databases Stress National Center for Biotechnology Information NCBI NLM MEDLINE genetic animals pubmed abstract nih national institutes of health national library of medicine research support non-u.s. gov't amino acid sequence Genes Sequence Analysis Expressed Sequence Tags DNA / methods* bacterial / genetics contig mapping gene expression profiling* oceans and seas inflammation / genetics reverse transcriptase polymerase chain reaction molecular sequence annotation inflammation / immunology pmid:20937131 pmc3091708 doi:10.1186/1471-2164-11-559 raul bettencourt miguel pinheiro ricardo serrão santos bivalvia / genetics* bivalvia / microbiology fresh water gills / metabolism* gills / microbiology high-throughput nucleotide sequencing / methods* hot springs* immunity / genetics physiological / genetics