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Journals Database Additional Information on Look up journals cited in any of the Entrez databases, including PubMed.
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LactMed - Drugs and Lactation Database Additional Information on A peer-reviewed and fully referenced database of drugs to which breastfeeding mothers may be exposed.
List of Serials Indexed for Online Users Additional Information on Bibliographic information for serials indexed in MEDLINE (available in both PDF and XML).
Loansome Doc® Additional Information on Enables PubMed and NLM Gateway users to order documents found in MEDLINE.
LocatorPlus® Additional Information on Catalog of books, journals, and audiovisuals with holdings, availability, MARC 21, and more.
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Medical Subject Headings (MeSH®) Additional Information on Controlled vocabulary thesaurus and MeSH Browser.
MEDLINE®/PubMed® Additional Information on References including abstracts to articles in thousands of biomedical journals.
MEDLINE/PubMed Baseline Repository (MBR) Additional Information on
Resources related to the annual baseline files. Includes a query tool for Web-based searching for use by NLM's registered MEDLINE/PubMed licensees.
MedlinePlus® Additional Information on Health information for patients, families and health care providers. Also in Spanish.
MedlinePlus en español Additional Information on Health information for patients, families and health care providers in Spanish.
MeSH Browser Additional Information on Medical Subject Heading look-up tool.
MeSH Database Additional Information on Entrez database of NLM controlled vocabulary used for indexing articles for MEDLINE/PubMed. MeSH terminology provides a consistent way to retrieve information that may use different wording for the same concepts.
Malaria Research Resources Additional Information on Supports African scientists and malaria researchers.
Molecular Biology Additional Information on Molecular biology, computational biology and related software tools.
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NIH Manuscript Submission System (NIHMS) Additional Information on The NIH Public Access Policy requests that researchers funded by NIH submit their final, peer-reviewed manuscripts, which have been accepted for publication, to PubMed Central.
NIH Public Access Additional Information on The NIH Public Access Policy ensures that the public has access to the published results of NIH-funded research. The NIH Manuscript Submission System is a mechanism for authors to deposit their NIH-funded manuscripts.
NIHSeniorHealth Additional Information on Easily-accessible age-related health information.
NLM Catalog Additional Information on An alternate way to search books, journals, audiovisuals, electronic, and other materials with links to LocatorPlus holdings and availability.
NLM Classification Additional Information on Medical library classification and index tool for the arrangement of library materials.
NLM Gateway Additional Information on Search multiple retrieval systems.
NLM Technical Bulletin Additional Information on Web-based newsletter for NLM online searchers.
Nucleotide Additional Information on Contains nucleotide sequence data from organisms. Includes data from a number of sources databases such as GenBank, RefSeq, TPA, and PDB.
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OLDMEDLINE Data Additional Information on References to biomedical journal articles 1948 through 1965.
OMIA (Online Mendelian Inheritance in Animals) Additional Information on Database of genes, inherited disorders and traits in animal species (other than human and mouse).
OMIM (Online Mendelian Inheritance in Man™) Additional Information on Continuously updated catalog of human genes and genetic disorders. Focuses primarily on inherited, or heritable, genetic diseases and includes textual information as well as links to associated literature references, sequence records, maps, and related databases.
Online Exhibitions and Digital Projects Additional Information on Enhancing the public and scholarly awareness and appreciation of National Library of Medicine collections.
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PopSet Additional Information on Sets of DNA sequences that have been collected to analyse the evolutionary relatedness of a population.
Practice Guidelines Additional Information on Full-text documents providing health information and supporting health care decision making.
Probe Additional Information on A public registry of nucleic acid reagents designed for use in a wide variety of biomedical research applications, together with information on reagent distributors, probe effectiveness, and computed sequence similarities. Applications include, for example, genotyping, gene expression assays, variation analysis, and gene silencing (RNAi).
Profiles in Science® Additional Information on Archival collections of leaders in biomedical research and public health.
Protein Additional Information on Contains protein sequences from organisms. Includes data from a number of source databases such as GenPept (translations from annotated coding regions in GenBank), RefSeq, SwissProt, PIR, PRF, and PDB.
Protein Clusters Additional Information on A collection of Reference Sequence (RefSeq) proteins, from the complete genomes of prokaryotes, plasmids, and organelles, that have been grouped and annotated based on sequence similarity and protein function.
PubChem Additional Information on Information on the biological activities of small molecules. PubChem is organized as three linked databases (PubChem Substance, PubChem Compound, PubChem BioAssay) within the Entrez information retrieval system. Links from PubChem's chemical structure records to other Entrez databases provide information on biological properties.
