-
NCBI Virus
NCBI Virus is an integrative, value-added resource designed to support retrieval, display and analysis of a curated collection of virus sequences and large sequence datasets.... -
Sildenafil (Viagra) for male erectile dysfunction: a meta-analysis of clinical trial reports
Background Evaluation of company clinical trial reports could provide information for meta-analysis at the commercial introduction of a new technology. Methods Clinical trial... -
The influence of age on the female/male ratio of treated incidence rates in depression
Background Poor data exist on the influence of psychosocial variables on the female/male ratio of depression because of the small number of cases and the resulting limited... -
Diagnostic and treatment characteristics of polycystic ovary syndrome: descriptive measurements of patient perception and awareness from 657 confidential self-reports
Background This investigation was undertaken to describe patient perception and awareness of the polycystic ovary syndrome (PCOS), the most common cause of... -
Toxicology Information Online (TOXLINE) (RETIRED)
TOXLINE was the National Library of Medicine (NLM) bibliographic database for toxicology, a varied science encompassing many disciplines. TOXLINE records provide bibliographic... -
Molecular phylogeny of Subtribe Artemisiinae (Asteraceae), including
Background Subtribe Artemisiinae of Tribe Anthemideae (Asteraceae) is composed of 18 largely Asian genera that include the sagebrushes and mugworts. The subtribe includes the... -
Genetic studies of the Roma (Gypsies): a review
Background Data provided by the social sciences as well as genetic research suggest that the 8-10 million Roma (Gypsies) who live in Europe today are best described as a... -
Medical Text Indexer (MTI)
A system for producing indexing recommendations to assist in the indexing process at NLM. Currently provides indexing recommendations to more than 100 journals based on the NLM... -
Carcinogenic Potency Database (CPDB)
Carcinogenic Potency Database (CPDB) is a single standardized resource of the results of 45 years of chronic, long-term carcinogenesis bioassays. The experiments vary widely in... -
Value Set Authority Center
The VSAC is a repository and authoring tool for public value sets created by external programs. Value sets are lists of codes and corresponding terms, from NLM-hosted standard... -
Database of Genotype and Phenotype (dbGaP)
Database of Genotype and Phenotype (dbGaP) was developed to archive and distribute the data and results from studies that have investigated the interaction of genotype and... -
Chemical Carcinogenesis Research Information System (CCRIS)
The Chemical Carcinogenesis Research Information System (CCRIS) database contains chemical records with carcinogenicity, mutagenicity, tumor promotion, and tumor inhibition test... -
CD Search (Conserved Domain Search Service)
Identifies the conserved domains present in a protein sequence. CD-Search uses RPS-BLAST (Reverse Position-Specific BLAST) to compare a query sequence against position-specific... -
Oral sildenafil (Viagra™) in male erectile dysfunction: use, efficacy and safety profile in an unselected cohort presenting to a British district general hospital.
Introduction Sildenafil (Viagra®) is one of the drugs used in the first line therapy of male erectile dysfunction (MED). We have recorded outcomes, adverse events and... -
MEDLINE/PubMed Citations
PubMed is a free resource supporting the search and retrieval of biomedical and life sciences literature with the aim of improving health–both globally and personally. The... -
The effectiveness of reducing the daily dose of finasteride in men with benign prostatic hyperplasia
Background Finasteride, a 5 alpha reductase inhibitor, is an established treatment for benign prostatic hyperplasia. The recommended dosage is 5 mg a day, however case reports...
Official websites use .gov
A
.gov website belongs to an official government
organization in the United States.
Secure .gov websites use HTTPS
A
lock (
) or https:// means you’ve safely connected to
the .gov website. Share sensitive information only on official,
secure websites.