Society

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 statistical significance of matches. BLAST can be used to infer functional and evolutionary relationships between sequences as well as help identify members of gene families.

Find information on health conditions, wellness issues, and more in easy-to-read language on MedlinePlus, the up-to-date, trusted health information site from the NIH and the National Library of Medicine.

The National Library of Medicine (NLM), on the NIH campus in Bethesda, Maryland, is the world's largest biomedical library and the developer of electronic information services that delivers data to millions of scientists, health professionals and members of the public around the globe, every day.

The NCBI Insights Blog helps you understand and use resources of the National Center for Biotechnology Information at the U.S. National Library of Medicine.

PubChem is the world's largest collection of freely accessible chemical information. Search chemicals by name, molecular formula, structure, and other identifiers. Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations and more.

PubMed® comprises more than 32 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full text content from PubMed Central and publisher web sites.

DPCPSI plans and coordinates trans-NIH initiatives and research supported by the NIH Common Fund, and develops resources to support portfolio analyses. The mission of DPCPSI includes identifying emerging scientific opportunities, rising public health challenges, and scientific knowledge gaps that merit further research.

Accurate, up-to-date, comprehensive cancer information from the U.S. government's principal agency for cancer research.

The National Center for Advancing Translational Sciences (NCATS) is one of 27 Institutes and Centers at the National Institutes of Health (NIH). The focus of NCATS is to advance the science of translation, which is the process of turning observations into interventions to improve health.

The mission of NCCIH is to define, through rigorous scientific investigation, the usefulness and safety of complementary and integrative health interventions and their roles in improving health and health care.

The National Eye Institute (NEI) performs and supports vision research and education programs that protect and prolong vision. Learn about eye conditions, healthy eyes, vision studies, and grants for vision research.

The NIH National Heart, Lung, and Blood Institute is the nation’s leader in the prevention and treatment of heart, lung, blood, and sleep disorders.

Official website of the National Human Genome Research Institute. The Forefront of Genomics.

The National Institute of Allergy and Infectious Diseases (NIAID) conducts and supports research to understand, treat, and prevent infectious and allergic diseases.

The mission of the NIAMS is to support research into the causes, treatment, and prevention of arthritis and musculoskeletal and skin diseases; the training of basic and clinical scientists to carry out this research; and the dissemination of information o

A part of the NIH focused on creating biomedical technologies to improve health.

Advancing the nation's oral health through research and innovation.

As an Institute within NIH, NIDDK conducts and supports research on many of the most common, costly, and chronic conditions to improve health.

National Institute of Environmental Health Sciences | The mission of NIEHS is to discover how the environment affects people in order to promote healthier lives

The National Institute of Mental Health (NIMH) is the largest scientific organization in the world dedicated to research focused on the understanding, treatment, and prevention of mental disorders and the promotion of mental health.