humans animals genetics metabolism microbiology female chemistry immunology isolation & purification male drug effects pharmacology physiology therapeutic use drug therapy pathology ireland adult classification epidemiology cattle immunology, inflammation & infection diagnosis middle aged mice growth & development blood molecular sequence data staphylococcus aureus escherichia coli pathogenicity prevention & control administration & dosage aged sensitivity and specificity anti-bacterial agents bacteria veterinary biosynthesis polymerase chain reaction virology therapy dna, bacterial food microbiology etiology bacterial proteins complications phylogeny time factors amino acid sequence enzymology listeria monocytogenes adverse effects Sequence Analysis, DNA Colony Count, Microbial microbial sensitivity tests biology virulence this review adolescent immune response immune system reproducibility of results base sequence cell line signal transduction cell line, tumor infection aged, 80 and over inflammation standards risk factors gene expression prevalence child