TY - GEN AU - Umthun,A R AU - Mengeling,W L TI - Restriction fragment length polymorphism analysis of strains of porcine reproductive and respiratory syndrome virus by use of a nested-set reverse transcriptase-polymerase chain reaction SN - 0002-9645 PY - 1999///0902 KW - Animals KW - Bronchoalveolar Lavage Fluid KW - virology KW - Cells, Cultured KW - DNA Primers KW - chemistry KW - DNA, Viral KW - Electrophoresis, Agar Gel KW - veterinary KW - Female KW - Open Reading Frames KW - genetics KW - Polymorphism, Restriction Fragment Length KW - Porcine Reproductive and Respiratory Syndrome KW - classification KW - Porcine respiratory and reproductive syndrome virus KW - RNA, Viral KW - blood KW - Reproduction KW - physiology KW - Respiratory Tract Diseases KW - diagnosis KW - Reverse Transcriptase Polymerase Chain Reaction KW - Sensitivity and Specificity KW - Specific Pathogen-Free Organisms N1 - Publication Type: Journal Article ER -