PubChem BioAssay Additional Information on Contains bioactivity screens of chemical substances described in PubChem Substance. It provides searchable descriptions of each bioassay, including descriptions of the conditions and readouts specific to that screening procedure.
PubChem Compound Additional Information on Database made by NCBI and derived from PubChem Substance. A non-redundant view of the chemically validated substances in PubChem Substance. There is one PubChem Compound record for each unique substance, and for each unique substance component. A compound record may link to more than one PubChem Substance record, if different depositors supplied the same structure.
PubChem Substance Additional Information on Chemical substance information electronically submitted to PubChem by depositors. This includes any chemical structure information submitted, as well as chemical names, comments, and links to the depositor's Web site.
Public Health Partners Additional Information on Information access for the public health workforce.
PubMed Central® Additional Information on Free digital archive of full text biomedical and life sciences journal literature.
PubMed/MEDLINE Additional Information on References including abstracts to articles from thousands of biomedical journals.
PubMed Tutorial Additional Information on Interactive instruction tool.
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Radiation Event Medical Management System (REMM) Additional Information on Designed for health care providers, primarily physicians, without formal expertise in radiation safety or radiation medicine who may provide medical care during an accidental or non-accidental radiation event.
RxNorm Additional Information on A standardized nomenclature for clinical drugs.
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Single Nucleotide Polymorphism (dbSNP) Additional Information on Database of single nucleotide polymorphisms (dbSNP), small-scale insertions/deletions, polymorphic repetitive elements, and microsatellite variation.
Space Life Sciences Data Additional Information on Literature of space flight and ground-based life sciences.
Special Queries Additional Information on Directory of Topic-Specific PubMed Queries, including Clinical Queries.
Structure Additional Information on General information about the National Center for Biotechnology Information (NCBI) Structure Group and its research projects, as well as access to the Molecular Modeling Database (MMDB) and related tools to search and display three-dimensional structures.
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Taxonomy Additional Information on Contains the names and lineages of organisms, both living and extinct, that are represented in the genetic databases with at least one nucleotide or protein sequence. New organisms are added to the database as sequence data are deposited for them.
ToolKit Additional Information on The NCBI C++ Toolkit Book.
Tox Town® Additional Information on Interactive guide to toxic chemicals and environmental health risks. Also in Spanish (ToxTown en español).
Toxicology Data Network (TOXNET®) Additional Information on Databases on toxicology, hazardous chemicals, and environmental health.
Toxicology Literature Online (TOXLINE®) Additional Information on Over 3 million references to the toxicological literature.
Toxicology Tutorials Additional Information on Three college-level tutorials on the basic principles of toxicology, toxicokinetics, and cellular toxicology.
Toxics Release Inventory (TRI) Additional Information on Annual estimated releases of toxic chemicals into the environment by industrial facilities in the United States.
TOXMAP® Additional Information on Uses maps of the United States to show the amount and location of toxic chemicals released into the environment.
ToxMystery Additional Information on Interactive learning site on toxic substances for children 7-10 years old.
ToxSeek® Additional Information on Metasearch and clustering tool for environmental health and toxicology.
Turning the Pages Additional Information on Digitized images of rare and beautiful historic books in the biomedical sciences.
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Unified Medical Language System® (UMLS®) Additional Information on Database of biomedical vocabularies (including SNOMED CT®), and related semantic and lexical resources for system developers.
UniGene Additional Information on An automated analytical system for producing organized view of the transcriptome from a growing number of organisms. Each UniGene entry is a set of transcript sequences that appear to come from the same transcription locus (gene or expressed pseudogene) in a given organism, together with information on protein similarities, gene expression, cDNA clone reagents, and genomic location.
UniSTS Additional Information on A unified, non-redundant view of sequence tagged sites (STSs). UniSTS integrates marker and mapping data from a variety of public resources. If two or more markers have different names but the same primer pair, a single STS record is presented for the primer pair and all the marker names are shown.
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Visible Human Project® Additional Information on Three-dimensional representations of the human male and female bodies.
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Women's Health Resources Additional Information on Health topics, research initiatives and overarching themes of the priorities for women's health.
WISER® (Wireless Information System for Emergency Responders) Additional Information on PDA and Web-based resource designed to assist first responders in hazardous material incidents.




See also: Retired Databases

Last reviewed: 21 January 2009
Last updated: 21 January 2009
First published: 01 January 1999
Metadata| Permanence level: Permanence Not Guaranteed